A professional who operates dust-collecting equipment in crushing department of copper refinery to recover dust from ore. Respnsibilities include:

• Starts feed conveyors, suction fans, impellers, and electrodes, and moves controls to regulate dampers, equalizing ports, and water eliminators.
• Turns valves to fill and maintain level of water in tanks.
• Observes operation of equipment and filling of collected dust in hoppers to ensure efficient operation.
• Inspects and cleans water eliminators, impellers, hopper walls, air chambers, fan housings and wheels, safety switches, and water-level control devices, using water and airhose.
• Removes and cleans strainers in waterlines.
• Adjusts and tightens belts on motors or pulley wheels to maintain tension, using handtools.
• Lubricates motors and exhaust bearings.