TM 9-6115-730-24
0010
TROUBLESHOOTING USING DVR FAULT CODES - Continued
NOTE
The DVR detected that the exciter field current was greater than approximately 28 Amps. The
DVR shut off the exciter field current.
SYMPTOM
10.
Code 801
MALFUNCTION
Instantaneous Trip
CORRECTIVE ACTION
STEP 1.
On keypad, press ALARM CODES and check GSC related codes. Resolve as
required.
STEP 2.
Disconnect wire from DVR, A3, and Terminal F2. Measure resistance between
disconnected wire and F1.
a. If resistance is less than 4 ohms, troubleshoot exciter circuit between F1, F2,
and exciter windings (WP 0088). Repair or replace wiring harness as
necessary.
c.
If resistance is 4 ohms or greater, replace DVR (WP 0042).
STEP 3.
Verify the problem is resolved.
NOTE
The DVR detects that one of the sense inputs is open or shorted to another input.
SYMPTOM
11.
Code 802
MALFUNCTION
Loss of Sensing
CORRECTIVE ACTION
STEP 1.
Inspect wiring and verify continuity between TB1 and terminals
A3-20, A3-22, and A3-24 of DVR per FO-3 and FO-4.
b. If the problem is not resolved, replace the DVR (WP 0042).
STEP 2.
Verify the problem is resolved.
0010-11
