NZQA Expiring unit standard
25347 version 2
Page 1 of 4
Title
Prepare and operate an air-entangling or air-twisting machine to wind
yarn
Level
3
Credits
8
Purpose
This unit standard is for people working in the yarn making
industry. People credited with this unit standard are able to:
demonstrate knowledge of an air- entangling or air-twisting
machine; comply with company and statutory health, safety,
and environment requirements; prepare and operate an airentangling or air-twisting machine; identify and fix operational
and product faults; clean air-entangling or air-twisting machine
and work area; and keep records.
Classification
Textiles Manufacture > Core Yarn Processing
Available grade
Achieved
Entry information
Critical health and
safety prerequisites
Prerequisite: Unit 4194, Wind yarn, or demonstrate equivalent
knowledge and skills.
Explanatory notes
1
Competence will be demonstrated on the type of air-entangling or air-twisting
machine installed in the candidate’s workplace. This may be hank to package or
package to package with manual or automatic doffing.
2
Competence will be demonstrated on a range of products produced in the
candidate’s workplace.
3
Performance of the elements must comply with the Health and Safety in Employment
Act 1992.
4
Workplace productivity and quality requirements must be met.
5
Workplace procedures refer to the verbal or documented procedures for performing
work activities and include health and safety, operational, environmental, and quality
management requirements. They may refer to manuals, manufacturer's
specifications, codes of practice, or policy statements.
Outcomes and evidence requirements
Competenz
SSB Code 101571
 New Zealand Qualifications Authority 2016
NZQA Expiring unit standard
25347 version 2
Page 2 of 4
Outcome 1
Demonstrate knowledge of an air-entangling or air-twisting machine.
Evidence requirements
1.1
Parts of the machine are identified and described in terms of their function and
operation.
Range
1.2
may include but is not limited to – accumulator, compressor,
conveyor belt, creel, driving spindle, emergency stop button and
cable, jet box, machine controls, overfeed rollers, tension devices,
tube holders, tube magazine, twist tubes, yarn cutter, yarn
detectors, yarn guides, yarn lift.
Reasons for air entangling or air twisting are explained in terms of product
characteristics and end uses.
Outcome 2
Comply with company and statutory health, safety, and environment requirements.
Evidence requirements
2.1
Company-supplied clothing, safety equipment, and materials are worn and used
according to workplace procedures and statutory requirements.
2.2
Work methods comply with workplace procedures and statutory requirements to
minimise the risk of ill-health and injuries to self and others.
2.3
Unsafe and unhealthy conditions are identified and reported according to
workplace procedures and statutory requirements.
Outcome 3
Prepare and operate an air-entangling or air-twisting machine.
Evidence requirements
3.1
Machine is prepared for operation according to workplace procedures.
Range
yarn identified, creel loaded, yarn thread up completed, tension
devices adjusted, take-up package put in place.
3.2
Machine is operated according to workplace procedures.
3.3
Test samples are taken according to workplace procedures.
3.4
Machine settings are adjusted to produce packages to in accordance with
workplace procedures.
Range
Competenz
SSB Code 101571
tension, package build and density.
 New Zealand Qualifications Authority 2016
NZQA Expiring unit standard
3.5
25347 version 2
Page 3 of 4
Yarn is processed according to workplace procedures.
Range
creel maintained, tube magazine maintained, end breaks mended,
full packages doffed and stacked, test samples taken.
Outcome 4
Identify and fix operational and product faults.
Evidence requirements
4.1
Yarn faults are identified and corrective action is taken according to workplace
procedures.
Range
4.2
Yarn joins are made according to workplace procedures.
Range
4.3
may include but is not limited to – yarn breaks, yarn appearance,
package build and density, contamination.
may include but is not limited to – knot, splice.
Machine faults are identified and corrective action is taken according to
workplace procedures.
Range
may include but is not limited to – uneven twist, loose twist, over
twist.
Outcome 5
Clean air-entangling or air-twisting machine and work area.
Evidence requirements
5.1
Machine and work area are kept clear of fibre and waste to prevent
contamination.
5.2
Machine is cleaned at batch end and/or periodically in accordance with
workplace procedures.
5.3
Waste is collected and sorted according to workplace procedures.
Outcome 6
Keep records.
Evidence requirements
6.1
Production records are maintained according to workplace procedures.
Range
Competenz
SSB Code 101571
machine batch settings, production records, maintenance records.
 New Zealand Qualifications Authority 2016
NZQA Expiring unit standard
25347 version 2
Page 4 of 4
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
21 November 2008
31 December 2019
Review
2
19 May 2016
31 December 2019
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