Overhaul engines and engine components (outdoor power equipment)

Unit of competency Outline

Date retreived
23/07/2026 12:23 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.

Unit of competency

National Code
AURP401245B

State Code
D7642

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

12/10/2011

Field of Education

030503 - Vehicle Mechanics

Original Release Date

12/10/2011

Nominal Hours

Description

This unit of competency describes the skills and knowledge required to overhaul small engines and engine components appropriate to outdoor power equipment. No licensing, legislative, regulatory or certification requirements apply to this unit at the time of publication.

Notes

Elements and Performance Criteria

1. Prepare to overhaul engine

1.1. Identify and confirm work to be carried out
1.2. Access and interpret repair procedures, workshop manuals and manufacturer's information
1.3. Identify and prepare tools, equipment and materials required for repair operations
1.4. Set up work area

2. Dismantle and inspect engine and components

2.1. Identify and observe applicable occupational health and safety (OHS) requirements, including state/territory regulatory requirements and personal protection needs
2.2. Dismantle engine in a logical sequence
2.3. Complete dismantling operation without causing damage to components or system
2.4. Clean and arrange components ready for inspection
2.5. Access and interpret relevant information from manufacturer/component supplier specifications and repair/reclaim methods
2.6. Measure components and compare against manufacturer/component supplier specifications and tolerances
2.7. Make decisions as to serviceability and repair method of each component
2.8. Source replacement parts, as required
2.9. Identify and arrange outsourcing of third-party repair

3. Overhaul and assemble engine and engine components

3.1. Perform repair, rebuild or replacement operations in accordance with workplace procedures and manufacturer/component supplier specifications and tolerances
3.2. Assemble engine following manufacturer/component supplier procedures
3.3. Measure running clearances against manufacturer/ component supplier specifications and make necessary adjustments
3.4. Apply appropriate lubricants to engine
3.5. Complete assembly within timeframe and without causing damage to components or system

4. Check engine operation

4.1. Securely mount engine in preparation for starting
4.2. Check engine fluid levels, including lubrication and coolant
4.3. Check gauges and warning devices for operation prior to starting
4.4. Start engine and run up to operating temperature and check for leaks, abnormal noises and pressures where applicable
4.5. Make any adjustments as required and re-test
4.6. Complete workplace documentation and update customer and warranty information as required

5. Complete work

5.1. Seal engine orifices against ingress of foreign matter
5.2. Inspect repaired unit to ensure protective guards, cowlings and safety features are in place
5.3. Clean and store engine to workplace expectations
5.4. Clean work area, dispose of waste, and store tools and equipment in accordance with workplace procedures

No information

Replaces

State Code	National Code	Title	Type
W2927	AURP401245A	Overhaul engines and associated engine components (outdoor power equipment)	Unit of competency

Replaced By

State Code	National Code	Title	Type
WF306	AURPTE4004	Overhaul engines and engine components (outdoor power equipment)	Unit of competency

State Code	National Code	Title	Type
D542	AUR30711	Certificate III in Outdoor Power Equipment	Qualification