NZQA Expiring unit standard
889 version 5
Page 1 of 4
Title
Repair an automotive alternator
Level
3
Credits
3
Purpose
This unit standard is for people in the automotive repair
industry. People credited with this unit standard are able to:
test an alternator, remove from the engine, and inspect
components; replace brushes and bearings; and assemble and
refit the alternator to the engine.
Classification
Motor Industry > Automotive Electrical and Electronics
Available grade
Achieved
Entry information
Critical health and
safety prerequisites
Unit 234, Describe automotive starting and charging systems
and their operation, or demonstrate equivalent knowledge and
skills.
Explanatory notes
1
The following legislation and amendments are required to be consulted and followed
where applicable:
– Health and Safety in Employment Act, 1992.
2
Unit standard Range this unit standard covers slip ring type alternators only.
3
Reference to suitable tools and equipment means industry approved tools and
equipment that are recognised within the industry as being the most suited to
complete the task to a professional and competent manner with due regard to safe
working practices.
4
Because of the particular nature of this unit standard, it is essential that the practical
assessment evidence is obtained from commercial jobs in the workplace under
normal workplace conditions.
NZ Motor Industry Training Organisation
(Incorporated)
SSB Code 101542
 New Zealand Qualifications Authority 2016
NZQA Expiring unit standard
889 version 5
Page 2 of 4
Outcomes and evidence requirements
Outcome 1
Test an alternator, remove from the engine, and inspect components.
Evidence requirements
1.1
Safe working practices are observed throughout the task.
Range
personal safety, safety of others, equipment and vehicle safety.
1.2
Suitable tools and equipment are selected and used to enable the test and
inspection to be carried out.
1.3
The alternator is tested on the vehicle to determine if it is faulty, according to
vehicle manufacturer's specifications, and the nature of any faults is identified
and noted.
1.4
The alternator is removed from the engine without damage to alternator or
associated connections, according to vehicle manufacturer's instructions.
1.5
The alternator is disassembled in the sequence and manner prescribed by the
manufacturer, and any signs indicating the cause of faults are noted.
1.6
Mechanical components are inspected for wear and damage, and the need for
repair or replacement is determined depending on extent of wear and damage.
Range
1.7
case, shaft, pulley, bearings, brushes, slip rings, rotor.
Repairs and replacement of components required, other than brushes and
bearings, are reported to the supervisor for further action.
Outcome 2
Replace brushes and bearings.
Evidence requirements
2.1
Safe working practices are observed throughout the task.
Range
personal safety, safety of others, equipment safety.
2.2
Suitable tools and equipment are selected and used to enable brushes and
bearings to be replaced.
2.3
Brushes and bearings are replaced according to vehicle manufacturer's
instructions.
NZ Motor Industry Training Organisation
(Incorporated)
SSB Code 101542
 New Zealand Qualifications Authority 2016
NZQA Expiring unit standard
889 version 5
Page 3 of 4
Outcome 3
Assemble and refit the alternator to the engine.
Evidence requirements
3.1
Safe working practices are observed throughout the task.
Range
personal safety, safety of others, equipment and vehicle safety.
3.2
Suitable tools and equipment are selected and used to enable the alternator to
be assembled and refitted to the vehicle.
3.3
The alternator is assembled in the sequence and manner prescribed by the
manufacturer and without damage to any of the parts.
3.4
The alternator is bench tested, and any necessary rectifications made, to
ensure that it complies with the manufacturer's specifications for a fully
serviceable unit.
3.5
The alternator is refitted to the engine according to vehicle manufacturer's
instructions.
3.6
The charging system test results are within vehicle manufacturer's
specifications.
Replacement information
This unit standard and unit standard 5457 have been
replaced by unit standard 24654.
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
29 October 1993
31 December 2016
Review
2
4 October 1996
31 December 2016
Review
3
26 February 1999
31 December 2016
Review
4
25 January 2008
31 December 2016
Rollover
5
19 November 2010
31 December 2016
Accreditation and Moderation Action Plan (AMAP) reference
0014
This AMAP can be accessed at http://www.nzqa.govt.nz/framework/search/index.do.
NZ Motor Industry Training Organisation
(Incorporated)
SSB Code 101542
 New Zealand Qualifications Authority 2016
NZQA Expiring unit standard
889 version 5
Page 4 of 4
Please note
Providers must be granted consent to assess against standards (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 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.
Consent 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.
NZ Motor Industry Training Organisation
(Incorporated)
SSB Code 101542
 New Zealand Qualifications Authority 2016