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Elements and Performance Criteria

1. Determine job requirements
   • Follow standard operating procedures (SOPs)
2. Comply with work health and safety (WHS) requirements at all times
3. Use appropriate personal protective equipment (PPE) in accordance with SOPs
4. Identify job requirements from specifications, drawings, job sheets and work instructions
5. Check equipment operational records and fault reports and codes for indications of traction system problems
6. Diagnose and rectify traction drive mechanical components
   • Observe engine and alternator or generator during operation for signs of abnormal shaft vibration and noise
7. Inspect shafts and bearings from prime mover to alternator or generator for poor lubrication, wear, overheating, corrosion or other faults
8. Rectify shafts and bearings through repair or replacement
9. Align shaft to manufacturer specifications using specified procedures and test instruments
10. Assess coupler and bearing clearances and adjust, as required
11. Check dynamic retarding components, including resistance grids, cooling air ducts and fan/blowers for operation and blockages and repair/rectify damaged components
12. Check wheel motor assemblies for alignment, wear, vibration and rectify faults to manufacturer specifications
13. Test operation of solenoids, valves, sensors, links to electronic control modules (ECMs) and rectify where required
14. Arrange for repair/rectification of any identified electrical related faults
15. Remove or install new, repaired or replacement major traction drive components
    • Ensure equipment is parked safely, engine off and battery, other electrical and hydraulic systems de-energised
16. Check all cables, hoses and pipes are disconnected
17. Remove or install major component according to manufacturer specifications
18. Remove or refit ancillary components, hoses, pipes, sensors, fieldbus links and connections
19. Arrange for connection of low and/or high voltage power supply connections
20. Complete repair or installation
    • Test run equipment and make any required post-installation adjustments
21. Document work undertaken on traction drive according to workplace procedure

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.
Major traction drive components include the following:	alternator generator drive shaft from engine cooling grid/s inverters rectifiers wheel motors blowers/fans
Actions to rectify faults include one (1) or more of the following:	on-site repair, including in an on-site workshop removal of component to a specialist off-site repair facility referral of the fault to other trade, technical or professional personnel for rectification

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