Job Description:

• 1) Assists TOP-PRECIPITATOR OPERATOR in precipitating aluminum hydroxide from rich liquor: Opens valves and starts pumps to fill precipitators according to schedule and to add specified seed charges to tanks as directed, using levelometer to determine amount of seed added.

• 2) Raises and lowers circulating lines, using electric hoist.

• 3) Drops metal weights from tops of tanks to break scale and crust formations in empty tanks.

• 4) Lubricates valves and adjusts packing glands to prevent leaks.

• 5) Examines precipitator tanks for adequate circulation and empty tanks for cleanliness.

• 6) Performs other duties as described under HELPER Master Title.