Unit of Competency Mapping – Information for Teachers/Assessors – Information for Learners

MEM21017 Mapping and Delivery Guide
Service and repair clock timepieces

Version 1.0
Issue Date: May 2024


Qualification -
Unit of Competency MEM21017 - Service and repair clock timepieces
Description
Employability Skills
Learning Outcomes and Application This unit of competency defines the skills and knowledge required to service wall, floor or shelf clock timepieces that have a running time of eight days or thirty hours.Where the clock is to be installed at the client's premises after service and repair unit MEM21016 Install and set up clocks should also be selected. No licensing, legislative or certification requirements apply to this unit at the time of publication.Band: AUnit weight: 6
Duration and Setting X weeks, nominally xx hours, delivered in a classroom/online/blended learning setting.
Prerequisites/co-requisites
Competency Field Horology
Development and validation strategy and guide for assessors and learners Student Learning Resources Handouts
Activities 		Slides
PPT 		Assessment 1 Assessment 2 Assessment 3 Assessment 4
Elements of Competency Performance Criteria              
Element: Service clock cases
  • Verify completeness of clock case
  • Repair and replace missing or damaged components
  • Clean internals and refinish/refurbish exterior with appropriate materials and techniques
       
Element: Determine servicing requirements and liaise with customer
  • Follow standard operating procedures (SOPs)
       
Element: Comply with work health and safety (WHS) requirements at all times
       
Element: Identify clock origin and case and movement construction and function
       
Element: Verify clock condition and performance concerns with customer
       
Element: Prepare written and verbal quotations
       
Element: Agree with customer on recommended service procedures
       
Element: Prepare clock for handover
       
Element: Record and document repair process
       
Element: Source replacement parts from industry suppliers
       
Element: Disassemble clock, case and movement components for servicing
  • Establish an appropriate clean and safe work environment
       
Element: Select and use appropriate personal protective equipment (PPE) in accordance with SOPs
       
Element: Handle components without damaging or marking
       
Element: Remove clock movements in sequence considering case design and construction
       
Element: Select and use appropriate hand and bench tools
       
Element: Verify condition and completeness of clock case
       
Element: Perform power release in a safe manner
       
Element: Dismantle clock movement in correct sequence
       
Element: Service and repair movement, sub-assemblies and components
  • Inspect movement, sub-assemblies and components, and identify condition and faults
       
Element: Confirm servicing and repair requirements
       
Element: Replace or repair faulty or worn component parts, movement or sub-assemblies
       
Element: Use appropriate hand tools and equipment for servicing and repair
       
Element: Clean clock components at appropriate stages using cleaning and finishing methods
       
Element: Verify condition of components after cleaning
  • Verify completeness of clock case
       
Element: Repair and replace missing or damaged components
       
Element: Clean internals and refinish/refurbish exterior with appropriate materials and techniques
       
Element: Reassemble clock movement and case components
  • Reassemble clock movement and case components
       
Element: Assemble motion work and verify and adjust hand setting tension
       
Element: Check and adjust component operations and clock functioning
       
Element: Select and apply lubricants according to component design and estimated frictional load
       
Element: Apply clock assembly inspections and precautions
       
Element: Install and secure movement in case
       
Element: Bench test and adjust clock functions
  • Verify function of clock movement
       
Element: Set up, operate mechanical clock timing machine and interpret readings
       
Element: Verify clock performance and rate testing
       
Element: Adjust rate according to performance and design characteristics
       

Submission Requirements

List each assessment task's title, type (eg project, observation/demonstration, essay, assignment, checklist) and due date here

Assessment task 1: [title]      Due date:

(add new lines for each of the assessment tasks)

Assessment Tasks

Copy and paste from the following data to produce each assessment task. Write these in plain English and spell out how, when and where the task is to be carried out, under what conditions, and what resources are needed. Include guidelines about how well the candidate has to perform a task for it to be judged satisfactory.

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 manufacture

clocks manufactured during the 19th and 20th Centuries

clock cases made from timber, metal, natural stone and composite materials

movement components made from brass and steel

pendulum or balance oscillating systems

timepiece only mechanisms

motive force (mainspring or weight driven)

gear train for transmitting of power

escapement for release power

oscillator for controlling the speed of release of power

winding (by key)

time setting (by key or direct movement of hands)

Clock handoverincludes the following:

informing customer of features and characteristics of clock

demonstrating winding and setting procedures for clock

inform customer of operation and switching of any automatic night silent, or shut-off for chiming or striking mechanism

warranty information

date of installation

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

extent and date of repair recorded

tracking of subcontractors

cost of replacement parts

time spent on procedure

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

Condition and faults include one (1) or more of the following:

originality of components

corrosion

cleanliness

wear

damaged or failed components

Faulty or worn components include one (1) or more of the following:

barrel and mainspring:

hooking

teeth

bearings

gear trains:

bearings

pivots

pinions

pendulum escapements:

pallets and escape wheels engagement drop

locking and impulse

oscillators pendulum type:

rod

crutch engagement

suspension spring fittings

bob security

oscillators balance type:

balance spring

balance staff

roller

winding mechanisms:

key fitting

click

ratchet wheel

click spring

setting hand tension or centre wheel friction

Hand tools and equipment include one (1) or more of the following:

clock repairers' hand tools:

tweezers

screwdrivers

eyeglasses

clock mainspring winder

clock re-bushing tool

reamers and smoothing broaches

lathe

oilstones and burnishers

movement supports for clock movements

oilers and oil pots

cleaning brushes, peg wood, solutions, rinses and solvents

clock 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 mainsprings

techniques for lubricating

Clock assembly inspections and precautions include one (1) or more of the following:

gear train end shake, backlash, lubrication

mainspring engagement, hooking, tension, lubrication

escapement operation, depthing, lubrication

pendulum 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 force

escapement type

oscillator and pendulum construction

Copy and paste from the following performance criteria to create an observation checklist for each task. When you have finished writing your assessment tool every one of these must have been addressed, preferably several times in a variety of contexts. To ensure this occurs download the assessment matrix for the unit; enter each assessment task as a column header and place check marks against each performance criteria that task addresses.

Observation Checklist

Tasks to be observed according to workplace/college/TAFE policy and procedures, relevant legislation and Codes of Practice Yes No Comments/feedback
Verify completeness of clock case 
Repair and replace missing or damaged components 
Clean internals and refinish/refurbish exterior with appropriate materials and techniques 
Follow standard operating procedures (SOPs) 
 
 
 
 
 
 
 
 
Establish an appropriate clean and safe work environment 
 
 
 
 
 
 
 
Inspect movement, sub-assemblies and components, and identify condition and faults 
 
 
 
 
Verify completeness of clock case 
 
 
Reassemble clock movement and case components 
 
 
 
 
 
Verify function of clock movement 
 
 
 

Forms

Assessment Cover Sheet

MEM21017 - Service and repair clock timepieces
Assessment task 1: [title]

Student name:

Student ID:

I declare that the assessment tasks submitted for this unit are my own work.

Student signature:

Result: Competent Not yet competent

Feedback to student

 

 

 

 

 

 

 

 

Assessor name:

Signature:

Date:

Assessment Record Sheet

MEM21017 - Service and repair clock timepieces

Student name:

Student ID:

Assessment task 1: [title] Result: Competent Not yet competent

(add lines for each task)

Feedback to student:

 

 

 

 

 

 

 

 

Overall assessment result: Competent Not yet competent

Assessor name:

Signature:

Date:

Student signature:

Date: