TM 9-2350-261-20-1
1. Measure resistance on terminal board TB2 (1) be-
tween terminals 3 (2) and 4 (3). Record measure-
ment.
2. Open drivers hatch and repeat measurement.
3. Does multimeter read 0 ohms with hatch closed and
infinity with hatch open?
YES
1. Install a jumper wire on terminal board TB1 (1)
between terminals 2 (2) and 4 (3).
2. Measure resistance between wiring harness
11677930 plug (4) pin K (5) and S (6).
3. Does multimeter read 0 ohms?
1. Replace drivers hatch in-
terlock switch
I
(page 17-19).
2. Verify no faults found.
1. Repair/replace wiring
harness 11677930
I
(page 14-3).
2. Verify no faults found.
I
1. Hull wiring and switches are OK.
2. Faulty turret wiring. Notify your supervisor.
I
3-169