TM 5-4610-218-12
STEP 1. PRESS SOLUTION FEEDER START BUTTON (FIG. 2-11).
STEP 2. LOOSEN WINGNUTS AND SET FERRIC CHLORIDE FEED INDICATOR AS DETERMINED BY USE OF SOLUTION
CALIBRATION CHART. SET CALCIUM HYPOCHLORITE FEED INDICATOR IN A SIMILAR MANNER TIGHTEN
WINGNUTS.
STEP 3. OBSERVE PLASTIC DISCHARGE HOSES. IF SOLUTION IS NOT FLOWING THROUGH HOSES, FEEDER PUMPS HAVE
FAILED TO PRIME. HAND PRIME THE PUMPS AS FOLLOWS:
a. PRESS SOLUTION FEEDER STOP BUTTON (FIG. 2-11).
b. REMOVE WINGNUTS ANO DISCONNECT DRIVING ARMS FROM LEVER ARMS.
c. OPERATE LEVER ARMS UP ANO DOWN RAPIDLY BY HAND UNTIL SOLUTION CAN BE SEEN TO FLOW
THROUGH PLASTIC HOSES.
d. RECONNECT DRIVING ARMS TO LEVER ARMS ANO INSTALL WINGNUTS.
e. RESET FEED INDICATORS AS IN STEP 2 ABOVE.
f. PRESS SOLUTION FEEDER START BUTTON (FIG. 2-11).
TS 461O-218-12/2-13
Figure 2-13. Chemical solution feeder controls.
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