Table 6. Electrical System Troubleshooting Procedures.

TM 5-2410-233-23

TROUBLESHOOTING PROCEDURES - CONTINUED

0006 00

Table 6. Electrical System Troubleshooting Procedures.

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION

BATTERY SYSTEM

24 VOLTS

MAIN

DISCONNECT SW

AUX

START

RECEPTACLE

STARTING

SYSTEM

CHARGING

SYSTEM

386-478

1. Batteries are Hot, Electrolyte is Boiling or Check electrolyte temperature 1. If temperature is over 120F

(490C) and specific gravity is

and specific gravity. Refer to TM

Excessive Use of Water.

1.300 or greater, batteries are

9-6140-200-14.

being overcharged. Go to

Table 6, Malfunction 7.

2. If temperature is over 120F

(490C), but specific gravity is

1.225-1.235, recharge battery.

Refer to TM 9-6140-200-14.

If specific gravity does not

Specific Gravity Will Not Increase to 1.240 Check rate of charging. Place

recover to 1.240 in 25 hours of

battery on charge, ensuring that

Under Charge.

charging, replace battery (WP

cells are gassing freely. Maintain

0081 00).

charge rate slightly below heavy

gassing.

1. Inspect batteries.

Engine Will Not Crank.

a. Visually inspect batteries 1. Replace any cracked, leaking,

corroded or broken batteries or

for cracks, leaks and

batteries with loose or broken

corroded

broken

terminal posts (WP 0081 00).

terminal posts.

2. Clean corroded terminal posts.

b. Check for loose, broken or 1. Tighten any loose terminal or

worn terminals and cables.

cable.

2. Replace any terminal or cable

that is broken or worn (WP

0080 00).

0006 00-21