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Elements and Performance Criteria

1. Plan and prepare for milling/grinding process
   • Access, interpret and apply milling/grinding operations documentation and ensure the work activity is compliant
   • Obtain, read, interpret, clarify and confirm work requirements
   • Select and wear personal protective equipment appropriate for the activity
   • Obtain and interpret emergency procedures, and be prepared for fire/accident/emergency
   • Select, and check for faults, equipment/tools for work activities.
   • Identify and address potential risks, hazards and environmental issues, and implement control measures
   • Communicate with other personnel using approved communication methods
   • Select appropriate auxiliary equipment for work activities
   • Use approved dust suppression and extraction methods and ensure area is well ventilated
2. Start-up equipment in sequence
   • Carry out start-up procedures and complete start-up checks
   • Confirm plant is operational
3. Operate and monitor equipment and lubrication system
   • Read and interpret data from equipment indicators
   • Inspect plant
   • Adjust equipment to optimise plant performance
   • Control feed to plant
   • Monitor reagent additions
   • Monitor lubrication system to ensure that oil and grease levels are maintained
   • Carry out operator level maintenance
   • Complete all required documentation, clearly, concisely and on time
   • Communicate verbally or in writing end of shift information to oncoming shift
4. Monitor and control classification
   • Check for density and/or size of ore according to specified parameters
   • Adjust and calibrate equipment where required to meet density requirements
   • Accurately sample and record density of product
5. Charge mill
   • Select grinding media type and quantity according to metallurgical requirements
   • Charge mill as required
6. Conduct housekeeping activities
   • Clear work area and dispose of or recycle materials
   • Clean and maintain condition of equipment, ensure suitability for use, and address/report issues
   • Process records
7. Shut down in sequence and/or isolate equipment
   • Clear ore from milling/grinding equipment before commencing shutdown
   • Shut down or isolate equipment based on process and safety requirements
   • Perform post shut down or isolation checks
8. Plan and prepare for milling/grinding process
   • Access, interpret and apply milling/grinding operations documentation and ensure the work activity is compliant
   • Obtain, read, interpret, clarify and confirm work requirements
   • Select and wear personal protective equipment appropriate for the activity
   • Obtain and interpret emergency procedures, and be prepared for fire/accident/emergency
   • Select, and check for faults, equipment/tools for work activities.
   • Identify and address potential risks, hazards and environmental issues, and implement control measures
   • Communicate with other personnel using approved communication methods
   • Select appropriate auxiliary equipment for work activities
   • Use approved dust suppression and extraction methods and ensure area is well ventilated
9. Start-up equipment in sequence
   • Carry out start-up procedures and complete start-up checks
   • Confirm plant is operational
10. Operate and monitor equipment and lubrication system
    • Read and interpret data from equipment indicators
    • Inspect plant
    • Adjust equipment to optimise plant performance
    • Control feed to plant
    • Monitor reagent additions
    • Monitor lubrication system to ensure that oil and grease levels are maintained
    • Carry out operator level maintenance
    • Complete all required documentation, clearly, concisely and on time
    • Communicate verbally or in writing end of shift information to oncoming shift
11. Monitor and control classification
    • Check for density and/or size of ore according to specified parameters
    • Adjust and calibrate equipment where required to meet density requirements
    • Accurately sample and record density of product
12. Charge mill
    • Select grinding media type and quantity according to metallurgical requirements
    • Charge mill as required
13. Conduct housekeeping activities
    • Clear work area and dispose of or recycle materials
    • Clean and maintain condition of equipment, ensure suitability for use, and address/report issues
    • Process records
14. Shut down in sequence and/or isolate equipment
    • Clear ore from milling/grinding equipment before commencing shutdown
    • Shut down or isolate equipment based on process and safety requirements
    • Perform post shut down or isolation checks

Performance Evidence

Evidence is required to be collected that demonstrates a candidate’s competency in this unit. Evidence must be relevant to the roles within this sector’s work operations and satisfy all of the requirements of the performance criteria of this unit and include evidence that the candidate:

locates and applies applicable legislation, documentation, policies and procedures

implements requirements, procedures and techniques for the safe, effective and efficient completion of milling/grinding operations, including:

starting up and shutting down equipment in sequence

selecting and using the required hand and power tools

operating and monitoring equipment

identifying and diagnose faults

completing required documentation

conducting housekeeping activities

operating lift equipment (manual, cranes and loads)

works effectively with others to undertake and complete milling/grinding operations that meets all of the required outcomes including:

using a range of communications techniques and equipment to convey information to others

maintaining written and verbal reporting requirements and procedures

organising work activities to meet all task requirements

communicating clearly and concisely with others to receive and clarify work requirements

demonstrates completion of milling/grinding operations that safely, effectively and efficiently meets all of the required outcomes on more than one (1) occasion including:

starting-up and operating equipment in sequence including:,

inspect plant

adjust equipment to optimise plant performance

control feed to plant

controlling and monitoring equipment and lubrication systems including:

check density and/or size of ore according to specified parameters

adjust and calibrate equipment where required to meet density requirements

sample and record density of product

charging the mill including:

select grinding media type and quantity according to metallurgical requirements

shutting down in sequence and/or isolating equipment including:

clear ore from milling/grinding

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Knowledge Evidence

The candidate must demonstrate knowledge in conducting milling/grinding through:

applying legislative, organisation and site requirements and procedures for:

risk assessment and management

statutory compliance

complying with breakdown procedures

applying equipment safety requirements

complying with emergency procedures

complying environmental procedures

applying hazardous goods procedures and consequences of spills and hazardous goods

complying with WHS procedures

applying isolation procedures

operating, maintaining and clean equipment

identifying contaminants

selecting cooling system

identifying equipment processes, limitations and operating parameters

selecting grinding media

selecting lubrication system

using metallurgical and technical data

using and selecting milling circuit components and functions/milling principles

applying operational procedures and checks

complying with milling and grinding safety requirements

identifying types of ores

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