NZQA Expiring unit standard
4407 version 3
Page 1 of 3
Title
Complete hydrostatic tests of scuba cylinders
Level
5
Credits
1
Purpose
People credited with this unit standard are able to complete
hydrostatic tests of cylinders used in conjunction with selfcontained underwater breathing apparatus (scuba) to the
standards set by Department of Labour Occupational Safety
and Health - Explosives and Dangerous Goods Division, and to
industry criteria.
Classification
Diving > Diving - General
Available grade
Achieved
Entry information
Critical health and
safety prerequisites
Unit 4406, Conduct visual inspections of scuba cylinders or
demonstrate equivalent knowledge and skills.
Explanatory notes
1
Audit procedures outlined in this unit standard would be undertaken by the New
Zealand Underwater Association (NZUA) or Testing Laboratory and Registration
Council (TELARC).
2
The Dangerous Goods (Class 2 - Gases) Regulations 1980 and subsequent
amendments detail the requirements for SCUBA cylinder testing.
3
This unit standard is
expiring
All training providers offering any recreational scuba diving units must ensure that the
training is conducted by a qualified instructor in current teaching status with one of
the listed agencies: National Association of Underwater Instructors (NAUI),
Professional Association of Diving Instructors (PADI), Scuba Schools International
(SSI), Confederation Mondiale des Activities Subaquatique (CMAS) (or an equivalent
determined by the ITO); and the instructor be providing training in accordance with
the standards and procedures of the respective training agency.
Outcomes and evidence requirements
Outcome 1
Use and maintain hydrostatic testing station, plant, and equipment.
Skills Active Aotearoa Limited
SSB Code 101576
 New Zealand Qualifications Authority 2016
NZQA Expiring unit standard
Range
4407 version 3
Page 2 of 3
site layout, lighting, drainage, cleanliness, Library of Standards, test rig,
spanners, measuring equipment, restraining equipment, inspection equipment,
weighing apparatus, test documents, recalibrations, calibration records,
authorised stamp, cleaning materials, drying, ‘o’ rings, lubricants, relief devices.
Evidence requirements
1.1
Selected test station equipment complies with Dangerous Goods Regulations.
1.2
Station Procedures Manual has been prepared to NZUA or TELARC
requirements.
1.3
Maintenance and calibration of equipment comply with Dangerous Goods
Regulations.
Outcome 2
Conduct hydrostatic cylinder test to industry criteria.
Evidence requirements
2.1
Exterior and interior inspection complies with Dangerous Goods Regulations.
2.2
Completed test procedure meets documented guideline required by the Chief
Inspector, Explosives and Dangerous Goods Division.
2.3
Cylinder is drained, dried, re-valved, and stamped in accordance with
Dangerous Goods Regulations.
2.4
Testing report is completed, and customer copy attached to cylinder as proof of
results of total test.
2.5
Completed testing documentation meets industry criteria, and is attached to
cylinder.
Outcome 3
This unit standard is
expiring
Meet assessment criteria during audit of station and signatories to regulatory
requirements.
Evidence requirements
3.1
Practical assessment of signatory complies with NZUA or TELARC criteria.
3.2
Theoretical assessment of test station operators complies with NZUA or
TELARC criteria.
3.3
Complete station audit by way of check sheet complies with NZUA or TELARC
criteria.
Skills Active Aotearoa Limited
SSB Code 101576
 New Zealand Qualifications Authority 2016
NZQA Expiring unit standard
Replacement information
4407 version 3
Page 3 of 3
This unit standard has been replaced by unit standard
28412.
This unit standard is expiring. Assessment against the standard must take place by
the last date for assessment set out below.
Status information and last date for assessment for superseded versions
Process
Version Date
Last Date for Assessment
Registration
1
24 November 1995
31 December 2016
Revision
2
17 July 2001
31 December 2016
Review
3
20 November 2014
31 December 2016
Consent and Moderation Requirements (CMR) reference
0099
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.
This unit standard is
expiring
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.
Skills Active Aotearoa Limited
SSB Code 101576
 New Zealand Qualifications Authority 2016