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Elements and Performance Criteria

1. Remove aircraft electrical hardware
   • System is rendered safe and prepared in accordance with the applicable maintenance manual and isolation tags are fitted, where necessary, to ensure personnel safety
   • Removal of electrical hardware is carried out in accordance with the applicable maintenance manual observing all relevant work health and safety (WHS) requirements
   • Required maintenance documentation is completed and processed in accordance with standard enterprise procedures
   • Removed components are tagged, packaged or discarded in accordance with specified procedures
2. Install aircraft electrical hardware
   • Electrical hardware components to be installed are checked to confirm correct part numbers, modification status, serviceability and shelf life
   • Physical installation of electrical hardware is carried out in accordance with the applicable maintenance manual
   • System is reinstated to correct physical condition in preparation for testing, as necessary
   • Required maintenance documentation is completed and processed in accordance with standard enterprise procedures

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.
Hardware connection methods include:	Bolted Soldered Plug connectors
Types of electrical hardware include:	Switches, relays, lamps, terminal blocks, current limiters, circuit breakers, fuses, sockets, potentiometers, capacitors, inductors, magnetic amplifiers, transformers, rheostats, resistors and diodes, miscellaneous sensors and minor components hard mounted throughout the aircraft, busbars, lugs, ferrules, splices, connectors and electrical, electronic cables and looms
Basic soldering and crimping	The work will include the application of basic soldering and crimping skills associated with removal and installation of electrical hardware.
Procedures and requirements include:	Industry standard procedures specified by manufacturers, regulatory authorities or the enterprise

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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:

the preparation and termination of electrical cables to aircraft industry standards, using crimping techniques, soldering techniques and solder sleeves joints

the correct interpretation of aircraft wire markings, terminal block identification and plug/socket pin numbering systems

inspection of electrical looms and harness pre and post-removal and installation to ensure minimum bends are maintained, cable is not in tension, plugs are correctly aligned, security of route ensures no chaffing of insulation, adequate clipping and cable ties have been utilised and construction complies with aircraft industry standards

positive identification of miscellaneous electrical hardware and/or components in all aircraft systems.

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Knowledge 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 and include knowledge of:

component attachment methods

connection of hardware and plugs

application of relevant WHS practices

the use of approved maintenance documentation and aircraft publications relating to miscellaneous aircraft electrical hardware and components

electrical wiring used in aircraft and wire marking

plug/socket pin numbering and terminal block identification

cable and loom installation requirements

crimping tools and crimp terminals

soldering techniques and the use of solder sleeve joints

electrical fundamentals.

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