2901 version 7
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Draw-in and tie-on a warp for weaving
Level
2
Credits
3
Purpose
This unit standard is for people working in the weaving industry. People
credited with this unit standard are able to: identify and explain features of
yarns and equipment; interpret a draft; draw in yarn and sley reed according
to the work instruction; and knot on to existing gear.
Subfield
Textiles Manufacture
Domain
Weaving
Status
Registered
Status date
3 April 1995
Date version published
21 May 2010
Planned review date
31 December 2013
Entry information
Open.
Accreditation
Evaluation of documentation by NZQA and industry.
Standard setting body (SSB)
Competenz
Accreditation and Moderation Action Plan (AMAP) reference
0030
This AMAP can be accessed at http://www.nzqa.govt.nz/framework/search/index.do.
Special notes
1
Plant safety practices comply with Health and Safety in Employment Act 1992 and
workplace procedures.
2
Workplace productivity and quality requirements will be met.
 New Zealand Qualifications Authority 2016
2901 version 7
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Elements and performance criteria
Element 1
Demonstrate knowledge of warps and drawing-in.
Performance criteria
1.1
Yarn twist directions are identified and distinguished between.
Range
1.2
Components of the warp and gear are identified and described in terms of their
function and use.
Range
1.3
S, Z.
beam, headle wires, headle shafts, reed.
Drawing-in variables are calculated according to work instructions.
Range
draft, number of headle wires per headle shaft, number of ends
per dent in sley.
Element 2
Prepare for drawing-in.
Performance criteria
2.1
Headle shafts are prepared according to draft specified in work instructions.
Range
headle wires mounted on headle shaft, eye direction according to
twist direction, headle shafts hung in order.
2.2
Beam is mounted in the stand so that the yarn draws from the beam according
to operating procedure.
2.3
Lease bands are replaced by rods so that no sections are missed.
2.4
Handing-in machine is prepared according to machine operating instructions
when use of the machine is required by work instructions.
Element 3
Draw-in warp and sley the reed.
Range
drawing in – manual or handing-in machine.
Performance criteria
3.1
Yarn is drawn into the gear according to the draft.
 New Zealand Qualifications Authority 2016
2901 version 7
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3.2
Reed is sleyed according to work instructions.
Range
number of ends per dent.
Element 4
Tie-on the warp.
Performance criteria
4.1
Yarn twist direction in new warp is identified and plant procedure followed when
twist direction in old warp is different to that in new warp.
4.2
Tying-on or knotting machine settings produce yarn joins according to
workplace requirement.
Range
4.3
needle size, warp tensions, settings according to machine
instructions.
New warp end corresponds to end in old warp.
Please note
Providers must be accredited by NZQA, or an inter-institutional body with delegated
authority for quality assurance, before they can report credits from assessment against
unit standards or deliver courses of study leading to that assessment.
Industry Training Organisations must be accredited by NZQA before they can register
credits from assessment against unit standards.
Accredited providers and Industry Training Organisations assessing against unit standards
must engage with the moderation system that applies to those standards.
Accreditation requirements and an outline of the moderation system that applies to this
standard are outlined in the Accreditation and Moderation Action Plan (AMAP). The
AMAP 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 Competenz info@competenz.org.nz if you wish to suggest changes to the
content of this unit standard.
 New Zealand Qualifications Authority 2016