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 1051 of 1275

TM 9-2350-311-20-1

11-23 PERSONNEL HEATER FUEL PUMP

This task covers:

a. Removal

b. Installation

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

Materials/Parts

LockWashers (2) (item 95, Appx G)

a. Removal

1 Disconnect fuel input hose (1) and fuel pump-to-fuel filter hose (2) at fuel pump (3).

2 Disconnect electrical connector (4).

3 Remove two screws (5) and two Iockwashers (6). Discard Iockwashers.

4 Remove fuel pump (3).

b. Installation

1

2

3

4

Install fuel pump (3).

Install two new Iockwashers (6) and two screws (5).

Connect electrical connector (4).

Connect fuel input hose (1) and fuel pump-to-fuel filter hose (2) at fuel pump (3).

11-72

Tools