TM 10-4610-239-24
TM 08580B-24/3
Table 3-1. Direct Support Troubleshooting - Continued
Malfunction
Test or Inspection
Corrective Action
ROWPU ASSEMBLY - Continued
4.
UTIL OUT CIRCUIT BREAKER FAILS TO RESET - Continued
Step 2.
Shut down ROWPU. Refer to TM 10-4610-239-10. Shut down power. Refer to
generator manual. Disconnect wire lead from UTIL OUT circuit breaker terminal
T. Reset UTIL OUT circuit breaker. Start ROWPU. Refer to TM
10-4610-239-10.
If UTIL OUT circuit breaker does not trip, go to step 3.
If UTIL OUT circuit breaker trips, replace circuit breaker. Refer to
Step 3.
Shut down ROWPU. Refer to TM 10-4610-239-10. Shut down power. Refer to
generator manual. Disconnect P12 from J12. Check continuity between test point
I and TB2-3.
If check indicates continuity, go to step 4.
If check does not indicate continuity, go to step 6.
Step 4.
Remove three wire leads from TB4-1. Check continuity between TB2-3 and test
points J, K, and L.
If check indicates continuity to test point L, go to step 5.
If check indicates continuity to test point J, repair W39. Refer to
If check indicates continuity to test point K, repair W56. Refer to
Step 5.
Remove black wire from J7. Check continuity between end of wire and TB2-3.
If check indicated continuity, repair black wire between J7 and TB4
terminal 1. Refer to paragraph 3-39.
If check does not indicate continuity, replace J7. Refer to paragraph
3-14
