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View Unit : Maintaining Medical Gas Pipeline Systems and Equipment

Unit
Unit Reference Number
J/600/5617
Qualification Framework
QCF
Title
Maintaining Medical Gas Pipeline Systems and Equipment
Unit Level
Level 3
Unit Sub Level
None
Guided Learning Hours
119
Unit Credit Value
70
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. Maintain medical gas pipeline systems and equipment

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 maintenance activities:

• plan and communicate the maintenance activities so as to minimise disruption to normal working

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

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

• comply with permit-to-work procedures at all times

• ensure the safe isolation of equipment (such as electricity, mechanical, gas, air or fluids)

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

• carry out the maintenance activities, using appropriate techniques and procedures

• return the system/equipment to service on completion of the maintenance activities

• hand ...

1.3

... over the maintained system/equipment to the appropriate person to authorise that the system can be returned to service

• dispose of waste items in a safe and environmentally acceptable manner, and leave the work area in a safe condition

1.4

Carry out maintenance on six of the following medical gas pipeline systems and equipment:

• medical vacuum system

• medical/surgical compressed air system

• dental compressed air and vacuum system

• anaesthetic gas scavenging system

• cylinder manifold system

• terminal supply units

• monitoring and alarm systems

• primary, secondary and tertiary supply systems

1.5

Follow the relevant maintenance schedules to carry out the required work

1.6

Maintain medical gas pipeline systems, in compliance with all of the following:

• organisational guidelines and codes of practice

• equipment manufacturer’s operation range

• relevant and current HTM documentation

• equipment and associated BSEN standards, CE marking and where appropriate BS7671/IEE wiring regulations

• the equipment functions to specification

• the equipment remains compliant with all standards and regulations

• all potential defects are identified and reported for future action

1.7

Carry out the maintenance activities within the limits of their personal authority

2

1b. Maintain medical gas pipeline systems and equipment (continued)

2.1

Carry out the maintenance activities in the specified sequence and in an agreed timescale

2.2

Carry out all of the following activities, as applicable to the equipment being maintained:

• using appropriate techniques to release stored pressure safely

• supporting equipment components

• disconnecting/removing hoses and pipes

• removing and replacing units/components (such as pumps, cylinders, valves, actuators)

• proofmarking/labelling of removed components

• visually checking components for serviceability

• replacing all ‘lifed’ items (such as seals, filters, gaskets)

• disconnecting and re-connecting cables and wires

• removing and replacing electrical/electronic units/components (such as switches, circuit boards)

• setting, aligning and adjusting replaced components

• tightening fastenings to the required torque

• making ‘off-load’ checks before re-pressurising the system

• carrying out emergency repairs

• testing the system for leaks

• functional ...

2.3

... testing of the maintained system

2.4

Remove and replace/refit a range of components, to include eighteen of the following:

• protection devices

• switches

• electrical connectors

• locking and retaining devices

• seals and gaskets

• sensors

• pumps

• valves

• motors

• pistons

• regulators

• power supplies

• batteries

• heater elements

• drain flasks

• display meter units

• printed circuit boards

• reservoirs

• receivers

• compressors

• cylinders

• actuators

• manifolds

• pipework

• gauges

• filters and filtration components

• inspection ports

• drains

• medical gas cylinders

• separators

• indicator lamps/LEDs

• identification markers

2.5

Report any instances where the maintenance activities cannot be fully met or where there are identified defects outside the planned schedule

2.6

Complete the relevant maintenance records accurately, to include one of the following, and pass them on to the appropriate person:

• job cards

• servicing logs or reports

• permit to work

• company-specific documentation

2.7

Dispose of waste materials in accordance with safe working practices and approved procedures

3

2a. Know how to maintain medical gas pipeline systems and equipment

3.1

Describe the health and safety, infection control and de-contamination requirements of the work area and equipment being maintained, and the responsibility these requirements place on the learner

3.2

Describe the statutory and advisory documentation relating to medical gas pipeline systems and equipment (such as warnings and guidance from the regulatory authority and British and European standards and HTM documentation)

3.3

Describe the importance of reporting any equipment adverse incidents to the regulatory authority

3.4

Describe the permit-to-work procedure that applies to the gas pipeline system being maintained

3.5

Explain how to recognise and deal with victims of electric shock (to include methods of safely removing the victim from the power source, isolating the power source, and methods of first aid resuscitation)

3.6

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

3.7

Describe the hazards associated with carrying out maintenance activities on medical gas pipeline systems and equipment, and how to minimise them and reduce any risks

3.8

Explain how to obtain and interpret documents needed in the maintenance activities (such as drawings, circuit and physical layouts, charts, specifications, manufacturers’ manuals, history/maintenance reports, graphical electronic/electrical symbols and BS7671/IEE wiring regulations)

3.9

Describe the working practices of, and the need to respect the hospital ward and/or patient environment

3.10

Describe the basic principles of operation of the medical gas pipeline system and equipment being maintained, and the function of individual components

3.11

Describe the identification and application of different types of valve (such as poppet, spool, piston, disc, ball)

3.12

Describe the identification and application of different types of sensor and actuator (such as rotary, linear, mechanical, electrical)

3.13

Describe the identification and application of different types of compressor (such as single acting, double acting)

3.14

Describe the identification and application of different types of pump (such as positive and dynamic, reciprocating, screw and claw)

3.15

Describe the sequence to be adopted for the dismantling/reassembly of various types of medical gas pipeline system

3.16

Describe the care, calibration, handling and application of appropriate measuring instruments and test equipment

4

2b. Know how to maintain medical gas pipeline systems and equipment (continued)

4.1

Describe the organisational policy on the repair/replacement of components, and the procedure for obtaining replacement parts, materials and other consumables necessary for the maintenance activities

4.2

Explain how to check that replacement components meet the required specification/operating conditions

4.3

Describe the techniques used to dismantle/reassemble medical gas pipeline systems and equipment

4.4

Describe the methods of removing and replacing components without causing damage to the equipment or other components

4.5

Describe the methods of attaching identification markers/labels to removed components or cables to assist with re-assembly

4.6

Describe the tools and equipment used in the maintenance activities

4.7

Describe the methods of checking that components are fit for purpose, and the need to replace ‘lifed’ items

4.8

Explain how to make adjustments to components/assemblies to ensure that they function correctly

4.9

Describe the methods used to label and identify different pipework systems (including colour coding/warning signs)

4.10

Explain how to check that tools and equipment are free from damage or defects, are in a safe and usable condition, and are configured correctly for the intended purpose

4.11

Describe the importance of ensuring that sampling and testing of medical gases is carried out on completion of the maintenance activities, and the implications if this is not carried out

4.12

Describe the importance of making visual checks before proving the equipment

4.13

Describe the generation of documentation and/or reports following the maintenance activity

4.14

Describe the equipment operating and control procedures to be applied during the maintenance activity

4.15

Describe the problems that can occur during the maintenance activity, and how they can be overcome

4.16

Describe the organisational procedure(s) to be adopted for the safe disposal of waste of all types of material

4.17

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

Equivalent Units
There are no equivalences to display.
2.1.3.0L