TM 10-4610-239-24
TM 08580B-24/3
Table 3-1. Direct Support Troubleshooting - Continued
Malfunction
Test or Inspection
Corrective Action
RAW WATER PUMP NO. 2 ASSEMBLY - Continued
PUMP ELECTRIC MOTOR FAILS TO START WHEN RAW WATER PUMPS NO. 2 SWITCH IS
SET TO START - Continued
If there is no continuity through a cable, repair cable assembly. Refer to
Step 5.
Refer to schematic diagram figure FO-3. Check for 208 V ac at K4 between terminal pairs T1
and T2, T2 and T3, and T1 and T3.
If 208 V ac is not present on all terminal pairs, go to step 6.
If 208 V ac is present on all terminal pairs, go to step 12.
Step 6.
Refer to schematic diagram figure FO-3. Check for 208 V ac at K4 between terminal pairs on the
top screw of each heater; left to center, center to right, and left to right.
If 208 V ac is not present on all terminal pairs, go to step 11.
If 208 V ac is present on all terminal pairs, shut down ROWPU. Refer to TM 10-
4610-239-10. Shut down power. Refer to generator manual. Remove six screws
and three heaters. Replace heaters that have damaged elements. StartROWPU.
Refer to TM 10-4610-239-10. Repeat step 5.
If 208 V ac is not present on all terminal pairs after repeating step 5, go to step 7.
If 208 V ac is present on all terminal pairs after repeating step 5, the malfunction
caused by faulty heater elements has been corrected.
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