Service and repair trailers up to 4.5 tonnes

Unit of competency Outline

Date retreived
22/07/2026 9:51 PM 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.

Unit of competency

National Code
AURT237272A

State Code
D7538

TGA Status
Replaced

DTWD Status
Replaced

Current Release Number
1.00

Current Release Date
21/06/2011

View on TGA

State Implementation and Classification

Approved Date

27/09/2011

Field of Education

030503 - Vehicle Mechanics

Original Release Date

27/09/2011

Nominal Hours

Description

This unit of competency describes the skills and knowledge required to service and repair trailers with an aggregate trailer mass (ATM) of up to 4.5 tonnes.It requires the ability to identify and confirm work requirements, to use technical skills to service, repair and/or maintain trailers up to 4.5 tonnes, and to complete the work finalisation processes. Licensing, legislative, regulatory or certification requirements may apply to this unit in some jurisdictions. Users are advised to check with the relevant regulatory authority.

Notes

Elements and Performance Criteria

1. Prepare for work

1.1. Confirm nature and scope of work to be carried out
1.2. Locate occupational health and safety (OHS) and workplace environmental and sustainable procedures and practices applicable to the work
1.3. Source service procedures and relevant workshop manuals and manufacturer information
1.4. Access and interpret state and territory regulations and requirements
1.5. Check and prepare tools, equipment and materials
1.6. Decide service and/or repair method in accordance with OHS, environmental and industry regulations and guidelines, and enterprise procedures
1.7. Set up work area

2. Adjust trailer to suit individual applications

2.1. Identify trailer application
2.2. Use methods, equipment and tolerances suitable to the trailer application and in accordance with manufacturer specifications to adjust suspension and chassis
2.3. Carry out adjustment in accordance with manufacturer and component supplier specifications, and OHS and workplace environmental and sustainable procedures and practices

3. Test, service, repair and/or maintain trailer

3.1. Select appropriate diagnostic test
3.2. Undertake testing of trailer
3.3. Identify service, repair and/or maintenance requirements
3.4. Carry out brake adjustment, including handbrake
3.5. Carry out bleeding of hydraulic braking system
3.6. Carry out service, repair and/or maintenance using methods, equipment and tolerances suitable to the trailer application in accordance with manufacturer specifications and OHS and workplace environmental and sustainable procedures and practices

4. Verify system

4.1. Apply and release brakes a number of times
4.2. Test trailer lighting circuits
4.3. Undertake visual and audible tests
4.4. Repair and eliminate identified issues
4.5. Organise for trailer to be tow tested

5. Clean up work area and maintain equipment

5.1. Clean and inspect equipment and tooling according to workplace requirements
5.2. Tag unserviceable equipment and faults identified in accordance with workplace requirements
5.3. Finalise and process work completion documentation, update customer and warranty information and give to appropriate persons, as required
5.4. Clean work area, dispose of waste and scrap, and store re-useable material, tools and equipment in accordance with workplace procedures

No information

Replaces

State Code	National Code	Title	Type
W5024	AURT237271A	Service and repair trailer(s)	Unit of competency

Replaced By

State Code	National Code	Title	Type
WF378	AURTTA2010	Service and repair trailers up to 4.5 tonnes	Unit of competency