NZQA registered unit standard
22978 version 3
Page 1 of 3
Title
Demonstrate knowledge of wood product quality
Level
2
Credits
5
Purpose
People credited with this unit standard are able to demonstrate
knowledge of: the impact of core-wood, outer-wood, and
softwood defects on wood product quality; and quality control in
wood product manufacturing.
Classification
Wood Manufacturing - Generic Skills > Wood Manufacturing
Foundation Skills
Available grade
Achieved
Entry information
Recommended skills
and knowledge
Unit 736, Demonstrate knowledge of physical characteristics of
wood, or demonstrate equivalent knowledge and skills.
Explanatory notes
1
The reference text for this is: Wood Product Quality, published by Competenz and
available from Competenz at http://www.competenz.org.nz, or Competenz, PO Box
9005, Newmarket, Auckland 1149.
2
The following apply to the performance of all outcomes of this unit standard:
a All work practices must meet recognised codes of practice and documented
worksite health and safety and environmental procedures (where these exceed
the code) for personal, product, and worksite health and safety, and must meet
the obligations required under current legislation, including the Health and Safety
in Employment Act 1992, the Resource Management Act 1991, and their
subsequent amendments.
b All work practices must meet documented worksite operating procedures. This
includes the recording (by electronic or non-electronic means) of activities,
events, and decisions.
c All evidence of communications gathered in relation to this unit standard must be
in accordance with worksite procedures for content, recipient, timing, and method.
3
Definitions
Corrective action refers to actions such as communication to management,
communication to on-site technical support person, communication to off-site
technical support person, cleaning, communication with maintenance staff,
recalibration, or changes made to the operating system in accordance with worksite
documentation.
Competenz
SSB Code 101571
 New Zealand Qualifications Authority 2016
NZQA registered unit standard
22978 version 3
Page 2 of 3
Wood product manufacturing relates to wood panel and solid wood processing
operations producing semi-finished and finished product from commodity raw
materials.
Worksite policies and procedures refer to documented policies and to documented or
other directions provided to staff. These include, but are not limited to, ways of
managing health and safety, environmental considerations, quality, and production,
and must conform to legislation. Examples include standard operating procedures,
company health and safety plans, on-site briefings, and supervisor’s instructions.
Outcomes and evidence requirements
Outcome 1
Demonstrate knowledge of the impact of core-wood, outer-wood, and softwood defects on
wood product quality.
Evidence requirements
1.1
Core-wood and outer-wood are identified from samples and their impact on
wood product quality is explained in accordance with the reference text.
1.2
Softwood defects are identified from samples and their causes and impact on
wood product quality are explained in accordance with the reference text.
Range
defects – intergrown knots, partially intergrown knots, loose knots,
tight encased knots, spike knots, combination or group knots, knot
holes, pith, wane, spring or crook, bow, twist, cup, sapstain, resin
pockets.
Outcome 2
Demonstrate knowledge of quality control in wood product manufacturing.
Evidence requirements
2.1
Product quality requirements for each internal processing step are described in
accordance with worksite policies and procedures.
2.2
Methods used to ensure quality requirements are met at each processing step
are described in accordance with worksite policies and procedures.
Range
2.3
methods may include but are not limited to – measuring
equipment, check sheets, visual inspections, sampling;
evidence of a minimum of two is required.
Manufacturing defects are identified from samples, and potential causes and
corrective actions are explained in accordance with worksite policies and
procedures.
Range
Competenz
SSB Code 101571
manufacturing defects may include but are not limited – hit and
miss, machine damage, splits, burn marks, blow outs, staple
 New Zealand Qualifications Authority 2016
NZQA registered unit standard
22978 version 3
Page 3 of 3
marks, colour mismatch, pin holes, delaminations, knife marks,
snipes, single pitch marks;
evidence of four manufacturing defects is required.
2.4
The purpose of maintaining document control for quality checks is explained in
accordance with the reference text.
2.5
Options for further processing or re-processing to reclaim or add value to the
product are identified in accordance with worksite policies and procedures.
Planned review date
31 December 2015
Status information and last date for assessment for superseded versions
Process
Version Date
Last Date for Assessment
Registration
1
18 December 2006
31 December 2012
Review
2
25 January 2008
31 December 2012
Review
3
15 April 2011
N/A
Consent and Moderation Requirements (CMR) reference
0173
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 (CMRs). 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.
Comments on this unit standard
Please contact the Competenz at info@competenz.org.nz if you wish to suggest changes
to the content of this unit standard.
Competenz
SSB Code 101571
 New Zealand Qualifications Authority 2016