Elements and Performance Criteria
- Prepare to use power tools underwater
- Work task, worksite data and work object are determined and analysed to determine the specific requirements for power tools.
- Work plan is developed consistent with the dive plan.
- Power tools and protective equipment are selected, inspected and prepared.
- Compressor and associated leads and hoses are selected, inspected and prepared.
- Power tools, compressor, and associated leads and hoses are secured safely to/from the dive site.
- Access obstructions and other hazards are assessed and action is taken to remove/reduce the risk.
- Occupational health and safety (OH&S) requirements and recognised safety precautions are applied in accordance with standard procedures, manufacturers' instructions and legislation.
- Operate power tools underwater
- Power tools are secured on self during the dive for ease of accessibility and lack of interference with mobility and dive equipment.
- Safe route for leads and hoses is established.
- Work-safe area is established and the location and safety of divers is confirmed prior to commencing work task/s.
- Power tools are operated underwater ensuring management of their associated hazards.
- Operator maintenance is conducted at the worksite on power tools, leads and hoses.
- Power tools are temporarily disconnected and rendered safe to evaluate the work task.
- Operate the compressor
- Pre-start checks are performed, and hoses and leads are connected.
- Pressure is developed gradually without surging and compressor is stabilised and trimmed to required work output.
- Routine operational checks are conducted and warning signs are diagnosed and addressed.
- Compressor is shut down.
- Emergency shut down is conducted.
- Conclude power tool operations