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 TM 55-1905-223-24-18-1
Table 2-2.
Troubleshooting - CONT
Malfunction
Test or Inspection
Corrective Action
LUBE OIL PURIFIER - CONT
STEP 3. Check for defective pump.
Replace pump (para. 2-19).
System inoperative when pump switch and power switch turned on.
5.
STEP 1. Check for blown fuse or tripped magnetic breaker in motor control box.
Replace blown fuse or reset breaker (para. 2-26).
STEP 2. Check for tripped circuit breaker.
Reset circuit breaker at miscellaneous machinery power panel.
STEP 3. Check for loose or broken wires.
Repair electrical wiring or tighten loose connections.
Check for excessive air in first stage vessel activating air shut down
STEP 4.
switch.
Override shut down function of float switch by briefly placing pump switch
in MAN position. Switch back to AUTOMATIC when air is evacuated.
STEP 5. Check for blown fuse in control module.
Replace fuse (para. 2-28).
STEP 6. Check for low fluid level in holding tank or bilge.
Position pump selector switch to MAN.
Unable to discharge overboard due to closed water discharge valve.
6.
STEP 1. Check for loss of electrical power.
Position pump selector switch and power switch properly.
STEP 2. Check for broken wires or splices.
Repair wiring.
STEP 3. Check for oily water.
Recirculate water until clean.
Solenoid operated water discharge valve stays open.
7.
STEP 1. Use multimeter and check proper operation of solenoid.
Replace solenoid.
2-113
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