2448 version 6
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Blend and open greasy wool
Level
2
Credits
3
Purpose
This unit standard is for people working in the wool scouring industry. People
credited with this unit standard are able to prepare and use blending and
opening equipment to process greasy wool, produce product to the required
quality, carry out minor maintenance and maintain records as required.
Subfield
Textiles Manufacture
Domain
Wool Scouring
Status
Registered
Status date
25 January 1995
Date version published
25 June 2007
Planned review date
31 December 2010
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
Competency should be demonstrated on mechanical blending and opening
equipment. Actual equipment will depend on type of equipment installed at the
workplace.
2
All activities will be carried out in accordance with the Health and Safety in
Employment Act 1992.
 New Zealand Qualifications Authority 2016
2448 version 6
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Elements and performance criteria
Element 1
Demonstrate knowledge of wool blending prior to scouring.
Performance criteria
1.1
Blending process is described in terms of method and reasons for blending prior
to scouring.
Range
reasons – price, colour, length, consistency.
Element 2
Prepare wool for blending and opening.
Performance criteria
2.1
Wools for processing are assembled according to work instruction.
2.2
Bale labels are checked according to work instruction to ensure correct wool is
being used.
Element 3
Set-up blending and opening machinery for operation.
Performance criteria
3.1
Machine settings are set according to work instructions.
3.2
Mechanical equipment is checked and verified as meeting workplace safety
criteria.
Range
3.3
guards, safety switches.
Start-up sequence for machinery is followed according to machine
requirements.
Element 4
Monitor blending process.
Performance criteria
4.1
Blend components are monitored to ensure component ratio is maintained
according to work instructions.
4.2
Product and machinery are monitored during processing and adjustments made
according to machine requirements to optimise production and quality.
 New Zealand Qualifications Authority 2016
2448 version 6
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4.3
Machine blockages are cleared when they occur, according to workplace and
safety procedures.
4.4
Records are maintained according to workplace practice.
Element 5
Clean blending and opening equipment and perform minor maintenance.
Performance criteria
5.1
Plant safety procedures are followed when cleaning and maintaining machines.
5.2
Wool is cleared from operating parts of machines and immediate work area to
prevent contamination and machine damage.
5.3
Maintenance procedures are carried out according to workplace practice.
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