TM-9-2320-272-23-1
TRUCK, 5-TON, 6X6, M939, M939A1, AND M939A2 SERIES TRUCKS (DIESEL)
TECHNICAL MANUAL; FIELD MAINTENANCE MANUAL; VOLUME 1 OF 5
SEPTEMBER 2012
TM-9-2320-272-23-1 - Page 724 of 1313
ENGINE WILL NOT CRANK; SOME ELECTRICAL SYSTEMS INOPERATIVE OR WEAK - Continued
STEP
2.
ARE BATTERY TERMINALS OR CABLES LOOSE, BROKEN, OR WORN?
a.
Visually check batteries for loose, broken, or worn terminals. Refer to point to point schematics.
T0680DAA
Figure 2.
Battery Terminals.
b.
Visually check batteries for loose, broken, or worn cables.
CONDITION/INDICATION
ARE BATTERY TERMINALS OR CABLES LOOSE, BROKEN, OR WORN?
DECISION
YES - Battery terminals or cables loose, broken, or worn. Replace damaged terminals and
cables (Volume 2, WP
0349). Go to Step (6) to verify problem is solved.
YES - Battery ground cables loose, broken, or worn. Replace damaged cables (Volume 2, WP
0350). Go to
Step (6) to verify problem is solved.
NO - Go to Step (3).
TM 9-2320-272-23-1
0084
0084-3
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