NZQA registered unit standard
Title
4013 version 5
Page 1 of 4
Remove coatings from aircraft, aircraft components and aeronautical components by plastic media blasting
Level
Purpose
4 Credits 20
People credited with this unit standard are able to: prepare to remove and remove coating systems from aircraft, aircraft components, or aeronautical equipment by plastic media blasting in cabinets or by using open blasting machines; and complete finishing activities.
Classification Aeronautical Engineering > Aircraft Painting
Available grade Achieved
Explanatory note
All tasks are to be carried out in accordance with enterprise procedures, the enterprise being the organisation carrying out the work. Enterprise procedures referred to in this unit standard are the applicable procedures found in the following: enterprise exposition; manufacturer publications; Government and local body legislation; airworthiness authority requirements.
Outcome 1
Prepare to remove the coating system from aircraft, aircraft components, or aeronautical equipment.
Evidence requirements
1.1 Task is determined by reviewing documentation and enterprise procedures.
1.2 Resources are obtained and checked for serviceability or status in accordance with enterprise procedures.
Range publications, materials, equipment, safety equipment, clothing, hazard warning signs.
1.3 Aircraft, aircraft components, or aeronautical equipment identification is matched with documentation.
1.4 Environment is established in accordance with enterprise procedures.
Range temperature, lighting, ventilation, work area secured.
ServiceIQ
SSB Code 9068

New Zealand Qualifications Authority 2020

NZQA registered unit standard 4013 version 5
Page 2 of 4
1.5
1.6
Ground equipment is positioned in accordance with enterprise procedures.
Aircraft, aircraft component, or aeronautical equipment is prepared and masked in accordance with enterprise procedures.
Range may include but is not limited to
– substrate identification, skin mapping.
Outcome 2
Remove the coating system from aircraft, aircraft components, or aeronautical equipment.
Range plastic media blasting in cabinets, open blasting machines.
Evidence requirements
2.1 Pre-removal processes are carried out in accordance with enterprise procedures.
Range may include but is not limited to
– earthed, Aero Almen strip test, stand-off distance calculated, blast impingement angle calculated, dwell time calculated, nozzle/hose line pressure test, media purity confirmed.
2.2 Coating is removed using plastic media blasting in accordance with enterprise procedures.
2.3 Aircraft, aircraft components, or aeronautical equipment are washed or cleaned in accordance with enterprise procedures.
2.4 Aircraft, aircraft components, or aeronautical equipment masking is removed in accordance with enterprise procedures.
2.5 Inspections are obtained in accordance with enterprise procedures.
Range may include but is not limited to
– independent, duplicate, progressive, surface roughness scans.
Outcome 3
Complete finishing activities.
Evidence requirements
3.1 Resources are checked for serviceability in accordance with enterprise procedures.
3.2 Waste and surplus materials are disposed of or recycled in accordance with enterprise procedures.
ServiceIQ
SSB Code 9068

New Zealand Qualifications Authority 2020

NZQA registered unit standard
Range
4013 version 5
Page 3 of 4 may include but is not limited to – serviceable, unserviceable, surplus, waste, scrap, hazardous.
3.3
3.4
Documentation is completed in accordance with enterprise procedures.
Completion activities specific to the task and work area are carried out in accordance with enterprise procedures.
Range activities may include but are not limited to – tool control, cleanliness, tidiness, return of publications, preparation for next activity, return of aircraft and systems to normal.
Planned review date 31 December 2018
Status information and last date for assessment for superseded versions
Process Version Date Last Date for Assessment
Registration 1 19 June 1995 31 December 2016
Revision
Revision
2
3
7 August 1997
8 May 2001
31 December 2016
31 December 2016
Review 4 19 May 2006 31 December 2016
Review 5 18 June 2014 N/A
Consent and Moderation Requirements (CMR) reference 0028
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.
ServiceIQ
SSB Code 9068

New Zealand Qualifications Authority 2020

NZQA registered unit standard 4013 version 5
Page 4 of 4
Comments on this unit standard
Please contact ServiceIQ qualifications@serviceiq.org.nz
if you wish to suggest changes to the content of this unit standard.
ServiceIQ
SSB Code 9068

New Zealand Qualifications Authority 2020