UEERE0069 — Diagnose and rectify faults in renewable energy (RE) control systems
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What an assessment for UEERE0069 must cover
81 assessable components: 3 elements (14 performance criteria), 5 performance evidence and 62 knowledge evidence requirements. An audit-defensible tool maps every question and task back to these — that mapping is the coverage matrix Auditori generates alongside the assessment.
Elements & performance criteria
1 Prepare to diagnose and rectify faults
- 1.1Work health and safety (WHS)/occupational health and safety (OHS) processes and procedures for relevant work area are identified and applied in accordance with workplace procedures
- 1.2The nature of the fault/issue is identified from stakeholders and relevant data and documentation
- 1.3Requirements for working with other stakeholders are confirmed and applied
- 1.4Required materials, tools, apparatus and testing devices are identified, accessed and checked for correct operation and safety
- 1.5Need to test or measure live electrical work is determined in accordance with WHS/OHS requirements and workplace procedures
2 Diagnose and rectify faults in RE control systems
- 2.1Circuits/apparatus are isolated in accordance with WHS/OHS requirements and workplace procedures
- 2.2Nature of reported fault/issue is verified
- 2.3System testing is conducted and documented
- 2.4Fault/s are diagnosed, faulty equipment is identified, and the replacement products required are documented
- 2.5System is made safe, faulty apparatus is dismantled, recorded and stored in accordance with manufacturer guides and stakeholder instructions
- 2.6Repaired or replaced apparatus is assembled in accordance with manufacturer guidelines, industry standards and regulation
3 Complete and report fault-finding and repair activities
- 3.1Repaired apparatus is tested and commissioned in accordance with manufacturer guidelines, industry standards and regulation
- 3.2Work area is cleaned and made safe
- 3.3Repair is documented and stakeholders notified
Performance evidence
- applying relevant work health and safety (WHS)/occupational health and safety (OHS) procedures
- verifying the reported faults/issues
- diagnosing fault/issue based on measured and expected values
- determining and implementing solution
- documenting issue and justification for the solution used
Knowledge evidence
- renewable energy (RE) system electronics, including:
- fault-finding techniques encompassing:
- factors to consider in clarifying the nature of a fault:
- initial fault report
- confirmation of symptoms of the fault
- comparison of symptoms with normal operation
- effect to cause reasoning — assumptions of possible causes
- methods for testing assumptions:
- visual inspection
- sectional testing
- split-half tests
- component isolation
- dealing with intermittent faults
- semiconductor components encompassing:
- symbols for common semiconductor components, including rectifier diodes, light-emitting diodes (LEDs), zener diodes, bipolar transistors, darlington pairs, MOSFETs, IGBTs, SCRs and triacs
- basic function of these devices above
- major rating parameters of devices above
- applications for each device
- I-V curve characteristics of diodes and the current gain characteristic of bipolar transistors
- linear regulated direct current (d.c.) power supplies encompassing:
- label circuit diagrams for half wave and full wave, single phase and three phase rectifiers
- voltage and current waveforms for these rectifier circuits with and without capacitor filtering
- peak output voltages from single phase and three phase rectifier circuits
- block diagram showing the structure of a regulated d.c. power supply
- main features of linear integrated circuit and voltage regulator integrated circuits
- each of the major components and their physical location in a regulated power supply
- switching power control circuits encompassing:
- power dissipation of a transistor when operated as a switch
- how pulse width modulation (PWM) can provide a variable output voltage from a switch mode regulator
- advantages and disadvantages of switch mode power circuits compared with linear power circuits
- block diagram of a basic photovoltaic (PV) switching voltage regulator for battery charging
- applications of switch mode circuits found in RE systems
- how power control in alternating current (a.c.) circuits is achieved using SCRs and triacs
- methods used to reduce radio frequency interference (RFI) in d.c. and a.c. circuits utilising high-speed switching
- digital electronic circuits encompassing:
- characteristic features that distinguish analogue and digital devices and circuits
- how numbers or text information can be represented using binary numbers and how these are represented in digital circuits
- operation of voltage comparators, analogue to digital (A-D) converters, and digital to analogue (D-A) converters, and examples of each one’s use in a RE application
- basic function of microcontrollers, volatile and non-volatile memory devices
- operation of a solar hot water (SHW) system pump differential controller as an example of the use of logic in digital circuits
- power conversion equipment encompassing:
- basic function of inverters and d.c converters and their use in RE systems
- the operation of an inverter bridge and half-bridge
- output voltage waveforms for square wave, modified square wave and synthesised sine wave inverters showing typical voltages and timing
- the function of PWM techniques in modified square wave and synthesised sine wave inverters
- block diagrams showing the structure of common forms of d.c converters and inverters used in RE applications
- maintenance encompassing:
- maintenance encompassing:
- safety procedures for work on electronic systems, circuits and apparatus
- hazards that may be encountered when performing tests on inverters, battery chargers or other equipment containing low voltage (LV) circuits
- functionality of electronic equipment through appropriate client questioning and application of systematic tests and observation
- various types of common faults and their causes in RE electronic equipment
- typical test equipment used to repair electronic and electrical equipment
- safe and correct use of tools and test equipment to locate electronic equipment faults under the direction of an electronics technician
- replacement of circuit boards, observing appropriate handling precautions for static sensitive devices
- replacement of socketed integrated circuits such as EPROMs or microprocessors using appropriate tools and methods
- relevant manufacturer specifications
- relevant safe work method statements (SWMS)/job safety assessments or risk mitigation processes
- relevant WHS/OHS legislated requirements
- relevant workplace documentation
- relevant workplace policies and procedures
- RE control systems
Unit content sourced from training.gov.au — © Commonwealth of Australia, licensed under CC BY 4.0. Auditori is not affiliated with the Department of Employment and Workplace Relations.
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Questions about assessing UEERE0069
What does an assessment tool for UEERE0069 need to cover?
To satisfy the Principles of Assessment and Rules of Evidence, an assessment for UEERE0069 needs to address all 81 unit components: 3 elements with 14 performance criteria, 5 performance evidence requirements, 62 knowledge evidence requirements, and the foundation skills. A coverage matrix mapping each question and task to these components is what an auditor looks for.
How does Auditori generate an assessment tool for UEERE0069?
Auditori pulls the current release of UEERE0069 from training.gov.au and generates a complete package: candidate assessment, assessor guide with model answers and observation criteria, and a coverage matrix mapping every component. A suitably qualified person then reviews and approves the draft in a built-in workflow — consistent with ASQA's guidance on AI use in VET — before export as branded PDF and editable Word.
Is the first assessment tool really free?
Yes. Every new account includes one free credit — enough to generate the complete assessment tool for UEERE0069 — with no card and no subscription required. After that it's pay-as-you-go per unit.
Can I check my existing UEERE0069 assessment instead of generating a new one?
Yes — upload your existing assessment or learner guide and Auditori maps it against every element, performance criterion, PE and KE of UEERE0069, showing exactly what's covered and what's missing. Mapping costs a quarter of a credit.
Related units
- UEERE0001 — Apply environmentally and sustainable procedures in the energy sector
- UEERE0006 — Conduct periodic maintenance of remote area power supply battery banks
- UEERE0007 — Conduct periodic maintenance of remote area power supply generator sets
- UEERE0008 — Conduct periodic maintenance of remote area power supply photovoltaic arrays
- UEERE0009 — Conduct periodic maintenance of remote area power supply wind generators
- UEERE0013 — Develop strategies to address environmental and sustainability issues in the energy sector
- UEERE0015 — Implement and monitor energy sector environmental and sustainable policies and procedures
- UEERE0018 — Maintain and repair remote area power generation facilities
- UEERE0049 — Apply safe work practices in the rooftop solar industry
- UEERE0050 — Identify and isolate multiple supply systems
- UEERE0051 — Apply electrical principles to renewable energy design
- UEERE0052 — Assess energy loads and uses for energy efficiency in commercial facilities
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