TM 9-6115-730-24
0010
TROUBLESHOOTING USING DVR FAULT CODES - Continued
SYMPTOM
8.
Code 703
MALFUNCTION
Overexcitation
CORRECTIVE ACTION
STEP 1.
If operating in parallel, re-parallel the generator sets in accordance with
TM 9-6115-730-10.
STEP 2.
Start generator set and verify that problem has been resolved with no load.
STEP 3.
If the problem does not exist with no load, verify that generator set is not
overloaded. Reduce load below rated generator set load.
STEP 4.
Inspect wiring between TB1 and terminals A3-20, A3-22, and A3-24 of DVR per
FO-3 and FO-4.
STEP 5.
Repair or replace wiring (WP 0088).
STEP 6.
Check DVR A3 parameters (WP 0083).
STEP 7.
If the problem exists with no load, replace DVR (WP 0042).
STEP 8.
STEP 9.
Verify the problem is resolved.
0010-9
