TM-9-2350-311-10

HOWITZER, MEDIUM, SELF-PROPELLED, 155MM; M109A2, M109A3, M109A4 AND M109A5

TECHNICAL MANUAL; OPERATOR’S MANUAL

NOVEMBER 1994

TM-9-2350-311-10 - Page 419 of 775

TM 9-2350-311-10

3-5

HULL MAINTENANCE PROCEDURES — CONTINUED

3-5.3

Servicing Batteries

Lead-acid battery gases can explode. Do not smoke or allow sparks or open flames near

batteries. Wear eye protection when checking batteries. Failure to follow this procedure

could cause death or serious injury. If a battery is gassing, it can explode and cause injury to

personnel.

When working on batteries, remove all jewelry, dog tags, and metal items to avoid electrical

shock and burns.

a. Loose Connections

1

Lugs (1) should be ail the way down on the battery posts and tight (TM 9-6140-200-14).

2

Hold-down brackets (2) should be tight, but not so tight as to damage battery case.

3

If cap screw (3) threads are corroded, notify unit maintenance for replacement to ensure a tight hold.

4

Cables (4) and lugs (1) should be tight,

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