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 origin, case and movement construction and function includes one (1) or more of the following: | clocks from all countries of manufactureclocks manufactured during the 19th and 20th Centuriesclock cases made from timber, metal, natural stone and composite materialsmovement components made from brass and steel pendulum or balance oscillating systemstimepiece only mechanismsmotive force (mainspring or weight driven)gear train for transmitting of power escapement for release poweroscillator for controlling the speed of release of powerwinding (by key)time setting (by key or direct movement of hands) |
Clock handoverincludes the following: | informing customer of features and characteristics of clockdemonstrating winding and setting procedures for clockinform customer of operation and switching of any automatic night silent, or shut-off for chiming or striking mechanism warranty informationdate of installation |
Record and document repair process includes one (1) or more of the following: | extent and date of repair recorded tracking of subcontractorscost of replacement partstime spent on procedure |
Appropriate working environment includes the following: | clean bench and working areaadequate lighting and ventilationtools and equipment organised and in good conditionergonomic seating, including bench height |
Condition and faults include one (1) or more of the following: | originality of componentscorrosioncleanlinesswear damaged or failed components |
Faulty or worn components include one (1) or more of the following: | barrel and mainspring:hookingteeth bearingsgear trains: bearingspivots pinionspendulum escapements: pallets and escape wheels engagement droplocking and impulseoscillators pendulum type: rodcrutch engagementsuspension spring fittings bob securityoscillators balance type:balance springbalance staff rollerwinding mechanisms:key fittingclickratchet wheel click springsetting hand tension or centre wheel friction |
Hand tools and equipment include one (1) or more of the following: | clock repairers' hand tools: tweezersscrewdrivers eyeglassesclock mainspring winder clock re-bushing tool reamers and smoothing broacheslathe oilstones and burnishersmovement supports for clock movementsoilers and oil potscleaning brushes, peg wood, solutions, rinses and solventsclock timing machine (this includes any type of machine that provides frequency count or indication of daily rate) |
Verify and adjust hand setting tension includes one (1) or more of the following: | test for correct friction (power to escape wheel)adjustment of motion work friction |
Select and apply lubricants include one (1) or more of the following: | correct lubricants for escapements, bearings, barrels and mainspringstechniques for lubricating |
Clock assembly inspections and precautions include one (1) or more of the following: | gear train end shake, backlash, lubricationmainspring engagement, hooking, tension, lubricationescapement operation, depthing, lubricationpendulum oscillator (amplitude, crutch engagement or suspension function)balance oscillators (end shake or balance spring condition, correct lubrication) |
Performance and design characteristics include one (1) or more of the following: | source of motive forceescapement typeoscillator and pendulum construction |