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       CODE: 519.582-010 Buy the DOT:Download/CD-ROM
TITLE(s): RECOVERY OPERATOR (smelt. & refin.)
Operates rotary kiln, ball mill and conveying equipment to recover soluble soda and alumina from
waste materials: Moves lever and switch controls to start and regulate rotation speed of kiln. Moves
controls to maintain specified temperatures throughout kiln and feed rate of kiln. Catches samples
of slurry clinker from kiln, and observes discharge of slurry at sample points to ensure specified
burning. Moves controls of cooling air fan, cooler exhaust fan, and air dampers to adjust
temperature of grate cooler and airflows to burners. Moves controls and adjusts feed valves to start
conveyor and bucket elevator system and to transport calcined clinker, bauxite, and soda ash into
ball mill. Regulates valves and pumps to transfer slurry from ball mill into digestion tanks and to
supply water to kiln trunnions and water-cooled bearings. Keeps operating log. Replaces charts in
automatic recording devices.
GOE: 06.02.10 STRENGTH: M GED: R3 M2 L2 SVP: 5 DLU: 77
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