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 844 of 1275

TM9-2350-311-20-1

a. Removal

Ensure MASTER switch is OFF when working on hull electrical system to avoid

electrical shocks and bums.

Remove two bolts (3), four Iockwashers (4), and engine electrical ground lead (5). Discard Iockwashers.

b. Installation

Ensure MASTER switch is OFF when working on hull electrical system to avoid

electrical shocks and bums.

Install engine electrical ground lead (5), four new Iockwashers (4), and two bolts (3).

NOTE

FOLLOW-ON MAINTENANCE:

Close transmission access doors (para 11 -7)

8-84 STARTER-TO-ENGINE ELECTRICAL DISCONNECT (M109A4/M109A5)

This task covers:

a. Removal

b. Disassembly/Repair

c. Assembly

d. Installation

Applicable Configurations

.

M109A4/M109A5

Tools

General mechanic’s tool kit (item 64, Appx H)

Lockwasher (item 87, Appx G)

Lockwasher (item 173, Appx G)

Lockwashers (4) (item 94, Appx G)

Equipment Conditions

Powerplant removed (para 4-5)

Materials/Parts

Electrical tape — black (item 62, Appx D)

8-199

INITIAL SETUP

WARNING

WARNING