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 736 of 1275

TM 9-2350-311-20-1

b. Installation

WARNING

systems to avoid

Ensure MASTER switch is OFF when working on hull

electrical shock and burns.

1 Install air cleaner blower relay (M109A2/M109A3) or in-tank fuel pump and generator system relay

M109A5) (4).

2 Install three flat washers (3) and three nuts (2).

3 Install electrical connector (1).

(M109A4/

8-36 AIR CLEANER BLOWER RELAY AND AIR CLEANER BLOWER MOTORS

This task covers:

a. Removal

b. Installation

INITIAL SETUP

Applicable Configurations

M109A4/M109A5

Tools

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

Equipment

Conditions

Portable instrument panel removed (para 8-17)

a. Removal

WARNING

Ensure MASTER switch is OFF when working on hull electrical

electrical shock and burns.

1 Disconnect electrical connector (1).

8-91

electrical

systems to avoid