Modification History
Not Applicable
Unit Descriptor
Unit descriptor |
This unit covers the process of troubleshooting faults and blockages in irrigation systems and defines the standard required to: read and apply system specifications, technical manuals and supply/spare parts inventories; locate and identify faulty components and blockages; apply shutdown sequence and isolation procedures; remove faulty components from the system and install replacements; clear blockages or replace blocked sections; and return isolated or shutdown components to service. |
Application of the Unit
Application of the unit |
This unit applies to workers on irrigation farms or to irrigation contractors. The work is likely to be carried out under routine supervision within enterprise guidelines. |
Licensing/Regulatory Information
Not Applicable
Pre-Requisites
Prerequisite units |
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Employability Skills Information
Employability skills |
This unit contains employability skills. |
Elements and Performance Criteria Pre-Content
Not Applicable
Elements and Performance Criteria
ELEMENT |
PERFORMANCE CRITERIA |
1. Locate and identify faulty components and blockages |
1.1. Irrigation system and component function is determined by reference to system specifications and technical manuals. 1.2. Monitoring and maintenance records are checked and reviewed. 1.3. Operational tests are carried out according to system specifications, technical manuals and Occupational Health and Safety (OHS) requirements. 1.4. Faulty components and blockages are identified and documented according to enterprise policy and procedures. |
2. Shut down/isolate component |
2.1. Shut own sequence and isolation procedures are applied as required according to system specifications and technical manuals. 2.2. Safe shutdown or isolation is verified. 2.3. Safety/security lock off devices and signage is installed according to enterprise policy and procedures. |
3. Replace faulty components and clear blockages |
3.1. Access to faulty components and blockages is arranged. 3.2. Faulty components are removed from the system, according to system specifications and technical manuals, and repaired or disposed of in an environmentally responsible way. 3.3. Replaceable components are selected from manufacturer catalogues and procured using enterprise procedures. 3.4. Replacement components are installed to meet system specifications according to technical manuals. 3.5. Replace faulty components and clear blockages are carried out without unnecessary damage to surrounding site and structures. 3.6. Blockages are cleared or blocked sections replaced according to enterprise procedures. |
4. Return system to normal operating status |
4.1. Isolated or shutdown components are returned to service. 4.2. Operational tests are carried out according to system specifications, technical manuals and OHS requirements. 4.3. System is returned to normal operational set-up. 4.4. Repair activities are reported and recorded according to enterprise policy and procedures. |
Required Skills and Knowledge
REQUIRED SKILLS AND KNOWLEDGE |
This section describes the skills and knowledge required for this unit. |
Required skills |
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Required knowledge |
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Evidence Guide
EVIDENCE GUIDE |
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The evidence guide provides advice on assessment and must be read in conjunction with the performance criteria, required skills and knowledge, range statement and the Assessment Guidelines for the Training Package. |
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Overview of assessment |
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Critical aspects for assessment and evidence required to demonstrate competency in this unit |
The evidence required to demonstrate competency in this unit must be relevant to workplace operations and satisfy holistically all of the requirements of the performance criteria and required skills and knowledge and include achievement of the following:
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Context of and specific resources for assessment |
Competency requires the application of work practices under work conditions. Selection and use of resources for some worksites may differ due to the regional or enterprise circumstances. |
Range Statement
RANGE STATEMENT |
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The range statement relates to the unit of competency as a whole. |
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System may include: |
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Unit Sector(s)
Unit sector |
Irrigation |
Co-requisite units
Co-requisite units |
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Competency field
Competency field |