M40 FIELD PROTECTIVE MASK

							M40 FIELD PROTECTIVE
        MASK
Purpose and Capabilities of the
  M40 Field Protective Mask

• Capabilities
• Limitations
              M40 SERIES
          CHARACTERISTICS
• Lightweight.
• Transported and stored in carrier.
• Facepiece is made of silicone rubber with inturned sealing
  surface so it can form a seal on your face.
• Includes both clear and neutral gray outserts.
• Canister is quickly and easily replaced.
          M40 SERIES FEATURES
• Silicone rubber facepiece which provides a seal against CB
  agents.
• A canister which filters particulate matter and agents from the air.
• Side and front voicemitters that transmits the users voice outside
  of the facepiece.
• Outlet valve.
• A drink tube which allows user to drink while wearing the mask.
      COMPONENTS OF THE M40
•   Facepiece Assembly
•   Carrier
•   Clear and Neutral Outserts
•   M1 Waterproof bag
•   Hood
•   Canister
•   Faceform
     ACCESSORIES OF THE M40

•   Optical Inserts
•   Canteen with M1 Canteen Cap
•   M8 Chemical Agent Detector Paper
•   M291 Decontaminating Kit
          FITTING AND ADJUSTING
1. Loosen head harness straps to the         6. While holding the head pad, adjust the
    ends about one inch from the                forehead straps first and then the
    buckles.
                                                cheek straps.
2. Fold the head harness over the front
    of the facepiece.                        7. Adjust the temple straps the same way
3. Put your chin in the chin pocket of the      the other straps were done.
    facepiece.                               8. Adjust the length of the internal drink
4. While holding the facepiece against          tube so it doesn’t touch your lips.
    your face, pull the head harness over
    the back of your head.
5. Hold the mask against your face and
    center the head pad on the back of
    your head.
         FITTING AND ADJUSTING
                  cont:
• Check for proper fit according to following:
   – Edge of facepiece does not go into hairline or within
     one inch of your ear.
   – Temple and cheek straps do not cut into ears.
   – Eye pupils are centered in the eyelenses.
   – Facepiece doesn't squeeze face so that your eyes are
     partly closed.
   – Bottom of facepiece does not cut into throat.
   – The mask does not wrinkle skin in front of the ear.
   – Nosecup does not obscure vision or press into your
     nose.
           NBC ALARMS

• VOCAL
   – GAS! GAS! GAS!
• VISUAL
   – HAND AND ARM SIGNAL
• SOUND
   – METAL ON METAL
   – SIRENS
      REMOVING THE M40 FPM
• Remove headgear.             • Loosen the cheek straps.
• Unfasten underarm straps,    • Use one hand to hold the
  loosen neck cord and unzip     facepiece against your face.
  the front of the hood.         With the other hand grab
• Raise the hood up and pull     the head harness tab and
  it over the front of the       pull the head harness over
  mask.                          the front of the facepiece.
                               • Remove the facepiece.
STOWING THE M40 FPM
    WEARING YOUR CARRIER
•   Shoulder carry method.
•   Leg carry method.
•   Cartridge belt carry method.
QUESTIONS