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Elements and Performance Criteria

  1. Prepare to assemble piston engine
  2. Reassemble piston engine

Range Statement

This field allows for different work environments and conditions that may affect performance. Essential operating conditions that may be present (depending on the work situation, needs of the candidate, accessibility of the item, and local industry and regional contexts) are included.

Piston engine sub-assemblies and components include:

Crankcase assembly

Cylinder assemblies

External lubrication system components

Propeller governor (where applicable to the enterprise)

Fuel system components

Ignition system components

Exhaust system components

Turbocharger and waste gate (where applicable to the enterprise)

Testing and adjustment:

Complex testing and adjusting of components, where required, will be carried out under supervision at the appropriate level

Procedures and requirements include:

Industry standard procedures specified by manufacturers, regulatory authorities or the enterprise


Performance Evidence

Evidence required to demonstrate competency in this unit must be relevant to and satisfy all of the requirements of the elements and performance criteria under the specified conditions of assessment, and must include:

applying relevant WHS procedures, including the use of MSDS and PPE

using relevant maintenance documentation, enterprise procedures, specifications and aircraft/component manuals to:

identify the required engine build level and configuration

recognise state of serviceability of the required sub-assemblies, components, hardware and plumbing

reassemble the engine and adjust components and linkages.

Evidence of transferability of skills and knowledge related to repair and overhaul is essential. This shall be demonstrated through application across a number of different piston engines. Ability to assess component/sub-assembly serviceability and interpret parts requirements will be necessary to supplement the required evidence. Capability to interpret inspection procedures and specifications (allowable limits) and apply them in practice is critical. The application of adjustment procedures should also clearly indicate knowledge of system operation.