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Title / Demonstrate knowledge of contact breaker and capacitor discharge ignition systems used on motorcycles and small engines
Level / 3 / Credits / 2
Purpose / This theory-based unit standard is for people in the motorcycle and outdoor power equipment industries. People credited with this unit standard are able to demonstrate knowledge of a contact breaker (CB) ignition system and diagnostic procedures, and the operation and diagnostic procedures of a capacitor discharge ignition (CDI) system used on motorcycles and small engines.
Classification / Motor Industry > Automotive Electrical and Electronics
Available grade / Achieved
Guidance Information
Definition
Service information may include but is not limited to – technical information of a vehicle, machine, or product detailing operation; installation and servicing procedures; manufacturer instructions and specifications; technical terms and descriptions; and detailed illustrations. This can be accessed in hard copy or electronic format and is normally sourced from the manufacturer.
Outcomes and performance criteria
Outcome 1
Demonstrate knowledge of a CB ignition system and diagnostic procedures used on motorcycles and small engines.
Performance criteria
1.1Purpose of the CB ignition system is described in accordance with manufacturer specifications.
1.2Battery and magneto CB ignition systems are described in accordance with manufacturer specifications
1.3The circuit layout of a CB ignition system is described, and the function of each part defined, in accordance with service information.
1.4The operation of the ignition system is described in accordance with service information.
1.5Procedures for inspecting, testing, and diagnosing the ignition system for faults are explained in accordance with service information.
Rangehigh tension (HT) circuit, low tension circuit;
visual inspection, electrical tests.
1.6Rectification procedures are explained in accordance with service information.
Outcome 2
Demonstrate knowledge of the operation and diagnostic procedures of a CDI system used on motorcycles and small engines.
Performance criteria
2.1The circuit layout of a CDI system is described in accordance with service information.
2.2The operation of the assembled ignition system is described by the use of block diagrams in accordance with service information.
2.3Special precautions that should be taken when working with a CDI system are described in accordance with service information.
2.4Procedures for inspecting, testing, and diagnosing the ignition system for faults are explained in accordance with service information.
RangeHT circuit, low tension circuit, CDI module;
visual inspection, electrical tests.
Replacement information / This unit standard and unit standard 235 were replaced by unit standard 30574.This unit standard and unit standard 24115 replaced unit standard 979.
This unit standard is expiring. Assessment against this unit standard must take place by the last date for assessments set out below.
Status information and last date for assessment for superseded versions
Process / Version / Date / Last Date for AssessmentRegistration / 1 / 25 January 2008 / 31 December 2020
Review / 2 / 26 October 2017 / 31 December 2020
Consent and Moderation Requirements (CMR) reference / 0014
This CMR can be accessed at
MITO New Zealand IncorporatedSSB Code 101542 / New Zealand Qualifications Authority 2018 / / New Zealand Qualifications Aut