AURETR025
Test, charge and replace batteries and jump-start vehicles


Application

This unit describes the performance outcomes required to test, charge, replace, retest and secure a range of automotive batteries, including vehicle or machinery jump-starting procedures. It involves preparing for the task, inspecting and testing the battery to determine serviceability, charging, jump-starting, removing and replacing, and undertaking the final retesting of batteries, and completing workplace processes and documentation.

It applies to those working in the automotive service and repair industry. The batteries include those in agricultural machinery, heavy commercial vehicles, light vehicles, vessels, motorcycles, mobile plant machinery or outdoor power equipment.

No licensing, legislative, regulatory or certification requirements apply to this unit at the time of publication.


Elements and Performance Criteria

Elements

Elements describe the essential outcomes.

Performance Criteria

Performance criteria describe the performance needed to demonstrate achievement of the element. Where bold and italicised text is used, further information is detailed in the range of conditions section.

1. Prepare to test, charge and replace batteries and jump-start vehicle

1.1 Job requirements are determined according to workplace instructions

1.2 Technical information for testing batteries and equipment safe operating procedures are accessed and interpreted from vehicle or machinery and battery manufacturer specifications

1.3 Hazards associated with the work are identified and risks are managed

1.4 Tools, equipment and materials are selected and checked for serviceability

2. Test battery and determine serviceability

2.1 Battery is inspected and tested according to manufacturer specifications, workplace procedures, and safety and environmental requirements

2.2 Battery cables, terminals and case are visually inspected to determine faults or damage

2.3 Electrolyte levels are checked and topped up as required

2.4 Battery and terminals are cleaned using correct equipment and battery cleaning materials

2.5 Battery voltage and load are checked to determine if battery requires charging, jump-starting or replacement

3. Charge battery

3.1 Technical information for charging is interpreted from vehicle or machinery and battery manufacturer specifications

3.2 Tools and equipment for charging battery are identified, selected and prepared according to manufacturer specifications and workplace procedures

3.3 Electrolyte levels are checked and topped up as required

3.4 Battery charge rate is determined and battery charger is connected to battery according to manufacturer specifications, workplace procedures and safety requirements

3.5 Battery is charged according to manufacturer specifications, workplace procedures and safety requirements

3.6 Battery charger is turned off and disconnected, and electrolyte levels are rechecked, according to manufacturer specifications, workplace procedures and safety requirements as required

4. Carry out jump-start procedures

4.1 Jump-start is carried out according to manufacturer specifications, workplace procedures and safety requirements, and without causing damage to vehicle or machinery

4.2 Battery voltage is identified and confirmed as being appropriate to jump-start procedures and vehicle or machinery

4.3 Leads are connected and disconnected in correct sequence and polarity according to manufacturer specifications, workplace procedures and safety requirements

5. Remove and replace battery

5.1 Appropriate power source memory back-up device is connected to ensure no loss of power to accessories as required

5.2 Battery terminals are disconnected according to manufacturer specifications, workplace procedures and safety requirements

5.3 Battery is removed from vehicle according to manufacturer specifications, workplace procedures and safety requirements

5.4 Replacement battery is chosen appropriate to electrical and physical specifications and measurements of vehicle or machinery

5.5 Battery is replaced and secured according to manufacturer specifications, workplace procedures and safety requirements

5.6 Battery terminals are reconnected and tightened according to manufacturer specifications, workplace procedures and safety requirements

5.7 Post-replacement testingis carried out to confirm battery charging system is operating to manufacturer specifications, any reported problems are resolved, and no other problems are present

6. Complete work processes

6.1 Final inspection is made to ensure work is to workplace expectations and vehicle, vessel or machinery is presented ready for use

6.2 Work area is cleaned, waste and non-recyclable materials are disposed of, and recycled material is collected

6.3 Tools and equipment are checked and stored and any faulty electrical equipment is identified, tagged and isolated according to workplace procedures

6.4 Workplace documentation is processed according to workplace procedures

Evidence of Performance

Before competency can be determined, individuals must demonstrate they can perform the following according to the standard defined in the unit’s elements, performance criteria, range of conditions and foundation skills:

test two different types of automotive batteries

charge two batteries, in which the work must involve:

slow or trickle charging one battery

rapid charging the second battery

remove and replace batteries from two different vehicles or machinery

jump-start two different vehicles or machinery.


Evidence of Knowledge

Individuals must be able to demonstrate knowledge of:

work health and safety (WHS) and occupational health and safety (OHS) requirements relating to testing, charging and replacing batteries and jump-start vehicles, including procedures for:

safely operating:

battery testing equipment

battery charging equipment

selecting and using personal protective equipment (PPE), including safety glasses

identifying hazards and controlling risks associated with:

battery, vehicle and machinery movement before carrying out work

wearing jewellery while working around high current wiring systems

environmental requirements, including procedures for:

following safety data sheets (SDS) to trap, store and dispose of toxic and corrosive substances

disposing of or recycling batteries

location and content of manufacturer specifications, workplace procedures, and SDS

types, application and operation of batteries, including:

lead acid batteries, including deep cycle batteries

gel batteries

absorbed glass mat batteries

calcium batteries

lithium ion and lithium ion phosphate batteries

battery connection methods for 6 volt, 12 volt, 24 volt and 48 volt, including:

series

parallel

series parallel

battery classification methods, including:

cold cranking amps (CCA)

reserve capacity (RC)

amp hour rating

battery testing procedures, including:

testing safety requirements

visual inspection procedures

voltage drop testing

hydrometer testing

high rate discharge testing

battery charging procedures, including:

charging safety requirements

slow, fast and trickle charging

battery memory retention

battery replacement procedures, including:

replacement safety requirements

terminal disconnection

battery selection

battery installation and terminal connection

securing battery in vehicle

system recalibration procedures

battery jump-start procedures, including:

vehicle and personnel safety requirements

battery terminal disconnection

jumper lead connection and disconnection.


Assessment Conditions

Assessors must satisfy NVR/AQTF assessor requirements.

Competency is to be assessed in the workplace or a simulated environment that accurately reflects performance in a real workplace setting.

Assessment must include direct observation of tasks.

Where assessment of competency includes third-party evidence, individuals must provide evidence that links them to the batteries that they have tested, charged, replaced and jump-started, e.g. repair orders.

Assessors must verify performance evidence through questioning on skills and knowledge to ensure correct interpretation and application.

The following resources must be made available:

automotive repair workplace or simulated workplace

workplace instructions

manufacturer battery specifications

PPE for testing, charging, removing and replacing batteries and jump-starting vehicles and machinery, including safety glasses

two different types of serviceable batteries

two different vehicles or machinery requiring jump-starting

tools, equipment and materials appropriate for battery testing, charging and replacement, including:

load testing device

hydrometer

multimeter

jumper leads

battery charger

battery cleaning materials.


Foundation Skills

This section describes those language, literacy, numeracy and employment skills that are essential to performance and are not explicit in the performance criteria.

Skills

Description

Learning skills to:

locate appropriate sources of information efficiently.

Reading skills to:

interpret safety data sheets (SDS), and safe operating procedures in manufacturer specifications and workplace procedures

interpret text, symbols and wiring diagrams in manufacturer specifications, and workplace instructions and procedures.

Writing skills to:

legibly and accurately fill out workplace documentation.

Oral communication skills to:

clarify instructions

report inspection findings and make recommendations.

Numeracy skills to:

identify, interpret and match components and requirements to manufacturer specifications, including:

battery types

battery identification numbers and specifications

cold cranking amp (CCA) and reserve capacity (RC) battery rating requirements

use mathematical formulas and operations to calculate correct charge rate and charging period for the type and capacity of battery.

Planning and organising skills to:

plan own work requirements and prioritise actions to achieve required outcomes and ensure tasks are completed within workplace timeframes.

Technology skills to:

use specialised tools and equipment relating to testing, charging and replacing batteries and jump-starting vehicles correctly and safely, including battery chargers, hydrometers and jumper leads.


Range Statement

This section specifies work environments and conditions that may affect performance. Essential operating conditions that may be present (depending on the work situation, needs of the candidate, accessibility of the item, and local industry and regional contexts) are included. Bold italicised wording, if used in the performance criteria, is detailed below.

Tools, equipment and materials must include:

load testing devices

hydrometers

multimeters

jumper leads

battery chargers

battery cleaning materials.

Safety and environmental requirements must include:

work health and safety (WHS) and occupational health and safety (OHS) requirements, including procedures for:

safely operating:

battery testing equipment

battery charging equipment

selecting and using personal protective equipment (PPE), including safety glasses

identifying hazards and controlling risks associated with:

battery, vehicle and machinery movement before carrying out work

wearing jewellery while working around high current wiring systems

environmental requirements, including procedures for:

following SDS to trap, store and dispose of toxic and corrosive substances

disposing of or recycling batteries.

Determining battery charge rate must include:

calculating correct charge rate

calculating charging period for type and capacity of battery.

Choosing replacement battery must include:

determining battery specifications to suit vehicle or machinery manufacturer specifications, including correct:

voltage

CCA and RC ratings.


Sectors

Technical - Electrical and Electronic


Competency Field

Electrical