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					Report on Proposals — Copyright, NFPA                                                                                                      NFPA 31
                      Report of the Committee on                         Staff Liaison: Robert P. Benedetti
                    Liquid Fuel Burning Equipment
                                                                         Committee Scope: This Committee shall have primary responsibility for
                                                                         documents on safeguarding against the fire and explosion hazards associated
                          Allen L. Pirro, Chair                          with the installation and use of stationary and portable liquid fuel-burning
               Intertek Testing Services NA, Inc., NY [RT]               equipment including related tanks, piping, pumps and controls, but not
                                                                         including internal combustion engines, boiler-furnaces with outputs of 10,000
                                                                         pounds of steam per hour and above, and process ovens and furnaces.
John E. Batey, Energy Research Center, Inc., CT [M]
 Rep. Oilheat Manufacturers Association                                   This list represents the membership at the time the Committee was balloted on
Robert V. Boltz, Vincent R. Boltz, Inc., PA [IM]                         the text of this edition. Since that time, changes in the membership may have
 Rep. National Assn. of Oil Heating Service Managers, Inc.               occurred. A key to classifications is found at the front of this book.
James R. Eddy, New England Fire Cause & Origin, Inc., NH [SE]
Jack Frederick, Frederick Geraghty Incorporated, MA [M]                    The Report of the Technical Committee on Liquid Fuel Burning
Robert B. Greenes, Petroconsult Incorporated, NY [IM]                    Equipment is presented for adoption.
 Rep. Petroleum Marketers Association of America
John J. Huber, National Oilheat Research Alliance, VA [C]                   This Report was prepared by the Technical Committee on Liquid Fuel
Marek Kulik, Flex-L International Inc., Canada [M]                       Burning Equipment, and proposes amendments to NFPA 31, Standard for
George M. Kusterer, Bock Water Heaters, PA [M]                           the Installation of Oil-Burning Equipment, 2001 edition. NFPA 31-2001 is
John D. Maniscalco, New York Oil Heating Association, NY [IM]            published in Volume 2 of the 2004/2005 National Fire Codes and in separate
 Rep. New York Oil Heating Association                                   pamphlet form.
Michael S. Markarian, New England Fuel Institute, MA [IM]
Paul W. Moody, State of Maine, ME [E]                                       This Report has been submitted to letter ballot of the Technical Committee
Edward J. Peznowski, Connecticut Department of Public Safety, CT [E]     on Liquid Fuel Burning Equipment, which consists of 19 voting members.
John J. Pilger, Chief Chimney Services, Inc., NY [IM]                    The results of the balloting, after circulation of any negative votes, can be
 Rep. National Chimney Sweep Guild
Earl Rightmier, ECR International, Utica Division, NY [M]                found in the report.
 Rep. Gas Appliance Manufacturers Assn. Inc.
Bernard A. Smith, Concord Energy Options, MA [SE]
Charles R. Tibboles, R. W. Beckett Corporation, OH [M]
John R. Wiggins, Underwriters Laboratories Inc., NC [RT]
Peter J. Willse, GE Global Asset Protection Services, CT [I]
 Rep. GE Global Asset Protection Services

                               Alternates

David C. Bixby, Gas Appliance Manufacturers Association, VA [M]
 (Alt. to Earl Rightmier)
C. Royal Edwards, National Chimney Sweep Guild, FL [IM]
 (Alt. to John J. Pilger)
Robert G. Hedden, Oilheat Associates, VT [M]
 (Alt. to John E. Batey)
Dale D. Hersey, State of Maine, ME [E]
 (Alt. to Paul W. Moody)
Roland A. Riegel, Underwriters Laboratories Inc., NY [RT]
 (Alt. to John R. Wiggins)




                                                                       31-1
Report on Proposals — Copyright, NFPA                                                                                                                   NFPA 31
_______________________________________________________________                      A field-constructed chimney of solid masonry units, bricks, stones, listed
31-1 Log #2             Final Action: Accept in Principle                          masonry chimney units, or reinforced portland cement concrete that is lined
(2.1.2.5)                                                                          with suitable chimney flue liners and built in accordance with Chapter 4 of
_______________________________________________________________                    NFPA 211, Standard for Chimneys, Fireplaces, Vents, and Solid Fuel-Burning
Submitter: Bob Eugene, Underwriters Laboratories Inc.                              Appliances.
Recommendation: Revise as follows:                                                   Floor Furnace. (preferred) NFPA 211, 2003 ed.
   2.1.2.5 UL Publications.                                                          A self-contained indirect-fired or electrically heated furnace designed to be
   Underwriters Laboratories Inc., 333 Pfingsten Road, Northbrook, IL 60062.       suspended from the floor of the space to be heated. A fuel-burning floor
   UL 58, Standard for Steel Underground Tanks for Flammable and                   furnace is designed to take air for combustion from outside the space being
Combustible Liquids, 9th edition, August, 1996 with revisions through July         heated and is provided with means for observing the flame and lighting the
1998.                                                                              appliance from such space.
   UL 80, Standard for Steel Inside Tanks for Oil-Burner Fuel, 10th eidtion,        Floor Furnace. (secondary) NFPA 31, 2001 ed.
April, 1996 with revisions through June 2003 .                                       A self-contained indirect-fired or electrically heated furnace designed to be
   UL 142, Standard for Steel Aboveground tanks for Flammable and                  suspended from the floor of the space to be heated.
CombustibleLiquids, 7th edition, April, 1993, 2002 .                                 Fuel Gas. (preferred) NFPA 820, 2003 ed.
   UL 296, Standard for Oil Burners, 9th edition, 1994, 2003 with revisions          A gas used as a fuel source, including natural gas, manufactured gas, sludge
throught January 2004 .                                                            gas, liquefied petroleum gas–air mixtures, liquefied petroleum gas in the vapor
   UL 296A, Standard for Waste Oil-Burning Air-Heating Appliances, 1995            phase, and mixtures of these gases.
with revisions through May 2004 .                                                     NFPA 86, 2003 ed. Gas used for heating, such as natural gas, manufactured
   UL 795, Standard for Commercial Industrial Gas-Heating Equipment, 7th           gas, undiluted liquefied petroleum gas (vapor phase only), liquefied petroleum
edition, 1994 , 1999 .                                                             gas–air mixtures, or mixtures of these gases.
   UL 1316, Standard for Glass-Fiber Reinforced Plastic Underground Storage         Fuel Gas. (secondary) NFPA 31, 2001 ed.
Tanks for Petroleum Products, 2nd edition, 1994 with revisions through April,        Any hydrocarbon based gas such as natural gas, manufactured gas, vapor
1996.                                                                              phase liquefied petroleum (LP) gas, vapor phase liquefied petroleum gas-air
   UL 2258, Standard Outline of Investigation for Tanks for Oil Burner Fuel -      mixtures, and mixtures of these gases, as well as gas-air mixtures within the
- Non-metallic, 1st edition, 2000 1999.                                            flammable range, with the fuel gas or the flammable component of the mixture
Substantiation: Update to latest editions of referenced UL publications.           being a commercially distributed product.
Committee Meeting Action: Accept in Principle                                        Fuel Oil. (preferred) NFPA NFPA 86, 2003 ed.
Committee Statement: All referenced documents listed in Chapter 2 will be          Grades 2, 4, 5, or 6 fuel oils as defined in ASTM D 396, Standard
verified for accuracy as part of the editing process.                              Specifications for Fuel Oils.
Number Eligible to Vote: 19                                                         Fuel Oil. (secondary) NFPA 31, 2001 ed
Ballot Results: Affirmative: 16                                                    Any hydrocarbon oil as specified by ASTM D 396, Standard Specification for
Ballot Not Returned: 3 BATEY, TIBBOLES, WILLSE                                     Fuel Oils, or the Canadian Government Specification Board, 3-GP-2e, Heating
 _______________________________________________________________                   Fuel Oil, and having a minimum flash point of 38°C (100°F).
31-2 Log #CP1           Final Action: Accept in Principle in Part                    Main Burner. (preferred) NFPA 54, 2002 ed.
(Chapter 3 (GOT))                                                                    A device or group of devices essentially forming an integral unit for the final
_______________________________________________________________                    conveyance of gas or a mixture of gas and air to the combustion zone and on
Submitter: Technical Committee on Liquid Fuel Burning Equipment                    which combustion takes place to accomplish the function for which the
Recommendation: Adopt the preferred definitions from the NFPA Glossary             appliance is designed.
of Terms for the following terms:                                                   Main Burner. (secondary) NFPA 31, 2001 ed.
 1400°F Type Factory-Built Chimney. (preferred) NFPA 211, 2003 ed.                   A device or group of devices essentially forming an integral unit for the final
   A chimney suitable for continuous use at 760°C (1400°F), composed of            conveyance of fuel or a mixture of fuel and air to the combustion zone and on
listed, factory-built components, intended for open, nonenclosed use at            which combustion takes place to accomplish the function for which the
specified minimum clearances to combustibles and for use in noncombustible         appliance is designed.
locations, and assembled in accordance with the terms of the listing to form the     Pilot. (preferred) NFPA NFPA 86, 2003 ed.
completed chimney.                                                                   A flame that is used to light the main burner.
 1400°F Type Factory-Built Chimney. (secondary) NFPA 31, 2001 ed.                   Pilot. (secondary) NFPA 31, 2001 ed.
   A chimney suitable for continuous use at 1400°F (760°C), composed of              A small flame that is utilized to ignite the gas at the main burner or burners.
listed, factory-built components, intended for open, non-enclosed use at             Pilot Flame Establishing Period. (preferred) NFPA 86, 2003 ed.
specified minimum clearances to combustibles and use in noncombustible                The interval of time during light-off that a safety-control circuit allows the
locations, and assembled in accordance with the terms of its listing to form the   pilot fuel safety shutoff valve to remain open before the combustion safeguard
completed chimney.                                                                 proves the presence of the pilot flame.
  Boiler. (preferred) NFPA 85, 2001 ed.                                             Pilot Flame Establishing Period. (secondary) NFPA 31, 2001 ed.
   A closed vessel in which water is heated, steam is generated, steam is             The length of time fuel is permitted to be delivered to a proved pilot before
superheated, or any combination thereof by the application of heat from            the flame-sensing device is required to detect the pilot flame.
combustible fuels in a self-contained or attached furnace.                           Qualified Person. (preferred) NFPA 1451, 2002 ed.
 Boiler (secondary) NFPA 31, 2001, ed.                                               A person who, by possession of a recognized degree, certificate, professional
   A closed vessel in which water is heated, steam is generated, steam is          standing, or skill, and who, by knowledge, training, and experience, has
superheated, or in which any combination thereof takes place by the application    demonstrated the ability to deal with problems relating to a particular subject
of heat from combustible fuels, in a self-contained or attached furnace.           matter, work, or project.
  Combustible Material. (preferred) NFPA 220                                        Qualified Person. (secondary) NFPA 31, 2001 ed.
   Any material that will burn, regardless of its autoignition temperature.           One familiar with the construction and operation of the equipment and the
 Combustible Material. (secondary) NFPA 31, 2001 ed.                               hazards involved.
   Material made of or surfaced with wood, compressed paper, plant fibers,           Readily Accessible. (preferred) NFPA 70, 1999 ed.
plastics, or other material that will ignite and burn, whether flame-proofed or       Capable of being reached quickly for operation, renewal, or inspections,
not, or whether plastered or unplastered.                                          without requiring those to whom ready access is requisite to climb over or
  Confined Space. (preferred) NFPA 1500, 2002 ed.                                  remove obstacles or to resort to portable ladders, etc..
   An area large enough and so configured that a member can bodily enter and        Readily Accessible. (secondary) NFPA 31, 2001 ed.
perform assigned work but which has limited or restricted means for entry and         Capable of being reached easily, quickly, and safely for operation,
exit and is not designed for continuous human occupancy.                           maintenance, and inspection.
 Confined Space. (secondary) NFPA 31, 2001 ed.                                       Room Heater. (preferred) NFPA 211, 2003 ed.
   A space whose volume is less than 50 ft3 per 1000 Btu/hr (4.8 m3 per kW)          A heating appliance intended for installation in the space being heated and
of the aggregate input rating of all appliances installed in that space.           not intended for duct connection.
  Draft (preferred) NFPA NFPA 54, 2002 ed.                                          Room Heater. (secondary) NFPA 31, 2001 ed
   A pressure difference that causes gases or air to flow through a chimney,         A self-contained, freestanding, air-heating appliance intended for installation
vent, flue, or fuel burning equipment.                                             in the space being heated and not intended for duct connection.
 Draft (secondary) NFPA 31, 2001 ed.                                                 Unit Heater. (preferred) NFPA 211, 2003 ed.
   The pressure differential that causes the flow.                                   A self-contained heating appliance that might or might not include an integral
  Factory-Built Chimney, Masonry Chimney. (preferred) NFPA 97, 2003 ed.            fan for circulating air, that can be of the floor-mounted or suspended type that
   A field-constructed chimney of solid masonry units, bricks, stones, listed      is intended for the heating of the space in which it is installed. A unit heater
masonry chimney units, or reinforced portland cement concrete that is lined        can be an indirect-fired fuel-burning appliance or might utilize steam, hot
with suitable chimney flue liners and built in accordance with of NFPA 211,        water, or electricity.
Standard for Chimneys, Fireplaces, Vents, and Solid Fuel-Burning Appliances.
 Factory-Built Chimney, Masonry Chimney. (secondary) NFPA 31, 2001
ed.; NFPA 97, 2003 ed.
                                                                              31-2
Report on Proposals — Copyright, NFPA                                                                                                                     NFPA 31
 Unit Heater. (secondary) NFPA 31, 2001 ed.                                        ______________________________________________________
  A self-contained heating appliance that might or might not include an integral 31-4 Log #CP3             Final Action: Accept
fan for circulating air and that can be of the floor-mounted or suspended type     (3.3.17 Conversion Range Oil Burner)
that is intended for the heating of the space in which it is installed.            _______________________________________________________________
  Wall Furnace. (preferred) NFPA 211, 2003 ed.                                     Submitter: Technical Committee on Liquid Fuel Burning Equipment
  A self-contained, vented appliance complete with grilles or equivalent,          Recommendation: Delete 3.3.17, definition for Conversion Range Oil Burner.
designed for incorporation in or permanent attachment to the structure of a        Substantiation: This definition refers to an obsolete appliance.
building, manufactured home, or recreational vehicle, and furnishing heated air Committee Meeting Action: Accept
directly into the space to be heated through openings in the casing. Such          Number Eligible to Vote: 19
appliances should not be provided with duct extensions beyond the vertical and Ballot Results: Affirmative: 16
horizontal limits of the casing proper, except that boots not exceeding 10 in.     Ballot Not Returned: 3 BATEY, TIBBOLES, WILLSE
(254 mm) beyond the horizontal of the casing for extension through walls of         _______________________________________________________________
nominal thickness can be used. Where provided, such boots should be supplied 31-5 Log #CP4                 Final Action: Accept
by the manufacturer as an integral part of the appliance. This definition          (4.5)
excludes floor furnaces, unit heaters, and central furnaces.                       _______________________________________________________________
 Wall Furnace. (secondary) NFPA 31, 2001 ed.                                       Submitter: Technical Committee on Liquid Fuel Burning Equipment
  A self-contained vented appliance, complete with grilles or equivalent,          Recommendation: Revise Section 4.5 to read as follows:
designed for incorporation in or permanent attachment to the structure of a          4.5.1 The grade of fuel oil used in an oil burner shall be that for which the
building, manufactured home, or recreational vehicle and furnishing heated air burner is approved and as stipulated by the manufacturer. Crankcase oil, used
directly into the space to be heated through openings in the casing.               oil, or oil containing gasoline shall not be used as fuel . (For use of oil fuels
  Water Heater. (preferred) NFPA 211, 2003 ed.                                     other than those described in this paragraph, see Section 1.3.)
  A fuel-burning appliance for heating water to a temperature not more than         Exception: Where acceptable to the authority having jurisdiction, an oil-
93°C (200°F).                                                                      burning appliance designed to burn crankcase oil or used oil shall be permitted
 Water Heater. (secondary) NFPA 31, 2003 ed.; NFPA 97, 2003 ed.                    to be used only in commercial or industrial occupancies. Oil-burning
  An indirect-fired fuel-burning or electrically heated appliance for heating      appliances intended for firing crankcase oils shall be listed for use with
water to a temperature not more than 93°C (200°F), having an input not greater crankcase oils. (See Chapter 12 for appliances intended for firing used oil.) The
than 58.6 kW/hr (200,000 Btu), and a water-containing capacity not exceeding appliances shall be installed in accordance with the manufacturers’ instructions
454 L (120 U.S. gal).                                                              and with the terms of its listing. (See Section 4.6.)
Substantiation: Adoption of preferred definitions will assist the user by            4.5.2 Crankcase oil or used oil shall not be used as fuel unless all of the
providing consistent meaning of defined terms throughout the National Fire         following conditions are met:
Codes.                                                                               (1) The installation is in a commercial or industrial occupancy.
Committee Meeting Action: Accept in Principle in Part                                (2) The oil-burning appliance is designed to burn crankcase oil or used oil.
  1. Delete the definitions of “1400°F Type Factory-Built Chimney” and “Fuel         (3) Oil-burning appliances intended for firing crankcase oils shall be listed
Gas”.                                                                              for such use.
  2. Accept the preferred definition of “Combustible Material”, “Draft”,             (4) The appliance shall be installed in accordance with the manufacturer’s
“Factory-Built Chimney”, “Masonry Chimney”, “Pilot”, “Qualified Person”,           instructions and with the terms of its listing.
“Readily Accessible”, “Room Heater”, “Water Heater”.                                 (5) The installation meets the applicable requirements of Section 4.6 and
  3. Retain the secondary definition of “Boiler”.                                  Chapter 12.
  4. Retain the secondary definition of “Confined Space”, but precede the           4.5.3 Where heavy oils are used, the following shall be required:
definition with the phrase “For the purposes of this standard,”.                     (1) the oil burning appliance shall be designed to burn such fuels.
  5. Retain the secondary definition of “Floor Furnace”.                             (2) Means shall be provided to maintain the oil at its proper atomizing
  6. Retain the secondary definition of “Fuel Oil” , but precede the definition    temperature.
with the phrase “For the purposes of this standard,”.                               (3) Automatically operated burners that require preheating of oil shall be
  7. Retain the secondary definition of “Main Burner”.                             arranged so that no oil can be delivered for combustion until the oil is at the
  8. Retain the secondary definition of “Pilot Flame Establishing Period” , but    proper atomizing temperature.
precede the definition with the phrase “For the purposes of this standard,”.         4.5.3.1* Use of an oil-fired appliance that is listed in accordance with UL
  9. Retain the secondary definition of “Unit Heater”.                             296A, Standard for Waste Oil-Burning Air-Heating Appliances , shall be
  10. Retain the secondary definition of “Wall Furnace”.                           deemed as meeting the intent of 4.5.3.
Committee Statement: 1. Neither this type of chimney nor fuel gas is within          4.5.4 A properly sized and rated oil filter or strainer shall be installed in the
the scope of NFPA 31 and the terms are not used in the standard.                   oil supply line to an oil burner.
  2. The Technical Committee agrees with these preferred definitions.                NOTE: Annex items remain the same but are renumbered accordingly.
  3. The secondary definition is more grammatically correct and should be the Substantiation: Crankcase oils and used oils are deleted from the prohibition
preferred definition.                                                              in this section because they are allowed as fuels by NFPA 31.
  4. The secondary definition is accurate for the context used in NFPA 31.           Exceptions have been eliminated, in accordance with the NFPA Manual of
  5. The secondary definition is more correct, per the NFPA Manual of Style .      Style .
  6. The secondary definition is accurate for the context used in NFPA 31.           A requirement has been added that oil burning appliances intended to use
  7. The secondary definition is more technically correct and should be the        heavy oils must be so designed.
preferred definition.                                                              Committee Meeting Action: Accept
  8. The secondary definition is accurate for the context used in NFPA 31.         Number Eligible to Vote: 19
  9. The secondary definition is more technically correct and should be the        Ballot Results: Affirmative: 16
preferred definition.                                                              Ballot Not Returned: 3 BATEY, TIBBOLES, WILLSE
  10. The secondary definition is more technically correct and should be the        _______________________________________________________________
preferred definition.                                                              31-6 Log #CP5           Final Action: Accept
Number Eligible to Vote: 19                                                        (Figure 5.4.1, 5.4.2.1(a),(b), and (c) and 5.4.3)
Ballot Results: Affirmative: 16                                                    _______________________________________________________________
Ballot Not Returned: 3 BATEY, TIBBOLES, WILLSE                                     Submitter: Technical Committee on Liquid Fuel Burning Equipment
 _______________________________________________________________ Recommendation: 1. Change “furnace” to “oil burning appliance.”
31-3 Log #CP2           Final Action: Accept                                         2. Eliminate the draft hood on water heaters
(3.3 Qualified Person (New) )                                                      Substantiation: The proposed changes are corrections.
_______________________________________________________________                    Committee Meeting Action: Accept
Submitter: Technical Committee on Liquid Fuel Burning Equipment                    Number Eligible to Vote: 19
Recommendation: Add a new definition for Qualified Person to read:                 Ballot Results: Affirmative: 16
“Qualified Person. A person who, by possession of a recognized degree,             Ballot Not Returned: 3 BATEY, TIBBOLES, WILLSE
certificate, professional standing, or skill, and who, by knowledge, training, and _______________________________________________________________
experience, has demonstrated the ability to deal with problems related to the      31-7 Log #CP6           Final Action: Accept
subject matter, work, or project. (1500: 3.3)”                                     (6.5.10)
Substantiation: This term is used and should be identified. The current            _______________________________________________________________
definition is inadequate compared to the preferred definition in NFPA 5000.        Submitter: Technical Committee on Liquid Fuel Burning Equipment
Committee Meeting Action: Accept                                                   Recommendation: Revise 6.5.10 to read as follows:
Number Eligible to Vote: 19                                                          “6.5.10 The chimney connector shall be securely supported, and all joints
Ballot Results: Affirmative: 15 Abstain: 1                                         shall be fastened.
Ballot Not Returned: 3 BATEY, TIBBOLES, WILLSE                                       6.5.11 Each joint of the chimney connector shall be fastened together with at
Explanation of Abstention:                                                         least three screws. ”
  FREDERICK: I simply do not feel qualified to vote on this issue. _________         Renumber accordingly.

                                                                                31-3
Report on Proposals — Copyright, NFPA                                                                                                                 NFPA 31
Substantiation: This requirement ensures the integrity of the joint.              Fuel Burning Appliances .
  The requirements have been listed separately, as they deal with different          A.6.6.4 If the chimney or flu gas venting system shows signs of
issues.                                                                           deterioration or is unlined and the oil burning appliance is maintaining the
Committee Meeting Action: Accept                                                  proper draft as specified by the manufacturer, the appliance may be installed
Number Eligible to Vote: 19                                                       while awaiting the inspection and proper maintenance to be accomplished, as
Ballot Results: Affirmative: 16                                                   required by Chapter 11 of NFPA 211.
Ballot Not Returned: 3 BATEY, TIBBOLES, WILLSE                                    Substantiation: This more clearly sets forth the duties and limited
 _______________________________________________________________                  responsibilities of a service technician when installing an oil-fired appliance.
31-8 Log #5              Final Action: Reject                                     Committee Meeting Action: Accept
(6.6 and Annex E)                                                                 Number Eligible to Vote: 19
_______________________________________________________________                   Ballot Results: Affirmative: 16
Submitter: Edward Angelone, KeySpan Energy Delivery                               Ballot Not Returned: 3 BATEY, TIBBOLES, WILLSE
Recommendation: Appendix E “Relining Masonry Chimneys” should be                   _______________________________________________________________
removed from the Appendix section of the standard and reinserted at Chapter 6     31-10 Log #CP8          Final Action: Accept
“Venting of Combustion (Flue) Gases” and renumbered at 6.6.6.1 to 6.6.6.21        (7.2.3)
and Tables E.7(a) to E.7(e) and Tables E.11(a) to E.11(e) and Table E.14 to be    _______________________________________________________________
removed from Appendix E and reinserted at Chapter 6 and renumbered                Submitter: Technical Committee on Liquid Fuel Burning Equipment
accordingly.                                                                      Recommendation: Revise 7.2.3 to read as follows:
Substantiation: As stated in the 2001 edition of the standard “Origin and            “7.2.3 Tanks shall be constructed of steel or shall be constructed in
Development of NFPA 31 (last paragraph): “major revisions to Appendix E           accordance with 7.2.8 . Tanks for underground installation shall be permitted to
were made to provide needed guidance for evaluation, repair and relining of       be constructed of materials other than steel.
existing masonry chimneys when replacing heating systems with high                  Exception No. 1: Tanks for underground installation shall be permitted to be
efficiency combustion appliances”. However as per the standard the appendix is    constructed of materials other than steel.
not part of the requirements of NFPA 31 and is included for informational            Exception No. 2: As provided for in 7.2.8(7).”
purposes only. This statement is not only confusing to the oil heat installer and Substantiation: The revisions replace the exceptions in accordance with the
local Code officials enforcing safety requirements, but actually contradicts the  NFPA Manual of Style and correlate more clearly with 7.2.8.
reasoning and rationale provided for the major revisions to Appendix E.           Committee Meeting Action: Accept
Properly sizing exterior masonry chimneys when replacing older heating            Number Eligible to Vote: 19
equipment must be performed. As per NFPA 54, National Fuel Gas Code,              Ballot Results: Affirmative: 16
specifically states the installing contractor must follow the appropriate venting Ballot Not Returned: 3 BATEY, TIBBOLES, WILLSE
tables which include tables for “existing exterior masonry chimneys”. In NFPA      _______________________________________________________________
54, following the venting tables is not an option or guidance for evaluation as   31-11 Log #CP9          Final Action: Accept
stated in the NFPA 31 standard, which creates a conflict between two NFPA         (7.2.6.1)
standards. Existing exterior masonry chimneys “are fuel neutral”, potential       _______________________________________________________________
unsafe conditions will eventually occur, if the exterior masonry chimney is not   Submitter: Technical Committee on Liquid Fuel Burning Equipment
properly sized and or relined at the time of heating unit replacement. As a       Recommendation: Revise 7.2.6.1 to read: “Metal tanks shall be welded or
result of the National Appliance Energy Conservation Act of 1987, effective       brazed, riveted and caulked, or bolted, or constructed using a combination of
January 1, 1992, the minimum efficiencies for residential gas fired and oil fired these methods. Filler metal used for brazing shall be nonferrous or shall have a
heating units was raised, resulting in lower flue gas temperatures, effecting     melting point above 1000°F (538°C) and below that of the metal being joined.
exterior masonry chimneys. Please note both standards repeatedly refer to the     Substantiation: Neither riveted and caulked tanks nor bolted tanks are used
NFPA 211, Standard For Chimney, Fireplaces, Vents and Solid Fuel-Burning          for fuel oil service.
Appliances” and as per 14.5.2.5.3 of NFPA 211 states “sizing of flues for liquid  Committee Meeting Action: Accept
fuel appliances shall be in accordance with NFPA 31”. Unfortunately NFPA 31       Number Eligible to Vote: 19
does not direct or mandate the installer to follow specific guidelines. Providing Ballot Results: Affirmative: 16
proper venting tables and requirements inside the standard, will not only         Ballot Not Returned: 3 BATEY, TIBBOLES, WILLSE
provide the oil heat installer with the information and guidance required for a    _______________________________________________________________
safe installation, but would also provide for Code officials the guidance for     31-12 Log #3            Final Action: Accept in Principle
enforcement. In addition, the references at E.15: “Oil-Heat Vent Analysis         (7.2.8)
Program” (Brookhaven National Laboratories, 1994) “Development of Oil Heat        _______________________________________________________________
Venting Tables” (Oil-Heat Technology Conference and Workshop 1994)                Submitter: Bob Eugene, Underwriters Laboratories Inc.
“Chimney Related Losses in Oil-Fired Heating Systems” (Brookhaven National        Recommendation: Revise as follows:
Laboratories, 1990) and Masonry Chimney Inspection and Relining” AGAL                7.2.8 Design Standards.
1990) provide for excellent research material for justification for this proposal.   Tanks shall be constructed in accordance with approved standards of design.
Committee Meeting Action: Reject                                                  Atmospheric tanks shall be constructed in accordance with one of the following
Committee Statement: Action to make the recommendations of Annex E of             or its equivalent:
the 2001 edition of NFPA 31 mandatory is premature, until there is sufficient        (1) API Standard 650, Specifications for Welded Steel Tanks for Oil Storage
laboratory and field data that validates the computer-generated model on which       (2) ASTM D 4021, Standard Specification for Glass-Fiber-Reinforced
Annex E is based.                                                                 Polyester Underground Petroleum Storage Tanks
Number Eligible to Vote: 19                                                          (3) UL 58, Standard for Steel Underground Tanks for Flammable and
Ballot Results: Affirmative: 15 Negative: 1                                       Combustible Liquids
Ballot Not Returned: 3 BATEY, TIBBOLES, WILLSE                                       (4) UL 80, Standard for Steel Inside Tanks for Oil Burner Fuel
Explanation of Negative:                                                             (5) UL 142, Standard for Steel Aboveground Tanks for Flammable and
  EDDY: To make Annex E of NFPA 31, 2001 edition mandatory for the 2005           Combustible Liquids
edition is not appropriate. There is not sufficient data available that validates    (6) UL 1316, Standard for Glass Fiber-Reinforced Plastic Underground
the computer-generated model that Annex E is based on. Accordingly, I vote in     Storage Tanks for Petroleum Products
the negative.                                                                        (7) UL 2258, Standard Outline of Investigation for tanks for Oil Burner Fuel
                                                                                  -- Non-Metallic
 _______________________________________________________________ Substantiation: Correct the title of the UL publication.
31-9 Log #CP7          Final Action: Accept                                       Committee Meeting Action: Accept in Principle
(6.6.4)                                                                           Committee Statement: All referenced documents listed in 7.2.8 will be
_______________________________________________________________                   verified for accuracy as part of the editing process.
Submitter: Technical Committee on Liquid Fuel Burning Equipment                   Number Eligible to Vote: 19
Recommendation: Replace the current 6.6.4 with the following:                     Ballot Results: Affirmative: 16
  6.6.4* Prior to the installation of a new or replacement oil burner or oil-     Ballot Not Returned: 3 BATEY, TIBBOLES, WILLSE
burning appliance, the installer shall perform a visual inspection of the chimney _______________________________________________________________
or flue gas venting system.                                                       31-13 Log #CP10         Final Action: Accept
  6.6.4.1 The inspection shall be limited to the cleanout and to the area were    (7.2.8)
the flue gas connector enters the chimney or flue gas venting system and to the _______________________________________________________________
extent possible with artificial lighting and conventional tools such as a mirror. Submitter: Technical Committee on Liquid Fuel Burning Equipment
  6.6.4.2 If deterioration exists or if the chimney or flue gas venting system is Recommendation: Revise 7.2.8 to read:
found to inhibit the performance of the oil burner or oil-burning appliance, as      “ 7.2.8 Design Standards. Tanks shall be constructed in accordance with
specified by the manufacturer, the owner shall be notified in writing, stating    approved standards of design. Atmospheric tanks shall be constructed in
that the chimney or flue gas venting system to which the appliance is connected accordance with one of the following or its equivalent:
shall be examined by a qualified person in accordance with the requirements of       (1) API Standard 650, Specifications for Welded Steel Tanks for Oil Storage
Chapter 11 of NFPA 211, Standard for Chimneys, Fireplaces, Vents, and Solid          (2) ASTM D 4021, Standard Specification for Glass-Fiber-Reinforced
                                                                                31-4
Report on Proposals — Copyright, NFPA                                                                                                                         NFPA 31
Polyester Underground                                                                 _______________________________________________________________
  Petroleum Storage Tanks                                                            31-17 Log #CP46          Final Action: Accept
  (3) UL 58, Steel Underground Tanks for Flammable and Combustible                   (7.5)
Liquids                                                                              _______________________________________________________________
  (4) UL 80, Steel Tanks for Oil Burner Fuel                                         Submitter: Technical Committee on Liquid Fuel Burning Equipment
  (5) UL 142, Steel Aboveground Tanks for Flammable and Combustible                  Recommendation: Replace the current text of Section 7.5 with the
Liquids
 (6) UL 443, Steel Auxiliary Tanks for Oil Burner Fuel                               following:
 (7) (6) UL 1316, Glass Fiber-Reinforced Plastic Underground Storage Tanks             7.5 Installation of Tanks Inside Buildings.
for Petroleum Products                                                                 7.5.1 Scope. This section shall apply to fuel storage and supply tanks
 (8) UL 1746, External Corrosion Protection Systems for Steel Underground            installed inside buildings, either enclosed or unenclosed, as herein described.
Storage Tanks.                                                                         7.5.2 Tanks installed inside buildings shall comply with one of the following
  (9) UL 2080, Fire Resistant Tanks for Flammable and Combustible Liquids            as applicable:
  (10) UL 2085, Protected Aboveground Tanks for Flammable and                           (1) UL 80, Steel Tanks for Oil Burner Fuel
Combustible Liquids
                                                                                        (2) UL 142, Aboveground Tanks for Flammable and Combustible Liquids
  (11) UL 2244, Aboveground Flammable Liquid Tank Systems
  (12) UL 2245, Below-Grade Vaults for Flammable Liquid Storage Tanks                   (3) UL 443, Steel Auxiliary Tanks for Oil Burner Fuel
 (13) (7) SU UL 2258, Tanks for Oil Burner Fuel—Non-Metallic                            (4) UL 2080, Fire Resistant Tanks for Flammable and Combustible Liquids
Substantiation: Items 6, 8, 9, 10, 11, and 12 have been added; all are                  (5) UL 2085, Protected Aboveground Tanks for Flammable and Combustible
approved for storage of fuel oil.                                                    Liquids
  Also, the correct designation for 2258 is SU, not UL.                                 (6) SU 2258, Tanks for Oil Burner Fuel – Non-Metallic
Committee Meeting Action: Accept                                                       7.5.3 A Supply tanks of less than 10 gal (38 L) capacity shall be specifically
Number Eligible to Vote: 19                                                          approved for the purpose.
Ballot Results: Affirmative: 16
Ballot Not Returned: 3 BATEY, TIBBOLES, WILLSE                                         7.5.4 An approved safety can shall be permitted to be used as a temporary
 _______________________________________________________________                     fuel oil storage tank.
31-14 Log #CP11          Final Action: Accept                                          7.5.5 A Tanks that exceeds 60 gal (227 L) capacity shall be installed on the
(7.2.8.1, 7.2.8.2, 7.2.8.3)                                                          lowest floor (story, cellar, or basement) of a building, except as provided for in
_______________________________________________________________                      7.5.5.1.
Submitter: Technical Committee on Liquid Fuel Burning Equipment                        Exception No. 1: A maximum of 60 gal (227 L) of storage tank capacity shall
Recommendation: In all three paragraphs, change the tank capacities cited            be permitted above the lowest floor.
from “660 gal (2500 L)” to “1320 gal (5000 L)”.
Substantiation: As property owners abandon underground tanks in favor of               7.5.5.1 Exception No. 2: A maximum of 660 gal (2500 L) of storage tank
aboveground tanks installed in the building itself, there is a demonstrated need     capacity shall be permitted to be installed on a higher floor provided the fol-
to allow greater storage capacity inside buildings, without having to require        lowing conditions are met:
separate enclosure of the tank(s). The fire incident record shows that there is no     (1) The higher floor does not have any floor or open space directly below it.
specific fire safety issue involved. The greater capacity allowed by this revision     (2) The higher floor is provided with a 6-in. (150-mm) high, liquidtight sill or
can easily be accomplished using two sets of two interconnected tanks.               ramp to prevent spilled fuel oil from entering an adjacent, lower area.
Committee Meeting Action: Accept                                                       7.5.6 A Tanks of less than 10 gal (38 L) capacity shall not be placed within
Number Eligible to Vote: 19
                                                                                     2 ft (0.6 m) horizontally from any source of heat, either in or external to the
Ballot Results: Affirmative: 16
Ballot Not Returned: 3 BATEY, TIBBOLES, WILLSE                                       appliance being served, nor shall it be placed in a manner such that the tem-
 _______________________________________________________________                     perature of the oil in the tank exceeds the temperature of its surroundings by
31-15 Log #CP12          Final Action: Accept                                        25°F (14°C) or more.
(7.3.3)                                                                                7.5.7 Tanks of capacity between 10 gal and 1320 gal 660 gal (38 L and 5000
_______________________________________________________________                      L 2500L) capacity shall not be placed within 5 ft (1.5 m) horizontally from
Submitter: Technical Committee on Liquid Fuel Burning Equipment                      any source of heat, either in or external to any oil-burning appliance, unless
Recommendation: Revise 7.3.3 to read as follows:                                     separated from the source of heat by a wall constructed of either Type X fire
  “Steel supports or exposed piling for any outside aboveground tank whose
capacity exceeds 660 gal (2500 L) shall be considered protected if they meet         rated sheetrock or concrete block. The wall shall extend horizontally at least 1
one of the following methods and are approved by the authority having                ft (0.3 m) past the oil burner or oil tank, whichever is greater, and shall extend
jurisdiction: by materials having a fire resistance rating of not less than 2        vertically from floor to ceiling.
hours.                                                                                 7.5.8 Tanks shall not nor shall such tanks obstruct quick and safe access to
  1. They are protected by materials having a fire resistance rating of not less     any utility service meters, electrical panelboards, or shutoff valves.
than 2 hours.                                                                          7.5.9 7.5.7 A Tanks of capacity between 10 gal and 330 gal 660 gal (38 L
  2. They are not otherwise protected, but are less than 12 in. (0.3 m) high at      and 1250 L 2500L) capacity that is are provided with an opening in the bottom
their lowest point.
                                                                                     for use as an appliance burner supply connection or as a drain shall be arranged
  3. They are protected by a water spray system that meets the requirements of
NFPA 15, Standard for Water Spray Fixed Systems for Fire Protection, or              as follows:
NFPA 13, Standard for the Installation of Sprinkler Systems.                            (1) The tank shall be pitched toward the opening with a slope of not less
  Exception No. 1: Steel saddles need not be protected if less than 12 in. (0.3      than 1/4 in. /ft for every 5 ft (4 mm/m) of length.
m) high at their lowest point.                                                          (2) The supply line tank shall be provided with a readily accessible, ther-
  Exception No. 2: Water spray protection meeting the requirements of NFPA           mally operated spring-loaded shut-off valve installed as close as practical to
15, Standard for Water Spray Fixed Systems for Fire Protection, or NFPA 13,          immediately adjacent to the burner supply connection at the bottom of the tank.
Standard for the Installation of Sprinkler Systems, shall be permitted to be used    (See also 8.5.3.)
to protect steel supports or exposed piling, where approved by the authority
having jurisdiction.                                                                    (3) A properly sized and rated oil filter or strainer shall be installed in the oil
Substantiation: The revision replaces the exceptions in accordance with the          supply line to an oil burner immediately after the thermally operated spring-
NFPA Manual of Style .                                                               loaded shut-off valve required by 7.5.8(2).
Committee Meeting Action: Accept                                                        (4) Where three or more tanks are installed as part of a fuel storage system
Number Eligible to Vote: 19                                                          each burner supply line shall be provided with a readily accessible oil safety
Ballot Results: Affirmative: 16                                                      valve.
Ballot Not Returned: 3 BATEY, TIBBOLES, WILLSE                                         7.5.10 7.5.8 All supply connections to a tank of capacity greater than 330 gal
 _______________________________________________________________
                                                                                     (2500 L) 660 gal (2500L) capacity shall be made through the top of the tank
31-16 Log #CP13          Final Action: Accept
(Table 7.4.5)                                                                        and the transfer of oil shall be by pump through continuous piping to and from
_______________________________________________________________                      the consuming appliance(s).
Submitter: Technical Committee on Liquid Fuel Burning Equipment                        7.5.11 7.5.9 Each tank or tank system Tanks shall be equipped with fill and
Recommendation: In Table 7.4.5, correct the heading for the first column to          vent pipes, and both of which shall terminate outside the building. The size and
read: “Capacity of Tank (s) in U.S. Gallons”.                                        type of the vent pipe shall be as specified in Table 7.5.11. The vent pipe shall
Substantiation: Correction of error.                                                 be at least as large as the largest fill or withdrawal connection to the tank, but
Committee Meeting Action: Accept                                                     in no case shall it be less than 32 mm (1.25 in.) nominal inside
Number Eligible to Vote: 19
Ballot Results: Affirmative: 16                                                      diameter.
Ballot Not Returned: 3 BATEY, TIBBOLES, WILLSE
                                                                                31-5
Report on Proposals — Copyright, NFPA                                                                                                                       NFPA 31
                                                                                      7.5.13.3 Where a tank is located in a dedicated room or enclosure that is
                Table 7.5.11 7.5.9 Type and Size of Vents                            separated from the rest of the building by construction having a fire resistance
 Tank Capacity Sizes Type of Vent              Size of Vent (nominal                 rating of at least 3 hours, the maximum individual tank capacity and the maxi-
 in U.S. Gallons                               inside diameter)                      mum total quantity in the building shall be as specified in Table 7.5.13.3.
 10 to 660                Open vent pipe       Minimum 1 1/4 in.
 Greater than 660         Open vent or         Sized to prevent abnor-
                          automatically        mal pressure in the tank                            Table 7.5.13.3 Maximum Tank Capacities Where
                          operated vent        during filling, but not                                     Tanks Are in Dedicated Enclosures
                                                                                       Building                Maximum              Maximum Total Storage
                                               smaller than the pipe size
                                                                                       Construction            Individual Tank      Capacity for Building
                                               specified in Table 7.4.5
 For SI units: 1 gal = 3.785 L; 1 in. = 25.40 mm.                                      Type (NFPA              Capacity (Gallons)   (Gallons)
                                                                                       5000, Chap. 7)
                                                                                       Type I                  15,000               15,000
  7.5.12 7.5.10 Each Tanks shall be equipped with a gaging device. (See
                                                                                       All Other Types         10,000               10,000
Section 8.7.)                                                                          For SI units: 1 gal = 3.785 L
  7.5.13 7.5.11 Any unused opening in a tank shall be closed vapor-tight by a
threaded plug or cap.
  7.5.14 7.5.12 Each tank of 660 gal (2500 L) capacity or less shall be secure-      Exception: The maximum quantity allowed in a building shall be permitted to
ly supported by rigid noncombustible supports to prevent settling, sliding, or       be increased to 50,000 gal (189,250 L) provided all of the following conditions
lifting.                                                                             are met:
  7.5.15 A tank or tank system shall be permitted to supply more than one oil
burning appliance.                                                                   (a) The capacity of any one tank does not exceed 25,000 gal (94,625 L).
  7.5.16.1 Where a tank or tank system is not located in a dedicated room or         (b) The tank(s) is in a vault having walls, floor, and top having a fire resistance
enclosure, the maximum capacity in the building shall not exceed 1320 gal            rating of not less than 3 hours. The walls shall be bonded to the floor. The top
(5000 L) for a non-engineered system and shall not exceed 1375 gal (5200 L)          and walls of the vault shall be independent of the building structure. An exte-
for an engineered system, unless the installation meets the criteria of 7.16.1.1.    rior building wall having a fire resistance rating of not less than 3 hours shall
  7.16.1.1 Fuel tanks of any size shall be permitted within engine rooms or          be permitted to serve as a wall of the vault.
mechanical spaces, provided the engine or mechanical room is designed using          (c) The vault is located in a room or area of the building that is cut off verti-
recognized engineering practices with suitable fire detection, fire suppression,     cally and horizontally from other areas and floors of the building by assemblies
and containment means to prevent the spread of fire beyond the room of origin.       having a fire resistance rating of not less than 2 hours.
  7.5.16.2 Where a tank or tank system is not located in a dedicated room or
enclosure, but is separated from other tank(s) by construction having a fire           7.5.17 Requirements for Dedicated Tank Rooms and Tank Vaults
resistance rating of at least 2 hours, the maximum capacity in each separate           7.5.17.1 7.5.13.5 Each tank room or tank vault shall have a doorway with
control area shall not exceed 1320 gal (5000 L) and shall not exceed 1375 gal        a noncombustible liquidtight sill or ramp at least 6 in. (150 mm) high and a
(5200 L) for an engineered system. The maximum total capacity in the building        self-closing, listed fire door that meets, meeting the requirements of NFPA 80,
shall not be limited.                                                                Standard for Fire Doors and Fire Windows. Fire doors for rooms of 2-hour
  7.5.16.3 Where a tank or tank system is located in a dedicated room or enclo-      fire-resistant construction shall have a fire protection rating of 1 1/2 hours. Fire
sure that is separated from the rest of the building by construction having a fire   doors for vaults of 3-hour fire-resistant construction shall have a fire protection
resistance rating of at least 1 hour, the maximum total capacity in the room         rating of 3 hours.
shall not exceed 1320 gal (5000 L).                                                    7.5.17.2 If the sill or ramp is more than 6 in. (150 mm) high, walls shall be
  7.5.16.4 Where a tank or tank system is located in a dedicated room or enclo-      built to a height corresponding to the level of oil that will be retained in order
sure that is separated from the rest of the building by construction having a fire   to withstand the lateral pressure due to the liquid head.
resistance rating of at least 3 hours, the maximum total capacity in the room          7.5.17.3 7.5.13.6 Each tank room or tank vault shall be provided with means
shall be permitted to exceed 1320 gal (5000 L).                                      to ventilate the enclosure prior to entering for inspection or repair of tanks.
  7.5.13 The maximum quantity of fuel that can be stored in a building shall be        7.5.18 7.5.14 A tank installed in a room or area having a fire resistance rat-
as specified in 7.5.16.1, 7.5.16.2, and 7.5.16.3.                                    ing of 2 hours or less shall be of such size and shape that it can be installed in
  7.5.13.1 Where a tank is not located in a dedicated room or enclosure, the         and removed from the room or area and from the building as a unit (i.e., in one
maximum individual tank capacity shall not exceed 660 gal (2500 L) and the           piece).
maximum total tank capacity in the building shall not exceed 1375 gal (5200            7.5.19 Piping Arrangements and Cross-Connections.
L).                                                                                    7.5.19.1 7.5.15 Cross-connection of two tanks of not more than 660 gal
  7.5.13.2 Where a tank is not located in a dedicated room or enclosure, but is      (2500 L) aggregate capacity to the same oil-burning appliance(s) burner or the
separated from other tank(s) by construction having a fire resistance rating of      same group of burners shall be permitted when the fill and vent piping and
at least 2 hours, the maximum individual tank capacity shall not exceed 660 gal      the oil supply line to the appliance(s) is installed in accordance with Figure
(2500 L) and the maximum total tank capacity for each area separated by 2-           7.5.19.1 [See Figures 7.5.15 (a)-(d).]
hour construction shall not exceed 1375 gal (5200 L). The maximum total tank
capacity in the building shall not be limited.




                                                                                31-6
Report on Proposals — Copyright, NFPA                                                                                   NFPA 31


                               Figure 7.5.19.1 Recommended arrangement of two fuel oil tanks of not more than
                                                    660 gal (2500 L) aggregate capacity.




                                  Min. 1¹⁄₄ in. vent
                                                                                  2 in. (50 mm) min. cross connection
                                                                                              (see detail)
                            Min. 1¹⁄₄ in. fill




                                                                   Tank 1                                 Tank 2
                                                                    330 gal                                330 gal
                                                                   (1250 L)                               (1250 L)
                                                                     max.                                   max.
                    Oil-burning
                    appliance                                                       Burner line       1
                                                                              1
                                                          Filter
                                           2




                                                                         Ground joint union


                                                 A                                                         B

                                                                         2 in. (50 mm) min.

                                                                    Nipple

                                                 Tank 1                                             Tank 2

                                           Detail of Cross Connection Showing Components.

Notes:
1 Thermally operated shutoff valve required by 7.5.9(2).
2 Thermally operated shutoff valve required by 8.5.3.




                                                                                            31-7
Report on Proposals — Copyright, NFPA                                                                                                   NFPA 31

 7.5.15.1 Where two tanks are manifolded as shown in Figures 7.5.15(a) and
(b), not more than 660 gal (2500 L) of fuel storage capacity shall be connected
to any one oil-burning appliance.
  Exception: As allowed by 7.5.15.2.
  7.5.19.2 Cross-connection of three tanks of not more than 990 gal (3750 L)
aggregate capacity to the same oil-burning appliance(s) burner or the same
group of burners shall be permitted when the fill and vent piping and the oil
supply line to the appliance(s) is installed in accordance with Figures 7.5.19.2.
 Where two or more tanks are installed as shown in Figures 7.5.15(a) and (b),
not more than 1320 gal (5000 L) of fuel storage capacity shall be connected to
any one oil-burning appliance, or as allowed by 7.5.15.2.
                                                                                                                        1¹⁄₄ in. min. vent

                                                                                                                        1¹⁄₄ in. min. fill

                                                                                                                        1¹⁄₄ in. min. vent

                                                                                                 2 in. min.             1¹⁄₄ in. min. fill
                                                                                                 crossover




                                                                330 gal                330 gal                330 gal
                                                                 max.                   max.                   max.




     Oil-burning
                                                                       1                    1                      1
     appliance
                                                  Filter
                         2             3




Notes:
1 Thermally operated shutoff valve required by 7.5.9(2).

2 Thermally operated shutoff valve required by 8.5.3.

 3 Oil safety valve required by 7.5.9(4).




                                                                    Figure 7.5.19.2




                                                                                31-8
Report on Proposals — Copyright, NFPA                                                                                                                           NFPA 31


7.5.19.3 Cross-connection of four tanks of not more than 1320 gal (5000 L)
aggregate capacity to the same oil-burning appliance(s) burner or the same
group of burners shall be permitted when the fill and vent piping and the oil
supply line to the appliance(s) is installed in accordance with Figures 7.5.19.3.

                                                                                                                                                 1¹⁄₄ in. min. vent
                                                                                                                                                 1¹⁄₄ in. min. fill
                                                                                                                                                 1¹⁄₄ in. min. vent

                                                                     2 in. min.                                                                  1¹⁄₄ in. min. fill
                                                                                                                    2 in. min.
                                                                     crossover                                      crossover




                                                          330 gal                   330 gal               330 gal                330 gal
                                                           max.                      max.                  max.                   max.




     Oil-burning                                                 1                       1                      1                      1
     appliance
                                             Filter
                       2            3




Notes:
1 Thermally operated shutoff valve required by 7.5.9(2).

2 Thermally operated shutoff valve required by 8.5.3.

 3 Oil safety valve required by 7.5.9(4).




                                 Figure 7.5.19.3

  7.5.19.4 7.5.15.2 Where two or more tanks are manifolded as part of a listed         Substantiation: This proposal accomplishes the following objectives:
fuel storage system or an engineered fuel storage system installation shall be           1. Eliminates exceptions in accordance with the NFPA Manual of Style
by a qualified person and shall be installed in accordance with the manufac-            2. Specifies acceptable tanks in 7.5.2 that correlates with revised 7.2.8.
                                                                                         3. In 7.5.7, allows an alternative to the 5-ft separation between the appliance
turer’s instructions. and are manifolded only at the top, as shown in Figures
                                                                                       and the oil tank.
7.5.18.4(a) and (b), the maximum allowable fuel storage capacity shall be per-           4. Adds requirements in 7.5.9 for a thermally operated spring-loaded shut-off
mitted to be increased to not more than 1375 gal (5200 L). (See also 8.5.1 and         valve to correlate with revised 8.7.7, a supply line filter, and an oil safety valve
its exceptions.)                                                                       to protect from spills due to damage to the fuel line.
                                                                                         5. A provision to allow a single tank to supply more than one appliance, to
                    Insert Figures 7.5.18.4(a) & (b) Here                              reflect long accepted practice in typical residential/small commercial
                [Figures 7.5.15(c) & (d) from NFPA 31-2001]                            application.
                                                                                         6. Replace the tank capacity provisions in 7.16 with those now used by
                                                                                       NFPA 37, Standard for the Installation and Use of Stationary Combustion
         Figure 7.5.18.4(a) Fill arrangement for listed or engineered                  Engines and Gas Turbines , for diesel fuel storage, based on the fact that NFPA
                             fuel storage system.                                      37’s provisions are simpler to apply, less onerous, and reflect the overall fire
                                                                                       safety of such installations and increases allowable unenclosed storage capacity
         Figure 7.5.18.4(b) Vent arrangement for listed or engineered                  to 1320, per revised 7.2.8.
                             fuel storage system.                                        7. Adds necessary guidance for cross-connecting multiple tanks for 3- and 4-
                                                                                       tank systems.
  7.5.20 7.5.16 Auxiliary Tanks                                                          8. Effects other necessary editorial changes.
                                                                                       Committee Meeting Action: Accept
  7.5.20.1 7.5.16.1 An auxiliary tank shall be filled by pump transfer through
                                                                                       Number Eligible to Vote: 19
continuous piping from the supply tank.                                                Ballot Results: Affirmative: 16
  7.5.20.2 7.5.16.2 An auxiliary tank shall be located at a level above the top        Ballot Not Returned: 3 BATEY, TIBBOLES, WILLSE
of the supply tank from which it is filled.
  7.5.20.3 7.5.16.3 An auxiliary tank shall be provided with an overflow pipe
draining to the supply tank and extending into the top of the supply tank not
more than 1 in. (25 mm), unless the auxiliary tank is specifically listed for use
without an overflow pipe.
  Exception: This requirement shall not apply to an auxiliary tank specifically
listed for use without an overflow pipe.




                                                                                  31-9
Report on Proposals — Copyright, NFPA                                                                                                                       NFPA 31
 _______________________________________________________________                       _______________________________________________________________
31-18 Log #CP14         Final Action: Accept                                          31-23 Log #CP19          Final Action: Accept
(Figure 7.5.15(a))                                                                    (7.10, 7.11)
_______________________________________________________________                       _______________________________________________________________
Submitter: Technical Committee on Liquid Fuel Burning Equipment                       Submitter: Technical Committee on Liquid Fuel Burning Equipment
Recommendation: Revise Figure 7.5.15(a) so that the connection to each tank           Recommendation: Replace the current Section 7.10 with the following:
is to the bottom, not the end, of the tank.                                              7.10 Fuel Oil Storage Systems that are Permanently or Temporarily Taken
Substantiation: The Figure incorrectly depicts the old style fuel oil storage         Out-of-Service.
tanks. Current listed storage tanks are required to have an oil feed connection          7.10.1 If an oil storage tank is permanently removed from service, for
to the very bottom of the tank shell.                                                 whatever reason, the tank and all piping connected to it, including the outside
Committee Meeting Action: Accept                                                      fill and vent piping and any piping connected to the appliance, shall be:
Number Eligible to Vote: 19                                                              (1) emptied of all contents
Ballot Results: Affirmative: 16                                                          (2) cleaned and rendered free of combustible vapors
Ballot Not Returned: 3 BATEY, TIBBOLES, WILLSE                                           (3) removed from the premises or property, and
 _______________________________________________________________                         (4) properly disposed of in accordance with all applicable local, state and
31-19 Log #CP15         Final Action: Accept                                          federal rules and regulations.
(7.6.4)                                                                                  7.10.2 If an oil storage tank is temporarily removed from service, for
_______________________________________________________________                       whatever reason, the tank and all piping connected to it, including the outside
Submitter: Technical Committee on Liquid Fuel Burning Equipment                       fill and vent piping and any piping connected to the appliance, shall be:
Recommendation: Revise 7.6.4 to read:                                                    (1) emptied of all contents
   “7.6.4* Outside aboveground tanks and their appurtenances and supports                (2) cleaned and rendered free of combustible vapors
shall be protected from external corrosion t he weather and physical damage              7.10.2.1 In addition to the requirements of 7.10.2, all manways shall be
incident to outside use. The tanks shall not block normal means of egress.”           locked or bolted securely.
  Add a new annex item to read: “ A.7.6.4 The asphaltum coating or rust                  7.10.2.2 In addition to the requirements of 7.10.2, all fill lines shall be
inhibiting material typically used on outside tanks meets the intent of this          plugged to prevent use by one of the following methods:
requirement for external corrosion protection. ”                                         (1) The fill lines shall be filled with concrete.
Substantiation: The text has been revised to eliminate unenforceable                     (2) The caps of the fill lines shall be welded shut.
requirements and to specify that the protection required is for external                 (3) The fill pipes shall be completely removed.
corrosion.                                                                               7.10.2.3 In addition to the requirements of 7.10.2, the supply line to the
                                                                                      appliance shall be disconnected and capped or plugged.
Committee Meeting Action: Accept                                                         7.10.2.4 In addition to the requirements of 7.10.2, all vent lines shall remain
Number Eligible to Vote: 19                                                           open.
Ballot Results: Affirmative: 16                                                          7.10.2.5 In addition to the requirements of 7.10.2, above ground tanks shall
Ballot Not Returned: 3 BATEY, TIBBOLES, WILLSE                                        be protected from flotation in accordance with sound engineering practice.
 _______________________________________________________________                         7.10.3 The remover/installer of a tank permanently or temporarily taken out
31-20 Log #CP16         Final Action: Accept                                          of service shall submit an affidavit of compliance to the authority having
(7.6.7)                                                                               jurisdiction or to the tank owner that such oil storage system was removed, or
_______________________________________________________________                       closed and sealed in compliance with this requirement.
Submitter: Technical Committee on Liquid Fuel Burning Equipment                          7.11 Permanent Abandonment of Underground Tanks. If an underground oil
Recommendation: Revise 7.6.7 to read as follows:                                      storage tank is permanently removed from service, the requirements of
   “7.6.7 Each oil burner supply line connected to the gravity feed connection        Subsection 4.6.5 of NFPA 30, Flammable and Combustible Liquids Code ,
of the supply tank shall be provided with a shutoff valve at the tank. Where the      shall apply.
supply line passes through a foundation immediately inside the building, a            Substantiation: This new text correlates with the requirements of NFPA 30
readily accessible thermally operated spring-loaded valve shall be installed          and most federal and state rules regarding abandonment of tanks.
before the oil filter. A shutoff valve shall be provided in each burner supply        Committee Meeting Action: Accept
line where the supply line is connected to the gravity feed connection of the         Number Eligible to Vote: 19
supply tank.”                                                                         Ballot Results: Affirmative: 16
Substantiation: The revision provides more detailed requirements for shutoff          Ballot Not Returned: 3 BATEY, TIBBOLES, WILLSE
valves. An additional requirement has been added for a thermally operated              _______________________________________________________________
shutoff valve to stop the supply of fuel to the burner in the event of a fire. This   31-24 Log #CP20          Final Action: Accept
is considered necessary because of the (probable) greater capacity of an outside      (8.2.1)
aboveground tank.                                                                     _______________________________________________________________
Committee Meeting Action: Accept                                                      Submitter: Technical Committee on Liquid Fuel Burning Equipment
Number Eligible to Vote: 19                                                           Recommendation: Revise 8.2.1 to read:
Ballot Results: Affirmative: 16                                                          “8.2.1 Tank fill and vent piping shall be wrought-iron, steel, or Schedule 40
Ballot Not Returned: 3 BATEY, TIBBOLES, WILLSE                                        brass pipe. Oil supply lines shall be steel pipe or brass or copper tubing. Wall
 _______________________________________________________________                      thickness of wrought-iron and steel pipe shall comply with the specifications in
31-21 Log #CP17         Final Action: Accept                                          ANSI/ASME B36.10, Standard on Welded and Seamless Wrought Steel Pipe ,
(7.9.2 Exception)                                                                     or as stipulated in 8.2.2 .
_______________________________________________________________                       Substantiation: Replace exception, in accordance with the NFPA Manual of
Submitter: Technical Committee on Liquid Fuel Burning Equipment                       Style .
Recommendation: Change the Exception to Section 7.9.2 to a numbered                   Committee Meeting Action: Accept
paragraph, 7.9.2.1. The wording remains unchanged.                                    Number Eligible to Vote: 19
Substantiation: The revision replaces the exception in accordance with the            Ballot Results: Affirmative: 16
NFPA Manual of Style .                                                                Ballot Not Returned: 3 BATEY, TIBBOLES, WILLSE
Committee Meeting Action: Accept                                                       _______________________________________________________________
Number Eligible to Vote: 19                                                           31-25 Log #CP21          Final Action: Accept
Ballot Results: Affirmative: 16                                                       (8.2.4 Exceptions)
Ballot Not Returned: 3 BATEY, TIBBOLES, WILLSE                                        _______________________________________________________________
 _______________________________________________________________                      Submitter: Technical Committee on Liquid Fuel Burning Equipment
31-22 Log #CP18         Final Action: Accept                                          Recommendation: Delete both exceptions.
(7.9.3)                                                                               Substantiation: The exceptions are not needed.
_______________________________________________________________                       Committee Meeting Action: Accept
Submitter: Technical Committee on Liquid Fuel Burning Equipment                       Number Eligible to Vote: 19
Recommendation: Change the tank capacity of the second sentence from                  Ballot Results: Affirmative: 16
“660 gal (2500 L)” to “1320 gal (5000 L)”.                                            Ballot Not Returned: 3 BATEY, TIBBOLES, WILLSE
Substantiation: This change correlates with changes to the tank capacity
provisions of Section 7.2.8.
Committee Meeting Action: Accept
Number Eligible to Vote: 19
Ballot Results: Affirmative: 16
Ballot Not Returned: 3 BATEY, TIBBOLES, WILLSE



                                                                                31-10
Report on Proposals — Copyright, NFPA                                                                                                                        NFPA 31
 _______________________________________________________________                       Committee Meeting Action: Accept
31-26 Log #CP22         Final Action: Accept                                           Number Eligible to Vote: 19
(8.2.5, 8.2.5.3)                                                                       Ballot Results: Affirmative: 16
_______________________________________________________________                        Ballot Not Returned: 3 BATEY, TIBBOLES, WILLSE
Submitter: Technical Committee on Liquid Fuel Burning Equipment                         _______________________________________________________________
Recommendation: Revise 8.2.5 to read:                                                  31-31 Log #CP27         Final Action: Accept
“Pipe shall be connected with standard malleable iron fittings and tubing shall        (8.5.1)
be connected with fittings of listed types.”                                           _______________________________________________________________
   Revise 8.2.5.3 to read: “Unions requiring gaskets or packings, right or left        Submitter: Technical Committee on Liquid Fuel Burning Equipment
couplings, and sweat fittings employing brazing material solder having a               Recommendation: Revise 8.5.1 to read as follows:
melting point of less than 1000°F (538°C) shall not be used in oil lines.”               “ 8.5 Supply Piping to Oil-Burning Appliances.
Substantiation: The addition of “malleable iron” specifies the type of pipe              8.5.1 The supply piping from a tank that exceeds 330 gallons (1250 L)
fitting to be used. Cast iron fittings are not appropriate for fuel oil piping         capacity shall be connected to the top of the tank. All piping shall be
systems. The added words in the first sentence are for editorial improvement.          connected into the top of the supply tank. Where two tanks are cross-
In 8.2.5.3, the correct term is “brazing material”, since there is no solder           connected, the tops of the tanks shall be on the same horizontal plane. [See
available with a melting point in the acceptable range.                                Figures 7.5.15(a) and 7.5.15(b).]
Committee Meeting Action: Accept                                                         8.5.1.1 The cross-connection between two tanks having an aggregate capacity
Number Eligible to Vote: 19                                                            that does not exceed 660 gal (2500 L) need not meet this the requirement of
Ballot Results: Affirmative: 16                                                        8.5.1 .
Ballot Not Returned: 3 BATEY, TIBBOLES, WILLSE                                           8.5.2 The pressure at the oil supply inlet to an oil-burning appliance shall not
 _______________________________________________________________                       exceed 3 psig (gage pressure of 21 kPa), unless the appliance is approved for a
31-27 Log #CP23         Final Action: Accept                                           higher inlet pressure. ”
(8.2.6)                                                                                  Exception: An appliance that is approved for a higher inlet pressure.”
_______________________________________________________________                        Substantiation: 1. Revise 8.5.1 to correlate with tank capacity revisions in
Submitter: Technical Committee on Liquid Fuel Burning Equipment                        Chapter 7.
Recommendation: Revise 8.2.6 to read as follows:                                         2. Replacement of exceptions with numbered paragraphs, in accordance with
   “8.2.6 Piping shall be substantially supported and protected against physical       the NFPA Manual of Style .
damage and, where necessary, protected against corrosion. All buried piping            Committee Meeting Action: Accept
shall be protected against corrosion..                                                 Number Eligible to Vote: 19
   8.2.6.1 Piping shall be protected against corrosion. ”                              Ballot Results: Affirmative: 16
Substantiation: Editorial revision for clarity.                                        Ballot Not Returned: 3 BATEY, TIBBOLES, WILLSE
Committee Meeting Action: Accept                                                        _______________________________________________________________
Number Eligible to Vote: 19                                                            31-32 Log #CP28         Final Action: Accept
Ballot Results: Affirmative: 16                                                        (8.5.3)
Ballot Not Returned: 3 BATEY, TIBBOLES, WILLSE                                         _______________________________________________________________
 _______________________________________________________________                       Submitter: Technical Committee on Liquid Fuel Burning Equipment
31-28 Log #CP24         Final Action: Accept                                           Recommendation: Delete the second sentence of 8.5.3.
(8.2.8)                                                                                Substantiation: There is no technical justification for this prohibition.
_______________________________________________________________                        Committee Meeting Action: Accept
Submitter: Technical Committee on Liquid Fuel Burning Equipment                        Number Eligible to Vote: 19
Recommendation: Revise 8.2.8 to read as follows:                                       Ballot Results: Affirmative: 16
   “8.2.8 Pipe lines connected to underground tanks shall be provided with             Ballot Not Returned: 3 BATEY, TIBBOLES, WILLSE
double swing joints or flexible connectors, or shall be otherwise arranged to           _______________________________________________________________
permit the tanks to settle without impairing the tightness of the pipe                 31-33 Log #CP29         Final Action: Accept
connections.                                                                           (8.5.3)
   8.2.8.1 Exception No. 1: Tubing need not meet these requirements of 8.2.8 .         _______________________________________________________________
   8.2.8.2 Exception No. 2 : Straight fill lines and test wells that have no           Submitter: Technical Committee on Liquid Fuel Burning Equipment
changes in direction need not meet these requirements of 8.2.8 .                       Recommendation: Add a new 8.5.3 to read as follows:
Substantiation: Replacement of exceptions, in accordance with the NFPA                 “8.5.3 A readily accessible, thermally operated spring-loaded shut-off valve
Manual of Style .                                                                      shall be installed as close as practical to the burner(s) supply connection. (See
Committee Meeting Action: Accept                                                       also 7.5.9(2).)
Number Eligible to Vote: 19                                                            Substantiation: This protects from a spill should a malfunction of the
Ballot Results: Affirmative: 16                                                        appliance cause a fire at that point.
Ballot Not Returned: 3 BATEY, TIBBOLES, WILLSE                                         Committee Meeting Action: Accept
 _______________________________________________________________                       Number Eligible to Vote: 19
31-29 Log #CP25         Final Action: Accept                                           Ballot Results: Affirmative: 16
(8.3.1 Exception)                                                                      Ballot Not Returned: 3 BATEY, TIBBOLES, WILLSE
_______________________________________________________________                         _______________________________________________________________
Submitter: Technical Committee on Liquid Fuel Burning Equipment                        31-34 Log #CP30         Final Action: Accept
Recommendation: Replace the exception to 8.3.1 with the following:                     (8.6.3)
   “8.3.1.1 A crankcase oil or used oil fill pipe for a tank directly serving a used   _______________________________________________________________
oil fired burner and appliance shall be permitted to terminate indoors in              Submitter: Technical Committee on Liquid Fuel Burning Equipment
accordance with NFPA 30A, Code for Motor Fuel Dispensing Facilities and                Recommendation: Revise 8.6.3 to read as follows:
Repair Garages. If the fill pipe has a funnel-type opening, then it shall be             “ All Vent pipes shall terminate outside of buildings at a point not less than
provided with a readily accessible manual shutoff valve of the 1/4-turn-to-close       2 ft (0.6 m) measured vertically or horizontally from any building opening.
type, between the funnel-type opening and the tank.”                                   They shall terminate not more than 12 ft from the fill pipe on the same side of
Substantiation: Replacement of exception, in accordance with the NFPA                  building. They shall also terminate high enough above the ground to avoid
Manual of Style .                                                                      being obstructed with snow and ice.”
Committee Meeting Action: Accept                                                       Substantiation: The added requirement ensures that the vent pipe terminates
Number Eligible to Vote: 19                                                            close enough to the fill pipe that the delivery operator can hear the vent alarm
Ballot Results: Affirmative: 16                                                        whistle and, thereby, prevent an overfill.
Ballot Not Returned: 3 BATEY, TIBBOLES, WILLSE                                         Committee Meeting Action: Accept
 _______________________________________________________________                       Number Eligible to Vote: 19
31-30 Log #CP26         Final Action: Accept                                           Ballot Results: Affirmative: 16
(8.3.2)                                                                                Ballot Not Returned: 3 BATEY, TIBBOLES, WILLSE
_______________________________________________________________                         _______________________________________________________________
Submitter: Technical Committee on Liquid Fuel Burning Equipment                        31-35 Log #CP31         Final Action: Accept
Recommendation: Replace the exception to 8.3.2 with the following:                     (8.7.3)
   “8.3.2.1 Two supply tanks whose aggregate capacity does not exceed 660 gal          _______________________________________________________________
(2500 L) shall be permitted to be cross-connected as specified in 7.5.15.”             Submitter: Technical Committee on Liquid Fuel Burning Equipment
Substantiation: Replacement of exception, in accordance with the NFPA                  Recommendation: Revise 8.7.3 to read:
Manual of Style .                                                                        “Inside tanks provided with fill and vent pipes used for No. 1 or No. 2 fuel
                                                                                       oil shall be provided with a device to indicate at the fill point, either visually
                                                                                       or audibly, when the oil in the tank has reached a predetermined safe level.”

                                                                                 31-11
Report on Proposals — Copyright, NFPA                                                                                                                        NFPA 31
Substantiation: The text “used for No. 1 or No. 2 fuel oil” serves no useful             Over the years we have had very few fuel leak problems and the few we have
purpose.                                                                               had were noticed quickly and repaired before any significant fuel loss. More
Committee Meeting Action: Accept                                                       importantly, any leaks found are usually in fittings beyond either end of the
Number Eligible to Vote: 19                                                            fuel line that would be tested.
Ballot Results: Affirmative: 16                                                          Since the fuel supply systems in this case are subject to visible inspection
Ballot Not Returned: 3 BATEY, TIBBOLES, WILLSE                                         and are under a relatively low gravity pressure and do not incorporate threaded
 _______________________________________________________________                       underground fittings as is common to steel pipe fuel and gas lines, it would not
31-36 Log #CP32          Final Action: Accept                                          seem necessary to perform pressure tests.
(8.7.7)                                                                                  Historically, we have not been required to pressure test this simple type of
_______________________________________________________________                        system, however, as we expand our sales efforts into new areas where the
Submitter: Technical Committee on Liquid Fuel Burning Equipment                        regulators are not familiar with oil heat in general and vented kerosene heaters
Recommendation: Revise 8.7.7 to read as follows:                                       in particular we are encountering inspectors who are leading toward a strict
  “8.7.7 A readily accessible thermally operated spring-loaded manual shut-            interpretation of 3-10-01.
off valve shall be installed at each point where required. The valve shall be          Committee Meeting Action: Accept in Principle
installed so that it closes against the supply pressure.”                                By means of Technical Committee proposal on Subsection 8.8.1.
Substantiation: The revision reflects what is required by most state                   Committee Statement: The concerns of the submitter are addressed in a
installation rules. The Technical Committee has determined that this type of           Technical Committee-generated revision of Subsection 8.8.1.
valve provides a desired degree of safety if the tank is subject to a fire.            Number Eligible to Vote: 19
                                                                                       Ballot Results: Affirmative: 16
Committee Meeting Action: Accept                                                       Ballot Not Returned: 3 BATEY, TIBBOLES, WILLSE
Number Eligible to Vote: 19                                                             _______________________________________________________________
Ballot Results: Affirmative: 16                                                        31-40 Log #CP35         Final Action: Accept
Ballot Not Returned: 3 BATEY, TIBBOLES, WILLSE                                         (8.8.1)
 _______________________________________________________________ _______________________________________________________________
31-37 Log #CP33          Final Action: Accept                                          Submitter: Technical Committee on Liquid Fuel Burning Equipment
(8.7.8)                                                                                Recommendation: Replace the current text of 8.8.1 with the following:
_______________________________________________________________                          “8.8.1 Unless piping and all fittings are visible for inspection, piping shall be
Submitter: Technical Committee on Liquid Fuel Burning Equipment                        tested before being covered, enclosed, or placed in use.
Recommendation: Revise 8.7.8 to read as follows:                                         8.8.1.1 Testing shall be done hydrostatically to 150 percent of the maximum
   “8.7.8 Where a shutoff is installed in the discharge line of an auxiliary oil       anticipated pressure of the system or pneumatically to 110 percent of the
supply pump that is not an integral part of a burner, a pressure relief valve          maximum anticipated pressure of the system.
shall be connected into the discharge line between the pump and the shutoff              8.8.1.2 The test pressure shall be maintained for a sufficient time to conduct
valve. The pressure relief valve shall be arranged to return surplus oil to the        a complete visual inspection of all joints and connections.
supply tank or to bypass it around the pump.                                             8.8.1.3 In no case shall the test pressure be less than a gauge pressure of 35
   8.7.8.1 Pumps having an internal bypass valve need not meet the                     kPa (5 psig), measured at the highest point of the system, and in no case shall
requirements of 8.7.8.                                                                 the test pressure be maintained for less than 10 minutes.
  Exception: Pumps that have an internal bypass valve need not meet this                 8.8.1.4 The test shall be made so as not to impose a pressure of more than 5
requirement.”                                                                          10 psig (gauge pressure of 35 kPa) on any tank connected to the piping. [tank
Substantiation: The revision of 8.7.8 identifies the piece of equipment to             can’t take 10 psig]
which the requirement applies.                                                           8.8.1.5 Pressure shall be maintained for at least 30 minutes or for sufficient
   The replacement of the exception is made in accordance with the NFPA                time to complete visual inspection of all joints and connections.
Manual of Style .                                                                        8.8.1.6 Suction lines shall be permitted to be tested under a vacuum of not
Committee Meeting Action: Accept                                                       less than 20 in. Hg (68 kPa) maintained for at least 30 minutes.
Number Eligible to Vote: 19                                                            Substantiation: These changes allow exposed piping to be visually inspected
Ballot Results: Affirmative: 16                                                        and otherwise correlate with the testing requirements in NFPA 30, Flammable
Ballot Not Returned: 3 BATEY, TIBBOLES, WILLSE                                         and Combustible Liquids Code .
 _______________________________________________________________ Committee Meeting Action: Accept
31-38 Log #CP34          Final Action: Accept                                          Number Eligible to Vote: 19
(8.8)                                                                                  Ballot Results: Affirmative: 16
_______________________________________________________________                        Ballot Not Returned: 3 BATEY, TIBBOLES, WILLSE
Submitter: Technical Committee on Liquid Fuel Burning Equipment                         _______________________________________________________________
Recommendation: Revise the title to Section 8.8 to read:                               31-41 Log #CP36         Final Action: Accept
   “Testing and Maintenance .”                                                         (9.2.5)
Substantiation: There is nothing in this section that relates to maintenance.          _______________________________________________________________
Committee Meeting Action: Accept                                                       Submitter: Technical Committee on Liquid Fuel Burning Equipment
Number Eligible to Vote: 19                                                            Recommendation: Revise 9.2.5 to read:
Ballot Results: Affirmative: 16                                                          “The capacity of a single aboveground tank or the aggregate capacity of two
Ballot Not Returned: 3 BATEY, TIBBOLES, WILLSE                                         or more aboveground tanks supplying a centralized oil distribution system
 _______________________________________________________________ shall not exceed 76,000 L (20,000 gals.) nominal capacity . Underground tanks
31-39 Log #1             Final Action: Accept in Principle                             installed in accordance with Section 7.4 shall be permitted to be of any
(8.8.1)                                                                                capacity. ”
_______________________________________________________________                        Substantiation: There is no justification from a fire protection standpoint to
Submitter: Jim Jonas, Jim Jonas Oil                                                    limit the capacity of buried tanks. SI conversion has also been effected.
Recommendation: It would be appreciated if your committee would consider Committee Meeting Action: Accept
removing the pressure test requirement for this type of installation.                  Number Eligible to Vote: 19
Substantiation: My company sells and installs several hundred vented                   Ballot Results: Affirmative: 16
kerosene heaters yearly and have been doing this for about a decade. The heater Ballot Not Returned: 3 BATEY, TIBBOLES, WILLSE
brands are primarily “Monitor” and “Toyo”. These are electrically ignited,              _______________________________________________________________
induced air, vaporizing pot burners which are gravity fed. There are probably          31-42 Log #CP37         Final Action: Accept
25,000 of these units operating in rural Northern California and they are being (9.2.12)
sold all over the United States.                                                       _______________________________________________________________
   The typical installation is an outside supply tank (usually 150 to 275 gallons) Submitter: Technical Committee on Liquid Fuel Burning Equipment
situated slightly higher than the interior floor level in order to achieve a gravity Recommendation: Replace the current text of 9.2.12 with the following:
flow to the heater. The tank is usually immediately adjacent to the building and         “A device shall be provided that will automatically shut off the oil supply to
is connected to the heater with a continuous run of 3/8 in. copper tubing. The         the appliance, if the oil pressure at the appliance inlet exceeds a gauge pressure
typical plumbing setup is as follows; at the tank a 1 in. to 3/8 in. pipe bushing, of 55 kPa (8 psig). Such a device shall not be required under either of the
3/8 in. short nipple, 3/8 in. ball valve, 3/8 in. short nipple, 3/8 in. garber filter, following conditions:
3/8 in. pipe to 3/8 in. flare fitting, normally a continuous run (no unions) of 3/8      (1) where the distribution system is supplied from a gravity tank and the
in. copper tubing to a 3/8 in. flare and 3/8 in. pipe fitting at the heater.           maximum hydrostatic head of oil in the tank is such that the oil pressure at the
Typically the whole fuel supply system is subject to visual inspection. Seldom         appliance inlet will not exceed a gauge pressure of 55 kPa (8 psig).
is the tank placed away from the building requiring fuel line burial but when            (2) where a means is provided to automatically shut off the oil supply if the
this happens we use coated copper tubing, such as “environ tube”, and/or run           pressure regulating device provided in accordance with 9.2.11 fails to regulate
the line through PVC tubing.                                                           the pressure as required.”
                                                                                       Substantiation: This revision eliminates the exceptions, per the NFPA Manual
                                                                                       of Style .
                                                                                 31-12
Report on Proposals — Copyright, NFPA                                                                                                                   NFPA 31
Committee Meeting Action: Accept                                                   Committee Meeting Action: Accept
Number Eligible to Vote: 19                                                        Number Eligible to Vote: 19
Ballot Results: Affirmative: 16                                                    Ballot Results: Affirmative: 16
Ballot Not Returned: 3 BATEY, TIBBOLES, WILLSE                                     Ballot Not Returned: 3 BATEY, TIBBOLES, WILLSE
 _______________________________________________________________                    _______________________________________________________________
31-43 Log #CP38        Final Action: Accept                                        31-49 Log #CP44         Final Action: Accept
(9.3.6)                                                                            (A.3.3.30)
_______________________________________________________________                    _______________________________________________________________
Submitter: Technical Committee on Liquid Fuel Burning Equipment                    Submitter: Technical Committee on Liquid Fuel Burning Equipment
Recommendation: Revise 9.3.6 to read:                                              Recommendation: Add an Annex item to 3.3.30 to read:
  “The capacity of a single aboveground tank or the aggregate capacity of two “Fuel oil used for the typical liquid fuel burning appliance has a flash point
or more aboveground tanks shall not exceed 76,000 L (20,000 gals.) nominal         ranging from 100°F to 145°F and would be designated a Class II or Class IIIA
capacity . Underground tanks installed in accordance with Section 7.4 shall be combustible liquid, in accordance with NFPA 30, Flammable and Combustible
permitted to be of any capacity. ”                                                 Liquids Code .”
Substantiation: There is no justification from a fire protection standpoint to     Substantiation: The annex text correlates the text of the definition with the
limit the capacity of buried tanks. SI conversion has also been effected.          classification scheme used by NFPA 30, Flammable and Combustible Liquids
Committee Meeting Action: Accept                                                   Code .
Number Eligible to Vote: 19                                                        Committee Meeting Action: Accept
Ballot Results: Affirmative: 16                                                    Number Eligible to Vote: 19
Ballot Not Returned: 3 BATEY, TIBBOLES, WILLSE                                     Ballot Results: Affirmative: 16
 _______________________________________________________________ Ballot Not Returned: 3 BATEY, TIBBOLES, WILLSE
31-44 Log #CP39        Final Action: Accept                                         _______________________________________________________________
(10.5.1.1)                                                                         31-50 Log #CP45         Final Action: Accept
_______________________________________________________________                    (B.1, Figure B.1)
Submitter: Technical Committee on Liquid Fuel Burning Equipment                    _______________________________________________________________
Recommendation: Revise 10.5.1.1 to read:                                           Submitter: Technical Committee on Liquid Fuel Burning Equipment
“For electrically powered appliances, the requirement of 10.5.1 shall be           Recommendation: Revise B.1 to read:
accomplished by an identified switch in the burner supply circuit, placed             “The diagrams in Figure B.1 illustrate acceptable and unacceptable
outside of and adjacent to the entrance to the room where the appliance is         installations, using cross-connected tanks as governed by Section 7.5 depicted
located.”                                                                          in Figures 7.5.15(a) and (b). Note that these diagrams do not apply to listed or
Substantiation: This is eliminates confusion as to exactly where the switch is engineered fuel storage systems.”
to be located. The switch is to be located on the opposite side of the entrance to    Revise title of Figure B.1 to read “Examples of acceptable and unacceptable
the room in which the appliance is located, so that a person does not actually     tank installations in buildings” and delete the diagrams indicated as
enter the room to disconnect power to the oil burner circuit in an emergency.      “unacceptable”.
Committee Meeting Action: Accept                                                   Substantiation: The Technical Committee does not feel there is any merit to
Number Eligible to Vote: 19                                                        illustrating only a few examples of non-complying installations.
Ballot Results: Affirmative: 16                                                    Committee Meeting Action: Accept
Ballot Not Returned: 3 BATEY, TIBBOLES, WILLSE                                     Number Eligible to Vote: 19
 _______________________________________________________________ Ballot Results: Affirmative: 16
31-45 Log #CP40        Final Action: Accept                                        Ballot Not Returned: 3 BATEY, TIBBOLES, WILLSE
(10.6.1)                                                                            _______________________________________________________________
_______________________________________________________________                    31-51 Log #4            Final Action: Accept in Principle
Submitter: Technical Committee on Liquid Fuel Burning Equipment                    (F.1.2.6)
Recommendation: In Note 4 of Table 10.6.1, change the reference to “1.11.2” _______________________________________________________________
to “6.5”.                                                                          Submitter: Bob Eugene, Underwriters Laboratories Inc.
Substantiation: This is a correction of a transcription error.                     Recommendation: Revise as follows:
Committee Meeting Action: Accept                                                      F.1.2.6 UL Publications.
Number Eligible to Vote: 19                                                           Underwriters Laboratories Inc., 333 Pfingsten Road, Northbrook, IL 60062.
Ballot Results: Affirmative: 16                                                       UL 296, Standard for Oil Burners, 9th edition, 1994, 2003 with revisions
Ballot Not Returned: 3 BATEY, TIBBOLES, WILLSE                                     through January 2004 .
 _______________________________________________________________                      UL 296A, Standard for Waste Oil-Burning Air Heating Appliances, 2nd
31-46 Log #CP41        Final Action: Accept                                        edition, 1995 with revisions through May 2004 .
(10.19)                                                                               UL 296B, Outline of Investigation for Combustion Equipment Firing Liquid
_______________________________________________________________                    Methanol as a Main Fuel, 1995 1997.
Submitter: Technical Committee on Liquid Fuel Burning Equipment                       UL 647, Standard for Unvented Kerosene-Fired Room Heaters and Portable
Recommendation: Delete Reserved Section 10.19.                                     Heaters, 2nd edition , 1993 with revisions through July 2001 .
Substantiation: This reserved section is no longer needed.                            UL 726, Standard for Oil-Fired Boiler Assemblies, 7th edition, 1995 with
Committee Meeting Action: Accept                                                   revisions through January 2001.
Number Eligible to Vote: 19                                                           UL 727, Standard for Oil-Fired Central Furnaces, 8th edition , 1994 with
Ballot Results: Affirmative: 16                                                    revisions through January 1999 .
Ballot Not Returned: 3 BATEY, TIBBOLES, WILLSE                                        UL 729, Standard for Oil-Fired Floor Furnaces, 5th edition, 1994 2003 .
 _______________________________________________________________                      UL 730, Standard for Oil-Fired Wall Furnaces, 4th edition, 1994 2003 .
31-47 Log #CP42        Final Action: Accept                                           UL 731, Standard for Oil-Fired Unit Furnaces, 5th edition, 1995 with
(11.2.1 Exception)                                                                 revisions through May 2004 .
_______________________________________________________________                       UL 732, Standard for Oil-Fired Storage Tank Water Heaters, 5th edition ,
Submitter: Technical Committee on Liquid Fuel Burning Equipment                    1995 with revisions through January 1999.
Recommendation: Make the exception a new paragraph 11.2.1.1.                          UL 733, Standard for Oil-Fired Air Heaters and Direct-Fired Heaters, 4th
Substantiation: This revision eliminates the exceptions, per the NFPA Manual edition , 1993 with revisions through January 1999 .
of Style.                                                                             UL 795, Standard for Commercial Industrial Gas-Heating Equipment, 7th
Committee Meeting Action: Accept                                                   edition, 1994 , 1999 .
Number Eligible to Vote: 19                                                           UL 896, Standard for Oil Burning Stoves, 6th edition, 1997 1993 with
Ballot Results: Affirmative: 16                                                    revisions through May 2004 .
Ballot Not Returned: 3 BATEY, TIBBOLES, WILLSE                                     Substantiation: Update to current editions of referenced standards.
 _______________________________________________________________ Committee Meeting Action: Accept in Principle
31-48 Log #CP43        Final Action: Accept                                        Committee Statement: All referenced documents listed in Annex F will be
(11.2.8.1 Exception)                                                               verified for accuracy as part of the editing process.
_______________________________________________________________                    Number Eligible to Vote: 19
Submitter: Technical Committee on Liquid Fuel Burning Equipment                    Ballot Results: Affirmative: 16
Recommendation: In Subsection 11.2.8.1, eliminate the exception by making Ballot Not Returned: 3 BATEY, TIBBOLES, WILLSE
the text a second sentence.
Substantiation: This text is not an exception to the sentence, it is an entirely
separate thought.



                                                                              31-13

				
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