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Elements and Performance Criteria

1. Prepare to find and repair faults
   • WHS/OHS requirements and workplace procedures for relevant work area are identified, obtained and applied
2. Risk control measures are applied in accordance with workplace procedures prior to commencing work
3. Risks/hazards are identified, assessed and reported to relevant person/s, and control measures implemented
4. Extent of faults is determined from reports, other relevant documentation and discussions with relevant person/s
5. Relevant person/s is consulted to ensure the work is coordinated effectively with others
6. Tools, equipment and testing devices required to diagnose faults are obtained in accordance with workplace procedures and checked for correct operation and safety
7. Find and repair faults
   • Workplace risk control measures and procedures are applied
8. Need to test and measure live work is determined in accordance with WHS/OHS requirements and workplace procedures
9. Circuits/machines/plant are checked and isolated, as required, in accordance with WHS/OHS requirements and workplace procedures
10. Logical diagnostic methods are applied to diagnose navigation system faults employing measurements and estimations of system operating parameters referenced to system operational requirements in accordance with workplace procedures and relevant industry standards
11. Suspected fault scenarios are tested as being the source of system problems in accordance with workplace procedures and relevant industry standards
12. Source of the fault is identified and relevant person/s engaged to rectify the fault where it is outside the scope of capability in accordance with workplace procedures and relevant industry standards
13. Faults in electronic components are rectified to raise navigation system to its operation standard
14. System is tested to verify it operates as intended and to specified requirements
15. Decisions for dealing with unplanned situations are made in accordance with relevant industry standards, job specifications and discussions with relevant person/s
16. Methods for dealing with unplanned situations are selected on the basis of safety and specified work outcomes
17. Diagnosis and rectification activities are carried out efficiently without waste of materials, damage to apparatus, the surrounding environment or services applying sustainable energy practices
18. Complete and report fault diagnosis and rectification activities
    • WHS/OHS work completion risk control measures and workplace procedures are followed
19. Worksite is made safe in accordance with workplace procedures
20. Rectification of faults is reported in accordance with workplace procedures
21. Relevant person/s is notified that the system faults have been rectified in accordance with workplace procedures

Range Statement

Range is restricted to essential operating conditions and any other variables essential to the work environment. Non-essential conditions may be found in the UEE Electrotechnology Training Package Companion Volume Implementation Guide.
Finding and repairing faults in navigation systems must include at least the following:	two system faults of electronic navigation systems

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Performance Evidence

Evidence required to demonstrate competence in this unit must be relevant to and satisfy all of the requirements of the elements, performance criteria and range of conditions on at least one occasion and include:

applying logical diagnostic methods applying relevant risk identification, assessment, reporting and control requirements applying relevant work health and safety (WHS)/occupational health and safety (OHS) requirements, including the use of risk control measures applying sustainable energy principles and practices coordinating work with relevant person/s dealing with unplanned events determining live testing/measurement requirements determining scope of work documenting fault rectification identifying and accessing materials, tools, apparatus and testing devices identifying faults and competency needed to rectify them isolating circuits/machines/systems. rectifying faults in system electronics using fault scenarios to test the source of system faults verifying that the system operates correctly.

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Knowledge Evidence

Evidence required to demonstrate competence in this unit must be relevant to and satisfy all of the requirements of the elements, performance criteria and range of conditions and include knowledge of:

navigation systems fault finding and repair, safe working practices and relevant standards, codes and regulations, including: sub-system components (i.e. functional blocks) and their operating parameters environment factors effecting system performance typical faults, their symptoms and cause fault diagnosis procedures and testing component replacement sub-system adjustments relevant manufacturer specifications relevant safe work method statements (SWMS)/job safety assessments or risk mitigation processes relevant WHS/OHS legislated requirements relevant workplace documentation relevant workplace policies and procedures.

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