AHCARB212 — Operate and maintain stump grinding machines
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What an assessment for AHCARB212 must cover
81 assessable components: 5 elements (27 performance criteria), 15 performance evidence and 36 knowledge evidence requirements, plus 3 foundation skills. 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 for stump removal operations
- 1.1Confirm work instructions and stumps to be removed with supervisor
- 1.2Assess the size and scale of stump grinding works
- 1.3Identify and confirm location and depth of above and below ground services with supervisor
- 1.4Confirm workplace health and safety hazards and controls from job safety analysis (JSA) with supervisor
- 1.5Confirm availability of first aid and emergency personnel, equipment and procedures
- 1.6Unload stump grinder from transport vehicle according to workplace and safety procedures
2 Carry out stump grinder pre-operational and safety checks
- 2.1Check maintenance log for outstanding performance issues, and report incomplete maintenance to supervisor
- 2.2Conduct pre-start checks on stump grinder according to manufacturer instructions
- 2.3Check fluid levels and fill to manufacturer specifications
- 2.4Check safety guards are secure and in place
- 2.5Check safety switches are functioning correctly
- 2.6Check debris curtain is in working order according to manufacturer instructions
3 Complete preparations for work
- 3.1Select, check and use personal protective equipment
- 3.2Assess stump and surrounds for impediments to grinding operations
- 3.3Implement workplace health, safety, site, environmental and traffic control measures
4 Operate stump grinder
- 4.1Plan the grinding operation and position grinder according to site conditions and operator instructions
- 4.2Implement stump grinder start-up procedure
- 4.3Operate stump grinder to grind stump according to manufacturer and operator instructions
- 4.4Monitor cutting operation and adjust cutting rate and depth according to manufacturer and supervisor instructions
- 4.5Undertake corrective action when stump grinder performance or safe operation has been compromised
- 4.6Implement shutdown procedures following stump removal
5 Complete stump grinding operations
- 5.1Dispose of waste according to work instructions and environmental procedures
- 5.2Clean stump grinder and equipment according to workplace and biosecurity procedures
- 5.3Perform operator maintenance according to manufacturer instructions
- 5.4Report and record stump grinder usage, maintenance and repair requirements according to repair and maintenance procedures
- 5.5Load and secure stump grinder onto transport vehicle according to workplace and safety procedures, and regulatory requirements
- 5.6Maintain records and report stump grinding outcomes according to workplace procedures
Performance evidence
- unloaded and loaded the grinder on a transport vehicle
- carried out set-up and pre-operational and safety checks
- prepared the site ready for stump grinding work
- cleaned, sharpened and maintained the stump grinder.
- confirmed work instructions and stumps to be removed, and assessed the size and scale of the works
- confirmed hazards and controls from job safety analysis (JSA) including:
- located services
- selected, checked and used appropriate personal protective equipment
- confirmed the availability of first aid and emergency equipment, personnel and procedures
- implemented workplace health, safety, environmental and traffic control measures
- reviewed the maintenance log for outstanding performance issues, and reported inconsistencies
- assessed stump surrounds for impediments to stump grinding operations and planned and positioned stump grinding machine according to site conditions and operating procedures
- implemented start-up procedure and operated stump grinder including monitored ongoing performance and undertook adjustments and corrective action where performance was lacking
- shut down machine according to operator instructions and cleaned stump grinder disposing of waste material according to environmental and biosecurity procedures
- maintained records and reported grinding operations according to workplace procedures.
Knowledge evidence
- site hazards, risk assessment and documenting controls in JSA, including:
- control measures for workplace health, safety, site, environmental and traffic control
- personal protective equipment
- first aid kits and access
- emergency procedures
- methods and purpose for locating above and below ground services
- exclusion zones, barriers and fencing
- pre-operational checks of stump grinders, including:
- maintenance logs and their purpose
- belts and pulleys, wear and replacement
- cutter head and teeth adjustments and sharpening
- tyre pressure
- oil and fluid levels
- preparing and adding fuel
- hydraulic hoses
- brakes
- engine types and fuels
- safety checks of stump grinders, including:
- guards for belt, power take-off (PTO) and grinder head
- kill switch
- dead man
- debris curtain
- operation of stump grinders, including:
- impediments to stump grinding operations
- cutter head engagement and disengagement
- positioning of stump grinders and operator
- methods for determining spread and depth of cut
- engine speed (rpm)
- common faults, their signs and symptoms
- environmental implications of stump grinding operations, including methods of collecting waste material and disposal and recycling
- basic maintenance of stump grinding machines, including:
- sharpening teeth
- teeth replacement
- belt replacement
- records of operator usage in log record
- methods of maintaining records for maintenance and replacement items.
Foundation skills
- Reading: Interpret textual information from maintenance logs, operating instructions and policies to identify relevant and key information for preparing and operating machinery safely
- Writing: Complete stump grinder operation records using clear language and industry terminology to ensure clarity of meaning
- Numeracy: Perform basic calculations to determine fuel mixtures and machine fluid level and volumes
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 AHCARB212
What does an assessment tool for AHCARB212 need to cover?
To satisfy the Principles of Assessment and Rules of Evidence, an assessment for AHCARB212 needs to address all 81 unit components: 5 elements with 27 performance criteria, 15 performance evidence requirements, 36 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 AHCARB212?
Auditori pulls the current release of AHCARB212 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 AHCARB212 — with no card and no subscription required. After that it's pay-as-you-go per unit.
Can I check my existing AHCARB212 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 AHCARB212, showing exactly what's covered and what's missing. Mapping costs a quarter of a credit.
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