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Elements and Performance Criteria

1. Prepare to inspect and service LPG fuel system
   • Job requirements are determined from workplace instructions
   • Servicing information is sourced and interpreted
   • Hazards associated with work are identified and risks are managed according to safety and environmental requirements
   • Tools, equipment and materials are selected and checked for serviceability
2. Inspect LPG fuel system
   • Inspection is carried out according to manufacturer specifications, workplace procedures, safety requirements, and AS/NZS 1425 LP Gas fuel systems for vehicle engines
   • Inspection results are compared with manufacturer specifications
   • Inspection findings are reported according to workplace procedures, including recommendations for necessary repairs or adjustments
3. Service LPG fuel system
   • Service and adjustments are carried out according to manufacturer specifications, workplace procedures, AS/NZS 1425, and safety and environmental requirements, and without causing damage to components or systems
   • Post-service testing is carried out according to workplace procedures
4. Complete work processes
   • Final inspection is made to ensure work is to workplace expectations and vehicle or system is presented ready for use
   • Work area is cleaned, waste and non-recyclable materials are disposed of, and recyclable material is collected
   • Tools and equipment are checked and stored according to workplace procedures
   • Workplace documentation is processed according to workplace procedures
5. Prepare to inspect and service LPG fuel system
   • Job requirements are determined from workplace instructions
   • Servicing information is sourced and interpreted
   • Hazards associated with work are identified and risks are managed according to safety and environmental requirements
   • Tools, equipment and materials are selected and checked for serviceability
6. Inspect LPG fuel system
   • Inspection is carried out according to manufacturer specifications, workplace procedures, safety requirements, and AS/NZS 1425 LP Gas fuel systems for vehicle engines
   • Inspection results are compared with manufacturer specifications
   • Inspection findings are reported according to workplace procedures, including recommendations for necessary repairs or adjustments
7. Service LPG fuel system
   • Service and adjustments are carried out according to manufacturer specifications, workplace procedures, AS/NZS 1425, and safety and environmental requirements, and without causing damage to components or systems
   • Post-service testing is carried out according to workplace procedures
8. Complete work processes
   • Final inspection is made to ensure work is to workplace expectations and vehicle or system is presented ready for use
   • Work area is cleaned, waste and non-recyclable materials are disposed of, and recyclable material is collected
   • Tools and equipment are checked and stored 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: working with heavier-than-air flammable gas avoiding cold burns storing LPG environmental requirements, including procedures for preventing loss of gas to atmosphere.

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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:

inspect and service the following liquefied petroleum gas (LPG) fuel systems:

two different light vehicle LPG fuel systems

or

two different heavy commercial vehicle LPG fuel systems

or

two different forklift LPG fuel systems.

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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 inspecting and servicing LPG fuel systems, including procedures for:

working with heavier-than-air flammable gas

avoiding cold burns

storing LPG

environmental requirements, including procedures for preventing loss of gas to atmosphere

licensing requirements for working on LPG systems

identification and function of LPG fuel system components

basic operation of LPG fuel systems

requirements of AS/NZS 1425 LP Gas fuel systems for vehicle engines

inspection procedures for LPG fuel systems according to relevant Australian standards, including:

leakage check

fuel container life

container corrosion and attachment checks

accuracy of the automatic fuel limiter

operation of fuel containment system, including testing automatic fuel shut-off device

fuel control systems, including automatic fuel shut-off device and fuel selector

manual valves

compartment or sub-compartment

filler connection

hydrostatic relief valve

safety valve system

liquids

ground clearances

vehicle identification, including identification markers

service and adjustment procedures for LPG fuel systems, including:

draining oil from converters

checking compliance of fuel system emissions

post-service testing procedures for LPG fuel systems.

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