TM-9-2350-311-20-1

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

TECHNICAL MANUAL; UNIT MAINTENANCE MANUAL FOR HULL, POWERPLANT, DRIVE CONTROLS, TRACKS, SUSPENSION, AND ASSOCIATED COMPONENTS

AUGUST 1994

TM-9-2350-311-20-1 - Page 723 of 1275

TM 9-2350-311 -20-1

8-28 BATTERIES — CONTINUED

b. Removal — Continued

1

2

3

4

5

6

7

8

Remove two screws (7) and four Iockwashers (8) from ground cables (9) (TM 9-6140-200-14). Discard

Iockwashers.

Loosen two screws (10).

Remove two ground cable lugs (11 ) and ground cables (9) from batteries (12).

Loosen six nuts (13).

Remove four cables with lugs attached (14) from batteries (12).

Remove two nuts (15), two Iockwashers (16), and two holddown brackets (17). Discard Iockwashers.

Lift batteries (12) out of battery compartment (1 8).

Remove eight screws (19), eight Iockwashers (20), and two battery trays (21) from battery compartment (18).

Discard Iockwashers.

c.

Installation

• Battery gases can explode. Do not smoke or allow sparks or open flames near

batteries. Wear safety glasses or goggles when checking batteries. Failure to

follow this procedure could cause serious injury or death.

• When working on batteries, wear eye protection and remove all jewelry, dog tags,

and metal items to avoid electrical shock and burns.

When installing batteries, always connect ground leads last to prevent damage to

batteries.

1 Install two battery trays (21), eight new Iockwashers (20), and eight screws (19) inside battery compartment

(18).

2 Place batteries (12) in battery compartment (18).

3 Install two holddown brackets (17), two new Iockwashers (16), and two nuts (1 5).

4 Install four cables with lugs attached (14).

5 Tighten six nuts (13).

8-78

WARNIN G

CAUTION