12510 Install and Change Domestic Meters and Regulators in a Gas Distribution Network

Explanatory notes

1This unit standard is intended for, but is not limited to, workplace assessment. The range statements relate to enterprise specific equipment, procedures, and processes.

2The current version of the following documents must be complied with:

Health and Safety in Employment Act 1992;

NZS 5258:2003 Gas distribution networks available at

NZS 5259:2004 Gas measurement available at

3All work practices must comply with regulations and codes pertaining to the gas industry.

4Definitions

Company procedures means the documented methods for performing work activities and include health and safety, environmental, and quality management requirements. They may refer to manuals, codes of practice, or policy statements.

Domestic meters in this unit standard means meters up to and including 25 cubic metres per hour.

GMS means gas measurement system.

Outcomes and evidence requirements

Outcome 1

Locate and identify procedures, documentation, and equipment for changing and installing domestic gas meters and regulators.

Evidence requirements

1.1Company procedures for changing and installing domestic meters and regulators are located and interpreted in relation to specified job requirements.

1.2Job instructions are confirmed in accordance with company procedures.

Rangeinstructions include – site location, utility plans and/or mark-outs, consents, easements, meter install-change docket, customer liaison.

1.3Potential environmental and safety hazards are identified in accordance with company procedures.

1.4Domestic meter and regulator equipment, components, and materials are identified and described in terms of type and function.

Rangeequipment – hand tools, GMS kit, fittings;

function – passing unaccounted for gas (also known as pug), working pressure test, flow, lockup.

1.5Equipment is described in terms of potential hazards of incorrect application and operation and the steps to avoid them are described in accordance with company procedures.

1.6Resource requirements are identified and sourced in accordance with company procedures.

Rangeplant, tools, materials, documentation, system components, personnel, communication equipment.

Outcome 2

Change and install domestic gas meters and regulators.

Evidence requirements

2.1Safety hazards are identified, and isolated, removed, or minimised in accordance with company procedures.

Rangemay include – personal protective equipment, safe access and egress, gas escape, fire, explosion, asphyxiation, environmental protection, continuity bonds.

2.2Equipment and materials for changing domestic gas meters and regulators are prepared, handled and positioned in accordance with company procedures and manufacturer’s instructions.

2.3Meter, regulator, and appliances are isolated and shutdown in accordance with manufacturer's and company procedures.

2.4System specifications are applied to the equipment being installed in accordance with company procedures.

Rangemeter location, condition, size.

2.5Domestic meters and regulators are installed and changed in accordance with company procedures and manufacturer’s instructions.

Rangemay include – GMS kit, seals, tags.

Outcome 3

Complete reporting and documentation.

Evidence requirements

3.1Information is communicated to other parties, both internal and external, in accordance with company procedures.

Rangemay include but is not limited to – special conditions, completion notice, additional work.

3.2Meter install-change dockets are completed and processed in accordance with company procedures.

This unit standard is expiring. Assessment against the unit standard must take place by the last date for assessments set out below.

Status information and last date for assessment for superseded versions

This CMR 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, 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.

Requirements for consent to assess and an outline of the moderation system that applies to this standard are outlined in the Consent and Moderation Requirements (CMR). The CMR 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.