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DOT Code: 511.687-014

Industry: smelt. & refin.
Alternate Titles: rapper

Assists Dust-Collector Operator (smelt. & refin.) in collecting metallic dust particles from fumes of smelting copper ore: Pushes switches to shut off electric current to precipitators, and observes amount of dust accumulated on electrode pipes and plates. Pulls levers to start hammers that knock dust from electrodes into collecting chambers. Opens chamber doors and blows down dust remaining in chamber, using airhose. Replaces broken wires in precipitators, using pliers. Turns valves to add acid solution and water to chambers to cool and treat fumes. Performs other duties as described under Helper (any industry) Master Title. May be designated Acid Conditioner (smelt. & refin.); Cottrell Blower (smelt. & refin.).

GOE: 06.04.09 STRENGTH: M GED: R2 M1 L1 SVP: 3 DLU: 77