TM 5-5420-202-20-1
DETAILED TROUBLESHOOTING PROCEDURE
VEHICLE OPERATION HULL POWER
(Continued)
Symptom-31.1
6
Check CKT 532 from voltage regulator to engine
accessory relay for 100 to 200 ohms.
Second Technician (Operator's Station)
Set MASTER BATTERY switch OFF.
Set FUEL PUMPS switch OFF.
First Technician (Commander's Station)
Disconnect "T" harness from voltage regulator.
Connect red probe of meter to "T" harness
socket F and black probe to socket C.
Check if meter indicates 100 to 200 ohms.
Does meter show 100 to 200 ohms?
7
Check CKT 532 from voltage
regulator to engine accessory
relay in harness 12326542 for
NO
See step 54.
YES
4-414.6
Change 6