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

Select and use appropriate personal protective equipment (PPE) in accordance with SOPs

1.4

Identify job requirements from specifications, job sheets or work instructions

2

Identify escapement and oscillator type

2.1

Identify clock escapements/oscillating systems and applications

2.2

Establish the performance characteristics of the clock according to escapement and oscillating system

2.3

Record and document repair requirements

3

Diagnose clock escapements and oscillators

3.1

Select and use appropriate workshop tools and equipment

3.2

Inspect clock escapement and oscillators for correct function, engagement and performance

3.3

Record and report wear and damage to parts

3.4

Determine appropriate repair process to rectify faults

4

Repair and adjust clock escapements and oscillators

4.1

Remove and reassemble escapement/oscillators using appropriate tools, equipment and techniques

4.2

Determine theoretical length of replacement pendulum

4.3

Repair or replace escapement and oscillator components

4.4

Adjust escapement and oscillator components for correct operation

5

Service and adjust torsional pendulums

5.1

Remove and reassemble torsional pendulums and oscillator components using appropriate tools, equipment and techniques

5.2

Inspect torsional pendulum components and identify condition and wear

5.3

Repair and replace torsional pendulum

5.4

Adjust torsional pendulum for correct operation (in-beat)

6

Service and set up platform escapements

6.1

Remove and reassemble platform escapement using appropriate tools, equipment and techniques

6.2

Inspect platform escapement and identify condition/wear

6.3

Repair and replace platform escapement

6.4

Adjust platform escapement and correct depthing with contrate wheel

7

Test and adjust rate

7.1

Verify and confirm function of clock movement

7.2

Set up and operate mechanical clock timing machine and interpret readings

7.3

Verify clock performance and rate testing

7.4

Adjust rate, as required, according to performance and design characteristics

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.

Clock escapements/ oscillator systems include one (1) or more of the following:

verge

recoil escapement

deadbeat escapement

cylinder

platform (lever escapement or cylinder)

simple pendulum

compound pendulum

compensating pendulum

torsion pendulum

floating balance

suspension systems (spring blade, knife edge or silk)

Record and document repair includes one (1) or more of the following:

extent and date of repair

cost of replacement part

time spent on procedure

Adjust escapement and oscillator includes one (1) or more of the following:

condition amount of drop

condition and extent of lockings

condition and amount of impulse

pendulum action and amplitude

in-beat

Torsional pendulums include one (1) or more of the following:

400 day clocks

Atmos clocks

suspension spring