Table 6. Electrical System Troubleshooting Procedures - Continued.

TM 5-2410-237-23

TROUBLESHOOTING PROCEDURES - CONTINUED

0006 00

Table 6. Electrical System Troubleshooting Procedures - Continued.

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION

Engine Will Not Crank.

Inspect batteries.

1. Replace any cracked, leaking,

a. Visually inspect batteries

corroded or broken batteries

for cracks, leaks and

or batteries with loose or

corroded

broken

broken terminal posts (WP

terminal posts.

0100 00). Refer to TM 9-

6140-200-14.

2. Clean corroded terminal posts

(TM 9-6140-200-14).

b. Check for loose, broken or

1. Tighten any loose terminal or

worn

terminals

and

cable.

cables.

2. Replace any terminal or cable

that is broken or worn (WP

0101 00).

Fill each cell to fill ring with

c. Check electrolyte level in

each battery cell (TM 9-

distilled water.

6410-200-10).

1. Charge all batteries not

d. Perform specific gravity

meeting requirements and

test (TM 9-6410-200-14).

recheck specific gravity.

Batteries must test 1.240

or greater, temperature

corrected, and each cell in

battery must test within 25

points of the others.

2. If 25 point variation still

exists, battery is defective and

must be replaced (WP 0100

00).

WARNING

Touch terminal connections one at a time; never touch both

terminals at once. Be sure not to be grounded to the

machine when checking. Failure to do so may cause serious

personal injury or death.

0006 00-29

Change 1