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Elements and Performance Criteria

  1. Determine servicing requirements and liaise with customer
  2. Comply with work health and safety (WHS) requirements at all times
  3. Identify function and type of striking mechanism
  4. Verify clock condition and performance concerns with customer
  5. Prepare written and verbal quotations
  6. Agree with customer on recommended service procedures
  7. Prepare clock for handover
  8. Record and document repair process
  9. Source replacement parts from industry suppliers
  10. Service and repair strike mechanisms
  11. Select and use appropriate personal protective equipment (PPE) in accordance with SOPs
  12. Remove and replace movement from case, considering case design and strike mechanism employed
  13. Handle components without damaging and marking
  14. Use appropriate hand, bench tools and equipment in a safe and correct manner
  15. Confirm operation of strike mechanism
  16. Dismantle and reassemble strike components in correct sequence
  17. Verify orientation of gear trains and strike detents
  18. Inspect strike release, activation and sound generation and identify wear, condition and faults
  19. Confirm servicing and repair requirements
  20. Repair and rectify faults in strike components
  21. Clean and reassemble mechanism and verify correct set-up, operation and performance
  22. Select and apply lubricants to strike components
  23. Bench test and adjust striking mechanism
  24. Verify clock operation over 24-hour period
  25. Determine and rectify striking faults

Range Statement

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.

Function and type of striking mechanism includes one (1) or more of the following:

motive force (mainspring or weight driven)

gear train (transmits power)

ways of producing striking sound (metal gongs, chime rods, bells or air bellows)

count wheel striking movements (European or American manufacture)

rack striking movements (European or American manufacture)

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

date and extent of repair

cost of replacement parts

time spent on procedure

Operation of strike mechanism includes one (1) or more of the following:

hour struck corresponds with hands

release mechanism synchronised with hands

warning set-up correctly

function of release mechanism

sound generation (gongs, rods or hammer engagement)

Striking mechanism components include one (1) or more of the following:

release mechanism

gathering pallet

detents

counting mechanism (snail or count wheel)

rack

gongs, chime rods and bells

hammers

Faults in striking mechanismcomponents include one (1) or more of the following:

incorrect striking

continuous striking

striking mechanism stops clock or impacts on timekeeping

warning set-up

gong security

pin security

gathering pallet engagement with rack teeth, tightness and positioning

rack tail engagement position with snail

hammer inserts (condition - worn or aged)

security of gongs, rods and attachment to case

Correct set-up includes one (1) or more of the following:

synchronised strike release with hands

amount of warning

correct sequence

sound of strike

Lubricants to striking mechanismcomponents include the following:

correct lubricants for cams and detents

techniques for lubricating

Hand and bench tools and equipmentincludes one (1) or more of the following:

clock repairers' hand tools:

tweezers

screwdrivers

eyeglasses

universal shifter, sockets and spanners

pliers, end cutters and files

stakes for supporting removal or replacement of gathering pallet and cannon pinions

oilers and oil pots and greases

cleaning brushes, peg wood, solutions, rinses and solvents

Appropriate working environment includes the following:

clean bench and working area

adequate lighting and ventilation

tools and equipment organised and in good condition

ergonomic seating, including bench height