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Unit of competency details

MEM18007 - Maintain and repair mechanical drives and mechanical transmission assemblies (Release 2)

Summary

Usage recommendation:
Current
Mapping:
MappingNotesDate
Supersedes and is equivalent to MEM18007B - Maintain and repair mechanical drives and mechanical transmission assembliesSupersedes and is equivalent to MEM18007B Maintain and repair mechanical drives and mechanical transmission assemblies 25/Jun/2019

Release Status:
Current
Releases:
ReleaseRelease date
2 (this release) 31/Mar/2021
(View details for release 1) 26/Jun/2019


Classifications

SchemeCodeClassification value
ASCED Module/Unit of Competency Field of Education Identifier 030717 Plant And Machine Operations  

Classification history

SchemeCodeClassification valueStart dateEnd date
ASCED Module/Unit of Competency Field of Education Identifier 030717 Plant And Machine Operations  26/Jun/2019 
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Unit of competency

Modification History

Release 2. Quantum of hours of workplace practice removed. Supersedes and is equivalent to MEM18007 Maintain and repair mechanical drives and mechanical transmission assemblies (Release 1).

Release 1. Supersedes and is equivalent to MEM18007B Maintain and repair mechanical drives and mechanical transmission assemblies.

Application

This unit of competency defines the skills and knowledge required to undertake maintenance, diagnose faults and repair drives and transmission assemblies, and undertake final adjustment and commissioning on industrial machinery.

Where levelling and alignment of machines and engineering components is required unit MEM18009 Perform precision levelling and alignment of machines and engineering components should also be selected.

MEM27028 Diagnose and rectify manual transmissions, MEM27014 Diagnose and rectify automatic transmissions and MEM27015 Diagnose and rectify drive line and final drives define the skills and knowledge applicable to mobile plant.

No licensing, legislative or certification requirements apply to this unit at the time of publication.

Band : A 

Unit Weight : 4 

Pre-requisite Unit

MEM09002

Interpret technical drawing

MEM11011

Undertake manual handling

MEM12023

Perform engineering measurements

MEM12024

Perform computations

MEM13015

Work safely and effectively in manufacturing and engineering

MEM14006

Plan work activities

MEM16006

Organise and communicate information

MEM18001

Use hand tools

MEM18002

Use power tools/hand held operations

MEM18003

Use tools for precision work

MEM18006

Perform precision fitting of engineering components

MEM18055

Dismantle, replace and assemble engineering components

Competency Field

Maintenance and diagnostics

Elements and Performance Criteria

Elements describe the essential outcomes.

Performance criteria describe the performance needed to demonstrate achievement of the element.

1

Determine job requirements 

1.1

Follow standard operating procedures (SOPs)

1.2

Comply with work health and safety (WHS) requirements at all times

1.3

Use appropriate personal protective equipment (PPE) in accordance with SOPs

1.4

Identify job requirements from specifications, drawings, job sheets or work instructions

2

Undertake maintenance checks of mechanical drives and mechanical transmission components 

2.1

Apply principles of mechanical drives, mechanical transmission components and the function of the main parts of the designated mechanical drive/transmission assembly to undertake maintenance checks

2.2

Check mechanical drive/transmission components for wear, distortion, tensions, misalignment, fatigue, lubrication, slackness, tooth wear, breakages and other related malfunctions using appropriate maintenance principles, techniques, tools and equipment

2.3

Identify assembly requiring further diagnosis, repair or adjustment and document findings

3

Adjust mechanical drives and transmission assemblies 

3.1

Determine a suitable adjustment method and requirements from manufacturers' instruction sheets, standard workshop manuals/procedures or similar means

3.2

Select adjustment tools and equipment according to the type of assembly being serviced

3.3

Tension, align, balance or adjust drives/transmission components to manufacturers'/site specifications

3.4

Check drive/transmission assembly after adjustment for correct operation or identify for further diagnosis or repair

3.5

Complete service report

3.6

Action further diagnosis or repair requirements

4

Diagnose faults 

4.1

Read service reports and undertake visual and sensory inspection of the drive/transmission assembly

4.2

Test diagnostic equipment drive/transmission assembly to manufacturers' specifications, where applicable

4.3

Localise faults at the component level and identify for repair or replacement

4.4

Analyse fault causes and develop preventative measures to avoid re-occurrence, document and action by appropriate means

4.5

Action requirements for repair or replacement

5

Repair mechanical drives/ transmission assemblies 

5.1

Ascertain task requirements

5.2

Select tools and equipment according to the type of assembly being serviced

5.3

Dismantle mechanical drive/transmission using appropriate maintenance principles, techniques, tools, equipment and safe workshop practices

5.4

Repair serviceable items to manufacturers' specifications and standard workshop practices

5.5

Select and obtain standard replaceable items from appropriate resources

5.6

Re-fit component parts to mechanical drive/transmission assembly in accordance with manufacturers'/site specifications

6

Undertake final adjustment and commissioning 

6.1

Tension, balance, align or adjust drive/transmission components to suit specifications and operational requirements

6.2

Check drive/transmission assembly after adjustment and operational performance is analysed

6.3

Commission assembly to specifications

6.4

Complete service report

Foundation Skills

This section describes those required skills (reading, writing, oral communication and numeracy) that are essential to workplace performance in this unit of competency.

Foundation skills essential to performance are explicit in the performance criteria of this unit of competency.

Range of Conditions

This field allows for different work environments and conditions that may affect performance. Essential operating conditions that may be present (depending on the work situation, needs of the candidate, accessibility of the item, and local industry and regional contexts) are included.

Mechanical drive /transmission components include one (1) or more of the following: 

  • worm and worm wheel
  • line shafts
  • plumber blocks
  • pulleys
  • sprockets
  • belts
  • taper bush assemblies
  • roller chains
  • chain drives
  • mechanical and hydraulic couplings
  • compression couplings
  • disc type flexible couplings
  • spider type
  • chain couplings
  • universal joints
  • bevel gearing
  • rack and pinion gearing
  • dog toothed clutches
  • cone type clutches
  • expanding shoe type clutches
  • friction/plate type clutches
  • centrifugal clutches
  • toggle action linkages
  • magnetic clutches
  • sprag clutches
  • band type brakes
  • other associated drive components

Sensory inspection includes one (1) or more of the following: 

  • vibration
  • heat
  • smell
  • sound
  • sight

Unit Mapping Information

Release 2. Supersedes and is equivalent to MEM18007 Maintain and repair mechanical drives and mechanical transmission assemblies (Release 1).

Release 1. Supersedes and is equivalent to MEM18007B Maintain and repair mechanical drives and mechanical transmission assemblies.

Links

Companion Volume implementation guides are found in VETNet - https://vetnet.gov.au/Pages/TrainingDocs.aspx?q=b7050d37-5fd0-4740-8f7d-3b7a49c10bb2

 

Assessment requirements

Modification History

Release 2. Quantum of hours of workplace practice removed. Supersedes and is equivalent to MEM18007 Maintain and repair mechanical drives and mechanical transmission assemblies (Release 1).

Release 1. Supersedes and is equivalent to MEM18007B Maintain and repair mechanical drives and mechanical transmission assemblies.

Performance Evidence

Evidence required to demonstrate competence in this unit must be relevant to and satisfy the requirements of the elements and performance criteria on at least two (2) occasions and include:

  • following work instructions, standard operating procedures (SOPs) and safe work practices
  • identifying and interpreting specifications, charts, lists and drawings to maintain and repair mechanical drives and transmission assemblies
  • undertaking diagnosis and testing of mechanical drives/transmissions components for wear, lubrication, faults and malfunctions using appropriate tools, equipment and techniques
  • identifying assemblies requiring further diagnosis/repair or adjustment and document findings
  • determining adjustment requirements of mechanical drives and transmission assemblies from manufacturers’ specifications and manuals
  • carrying out adjustments to specifications and confirming correct operation
  • interpreting service reports and carrying out inspection of drive/transmission assembly visually, sensory and use of diagnostic test equipment to localise faults down to component level and identify for repair or replacement
  • dismantling mechanical drive/transmission using appropriate tools and equipment, repairing serviceable items and re-fitting component parts in accordance with manufacturers’/site specifications
  • analysing fault causes and developing preventive measures to avoid re-occurrence
  • making final adjustments and commissioning to specifications and completing service report.

Knowledge Evidence

Evidence required to demonstrate the required knowledge for this unit must be relevant to and satisfy the requirements of the elements and performance criteria and include knowledge of:

  • safe work practices and procedures and use of personal protective equipment (PPE)
  • uses and characteristics of lubricants
  • principles of operation of a range of mechanical drives and transmissions
  • techniques, tools and equipment to measure components
  • common malfunctions in mechanical drives, transmissions and their components
  • procedures for checking and adjusting mechanical drives, transmissions and their components
  • preventative measures that can be undertaken to avoid recurrence of the fault/failure.

Assessment Conditions

  • Assessors must:
  • have vocational competency in maintaining and repairing mechanical drives and mechanical transmission assemblies at least to the level being assessed with relevant industry knowledge and experience
  • satisfy the assessor requirements in the Standards for Registered Training Organisations 2015 or its replacementand comply with the National Vocational Education and Training Regulator Act 2011, its replacementor equivalent legislation covering VET regulation in a non-referring state/territory as the case requires.
  • Assessment must occur in a functioning workplace. Where assessment in the workplace would be unsafe, impractical or threatens the environment, assessment must occur in a sufficiently rigorous simulated environment that reflects the circumstances that would be experienced in a functioning workplace. Assessment must cover all aspects of workplace performance, including task skills, task management skills, contingency management skills and job role environment skills.
  • Conditions for assessment must include access to all tools, equipment, materials and documentation required, including relevant workplace procedures, product and manufacturing specifications.
  • Assessment processes and techniques must be appropriate to the language, literacy and numeracy requirements of the work being performed and the needs of the candidate.

Links

Companion Volume implementation guides are found in VETNet - https://vetnet.gov.au/Pages/TrainingDocs.aspx?q=b7050d37-5fd0-4740-8f7d-3b7a49c10bb2