Unit of competency Outline

Date retreived
22/07/2026 11:27 AM AWST

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Overhaul two and four-stroke cycle marine outboard engines

Overhaul two and four-stroke cycle marine outboard engines

Unit of competency
National Code
AURRTE011
State Code
AXB48
TGA Status
Current
DTWD Status
Approved
Current Release Number
1.00
Current Release Date
14/04/2016
View on TGA
State Implementation and Classification
Approved Date
13/07/2016
Field of Education
031701 - Maritime Engineering
Original Release Date
13/07/2016
Nominal Hours
40
Description
This unit describes the performance outcomes required to return marine outboard engines to original manufacturer tolerances and clearances. It involves preparing for the task, dismantling and evaluating the engine, carrying out the overhaul procedures, reassembling and testing the engine, and completing workplace processes and documentation.It applies to those working in the marine service and repair industry. The marine outboard engines include two and four-stroke spark ignition engines.No licensing, legislative, regulatory or certification requirements apply to this unit at the time of publication.
Notes
Elements and Performance Criteria
1. Prepare to dismantle engine
  • 1.1 Job requirements are determined from workplace instructions
  • 1.2 Dismantling information is sourced and interpreted
  • 1.3 Dismantling options are analysed and those most appropriate to the circumstances are selected
  • 1.4 Hazards associated with the work are identified and risks are managed
  • 1.5 Dismantling tools and equipment are selected and checked for serviceability
2. Dismantle and evaluate engine and components
  • 2.1 Engine and relevant components are dismantled in a logical sequence according to manufacturer and workplace procedures, and safety and environmental requirements, and without causing unnecessary damage to components or systems
  • 2.2 Components are cleaned for evaluation according to workplace procedures and safety and environmental requirements
  • 2.3 Components are measured and compared with manufacturer specifications and serviceability is determined
  • 2.4 Component repair method is determined
  • 2.5 Unserviceable parts are identified and replacement parts sourced
3. Carry out overhaul
  • 3.1 Overhaul information is sourced and interpreted
  • 3.2 Overhaul options are analysed and those most appropriate to the circumstances are selected
  • 3.3 Overhaul tools and equipment are selected and checked for serviceability
  • 3.4 Components are machined, repaired and replaced as required, and adjustments are carried out according to manufacturer specifications, workplace procedures, and safety and environmental requirements, and without causing damage to components or systems
4. Assemble engine and components
  • 4.1 Engine is assembled according to manufacturer specifications, workplace procedures, and safety and environmental requirements
  • 4.2 Tolerances and clearances are measured against manufacturer specifications and adjustments are made as required
  • 4.3 Assembly of engine is completed within workplace timeframes and without causing damage to other components or systems
  • 4.4 Post-assembly testing is carried out according to workplace procedures, and safety and environmental requirements, and any problems detected as having been introduced during the assembly process are rectified
5. Complete work processes
  • 5.1 Final inspection is made to ensure work is to workplace expectations and engine is presented ready for use or storage
  • 5.2 Work area is cleaned, waste and non-recyclable materials are disposed of, and recyclable material is collected
  • 5.3 Tools and equipment are checked and stored according to workplace procedures
  • 5.4 Workplace documentation is processed according to workplace procedures
No information
No information
Replaces
State Code National Code Title Type
WF333 AURRTE4011 Overhaul two and four cycle outboard engines Unit of competency