NZQA Expiring unit standard
230 version 10
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Title
Repair and manufacture automotive components by oxy-acetylene
gas welding
Level
2
Credits
3
Purpose
This unit standard is for people in the automotive repair
industry. People credited with this unit standard are able to
assemble and light up an oxy-acetylene welding plant ready for
use, and repair and manufacture mild steel components by
oxy-acetylene gas welding.
Classification
Motor Industry > Automotive Workshop Engineering
Available grade
Achieved
Explanatory notes
The following legislation, standards, and their amendments are required to be consulted
and followed where applicable:
Health and Safety in Employment Act, 1992;
Transport (Vehicle Standards) Regulations, 1990.
Outcomes and evidence requirements
Outcome 1
Assemble and light up an oxy-acetylene welding plant ready for use.
Evidence requirements
1.1
Suitable protective clothing is worn by the operator.
Range
1.2
Work precautions necessary for the safety of the operator, the plant, and nearby
personnel are taken.
Range
1.3
protection for – eyes, hands, hair, clothing, feet.
removal of oils, greases, fuels, and hazardous waste from the
work area; screens; welding in a designated area; protection from
excessive heat of materials surrounding the intended weld.
The gas cylinders, pressure regulators, hoses, and torch are inspected visually
for serviceability, and assembled so that there are no gas leaks, no internal dust
and dirt, and no trace of oil and grease.
NZ Motor Industry Training Organisation
(Incorporated)
SSB Code 101542
 New Zealand Qualifications Authority 2016
NZQA Expiring unit standard
230 version 10
Page 2 of 3
1.4
A welding tip, suitable for the job, is selected in accordance with the equipment
manufacturer's chart, and fitted to the torch.
1.5
A neutral flame is established.
Outcome 2
Repair and manufacture mild steel components by oxy-acetylene gas welding.
Evidence requirements
2.1
Safety precautions are followed throughout the welding operation.
Range
safety of the operator, equipment safety, safety of nearby
personnel.
2.2
Preparatory work on the components and parts, necessary to ensure a sound
weld, is carried out.
2.3
The weld is completed having good penetration, neat appearance, and minimal
distortion of the component.
2.4
The welded component is cooled in a manner which ensures that any harmful
effects on the component that could result from the way in which it is cooled,
are kept to a minimum.
2.5
The welded component is suitably positioned and marked whilst cooling, to
reduce the risk of any personnel getting burnt.
2.6
The plant is shut down in accordance with manufacturer's instructions, and
stored securely and safely in its designated location.
Replacement information
This unit standard and unit standard 3885 have been
replaced by unit standard 21682 and unit standard
21685.
This unit standard is expiring. Assessment against the standard must take place by
the last date for assessment set out below.
NZ Motor Industry Training Organisation
(Incorporated)
SSB Code 101542
 New Zealand Qualifications Authority 2016
NZQA Expiring unit standard
230 version 10
Page 3 of 3
Status information and last date for assessment for superseded versions
Process
Version Date
Last Date for Assessment
Registration
1
28 February 1993
31 December 2016
Review
2
4 August 1995
31 December 2016
Revision
3
30 October 1997
31 December 2016
Revision
4
28 May 1998
31 December 2016
Review
5
20 December 1998
31 December 2016
Revision
6
13 March 2001
31 December 2016
Revision
7
16 October 2003
31 December 2016
Rollover
8
25 July 2006
31 December 2020
Rollover
9
19 November 2010
31 December 2020
Rollover
10
22 August 2014
31 December 2020
Consent and Moderation Requirements (CMR) reference
0014
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.
NZ Motor Industry Training Organisation
(Incorporated)
SSB Code 101542
 New Zealand Qualifications Authority 2016