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
1.
ALL PUMPS FAIL TO START - Continued
Step 3.
Perform continuity check point-to-point between test points C and D.
If all checks indicate continuity, replace CB 1. Refer to paragraph 3-43.
If wiring harness does not indicatecontinuity, repair wiring harness.
Refer to paragraph 3-39.
If wire lead does not indicate continuity, repair wire lead. Refer to
Step 4.
Perform continuity checks point-to-point between test points A and B.
If a wiring harness does not indicate continuity, repair wiring harness.
Refer to paragraph 3-39.
If a wire lead does not indicate continuity, repair wire lead. Refer to
2.
ITEM PLUGGED INTO UTILITY RECEPTACLE DOES NOT OPERATE
WARNING
Electrical high voltage can cause serious injury or death. Some tests performed in
troubleshooting require power to be connected. Always take proper measures to ensure
personal safety.
NOTE
diagram. Refer to figure 3-1 for control box support diagram and figure 3-2 for
junction box support diagram.
Ensure that all circuit breakers in junction box are set to ON.
Step 1.
Disconnect item plugged into utility receptacle J7. Check position of RESET b tton on J7.
u
If RESET button is in, go to step 2.
If RESET button is out, press button in.
Step 2.
Press in TEST button on J7. Check position of RESET button.
If RESET button pops out, go to step 3.
If RESET button does not pop out, go to step 4.
3-11
