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Follow the links below to find material targeted to the unit's elements, performance criteria, required skills and knowledge

Elements and Performance Criteria

1. Prepare to read and apply vehicle wiring schematics and drawings
   • Workplace instructions are used to determine job requirements
   • Wiring schematics and drawings are sourced that relate to the vehicle, vessel or machinery electrical system being tested
   • Schematics and drawings are checked to ensure they are current and include latest amendments
2. Interpret information
   • Electrical circuit information in schematics and drawings is correctly identified
   • Information is interpreted and applied to assist when carrying out testing and repair procedures on electrical wiring systems
3. Complete work processes
   • Schematics and drawings are stored to ensure ease of access and protection from loss or damage
   • Damage to schematics and drawings is reported according to workplace procedures
4. Prepare to read and apply vehicle wiring schematics and drawings
   • Workplace instructions are used to determine job requirements
   • Wiring schematics and drawings are sourced that relate to the vehicle, vessel or machinery electrical system being tested
   • Schematics and drawings are checked to ensure they are current and include latest amendments
5. Interpret information
   • Electrical circuit information in schematics and drawings is correctly identified
   • Information is interpreted and applied to assist when carrying out testing and repair procedures on electrical wiring systems
6. Complete work processes
   • Schematics and drawings are stored to ensure ease of access and protection from loss or damage
   • Damage to schematics and drawings is reported 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.

Electrical circuit information must include:

symbols wiring codes legends diagrammatic representations.

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Performance Evidence

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

read, interpret and apply information from three different vehicle, vessel or machinery wiring schematics and diagrams when testing and fault finding their electrical wiring systems.

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Knowledge Evidence

Individuals must be able to demonstrate knowledge of:

types of information in wiring schematics and drawings, including:

circuit symbols

wiring codes

vehicle zone tables

legends

diagrammatic representations

key components of wiring schematics and drawings, including:

vehicle wiring schematics

electrical component symbols

electrical operational block schematics

controller area network databus (CAN-bus) circuit diagrams

vehicle zoning information tables

electrical component drawings

connector drawings that include connector end view drawings

procedures for identifying currency and version control of wiring schematics and drawings

procedures for maintaining wiring schematics and drawings.

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