NZQA Expiring unit standard
19641 version 3
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Title
Install refrigeration and air conditioning systems in vehicles under
supervision
Level
4
Credits
20
Purpose
People credited with this unit standard are able with
supervision to: prepare for the installation of refrigeration and
air conditioning systems in vehicles; install refrigeration and air
conditioning system components to the vehicle; and charge the
components of refrigeration and air conditioning systems with
lubricants and secondary heat transfer liquids as required.
Classification
Motor Industry > Automotive Workshop Engineering
Available grade
Achieved
Entry information
Recommended skills
and knowledge
Unit 19640, Make and assemble mobile refrigeration and air
conditioning system components under supervision, or
demonstrate equivalent knowledge and skills.
Explanatory notes
The following legislation, subsequent amendments, regulations, and code of practice must
be followed where applicable: Health and Safety in Employment Act 1992; Ozone Layer
Protection Act 1996; Resource Management Act 1991; Transport (Vehicle Standards)
Regulations 1990; MTA Automotive Air Conditioning Code Of Practice.
Outcomes and evidence requirements
Outcome 1
Prepare for the installation of refrigeration and air conditioning systems in vehicles.
Evidence requirements
1.1
Installation drawings and component instructions are verified with the
supervisor.
1.2
All materials and components needed for installation are verified with the
supervisor, and obtained according to company policy.
NZ Motor Industry Training Organisation
(Incorporated)
SSB Code 101542
 New Zealand Qualifications Authority 2016
NZQA Expiring unit standard
1.3
Arrangements are made for the installation and provision of ancillary services
within the specifications, and arrangements are confirmed with the supervisor.
Range
1.4
19641 version 3
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water, refrigerant, wiring, plumbing.
Legislative requirements for the installation are verified with the supervisor and
are followed.
Outcome 2
Install refrigeration and air conditioning system components to the vehicle.
Evidence requirements
2.1
Safety precautions are observed when installing components according to
legislative requirements.
Range
personal safety, safety of other people, tool and equipment safety,
vehicle safety.
2.2
Major components are positioned and secured in accordance with drawings,
designs, specifications, and supervisor’s instructions.
2.3
Supports and bracketing to secure pipework are positioned and fixed in
accordance with drawings, designs, specifications, and supervisor’s
instructions.
2.4
Piping, tubing, ducting and insulation are positioned and secured in accordance
with drawings, specifications, and supervisor’s instructions.
2.5
Ancillary components such as valves and controls are installed in accordance
with drawings, specifications, and supervisor’s instructions.
2.6
The work of associated tradespeople is coordinated to enable the installation to
proceed as scheduled.
Outcome 3
Charge the components of refrigeration and air conditioning systems with lubricants and
secondary heat transfer fluids as required.
Evidence requirements
3.1
System and component integrity (no leaks) is confirmed and verified with the
supervisor.
3.2
Components and systems are charged with lubricants and secondary heat
transfer fluids in accordance with system instructions, specifications, industry
codes and regulations, and supervisor’s instructions.
NZ Motor Industry Training Organisation
(Incorporated)
SSB Code 101542
 New Zealand Qualifications Authority 2016
NZQA Expiring unit standard
19641 version 3
Page 3 of 3
3.3
Identification labels are affixed to systems and components in accordance with
industry codes and regulations and verified with the supervisor.
3.4
The systems are prepared for testing, and documentation is completed
according to company policy.
This unit standard is expiring. Assessment against the standard must take place by
the last date for assessment set out below.
Status information and last date for assessment for superseded versions
Process
Version Date
Last Date for Assessment
Registration
1
20 September 2002
31 December 2016
Review
2
20 March 2008
31 December 2016
Rollover
3
19 November 2010
31 December 2016
Accreditation and Moderation Action Plan (AMAP) reference
0014
This AMAP can be accessed at http://www.nzqa.govt.nz/framework/search/index.do.
Please note
Providers must be granted consent to assess against standards (accredited) by NZQA, or
an inter-institutional body with delegated authority for quality assurance, before they can
report credits from assessment against unit standards or deliver courses of study leading
to that assessment.
Industry Training Organisations must be granted consent to assess against standards by
NZQA before they can register credits from assessment against unit standards.
Providers and Industry Training Organisations, which have been granted consent and
which are assessing against unit standards must engage with the moderation system that
applies to those standards.
Consent requirements and an outline of the moderation system that applies to this
standard are outlined in the Accreditation and Moderation Action Plan (AMAP). The
AMAP also includes useful information about special requirements for organisations
wishing to develop education and training programmes, such as minimum qualifications for
tutors and assessors, and special resource requirements.
NZ Motor Industry Training Organisation
(Incorporated)
SSB Code 101542
 New Zealand Qualifications Authority 2016