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Elements and Performance Criteria

1. Prepare to undertake heat treatment procedures
   • Job requirements are determined from workplace instructions
   • Engine component reclamation procedures are sourced and interpreted, and most appropriate method is selected
   • Tools and measuring equipment are selected and checked for serviceability
   • Hazards associated with the work are identified and risks are managed
   • Engine component is prepared for heat treatment method according to safety and environmental requirements
2. Heat treat engine component for reclamation
   • Heat treatment method is used to repair engine component according to workplace procedures and safety requirements, and following machinery safe operating procedures
   • Engine component is measured to ensure compliance with specifications
   • Heat treatment method is completed in readiness for further repair according to workplace procedures and safety requirements, and following machinery safe operating procedures
3. Straighten engine component for reclamation
   • Engine component is prepared for straightening method according to workplace procedures, and safety and environmental requirements
   • Component is mounted and clamped in straightening equipment according to manufacturer specifications and workplace procedures
   • Engine component is straightened according to workplace procedures and safety requirements, and following machinery safe operating procedures
   • Engine component is measured to ensure compliance with specifications
   • Straightening process is completed in readiness for further repair according to workplace procedures and safety requirements, and following machinery safe operating procedures
4. Perform machining to reclaim component
   • Machining is carried out according to workplace procedures and safety and environmental requirements, and following machinery safe operating procedures
   • Component is measured to ensure compliance with manufacturer specifications
   • Machining operations are completed according to manufacturer specifications, workplace procedures, and safety and environmental requirements, and following machinery safe operating procedures
5. Complete repair processes
   • Final inspection is made to ensure finished work complies with workplace requirements
   • Bright surfaces are treated with rust prevention solution and engine component is prepared for further process or storage according to workplace procedures
   • Workplace documentation is processed according to workplace procedures
6. Prepare to undertake heat treatment procedures
   • Job requirements are determined from workplace instructions
   • Engine component reclamation procedures are sourced and interpreted, and most appropriate method is selected
   • Tools and measuring equipment are selected and checked for serviceability
   • Hazards associated with the work are identified and risks are managed
   • Engine component is prepared for heat treatment method according to safety and environmental requirements
7. Heat treat engine component for reclamation
   • Heat treatment method is used to repair engine component according to workplace procedures and safety requirements, and following machinery safe operating procedures
   • Engine component is measured to ensure compliance with specifications
   • Heat treatment method is completed in readiness for further repair according to workplace procedures and safety requirements, and following machinery safe operating procedures
8. Straighten engine component for reclamation
   • Engine component is prepared for straightening method according to workplace procedures, and safety and environmental requirements
   • Component is mounted and clamped in straightening equipment according to manufacturer specifications and workplace procedures
   • Engine component is straightened according to workplace procedures and safety requirements, and following machinery safe operating procedures
   • Engine component is measured to ensure compliance with specifications
   • Straightening process is completed in readiness for further repair according to workplace procedures and safety requirements, and following machinery safe operating procedures
9. Perform machining to reclaim component
   • Machining is carried out according to workplace procedures and safety and environmental requirements, and following machinery safe operating procedures
   • Component is measured to ensure compliance with manufacturer specifications
   • Machining operations are completed according to manufacturer specifications, workplace procedures, and safety and environmental requirements, and following machinery safe operating procedures
10. Complete repair processes
    • Final inspection is made to ensure finished work complies with workplace requirements
    • Bright surfaces are treated with rust prevention solution and engine component is prepared for further process or storage according to workplace procedures
    • Workplace documentation is processed according to workplace procedures

Range Statement

This section specifies 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. Bold italicised wording, if used in the performance criteria, is detailed below.

Safety and environmental requirements must include:

work health and safety (WHS) and occupational health and safety (OHS) requirements, including procedures for: selecting and using personal protective equipment (PPE) using heating torches, ovens, presses and straightening tools environmental requirements, including procedures for trapping, storing and disposing of cooling and lubricating fluids released during the machining process.

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Performance Evidence

Before competency can be determined, individuals must demonstrate they can perform the following according to the standards defined in this unit’s elements, performance criteria, range of conditions and foundation skills:

heat treat, straighten and machine three different engine components, including one engine cylinder head.

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Knowledge Evidence

Individuals must be able to demonstrate knowledge of:

work health and safety (WHS) and occupational health and safety (OHS) requirements relating to heat treating, straightening and reclaiming engine components, including procedures for:

selecting and using personal protective equipment (PPE)

using heating torches, ovens, presses and straightening tools

environmental requirements, including procedures for trapping, storing and disposing of cooling and lubricating fluids released during the machining process

types, characteristics, uses and limitations of reclamation techniques, including:

heat treatment techniques, including:

effects of heat on different metals and heating procedures

hardening and tempering techniques, including thermal stress relieving to stabilise crankshafts and applying Tufftride and nitride

straightening techniques, including:

cylinder head straightening

crankshaft, camshaft and connecting rod straightening

machining surfaces to achieve tolerances and required finish

requirements of Australian standards relevant to engine reconditioning, including:

AS 4182 Automotive repairs – Code of practice for reconditioning reciprocating spark ignition engines

AS 4427 Automotive repairs – Code of practice for reconditioning reciprocating compression ignition engines

post-repair procedures, including component surface oxidation protection.

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