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View Unit : Testing Fluid Power Equipment and Systems

Unit
Unit Reference Number
D/600/6000
Qualification Framework
QCF
Title
Testing Fluid Power Equipment and Systems
Unit Level
Level 3
Unit Sub Level
None
Guided Learning Hours
56
Unit Credit Value
46
Date of Withdrawal
SSAs
4.1 Engineering
Unit Grading Structure
Pass
Assessment Guidance

This unit must be assessed in a work environment and must be assessed in accordance with the ‘Common Requirements for National Vocational Qualifications (NVQ) in the QCF’ which can be downloaded from Semta’s website: http://www.semta.org.uk/training_providers__awarding/national_occupational_standard/qca_assessment_requirements.aspx

Additional assessment requirements have been published by Semta. These additional assessment requirements are set down in Semta’s Engineering Maintenance Level 3 unit assessment strategy which can be downloaded from Semta’s website: http://www.semta.org.uk/training_providers__awarding/national_occupational_standard/qca_assessment_requirements.aspx

Learning Outcomes and Assessment Criteria
Learning Outcome - The learner will:Assessment Criterion - The learner can:
1

1a. Test fluid power equipment and systems

1.1

Work safely at all times, complying with health and safety and other relevant regulations and guidelines

1.2

Carry out all of the following during the testing activities:

• plan the testing activities to cause minimal disruption to normal working

• obtain and use the correct issue of company and/or manufacturers drawings and testing documentation

• adhere to procedures or systems in place for risk assessment, COSHH, personal protective equipment and other relevant safety regulations and procedures to realise a safe system of work

• adhere to company-specific contamination and control procedures at all times

• ensure the safe isolation of equipment

• provide and maintain safe access and working arrangements for the maintenance area

• check all tools and test equipment are in date for calibration

• carry out the testing activities using appropriate techniques and procedures

• reconnect and return system to service on completion of activities

• dispose of waste items in a safe and environmentally acceptable ...

1.3

... manner and leave the work area in a safe condition

1.4

Carry out tests on two of the following fluid power systems:

• pneumatic

• hydraulic

• vacuum

1.5

Test two types of fluid power generation/consumption equipment from the following:

• gear pumps/motor

• compressor

• vane pumps/motor

• piston pumps/motor

1.6

Follow the appropriate procedures for use of tools and equipment to carry out the required tests

1.7

Carry out all of the following checks to ensure the accuracy and quality of the tests carried out:

• the test equipment is correctly calibrated

• the test equipment used is appropriate for the tests being carried out

• test procedures used are as recommended in the appropriate specifications

• test equipment is operated within its specification range

1.8

Set up and carry out the tests using the correct procedures and within agreed timescales

1.9

Test four types of fluid power valve equipment from:

• flow

• pressure

• directional

• pilot

• memory

• non-return

• proportional valve

• solenoid

2

1b. Test fluid power equipment and systems (continued)

2.1

Test two of the following types of fluid power actuator equipment:

• cylinders

• motors (air/hydraulic)

• semi-rotary actuators

2.2

Test three of the following types of fluid power conditioning equipment:

• coolers

• lubricators

• heaters

• storage

• dryers

• filters

2.3

Test fluid power systems equipment using tools or test equipment, to include three of the following:

• pressure devices

• testing rigs

• flushing blocks

• flushing pipes

• bleeding equipment

• blanking equipment

• sampling devices

2.4

Carry out three of the following types of test:

• pressure test

• leak test

• time

• flow

• electrical signal

• pilot test

• fluid contamination test

• sequence

2.5

Record the results of the tests in the appropriate format

2.6

Provide a record/report of the test outcome, using one of the following:

• preventative maintenance log/report

• company-specific reporting procedure

• inspection/test schedule

• specific test report

2.7

Review the results and carry out further tests if necessary

3

2a. Know how to test fluid power equipment and systems

3.1

Describe the health and safety requirements of the work area where they are carrying out the activities, and the responsibility these requirements place on the learner

3.2

Describe the equipment isolation procedure or permit-to-work procedure that applies to the testing activities, and the safety procedures that must be carried out before work is started on the equipment

3.3

Describe the specific safety practices and procedures that they need to observe when testing fluid power systems, including any specific legislation, regulations/codes of practice for the activities, equipment or materials

3.4

Describe the importance of following the correct de-contamination procedure

3.5

Describe the hazards associated with testing fluid power equipment (such as handling hydraulic fluids, stored pressures, moving cylinders or equipment), and how to minimise these and reduce any risks

3.6

Describe the importance of wearing protective clothing and other appropriate safety equipment during the testing activities

3.7

Describe the how to obtain and interpret drawings, circuit and physical layouts, charts, specifications, manufacturers’ manuals, history/maintenance reports, graphical symbols for fluid power circuits, and other documents needed for the testing activities

3.8

Describe the test specifications of the systems they are working on, their interpretation and currency/issue checks

3.9

Describe the basic principles of how the circuit/equipment functions, operation and application of the individual units/components and their interrelations with other components and assemblies

3.10

Describe the types of test equipment to be used, and their selection for particular tests

3.11

Describe the importance of checking the equipment is within current calibration dates, and the procedure for getting the test instruments correctly calibrated

4

2b. Know how to test fluid power equipment and systems (continued)

4.1

Explain how the test equipment is connected into the circuit, and the methods of doing this

4.2

Describe the techniques, methods and procedures to be used during the tests

4.3

Explain how to Display/record test results, and the documentation used

4.4

Explain how to create and apply logic or sequential charts/tables

4.5

Describe the authorisation systems for changes to test procedures

4.6

Explain how to interpret the test readings obtained, and the significance of the readings gained

4.7

Describe the importance of ensuring that test equipment is used only for its intended purpose and within its specified range and limits

4.8

Describe the potential problems or errors that may occur and that could affect the test results

4.9

Describe the environmental control and company operating procedures relating to the testing activities

4.10

Describe the documentation required and the procedures to be followed on completion of the tests

4.11

Describe the extent of their own authority and to whom they should report if they have problems that they cannot resolve

Equivalent Units
There are no equivalences to display.
2.1.3.0L