Elements and Performance Criteria

Stream: Production Plant
Field: Maintenance
Equivalencies: This unit of competence incorporates units 10.6a and 18.7a of the
National Metal and Engineering Competency Standards
Transmissions may include gear drives, fluid drives, gear boxes and variable speed drives
Drive devices may include worm and worm wheel, line shafts, plummet blocks, pulleys, sprockets, belts, taper bush assemblies, roller chains, chain drives, mechanical and hydraulic couplings, compression couplings, disc type flexible couplings, spider type, flexible couplings, chain couplings, universal joints, bevel gearing, rack and pinion gearing, dog toothed clutched, cone type clutches, expanding shoe type clutches, friction plate type clutches, centrifugal clutches, toggle action linkages, magnetic clutches, sprag clutches, band type brakes and other associated drive components
Test equipment may include feeler gauge, dial gauge, bearing blue, micrometers, flexi gauge, leads and go/no-go gauges
Tools and equipment may include micrometers, verniers, dial test indicators, slip gauges, hand tools, customised mandrels, digital height gauges, internal micrometers, oxyacetylene gear, depth gauges, air grinders, jigs and fixtures, customised spanners, electronic internal micrometers, appropriate lifting devices, heated oil bath and induction heaters
Details of maintenance may be clarifiedby diagnosis and work place inspection
Maintenance may include, repair, inspection, modification, overhaul, lubrication, servicing and test running
Work completion details may include plant and maintenance records, job cards, check sheets, on device labelling updates and reporting and/or documenting equipment defects
Work site environment may be affected by nearby plant or processes, e.g. chemical, heat, dust, noise, gas and oil
Reconnection of transmission may require advanced levelling and alignment
Isolations can refer to electrical/mechanical or other associated processes

Critical aspects of evidence
The knowledge and application of relevant sections of: Occupational, health and safety legislation; Statutory legislation; Enterprise/site safety procedures; Enterprise/site emergency procedures
Preparation and planning of work
Removal techniques
Maintenance techniques and procedures
Installation techniques and procedures
Completion of work procedures
Context of assessment
Competency Standards should be assessed in the workplace or simulated workplace and under the normal range of workplace conditions
Assessment of this unit will be supported with documentary evidence, by means of endorsement stating type and application of work
Interdependent assessment of unit
Nil
Knowledge and Skills
A knowledge of:
Occupational health and safety; Gearing and power transmission principles; Precision measuring equipment; Seals and gaskets; Bearings (anti-friction and plain); Quality assurance/quality control; Specialised tools and jigs; Advanced levelling and alignment; Rigging and lifting; Relevant materials and components; Technical drawings and data; Data recording techniques; Hand and portable power tools; Diagnostic and testing techniques; Relevant plant and systems; Isolation procedures ; Heating techniques; Communication principles
The ability to:
Apply occupational health and safety standards; Identify and use measuring equipment; Apply gear and power transmission principles; Manufacture and install seals and gaskets; Install bearings (anti-friction and plain); Apply levelling and alignment techniques; Use technical drawings and data; Identify and select materials and components; Apply data analysis techniques; Use hand and portable power tools; Apply diagnostic and testing techniques; Apply dismantling and reassembling techniques; Apply installation and maintenance procedures; Recognise worn/damaged components; Communicate effectively.