MEM21020 — Service and repair clock chiming mechanisms

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What an assessment for MEM21020 must cover

46 assessable components: 3 elements (26 performance criteria), 11 performance evidence and 9 knowledge evidence requirements. An audit-defensible tool maps every question and task back to these — that mapping is the coverage matrix Auditori generates alongside the assessment.

Elements & performance criteria

1 Determine servicing requirements and liaise with customer

1.1Follow standard operating procedures (SOPs)
1.2Comply with work health and safety (WHS) requirements at all times
1.3Identify functions and types of chiming system
1.4Verify clock condition and performance concerns with customer
1.5Prepare written and verbal quotations
1.6Agree with customer on recommended service procedures
1.7Prepare clock for handover
1.8Record and document repair process
1.9Source replacement parts from industry suppliers

2 Service and repair chiming mechanisms

2.1Establish an appropriate clean and safe work environment
2.2Select and use appropriate personal protective equipment (PPE) in accordance with SOPs
2.3Remove and replace movement considering case design and chiming system employed
2.4Handle components without damaging and marking
2.5Use appropriate hand, bench tools and equipment in a safe and correct manner
2.6Confirm design and operation of the chime corrector mechanism
2.7Determine service procedure for particular movement design
2.8Inspect condition of chime release, activation and sound generation, and identify wear and faults
2.9Dismantle and clean chiming components
2.10Verify orientation of gear trains, strike and chime detents
2.11Confirm servicing and repair requirements
2.12Repair and rectify faults in chiming components
2.13Reassemble chiming mechanism and verify correct set-up, operation and performance
2.14Select and apply lubricants to chime components

3 Bench test and adjust chime functions

3.1Verify and confirm function of chiming mechanism
3.2Verify clock operation over 24 hour period
3.3Determine and rectify faults in chiming mechanism

Performance evidence

following work instructions, standard operating procedures (SOPs) and safe work practices
identifying country of origin with respect to count wheel or locking plate chiming mechanism
liaising with customer, verifying condition and performance, identifying repair costs and preparing written and verbal quotations
dismantling and reassembling clocks with chiming mechanisms in an appropriate work environment
fault finding clocks with chiming mechanisms
repairing/replacing worn or damaged components using appropriate hand tools and equipment
performing correct set-up of chiming mechanisms
adjusting clock chiming mechanisms for correct operation/synchronisation with hands and sound generation/tonality
applying lubrication techniques (correct type and amount)
diagnosing and rectifying faults relating to chime mechanisms and verifying operation of chime correctors
recording and documenting repairs

Knowledge evidence

safe work practices and procedures and use of personal protective equipment (PPE)
types of clock chiming systems and chime correcting mechanisms
differences between designs from various manufacturers
application of gong rod, bells and hammers to achieve correct resonant sound generation
dismantling and reassembling techniques for chiming mechanisms
correct amount of warning and chime corrector operation
clock chiming mechanism fault-finding techniques
fault-finding techniques for ensuring chime does not impact on clock operation
service and repair techniques for chiming mechanisms

Unit content sourced from training.gov.au — © Commonwealth of Australia, licensed under CC BY 4.0. Auditori is not affiliated with the Department of Employment and Workplace Relations.

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Questions about assessing MEM21020

What does an assessment tool for MEM21020 need to cover?

To satisfy the Principles of Assessment and Rules of Evidence, an assessment for MEM21020 needs to address all 46 unit components: 3 elements with 26 performance criteria, 11 performance evidence requirements, 9 knowledge evidence requirements, and the foundation skills. A coverage matrix mapping each question and task to these components is what an auditor looks for.

How does Auditori generate an assessment tool for MEM21020?

Auditori pulls the current release of MEM21020 from training.gov.au and generates a complete package: candidate assessment, assessor guide with model answers and observation criteria, and a coverage matrix mapping every component. A suitably qualified person then reviews and approves the draft in a built-in workflow — consistent with ASQA's guidance on AI use in VET — before export as branded PDF and editable Word.

Is the first assessment tool really free?

Yes. Every new account includes one free credit — enough to generate the complete assessment tool for MEM21020 — with no card and no subscription required. After that it's pay-as-you-go per unit.

Can I check my existing MEM21020 assessment instead of generating a new one?

Yes — upload your existing assessment or learner guide and Auditori maps it against every element, performance criterion, PE and KE of MEM21020, showing exactly what's covered and what's missing. Mapping costs a quarter of a credit.

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