NZQA Expiring unit standard
7215 version 6
Page 1 of 4
Title
Tune and maintain a wilton carpet weaving machine
Level
4
Credits
50
Purpose
This unit standard is for people working in the carpet
manufacturing industry. People credited with this unit standard
are able to: demonstrate knowledge of wilton tuning; set up a
wilton loom for operation; identify and rectify sub-standard
weaving performance; prepare a loom maintenance schedule;
carry out routine maintenance on a loom; and rectify loom
mechanism faults.
Classification
Textiles Manufacture > Carpet Manufacture
Available grade
Achieved
Entry information
Prerequisite: Unit 7214, Weave carpet on a wilton carpet
weaving machine; or demonstrate equivalent knowledge and
skills.
Critical health and
safety prerequisites
Explanatory notes
1
Plant safety practices and procedures comply with Health and Safety in Employment
(HSE) Act 1992, and workplace procedures.
2
Workplace productivity and quality requirements are met.
Outcomes and evidence requirements
Outcome 1
Demonstrate knowledge of wilton tuning.
Evidence requirements
1.1
Loom settings which may be changed during tuning-up are described in terms
of their effect on the weaving process and product quality.
Range
1.2
beat up, pile wires, yarn tension weights, weave construction.
Weft and pile yarn properties are described in terms of their effect on weaving
set-up, operating performance, and product quality.
Competenz
SSB Code 101571
 New Zealand Qualifications Authority 2016
NZQA Expiring unit standard
Range
7215 version 6
Page 2 of 4
yarn type, count, twist, strength, hairiness.
Outcome 2
Set up a wilton loom for operation.
Evidence requirements
2.1
Set-up is carried out in accordance with workplace safety procedures.
2.2
Machine settings produce product to specification.
Range
beat up rate, pile wires, yarn tension.
2.3
Carpet surface appearance meets product standard.
2.4
Set-up records are maintained according to workplace practice.
Outcome 3
Identify and rectify sub-standard weaving performance.
Evidence requirements
3.1
Cause is identified, and corrective action is chosen according to workplace
practice.
3.2
Corrective action is prioritised in relation to production schedule and resource
constraints.
Range
3.3
resource constraints – labour, parts, finance.
Weaving performance is maximised.
Outcome 4
Prepare a loom maintenance schedule.
Evidence requirements
4.1
Schedule identifies loom components requiring routine maintenance according
to workplace requirement.
4.2
Schedule indicates timing and frequency of maintenance.
4.3
Procedures for maintenance are specified.
4.4
Loom performance rates are assessed in terms of plant productivity and quality
standards.
Outcome 5
Competenz
SSB Code 101571
 New Zealand Qualifications Authority 2016
NZQA Expiring unit standard
7215 version 6
Page 3 of 4
Carry out routine maintenance on a loom.
Evidence requirements
5.1
Maintenance is carried out according to maintenance schedule and workplace
practice.
Range
5.2
components identified in schedule, timing and frequency,
procedures specified in schedule.
Maintenance records are kept according to workplace requirements.
Outcome 6
Rectify loom mechanism faults.
Evidence requirements
6.1
Mechanism is removed and/or disassembled, according to the manufacturer’s
procedure, to enable replacement or repair.
6.2
Mechanism components are assessed for replacement or repair, according to
manufacturer’s and/or workplace criteria.
6.3
Replacement or repair is carried out according to manufacturer’s and/or
workplace procedure.
6.4
Mechanism is reassembled and/or replaced on loom according to
manufacturer’s procedure.
6.5
Repaired mechanism is reset and/or tuned to operate to machine specification.
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
28 May 1996
31 December 2019
Revision
2
16 November 1998
31 December 2019
Revision
3
10 October 2001
31 December 2019
Revision
4
12 August 2004
31 December 2019
Rollover and
Revision
5
26 March 2007
Review
6
19 May 2016
Competenz
SSB Code 101571
31 December 2019
31 December 2019
 New Zealand Qualifications Authority 2016
NZQA Expiring unit standard
7215 version 6
Page 4 of 4
Consent and Moderation Requirements (CMR) reference
0030
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.
Competenz
SSB Code 101571
 New Zealand Qualifications Authority 2016