NZQA Expiring unit standard
Title Pre-commission and inspect industrial liquids systems
3253 version 6
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4 Credits 5 Level
Purpose This unit standard is for people who work, or intend to work, in the heating, ventilation and air conditioning sector of the engineering industry. People credited with this unit standard are able to: check the compliance of an industrial liquids system with work site documents and ensure all services are connected; flush, purge and fill the system and check the operation of the plant and controls; check that the pipe work systems have been completed; set the system to operation; and record and report on pre-commissioning.
Classification Mechanical Engineering > Heating, Ventilating, and Air
Conditioning
Available grade
Entry information
Achieved
Recommended skills and knowledge
Open, however, it is recommended that people undertaking this unit standard are already credited with Unit 3205, Integrate industrial liquids systems components, or demonstrate equivalent knowledge and skills.
Explanatory notes
1 Work site documents include contracts, drawings and any installation documents for the installed industrial liquids system.
2 All work site practices must meet recognised codes of practice and documented safety procedures and safety plans (where these exceed code) for personal and work site safety, and obligations required under current legislation.
3 Industrial liquids include acids, alkalis, detergents, printing inks and food products.
4 A general knowledge of industrial liquids systems would be advantageous to people undertaking this standard.
Competenz
SSB Code 101571

New Zealand Qualifications Authority 2020

NZQA Expiring unit standard 3253 version 6
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1.4
1.5
1.6
1.7
Outcome 1
Check installation, connections and cleanliness of industrial liquids system.
Evidence requirements
Installation of system is checked for compliance with work site documents. 1.1
1.2 Services supply is checked in accordance with work site documents.
Range plumbing, electrical, water, gas.
1.3 Internal cleanliness after system flushing and purging meets work site documents’ specifications.
Cleanliness of filters an d strainers meets work site documents’ specifications.
Completion of system is verified against work site documents.
Fluid used to fill system meets work site documents’ specifications.
Air and contaminants removal meets work site documents’ specifications.
Outcome 2
Check system operation and completion.
Evidence requirements
2.1
2.2
Correct rotation of motors is verified in accordance with work site documents.
Amperage, current load and overload are verified against work site documents specifications.
’
2.3
2.4
Controls functions are verified against work site documents’ specifications.
Any non-completions of system are notified in accordance with company policies and procedures.
2.5 Completion of system to work site documents is organised and followed up in accordance with company policies and procedures.
2.6 Correct operation of total system is observed and confirmed in accordance with company policies and procedures.
Competenz
SSB Code 101571

New Zealand Qualifications Authority 2020

NZQA Expiring unit standard
Outcome 3
Record and report on system.
Evidence requirements
3.1
3253 version 6
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System compliance with pre-commissioning requirements is recorded in accordance with system documents.
3.2 Pre-commissioning report is completed and actioned in accordance with system documents and company policies and procedures.
Replacement information This unit standard, unit standard 3246, unit standard
3247, unit standard 3248, unit standard 3249, unit standard 3250, unit standard 3251, and unit standard
3252 have been replaced by unit standard 26339.
This unit standard is expiring. Assessment against the standard must take place before the expiry date set out below.
Status and review information
Expiring date 16 July 2010
Date version published 16 July 2010
Expiry date 31 December 2016
Accreditation and Moderation Action Plan (AMAP) reference 0013
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.
Competenz
SSB Code 101571

New Zealand Qualifications Authority 2020