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 176 of 775

TM 9-2350-311-10

Item

No.

6 6

Interval

Weekly

Table 2-1. PREVENTIVE MAINTENANCE CHECKS AND SERVICES

FOR M109 SELF-PROPELLED HOWITZER — CONTINUED

Location

Item to Check/

Service

Batteries

Crewmember

Procedure

DRIVER

Lead-acid battery gases can explode. Do not

smoke, have open flames, or make sparks

around a battery, especially if the caps are off.

If any gassing exists, notify unit maintenance

since it can explode and cause injury to equip-

ment and personnel.

a.

b.

c.

Check electrolyte level. Level should be above

battery (1) cover plates. If low, fill to proper level

with distilled water (item 13, Appx D).

Check that battery (1) cable connections are

tight and are not corroded. If loose or corroded,

notify unit maintenance.

Clean battery (1) caps and tighten. Coat battery

lugs with light coat of grease (item 17, Appx D).

Not Fully Mission

Capable If:

Any battery (1)

is broken or

cracked.

Any battery (1)

cable or terminal

is loose.

Batteries (1) will

not start vehicle.

2-8 2