Google Links

Follow the links below to find material targeted to the unit's elements, performance criteria, required skills and knowledge

Elements and Performance Criteria

1. Prepare to reset steering system alignment
   • Purpose for resetting steering system alignment is established from workplace instructions and confirmed with customer
   • Practicality of customer specifications are assessed and discussed with customer
   • Proposed modifications are assessed in relation to ADRs and safety compliance
2. Carry out alignment pre-checks
   • Vehicle is tested according to workplace procedures and safety requirements to ensure its condition is appropriate to safely reset steering system alignment
   • Vehicle wheel alignment pre-check specifications are sourced and interpreted
   • Wheel alignment equipment and tools are checked according to manufacturer and workplace procedures
3. Adjust alignment to achieve required specifications
   • Vehicle wheel alignment specifications are sourced and interpreted
   • Wheel alignment measuring equipment is connected to vehicle according to manufacturer specifications and workplace procedures
   • Wheel alignment measurements are performed and recorded according to manufacturer specifications, workplace procedures and safety requirements
   • Adjustments are carried out according to manufacturer specifications, workplace procedures and safety requirements
   • Post-adjustment wheel alignment measurements are performed and recorded according to manufacturer specifications, workplace procedures and safety requirements
   • Vehicle is tested to confirm accuracy of adjustments according to workplace procedures
4. Complete work processes
   • Final inspection is made to ensure work is to workplace expectations and vehicle is presented ready for use
   • Work area is cleaned, waste and non-recyclable materials are disposed of, and recyclable material is collected
   • Wheel aligner maintenance is completed and tools and equipment are checked and stored according to workplace procedures
   • Alignment adjustment data is entered into customer's vehicle records and workplace documentation is processed according to workplace procedures
5. Prepare to reset steering system alignment
   • Purpose for resetting steering system alignment is established from workplace instructions and confirmed with customer
   • Practicality of customer specifications are assessed and discussed with customer
   • Proposed modifications are assessed in relation to ADRs and safety compliance
6. Carry out alignment pre-checks
   • Vehicle is tested according to workplace procedures and safety requirements to ensure its condition is appropriate to safely reset steering system alignment
   • Vehicle wheel alignment pre-check specifications are sourced and interpreted
   • Wheel alignment equipment and tools are checked according to manufacturer and workplace procedures
7. Adjust alignment to achieve required specifications
   • Vehicle wheel alignment specifications are sourced and interpreted
   • Wheel alignment measuring equipment is connected to vehicle according to manufacturer specifications and workplace procedures
   • Wheel alignment measurements are performed and recorded according to manufacturer specifications, workplace procedures and safety requirements
   • Adjustments are carried out according to manufacturer specifications, workplace procedures and safety requirements
   • Post-adjustment wheel alignment measurements are performed and recorded according to manufacturer specifications, workplace procedures and safety requirements
   • Vehicle is tested to confirm accuracy of adjustments according to workplace procedures
8. Complete work processes
   • Final inspection is made to ensure work is to workplace expectations and vehicle is presented ready for use
   • Work area is cleaned, waste and non-recyclable materials are disposed of, and recyclable material is collected
   • Wheel aligner maintenance is completed and tools and equipment are checked and stored according to workplace procedures
   • Alignment adjustment data is entered into customer's vehicle records and workplace documentation is processed according to workplace procedures

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.

Safety requirements must include:

work health and safety (WHS) and occupational health and safety (OHS) requirements, including procedures for using air jacks.

---

Performance Evidence

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

reset the steering system alignment of two different vehicles, in which the work must involve measuring, recording and adjusting the following angles on all four wheels of each vehicle:

camber

caster

steering axis inclination (SAI)

toe (toe-in and toe-out)

toe-out on turns.

---

Knowledge Evidence

Individuals must be able to demonstrate knowledge of:

work health and safety (WHS) and occupational health and safety (OHS) requirements relating to resetting steering system alignment, including procedures for using air jacks

application, purpose and function of steering angles, including:

Ackermann principle of steering

camber

caster

SAI

thrust angle

toe-in and toe-out

toe-out on turns

included angle

point of intersection

scrub radius

reasons for making non-standard alignment settings on driving and ride characteristics, including:

fitting modified road springs

fitting revised shock absorbers

fitting modified sway bars

altering ride height

fitting non-standard wheel and tyre combinations

variations to understeer and oversteer

off-road use

vehicle wheel alignment pre-check procedures, including:

assessing steering system alignment adjustments against safety and Australian Design Rule (ADR) compliance

road testing

analysing tyre wear

determining wheel run-out

determining vehicle height

checking frame alignment

types and operation of wheel alignment systems, including:

laser aligners

visual aligners

camera aligners

wheel alignment checking procedures, including:

checking caster

checking camber

checking toe-in

checking toe-out on turns

wheel alignment adjustment procedures, including:

adjusting caster

adjusting camber

adjusting toe-in

adjusting toe-out on turns.

---