25408 version 1
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Manage installation and commissioning of a solar hot water system
Level
5
Credits
10
Purpose
People credited with this unit standard are able to: assess and confirm
system design suitability for a solar hot water system; organise and prepare
pre-installation documentation; plan and manage solar hot water system
installation; manage testing and commissioning of solar hot water system;
train solar hot water system users; and handover commissioned solar hot
water system.
Subfield
Plumbing, Gasfitting and Drainlaying
Domain
Plumbing
Status
Registered
Status date
23 January 2009
Date version published
23 January 2009
Planned review date
31 December 2013
Entry information
Open.
Accreditation
Evaluation of documentation and visit by NZQA and
industry.
Standard setting body (SSB)
The Skills Organisation
Accreditation and Moderation Action Plan (AMAP) reference
0008
This AMAP can be accessed at http://www.nzqa.govt.nz/framework/search/index.do.
Special notes
1
This unit standard differs from Unit 24305, Install, test, commission, and maintain
solar water heating systems. Candidates are required to manage the total install
including - verifying and determining fluid flows, procuring equipment and
components.
2
Non-plumbers who manage solar hot water system installation may be assessed for
this unit standard. Any person that installs sanitary plumbing – as defined in the
Plumbers, Gasfitters, and Drainlayers (PGD) Act 2006 is required to hold a current
plumbing certificate or licence in accordance with the PGD Act.
 New Zealand Qualifications Authority 2016
25408 version 1
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3
Legislation relevant to this unit standard includes but is not limited to – the PGD Act,
Health and Safety in Employment Act 1992, Building Act 2004.
4
All aspects of this unit standard must meet New Zealand Building Code (NZBC)
requirements and amendments. The NZBC is a schedule to the Building Regulations
1992. It provides requirements for compliance with the Building Act 2004 when
constructing a new building or altering an existing one. The NZBC sets out
performance standards that building work must meet, and covers aspects such as
structural stability, fire safety, access, moisture control, durability, services and
facilities.
5
Definitions
Company requirements include the policy, procedures, and methodologies of the
company. They include requirements documented in company and site health and
safety plans, quality assurance documents, and contract work programmes.
Industry practice – meets relevant standards, codes, and legislative requirements.
Job specifications – refer to the documented information found in construction
drawings, project specification documents, legislation, regulations and codes.
6
Any legislation, standard, or code superseding any of the above will apply, pending
review of this unit standard.
Elements and performance criteria
Element 1
Assess and confirm system design suitability for a solar hot water system.
Performance criteria
1.1
System design is assessed to confirm that it meets client’s operational
requirements.
1.2
System design is assessed to confirm that it is suitable for installation.
Range
1.3
includes but is not limited to – compliance with NZBC, fixing to
structure, mounting frames, roof or cladding penetration, pipe
insulation, temperature and pressure protection, disposal
discharge.
Solar fluid flows for system are determined and checked in accordance with
intended operating parameters.
Range
determination includes application of hydraulic principles.
Element 2
Organise and prepare pre-installation documentation.
Performance criteria
2.1
New Zealand building consent application documentation is prepared in
conjunction with the client in accordance with industry practice.
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2.2
Operation and maintenance manual is prepared or confirmed in accordance
with job specifications.
Range
includes troubleshooting.
Element 3
Plan solar hot water system installation.
Performance criteria
3.1
Logistical planning is efficient in accordance with industry practice.
3.2
Planning for installation includes liaison with component suppliers and
procurement of components in accordance with job specifications.
3.3
Planning includes liaison with client to minimise disruptions during installation.
3.4
Planning includes liaison with other trades on site to ensure co-ordination of
work.
3.5
Installer qualification is verified in accordance with the requirements of the job.
3.6
Installer licence class is checked and is current, in accordance with the PGD
Act.
Element 4
Manage solar hot water system installation.
Performance criteria
4.1
Management enables system to be installed in accordance with specifications.
4.2
The installation of piping, joints, valves and components is monitored in
accordance with on site job requirements and specifications.
4.3
Any onsite adjustments to specification are recorded and meet user and
regulatory requirements.
4.4
Any as-built variations to the specification are updated in the system
documentation.
4.5
Building consent applications are arranged, and where necessary compliance
requirements are addressed in accordance with industry practice.
 New Zealand Qualifications Authority 2016
25408 version 1
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Element 5
Manage testing and commissioning of a solar hot water system.
Performance criteria
5.1
System is tested and commissioned in accordance with job specifications.
Range
contract, installation and operational specifications.
5.2
System settings are adjusted and optimised to meet user requirements in
accordance with job specifications.
5.3
Testing and commissioning are documented in accordance with contract and
maintenance schedule requirements.
Element 6
Train solar hot water system users.
Performance criteria
6.1
Features of the system are explained in accordance with job specifications.
6.2
System limitations and performance expectations are clarified with the user in
accordance with system specifications.
6.3
Maintenance requirements are explained in accordance with job specifications.
6.4
User adjustments are explained in accordance with job specifications.
Range
includes but is not limited to – solar heating control, supplementary
heating control, pump.
6.5
The operation manual and sources of reference are explained in accordance
with job specifications.
6.6
Warranty and after sales service provision are explained in accordance with job
specifications.
6.7
User troubleshooting is explained to the client in accordance with the
operational manual guidelines.
6.8
Client is assessed in the actual operation and understanding of the system in
accordance with job specifcations.
Range
6.9
questioning, setting and observing user operational tasks.
Client training is documented as part of the commissioning process in
accordance with company requirements.
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Element 7
Handover commissioned solar hot water systems.
Performance criteria
7.1
Handover includes installation, commissioning and user training report in
accordance with company requirements.
7.2
Handover includes operation and maintenance manual in accordance with job
specifications.
Range
includes but is not limited to – maintenance check list,
troubleshooting.
7.3
Handover includes system and component manufacturer information in
accordance job specifications.
7.4
Handover includes warranty information in accordance with company
requirements.
7.5
Handover includes code of compliance information and records in accordance
with job specifications.
Please note
Providers must be 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 accredited by NZQA before they can register
credits from assessment against unit standards.
Accredited providers and Industry Training Organisations assessing against unit standards
must engage with the moderation system that applies to those standards.
Accreditation 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.
Comments on this unit standard
Please contact The Skills Organisation info@skills.org.nz if you wish to suggest changes
to the content of this unit standard.
 New Zealand Qualifications Authority 2016