Elements and Performance Criteria

The range statement relates to the unit of competency as a whole. It allows for different work environments and situations that may affect performance. Bold italicised wording, if used in the performance criteria, is detailed below.
Electrical systems may include:
AC generators
Alarm systems
Batteries
Emergency electrical supply
Emergency generators
Generators
Motor starting circuits
Power and lighting
Shore supply
Steering gear circuits
Switchboards
Maintenance requirements may include:
Battery maintenance
Motor replacement
Replacing:
light bulbs
faulty wiring
Testing:
alarm systems
emergency generator
power and lighting systems
Consumables and equipment may include:
Hand and power tools rated for electrical work
Replacement parts
Test equipment
Nature of breakdown may include:
Blown fuses or open circuit breakers
Earthing
Failure of electricity generating systems
Motor brake failure to release
Motor failure
Shorting
Materials may include:
Batteries
Damaged wiring
Used lamps
Rags

The evidence guide provides advice on assessment and must be read in conjunction with the performance criteria, the required skills and knowledge, the range statement and the Assessment Guidelines for the Training Package.
Critical aspects for assessment and evidence required to demonstrate competency in this unit
The evidence required to demonstrate competence in this unit must be relevant to and satisfy all of the requirements of the Elements, Performance Criteria, Required Skills, Required Knowledge and include:
being aware of own ability and limits to rectify irregularities and faults
ensuring currency of relevant legislative and regulatory knowledge
implementing workplace environmental and waste management procedures correctly.
Context of and specific resources for assessment
Performance is demonstrated consistently over time and in a suitable range of contexts.
Resources for assessment include access to:
industry-approved marine operations site where undertaking basic maintenance of electrical systems can be conducted
tools, equipment and personal protective equipment currently used in industry
relevant regulatory and equipment documentation that impacts on work activities
range of relevant exercises, case studies and/or other simulated practical and knowledge assessments
appropriate range of relevant operational situations in the workplace.
In both real and simulated environments, access is required to:
relevant and appropriate materials and equipment
applicable documentation including workplace procedures, regulations, codes of practice and operation manuals.
Method of assessment
Practical assessment must occur in an:
appropriately simulated workplace environment and/or
appropriate range of situations in the workplace.
A range of assessment methods should be used to assess practical skills and knowledge. The following examples are appropriate to this unit:
direct observation of the candidate undertaking basic maintenance of electrical systems
direct observation of the candidate applying relevant WHS/OHS requirements and work practices.
Guidance information for assessment
Holistic assessment with other units relevant to the industry sector, workplace and job role is recommended.
In all cases where practical assessment is used it should be combined with targeted questioning to assess Required Knowledge.
Assessment processes and techniques must be appropriate to the language and literacy requirements of the work being performed and the capacity of the candidate.