TM 5-5420-202-20-1
DETAILED TROUBLESHOOTING PROCEDURE
VEHICLE OPERATION HULL POWER
(Continued)
Symptom-31.1
FROM STEP 5
59
Check CKT 1A from connector at voltage
regulator to connector at master control panel.
Second Technician (Operator's Station)
Set MASTER BATTERY switch OFF.
Disconnect harness 12326536 (1A, 76, 54A,
459A, 486) from master control panel.
Connect black probe of meter to 12326536
(1A, 76, 54A, 459A, 486) pin D.
First Technician (Commander's Station)
12326536 (1A, 76, 54A, 459A, 486)
Connect red probe of meter to "T" harness
socket A.
Check if meter indicates continuity.
Does meter indicate continuity?
60
Check CKT 1A from connector
at disconnect panel to
connector at master control
NO
See step 66.
YES
4-414.28
Change 6