Unit of competency Outline

Date retreived
22/07/2026 5:02 AM AWST

Whilst all efforts are made to provide accurate and timely information from the relevant source/documentation, please be aware that the information supplied may not be the most current version. The accuracy of the detail has not been confirmed by the Department and therefore should not be relied upon without first confirming the contents.

Repair and/or overhaul rotary wing dynamic components

Repair and/or overhaul rotary wing dynamic components

Unit of competency
National Code
MEA390
State Code
AUF70
TGA Status
Replaced
DTWD Status
Replaced
Current Release Number
2.00
Current Release Date
31/08/2018
View on TGA
State Implementation and Classification
Approved Date
22/07/2015
Field of Education
031503 - Aircraft Maintenance Engineering
Original Release Date
22/07/2015
Nominal Hours
190
Description
This unit of competency requires application of hand skills, theory knowledge and maintenance publication procedures to repair and overhaul rotary wing dynamic components during the performance of scheduled or unscheduled maintenance. Maintenance may be performed individually or as part of a team.Applications include rotor assemblies and components, transmissions, drive shafts and couplings from piston and turbine engine rotary wing aircraft.The unit is part of the Mechanical Certificate IV (Component Workshop Maintenance Stream) training pathway. It is used in workplaces that operate under the airworthiness regulatory systems of the Australian Defence Force (ADF) and the Civil Aviation Safety Authority (CASA).
Notes
Elements and Performance Criteria
1. Determine requirements
  • 1.1 Rotary wing component defect reports (removal tags) or customer order are correctly interpreted and matched by part and serial numbers
  • 1.2 Components are inspected and/or operated through prescribed test procedures to establish serviceability or confirm defects, as required
  • 1.3 Modification status is clearly established to assist in determining the overhaul requirements for the components
  • 1.4 Extent of overhaul or repair is identified and documented in accordance with standard enterprise procedures
2. Troubleshoot rotary wing comp
  • 2.1 Available information from maintenance records and test results is used, where necessary, to assist in fault determination
  • 2.2 Logical processes are used to ensure efficient and accurate troubleshooting
  • 2.3 Specialist advice is obtained, where required, to assist with, or confirm, the fault and rectification requirement
  • 2.4 Rotary wing component faults are located and the causes of the faults are clearly identified
  • 2.5 Fault rectification requirements are determined to assist in planning the repair
3. Dismantle and inspect rotary wing component parts
  • 3.1 Rotary wing component parts are dismantled in accordance with maintenance manuals while observing all relevant work health and safety (WHS) requirements, including the use of material safety data sheets (MSDS) and items of personal protective equipment (PPE)
  • 3.2 Component parts are assessed for serviceability in accordance with the relevant maintenance documentation
  • 3.3 Parts requiring specialist repair are tagged and repair instructions are specified in accordance with standard enterprise procedures
  • 3.4 Parts requiring non-destructive testing (NDT) are prepared for testing in accordance with the relevant maintenance documentation
  • 3.5 Parts lists are compiled and processed in accordance with standard enterprise procedures
4. Repair and/or modify rotary wing components or parts
  • 4.1 Rotary wing component parts are repaired or replaced in accordance with the relevant maintenance documentation
  • 4.2 Modification of components or parts is undertaken, where required, by relevant manufacturers’ bulletins or procedures
5. Assemble, test and adjust rotary wing components
  • 5.1 Component parts are assembled within specified tolerances and in accordance with the appropriate maintenance documents while observing all relevant WHS requirements, including the use of MSDS and items of PPE
  • 5.2 Rotary wing components are adjusted, tested or calibrated to operate within prescribed specifications
  • 5.3 Finished components are tagged, sealed and packaged in accordance with standard enterprise procedures
  • 5.4 Required maintenance documentation and modification records are completed and processed in accordance with standard enterprise procedures
No information
No information
Replaces
State Code National Code Title Type
D4489 MEA390A Repair and/or overhaul rotary wing dynamic components Unit of competency
Replaced By
State Code National Code Title Type
OEH64 MEAMEC0069 Repair and overhaul rotary wing dynamic components Unit of competency