NZQA registered unit standard
17544 version 4
Page 1 of 4
Title
Supervise metallic protective coating operations
Level
4
Credits
20
Purpose
People credited with this unit standard are able to: verify
cleanliness of surfaces; supervise preparations for application
of metallic protective coatings; supervise the application of
metalspray; supervise the maintenance of spray equipment;
and describe the rectification of metallic coating problems.
Classification
Industrial Coatings > Protective Coatings
Available grade
Achieved
Entry information
Critical health and
safety prerequisites
Unit 17547, Demonstrate knowledge of health and safety for
blaster coating operations, or demonstrate equivalent
knowledge and skills.
Explanatory notes
1
Documents relevant to this unit standard include:
ISO 8501-1: 2007 Preparation of Steel Substrates Before Application of Paints and
Related Products – Visual Assessment Of Surface Cleanliness - Part 1, available at
http://www.iso.org/iso/; or Steel Structures Painting Manual Volumes 1 and 2, J. D.
Keane (Ed.), (Pittsburgh Steel Structures Painting Council, 1995) available at
http://www.sspc.org/;
AS/NZS 2312: 2002: Guide to the protection of structural steel against atmospheric
corrosion by the use of protective coatings;
Safety Data Sheets;
Product labels.
2
Definitions
Company procedures refer to documented methods for performing work activities
and include health and safety, environmental, and quality management requirements.
They may refer to manuals, codes of practice, manufacturer’s instructions, or policy
statements.
Job specifications may include written and oral direction for specific tasks, standard
procedures documented in company quality manuals, and technical procedures for
specific materials or equipment.
Site safety plan refers to the documented safety plan for the site required by law to
ensure compliance with the requirements of the Health and Safety in Employment
Act 1992 and its subsequent amendments.
NZ Motor Industry Training Organisation
(Incorporated) (MITO)
SSB Code 101542
 New Zealand Qualifications Authority 2016
NZQA registered unit standard
17544 version 4
Page 2 of 4
Outcomes and evidence requirements
Outcome 1
Verify cleanliness of surfaces.
Evidence requirements
1.1
Visual inspection of steel substrate verifies that surface is cleaned to near white
classification (Class 2 ½).
1.2
Inspection verifies that the surface profile of a non-steel substrate meets job
specifications.
1.3
Surface is checked for oil, grease, and other contamination, and is accepted or
rejected in accordance with company procedures.
Outcome 2
Supervise preparations for application of metallic protective coatings.
Evidence requirements
2.1
Supervision ensures that personal protective equipment is fitted and worn in
accordance with site safety plan, manufacturer’s instructions, and Safety Data
Sheets.
2.2
Supervision ensures that wire type and condition are confirmed as being in
accordance with job specifications and product label.
2.3
Supervision ensures that wire is loaded into flame or arc gun in accordance with
manufacturer’s instructions.
2.4
Supervision ensures that the coating application machine is started and
adjusted in accordance with manufacturer's instructions.
Outcome 3
Supervise the application of metalspray.
Range
one of – zinc, zinc-aluminium pre-alloy, zinc-aluminium pseudo-alloy,
aluminium, aluminium-magnesium alloy.
Evidence requirements
3.1
Film thickness is confirmed as meeting job specifications.
3.2
Supervision ensures that spray test coupon results are within job specifications.
Range
test coupon is to measure at least 50mm x 120mm x 1.2mm.
NZ Motor Industry Training Organisation
(Incorporated) (MITO)
SSB Code 101542
 New Zealand Qualifications Authority 2016
NZQA registered unit standard
17544 version 4
Page 3 of 4
3.3
Supervision ensures that, after spraying, the area is checked for adequacy of
adhesion and cohesion accordance with company procedures.
3.4
Supervision ensures that checks are made in accordance with company
procedures to ensure that the metal spray is free from contamination before
applying any wet coating.
Outcome 4
Supervise the maintenance of spray equipment.
Evidence requirements
4.1
Supervision ensures that equipment is checked for maintenance, and is
subsequently repaired or reported for repair in accordance with company
procedures.
4.2
Supervision ensures that spray equipment is cleaned, shut down, and stored in
accordance with manufacturer’s instructions and company procedures.
Outcome 5
Describe the rectification of metallic coating problems.
Evidence requirements
5.1
Metallic coating problems are described in terms of rectifying flaws that occur
during machine preparation.
Range
5.2
three flaws.
Metallic coating problems are described in terms of rectifying flaws that occur
during spraying operations.
Range
three flaws.
Planned review date
31 December 2019
Status information and last date for assessment for superseded versions
Process
Version Date
Last Date for Assessment
Registration
1
28 August 2000
31 December 2012
Review
2
20 November 2006
31 December 2013
Review
3
18 October 2012
31 December 2016
Review
4
16 April 2015
N/A
NZ Motor Industry Training Organisation
(Incorporated) (MITO)
SSB Code 101542
 New Zealand Qualifications Authority 2016
NZQA registered unit standard
17544 version 4
Page 4 of 4
Consent and Moderation Requirements (CMR) reference
0114
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.
Comments on this unit standard
Please contact the NZ Motor Industry Training Organisation (Incorporated) (MITO)
info@mito.org.nz if you wish to suggest changes to the content of this unit standard.
NZ Motor Industry Training Organisation
(Incorporated) (MITO)
SSB Code 101542
 New Zealand Qualifications Authority 2016