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Elements and Performance Criteria

1. Locate and identify faulty components and blockages
   • Determine irrigation system and component function
   • Check and review monitoring and maintenance records
   • Carry out operational tests
   • Identify and document faulty components and blockages
2. Shut down and isolate component
   • Apply shut down sequence and isolation procedures
   • Verify safe shutdown or isolation
   • Install safety or security lock off devices and signage
3. Replace faulty components and clear blockages
   • Organise access to faulty components and blockages
   • Remove faulty components and repair or dispose of
   • Select and install replacement components
   • Replace faulty components and clear blockages
   • Clear blockages or replace blocked sections
4. Return system to normal operating status
   • Return isolated or shutdown components to service
   • Carry out operational tests
   • Return system to normal operational set-up
   • Report and record repair activities

Range Statement

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Performance Evidence

The candidate must be assessed on their ability to integrate and apply the performance requirements of this unit in a workplace setting.

The candidate must provide evidence that they can:

carry out operational tests

identify adverse environmental impacts of irrigation activities and appropriate remedial action

operate, maintain and repair irrigation systems

shut down and isolate components

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Knowledge Evidence

The candidate must demonstrate knowledge of:

characteristics and operation of replaceable components of irrigation systems

environmental impacts of irrigation using water from any ground or underground source

isolation procedures

purchasing procedures

system malfunctions and their likely causes

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