Elements and Performance Criteria
- Perform preventative maintenance tasks and adjustments
- Preventative maintenance schedule is read and task requirements are determined.
- Appropriate maintenance principles and techniques are used and routine maintenance tasks are performed on mechanical equipment, components or sub-assemblies using correct tools, equipment and procedures.
- Mechanical equipment, components, sub-assemblies are checked visually and with test equipment, using prescribed procedures and safety requirements to ensure correct function or determine malfunction.
- Adjustments are made to equipment or components to ensure specifications are met using acceptable fitting techniques and procedures, observing all safety requirements.
- Diagnose and locate faults
- Equipment component function is determined by reference to engineering drawings, technical manuals and or consultation with appropriate personnel.
- Maintenance reports are checked, reviewed and faults are diagnosed.
- Consultation with operators and other relevant plant personnel is carried out to assist in locating faults.
- Where appropriate, test equipment is selected and applied in accordance with defined requirements and procedures to assist fault location.
- Fault condition is diagnosed and localised at component level using appropriate test equipment and procedures.
- Faulty condition is evaluated and appropriate corrective action is taken.
- Faults are documented to standard operating procedures.
- Repair or overhaul mechanical system
- Machine or equipment is isolated safely or checked for isolation.
- Faulty equipment, component or sub-assembly is removed from system using appropriate engineering principles, tools, equipment and procedures.
- Replaceable items are selected from manufacturers' catalogues and obtained by appropriate means.
- Correct repair procedure, tools and equipment are selected and prepared for use on serviceable items.
- Using appropriate engineering principles, designated procedures, correct tools/equipment and safe workshop practices, serviceable items are repaired or overhauled to manufacturers' or site specifications.
- Components are checked with precision instruments to ensure conformance to specifications where applicable.
- Fit and adjust mechanical equipment
- All electrical, safety and site requirements are adhered to throughout the maintenance cycle.
- Maintenance report is completed to standard operating procedures and conveyed to designated personnel.
- Fitting requirements are determined and sequential assembly planning is carried out where applicable.
- Sound fitting principles and techniques are applied in the preparation and assembly of component parts using fastening equipment and methods which ensure conformance to specifications, operational performance, quality and safety.
- Using acceptable maintenance practices, correct gland packing, jointing and gasket materials are selected and applied correctly in conformance to specifications and operational requirements.
- Correct lubrication requirements are determined by appropriate means and attended to where applicable using mechanical or manual applications.
- Appropriate wedges and levelling devices are used to level mechanical equipment as appropriate.
- Correct alignment and balancing functions are performed where appropriate.
- Final adjustments are performed on mechanical equipment to align to operational specifications using acceptable engineering principles, fitting techniques and procedures
- Mechanical equipment is tested for accuracy and correct operation where applicable, and returned to service to specifications using acceptable procedures.
- Appropriate work and safety clearances are obtained throughout maintenance cycle.