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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 diagnose and repair marine steering system
   • Job requirements are determined from workplace instructions
   • Diagnostic information is sourced and interpreted
   • Diagnostic options are analysed and those most appropriate to the circumstances are selected
   • Hazards associated with the work are identified and risks are managed
   • Diagnostic tools and equipment are selected and checked for serviceability
2. Diagnose steering system
   • Diagnostic tests are carried out according to workplace procedures and safety requirements
   • Faults are identified from diagnostic test results and causes of faults are determined
   • Diagnosis findings, including recommendations for necessary repairs or adjustments, are reported according to workplace procedures
3. Repair steering system
   • Repair information is sourced and interpreted
   • Repair options are analysed and those most appropriate to the circumstances are selected
   • Repair tools, equipment and materials are selected and checked
   • Repairs and component replacements and adjustments are carried out according to manufacturer specifications, workplace procedures and safety requirements, and without causing damage to components or systems
   • Post-repair testing is carried out according to workplace procedures to confirm fault rectification, and any further problems detected as having been introduced during the repair process are rectified
4. Complete work processes
   • Final inspection is made to ensure work is to workplace expectations and vessel is presented ready for use
   • Work area is cleaned, waste and non-recyclable materials are disposed of, and recyclable material is collected
   • Tools and equipment are checked and stored according to workplace procedures
   • Workplace documentation is processed according to workplace procedures
5. Prepare to diagnose and repair marine steering system
   • Job requirements are determined from workplace instructions
   • Diagnostic information is sourced and interpreted
   • Diagnostic options are analysed and those most appropriate to the circumstances are selected
   • Hazards associated with the work are identified and risks are managed
   • Diagnostic tools and equipment are selected and checked for serviceability
6. Diagnose steering system
   • Diagnostic tests are carried out according to workplace procedures and safety requirements
   • Faults are identified from diagnostic test results and causes of faults are determined
   • Diagnosis findings, including recommendations for necessary repairs or adjustments, are reported according to workplace procedures
7. Repair steering system
   • Repair information is sourced and interpreted
   • Repair options are analysed and those most appropriate to the circumstances are selected
   • Repair tools, equipment and materials are selected and checked
   • Repairs and component replacements and adjustments are carried out according to manufacturer specifications, workplace procedures and safety requirements, and without causing damage to components or systems
   • Post-repair testing is carried out according to workplace procedures to confirm fault rectification, and any further problems detected as having been introduced during the repair process are rectified
8. Complete work processes
   • Final inspection is made to ensure work is to workplace expectations and vessel is presented ready for use
   • Work area is cleaned, waste and non-recyclable materials are disposed of, and recyclable material is collected
   • Tools and equipment are checked and stored according to workplace procedures
   • 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: avoiding pinch points when operating steering systems working with high hydraulic oil pressures.

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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:

diagnose and repair a fault in two of the following marine steering systems:

mechanical cable

hydraulic steering

electrohydraulic steering.

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Knowledge Evidence

Individuals must be able to demonstrate knowledge of:

work health and safety (WHS) and occupational health and safety (OHS) requirements relating to diagnosing and repairing marine steering systems, including:

procedures for avoiding pinch points when operating steering systems

procedures for working with high hydraulic oil pressures

methods for determining safe working loads of ropes, chains and cables

operating principles of marine steering systems and associated components, including:

rudders and the principle of unequal water pressures

propwash

application, purpose and operation of marine steering systems and components, including:

rope, cable and chain systems

inboard steering systems, including:

steering gear

balanced and unbalanced rudders

electrohydraulic steering

outboard engine steering, including:

mechanical cable

hydraulic steering

electrohydraulic steering

stern drive steering, including:

power steering

electrohydraulic steering

bow and stern thrusters, including:

electric systems

hydraulic systems

diagnostic testing procedures for marine steering systems, including:

rudder wear down

mechanical cable testing, including:

helm evaluation, including backlash

draglink wear

hydraulic system testing, including:

pressure testing

testing system for air

draglink wear

electrohydraulic system testing, including:

pressure testing

component electrical testing

repair procedures for marine steering systems, including procedures for:

selecting steering system appropriate to vessel

dismantling, repairing and lubricating steering system components

replacing components

replacing helm and ram seal

identifying and measuring cables

post-repair testing procedures for marine steering systems, including procedures for testing for smooth operation and full range of movement.

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