3921 Maintain aircraft landing gear systems by variablepitch335

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Maintain aircraft landing gear systems
Level Credits Purpose 4 12 People credited with this unit standard are able to: prepare to maintain landing gear systems; locate defects in landing gear systems; restore system airworthiness; and complete the activities related to maintenance tasks. Aeronautical Engineering Aircraft Mechanical Maintenance Registered 20 April 2006 20 April 2006 31 December 2011 Open. Evaluation of documentation and visit by NZQA and industry. Aviation, Tourism and Travel Training Organisation – Aeronautical Engineering Advisory Group 0028

Subfield Domain Status Status date Date version published Planned review date Entry information Accreditation

Standard setting body (SSB)

Accreditation and Moderation Action Plan (AMAP) reference

This AMAP can be accessed at http://www.nzqa.govt.nz/site/framework/search.html. Special notes 1 All tasks are to be carried out in accordance with enterprise procedures, the enterprise being the organisation carrying out the work. Enterprise procedures referred to in this unit standard are the applicable procedures found in the following: enterprise exposition; manufacturer publications; Government and local body legislation; airworthiness authority requirements. Aircraft landing gear systems include – oleos, shock struts, locking mechanisms, extensions of retraction mechanism, axles, brake units, tyres, wheels. Maintenance activities are usually carried out on the aircraft in the hangar.

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 New Zealand Qualifications Authority 2010

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Elements and performance criteria
Element 1 Prepare to maintain landing gear systems. Performance criteria 1.1 1.2 Task is determined by reviewing maintenance documentation. Resources are obtained and checked for serviceability or status in accordance with enterprise procedures. Range enterprise procedures, tools, equipment, safety equipment, materials.

1.3

Aircraft registration and system to be maintained are matched with documentation. Aircraft and system are prepared for the application of power and for system operation, in accordance with enterprise procedures. Range cockpit controls match component positions, clearances, isolation tags, warning signs.

1.4

1.5

Ground and/or support equipment is positioned ready for system operation in accordance with enterprise procedures.

Element 2 Locate defects in landing gear systems. Performance criteria 2.1 Serviceability is determined in accordance with enterprise procedures. Range 2.2 inspect, troubleshoot, assess, test.

Defects are reported and documented in accordance with enterprise procedures.

Element 3 Restore system airworthiness. Performance criteria 3.1 Method of rectifying defect is determined in accordance with enterprise procedures. Replacement parts are procured and verified as authentic and serviceable in accordance with enterprise procedures.

3.2

 New Zealand Qualifications Authority 2010

3921 version 4 Page 3 of 4 Range 3.3 identify, inspect.

Defects are rectified in accordance with enterprise procedures. Range repair, replace, modify, adjust, calibrate, lubricate.

3.4

System is tested to verify serviceability in accordance with enterprise procedures. Inspections are obtained in accordance with enterprise procedures.

3.5

Element 4 Complete the activities related to maintenance tasks. Performance criteria 4.1 Completion activities, specific to task and work area, are carried out in accordance with enterprise procedures. Range may include but are not limited to – tool control, cleanliness, tidiness, return of publications, return of system/aircraft to normal, preparation for next activity.

4.2

Resources are checked for serviceability and returned to service or storage in accordance with enterprise procedures. Range tools, equipment, safety equipment.

4.3

Leftover parts and materials are disposed of in accordance with enterprise procedures. Range serviceable, unserviceable, surplus, waste, scrap, hazardous.

4.4

Documentation is completed in accordance with enterprise procedures.

Please note Providers must be accredited by the Qualifications Authority, or an inter-institutional body with delegated authority for quality assurance, before they can report credits from assessment against unit standards or deliver courses of study leading to that assessment. Industry Training Organisations must be accredited by the Qualifications Authority before they can register credits from assessment against unit standards. Accredited providers and Industry Training Organisations assessing against unit standards must engage with the moderation system that applies to those standards.

 New Zealand Qualifications Authority 2010

3921 version 4 Page 4 of 4 Accreditation requirements and an outline of the moderation system that applies to this standard are outlined in the Accreditation and Moderation Action Plan (AMAP). The AMAP also includes useful information about special requirements for organisations wishing to develop education and training programmes, such as minimum qualifications for tutors and assessors, and special resource requirements. Comments on this unit standard Please contact the Aviation, Tourism and Travel Training Organisation info@attto.org.nz if you wish to suggest changes to the content of this unit standard.

 New Zealand Qualifications Authority 2010


								
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