Wash Helper
Overall rating: (N/A)
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Tends equipment that washes and reduces acidity of activated
carbon, preparatory to drying: Turns valves, couples hoses, and
starts pumps to circulate carbon sludge through washing and
blendnig tanks in specified timing and sequence.
Admits
prescribed amount of caustic soda into mixing tank or barrel to
prdouce neutralizing solution of prescribed concentration.
Starts agitators in blending tanks and opens valves to admit
water, caustic solution, and steam to system as directed by Wash
Operator (chemical). Takes samples of carbon sludge and wash
solution to determine acidity, using tirtation test and
conversion chart. Determines specific gravity of neutralized
solution, using hydrometer, beaker, and siphon, and reports
reading to ssytem operator to facilitate process control.
Measures depth of crabon sludge in tank, using calibrated rod or
suction tube.
Pumps washed and neutralized carbon to driers when
test reuslts indicate washing is completed. Records tank-level
and sepcific gravity readings in shift log.
Flsuhes tanks and
lines with water hose, dismantling piping as necessary to remove
caked deposits, using wrenches.
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Wash Helper
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