SAQA All qualifications and part qualifications registered on the National Qualifications Framework are public property. Thus the only payment that can be made for them is for service and reproduction. It is illegal to sell this material for profit. If the material is reproduced or quoted, the South African Qualifications Authority (SAQA) should be acknowledged as the source.
SOUTH AFRICAN QUALIFICATIONS AUTHORITY 
REGISTERED UNIT STANDARD THAT HAS PASSED THE END DATE: 

Maintain and repair production tooling 
SAQA US ID UNIT STANDARD TITLE
258722  Maintain and repair production tooling 
ORIGINATOR
SGB Generic Manufacturing, Engineering, Technology 
PRIMARY OR DELEGATED QUALITY ASSURANCE FUNCTIONARY
-  
FIELD SUBFIELD
Field 06 - Manufacturing, Engineering and Technology Manufacturing and Assembly 
ABET BAND UNIT STANDARD TYPE PRE-2009 NQF LEVEL NQF LEVEL CREDITS
Undefined  Regular  Level 3  NQF Level 03  16 
REGISTRATION STATUS REGISTRATION START DATE REGISTRATION END DATE SAQA DECISION NUMBER
Passed the End Date -
Status was "Reregistered" 		 2018-07-01  2023-06-30  SAQA 06120/18 
LAST DATE FOR ENROLMENT LAST DATE FOR ACHIEVEMENT
2024-06-30   2027-06-30  

In all of the tables in this document, both the pre-2009 NQF Level and the NQF Level is shown. In the text (purpose statements, qualification rules, etc), any references to NQF Levels are to the pre-2009 levels unless specifically stated otherwise.  

This unit standard replaces: 
US ID Unit Standard Title Pre-2009 NQF Level NQF Level Credits Replacement Status
13257  Maintain and repair production tooling  Level 3  NQF Level 03  20   

PURPOSE OF THE UNIT STANDARD 
The skills, values and knowledge reflected in this unit standard are required by people in the field of engineering machining. This unit standard applies to the maintenance and repair of tools, jigs, dies and fixtures and plastic injection moulds. The learner must demonstrate competence in either of the two skills areas to receive credits for this standard.

Qualifying learners can identify faults in, dismantle and/or maintain tools, dies, jigs and fixtures or plastic injection moulds in a workshop environment.

A person credited with this unit standard is able to:
  • Discuss and explain the procedures in the maintenance and repair of production tooling.
  • Identify and analyse defects in tooling.
  • Dismantle and assess tooling components.
  • Manufacture and/or repair tooling components in accordance with legal and safety requirements.
  • Conduct sample try-out. 
    		•

    LEARNING ASSUMED TO BE IN PLACE AND RECOGNITION OF PRIOR LEARNING 
    This unit standard has been designed as the start of a progression. It is one of a series of unit standards for the maintenance of tools, jigs, dies and fixtures.

    The credits allocated to this unit standard assume that a learners has already learned to:
  • Manufacture production tooling to drawing or sample part NQF Level 3. 
    		•

    UNIT STANDARD RANGE 
    The scope and level of this unit standard is determined by the ranges as indicated under the specific outcomes.

    The learner should be able to work autonomously with minimal supervision. 

    Specific Outcomes and Assessment Criteria: 

    SPECIFIC OUTCOME 1 
    Discuss and explain the procedures in the maintenance and repair of production tooling. 

    ASSESSMENT CRITERIA     

    ASSESSMENT CRITERION 1 
    The process of analysing defects is explained to reflect the different kinds of defects that can occur. 
    ASSESSMENT CRITERION RANGE 
  • Defects on tooling may include cutting edges; worn flanges; scratched surfaces; scrap fallaways; broken injection pads, springs, rubber pins and punches; slug build up.
  • Defects may be determined from produced components, production reports, tool inspections.
     
    		•

    ASSESSMENT CRITERION 2 
    Dismantling and assembly processes are described in accordance with the specific procedure of different tooling. 

    ASSESSMENT CRITERION 3 
    Replacement parts and materials are described in accordance with the specific procedure of different tooling. 

    ASSESSMENT CRITERION 4 
    Common conditions leading to tooling failure are described in terms of their implications of and relationship to the drawing specifications. 

    ASSESSMENT CRITERION 5 
    Types of recurrent faults are discussed and explained to reflect possible corrective action to be taken. 

    ASSESSMENT CRITERION 6 
    Types of machinery used for various maintenance requirements are identified to repair tooling. 

    SPECIFIC OUTCOME 2 
    Dismantle tooling components. 

    ASSESSMENT CRITERIA     

    ASSESSMENT CRITERION 1 
    Tool is placed and secured on flat steel table in order to dismantle according to legal and safety requirements. 

    ASSESSMENT CRITERION 2 
    Lifting equipment is removed to allow for the dismantling of the tool. 

    ASSESSMENT CRITERION 3 
    Aluminium wedges are utilised to open tool to prevent further damage. 

    ASSESSMENT CRITERION 4 
    Dismantled components and tools are cleaned in order to visibly identify the damage. 

    ASSESSMENT CRITERION 5 
    Tooling part is removed in accordance with procedure specifications. 

    ASSESSMENT CRITERION 6 
    Tooling accessories are stored in accordance with legal and safety requirements. 

    SPECIFIC OUTCOME 3 
    Identify and analyse defects in tooling. 
    OUTCOME RANGE 
  • Defects on tooling may include cutting edges; worn flanges; scratched surfaces; scrap fall ways; broken injection pads, springs, rubber pins and punches; slug build up.
  • Defects may be determined from produced components, production reports, tool inspections. 
    		•

    ASSESSMENT CRITERIA     

    ASSESSMENT CRITERION 1 
    Parts that need repairs or replacement are removed to assess defects and/or malfunctioning. 

    ASSESSMENT CRITERION 2 
    Component parts or tools are inspected against drawing specifications and checklists. 

    ASSESSMENT CRITERION 3 
    Defects are determined in accordance with the sample part or blue print. 

    ASSESSMENT CRITERION 4 
    Corrective action with associated procedure is determined in order to address defects and/or malfunctioning. 

    ASSESSMENT CRITERION 5 
    Sequence of operation is prepared for rectifying problems and conducting maintenance/repair. 

    ASSESSMENT CRITERION 6 
    Tools and equipment are selected for the required operation. 

    SPECIFIC OUTCOME 4 
    Manufacture/repair tooling components in accordance with legal and safety requirements. 

    ASSESSMENT CRITERIA     

    ASSESSMENT CRITERION 1 
    Select machine, equipment and materials for maintenance and repair activities. 
    ASSESSMENT CRITERION RANGE 
  • Machine includes but is not limited to mill, lathe, drill, spark eroder, wire cutter and grind.
  • Equipment includes but is not limited to micrometers, verniers, gauges, dial indicators and rule.
  • Materials include but are not limited to ferrous, non-ferrous, and oversize.
     
    		•

    ASSESSMENT CRITERION 2 
    Drawing is compared to the component in order to determine whether it has met specifications. 

    ASSESSMENT CRITERION 3 
    Health and safety and housekeeping requirements are met in accordance with workplace procedures. 
    ASSESSMENT CRITERION RANGE 
    Health and safety and housekeeping requirements include but are not limited to Protective clothing and safety equipment, clean and tidy work environment, storing, cleaning.
     

    ASSESSMENT CRITERION 4 
    Sequence of operation is determined specific to the tool requirement. 

    ASSESSMENT CRITERION 5 
    Heat treatment processes required are identified according to drawing specification. 

    ASSESSMENT CRITERION 6 
    Maintenance and repair process is determined and selected in accordance with the operation requirements of the tool. 
    ASSESSMENT CRITERION RANGE 
    Maintenance and repair process include but are not limited to tool making techniques, replacement materials and parts, disassemble and assemble sequence, tool resetting procedures, accuracy and timeously to avoid production problems and delays.
     

    ASSESSMENT CRITERION 7 
    Manufacture/repair tool is finished and quality checked against specifications. 
    ASSESSMENT CRITERION RANGE 
    Finished and quality checked include but are not limited to mark cavities, numbers on component; apply silicone spray for anti-rust; grease and oil all moving parts.
     

    ASSESSMENT CRITERION 8 
    Machinery parameters are determined against product requirements. 

    SPECIFIC OUTCOME 5 
    Conduct sample try-out. 

    ASSESSMENT CRITERIA     

    ASSESSMENT CRITERION 1 
    Tooling is fixed to required press or machine in accordance with workplace procedures. 

    ASSESSMENT CRITERION 2 
    The machine is set and run according to the tool specification. 

    ASSESSMENT CRITERION 3 
    Sample is produced from try-out and make adjustments as required to meet tool specification. 

    ASSESSMENT CRITERION 4 
    Measuring equipment is selected and used to test a sample in accordance with drawing specification and specification sheets. 
    ASSESSMENT CRITERION RANGE 
    Measuring equipment includes but is not limited to micrometer, depth micrometer, vernier, gauges, scale.
     

    ASSESSMENT CRITERION 5 
    Maintenance and repairs to tool are documented in accordance with workplace procedures. 
    ASSESSMENT CRITERION RANGE 
    Documents include but are not limited to record any changes done to blueprint and update blueprint.
     


    UNIT STANDARD ACCREDITATION AND MODERATION OPTIONS 
    The assessment will be governed by the policies and guidelines of the relevant Education and Training Quality Assuror (ETQA) that has jurisdiction over this field of learning.

    The assessor will (at the very least) be accredited and have a relevant qualification and be a subject matter expert in this learning area and at least have 3 years experience in the skills specific area.

    The learner can be assessed against this unit standard to obtain credits or as part of an integrated assessment for a qualification.
  • Internal moderation.
  • External moderation.
  • An assessor, accredited by the relevant ETQA, will assess the learner's competency.
  • Assessment procedures will be supplied by the ETQA in alignment with NSB requirements.
  • All assessment activities must be fair, so that all candidates have equal opportunities. Activities must be free of gender, ethnic or other bias.
  • Assessment and moderation procedures, activities and tools must be transparent, affordable and support development within the field, sub-field and NQF.
  • Questions and answers to determine theoretical knowledge are expected.
  • Assessment of a portfolio of evidence.
  • Direct observation in simulated and/or controlled work conditions. 
    		•

    UNIT STANDARD ESSENTIAL EMBEDDED KNOWLEDGE 
    Names, functions and locations of:
  • Accessories.
  • Work holding fixtures.
  • Tools (geometry and composition).
  • Measuring equipment.
  • Personal protective equipment.
  • Common defects.

    Purpose of processes and procedures of:
  • Machining, Maintenance and repairing operations covered by this unit standard.
  • Machining Maintenance, repairing preparation.
  • Safety checks.

    Attributes, properties, characteristics related to:
  • Material types.
  • Machining, maintenance and repairing time limits.

    Cause and effect, implications of:
  • Implications of selecting inappropriate accessories, work holding fixtures, tools, cutting speeds and feeds.
  • Implications of incorrect installation of accessories, work holding fixtures and tools.
  • Implications of component not meeting specifications, e.g. poor finishes, uneven surface textures, incorrect size, assembly, and repairs.
  • Implications and consequences of situations such as, e.g. damaged or faulty equipment, allowing faulty processes to continue, delaying reports about changing conditions.
  • Implications of not meeting machining, maintenance and repairing time limits.

    Procedures and techniques:
  • Set up procedures for machining, maintenance and repairing.
  • Machining, maintenance and repair operations and procedures covered by this unit standard.
  • Measuring procedures.
  • Machine and tool/die cleaning procedures.
  • Recording and reporting procedures.

    Regulations, legislation, agreements, policies:
  • Applicable safety, health and environmental protection legislation and standards.
  • Applicable quality standards and specifications.
  • Applicable underlying scientific concepts.

    Theory - rules, laws, principles:
  • Applicable machining theory covering speeds and feeds, material properties and the underlying principles of machining.
  • Applicable mathematical concepts including geometry, trigonometry and algebra.

    Relationships, systems:
  • The relationship of the drawing to the machined and maintained/repaired component. 
    		•

    UNIT STANDARD DEVELOPMENTAL OUTCOME 
    N/A 

    UNIT STANDARD LINKAGES 
    N/A 


    Critical Cross-field Outcomes (CCFO): 

    UNIT STANDARD CCFO IDENTIFYING 
    Identifying and solving problems in which responses display that responsible decisions using critical and creative thinking have been made when:
  • Recognise problems while machining components and respond appropriately. 
    		•

    UNIT STANDARD CCFO WORKING 
    Working effectively with others as a member of a team, group, organisation, and community. 

    UNIT STANDARD CCFO ORGANISING 
    Organising and managing oneself and one's activities responsibly and effectively when:
  • Plan sequence of operations based on job requirements and set up machine appropriately. 
    		•

    UNIT STANDARD CCFO COLLECTING 
    Collecting, analysing, organising and critically evaluating information to better understand and explain:
  • Collect sensory and numeric information from the process and the machined component.
  • Classify the information and identify deviations from the norm. 
    		•

    UNIT STANDARD CCFO COMMUNICATING 
    Communicating effectively using visual, mathematical and/or language skills in the modes of oral and/or written persuasion when:
  • Record outputs, incidents, measurements.
  • Report incidents and conditions.
  • Respond to questions or requests for more details. 
    		•

    UNIT STANDARD CCFO SCIENCE 
    Using science and technology effectively and critically, showing responsibility towards the environment and health of others when:
  • Understand and explain machining theory and mathematical and scientific concepts underpinning the machining, repaired and maintained operation. 
    		•

    UNIT STANDARD CCFO DEMONSTRATING 
    Demonstrating an understanding of the world as a set of related systems by recognising that problem-solving contexts do not exist in isolation when:
  • The relationship of the drawing to the final machined, repaired and maintained component.
  • The purpose and uses of the machined, repaired and maintained component. 
    		•

    UNIT STANDARD ASSESSOR CRITERIA 
    N/A 

    REREGISTRATION HISTORY 
    As per the SAQA Board decision/s at that time, this unit standard was Reregistered in 2012; 2015. 

    UNIT STANDARD NOTES 
    This unit standard replaces unit standard 13257, "Maintain and repair production tooling", Level 3, 20 credits. 

    QUALIFICATIONS UTILISING THIS UNIT STANDARD: 
      ID QUALIFICATION TITLE PRE-2009 NQF LEVEL NQF LEVEL STATUS END DATE PRIMARY OR DELEGATED QA FUNCTIONARY
    Elective  91926   National Certificate: Mechanical Engineering: Machining and Tooling  Level 3  NQF Level 03  Passed the End Date -
    Status was "Reregistered"     		 2023-06-30  As per Learning Programmes recorded against this Qual 


    PROVIDERS CURRENTLY ACCREDITED TO OFFER THIS UNIT STANDARD: 
    This information shows the current accreditations (i.e. those not past their accreditation end dates), and is the most complete record available to SAQA as of today. Some Primary or Delegated Quality Assurance Functionaries have a lag in their recording systems for provider accreditation, in turn leading to a lag in notifying SAQA of all the providers that they have accredited to offer qualifications and unit standards, as well as any extensions to accreditation end dates. The relevant Primary or Delegated Quality Assurance Functionary should be notified if a record appears to be missing from here.
     
    NONE 


    All qualifications and part qualifications registered on the National Qualifications Framework are public property. Thus the only payment that can be made for them is for service and reproduction. It is illegal to sell this material for profit. If the material is reproduced or quoted, the South African Qualifications Authority (SAQA) should be acknowledged as the source.