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 738 of 1275

TM 9-2350-311-20-1

b. Installation

1

2

3

4

5

6

7

8

9

WARNIN G

Ensure MASTER switch is OFF when working on hull

electrical shocks and bums.

Install two air cleaner blower motors (16) in two clamps (18).

Tighten two screws (17) to tighten two clamps (1 8).

Connect four hoses (15) on blower motors (16).

Tighten four screws (13) to tighten four clamps (1 4).

Connect two electrical leads (12).

electrical systems to avoid

Install

Install

Install

Install

washer (11 ), ground lead (10), three mounts (9), and bracket (8).

air cleaner blower relay (7), flat washer (6), and two nuts (5).

washer (4), ground lead end (3), and nut (2).

electrical connector (1).

NOTE

FOLLOW-ON MAINTENANCE:

Install portable instrument panel (para 8-17)

8-37 HEADLIGHT DIMMER AND STOP LIGHT SWITCHES

This task covers:

a. Removal

b. Installation

c. Adjustment

INITIAL SETUP

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

a. Removal

Ensure MASTER switch is OFF when working with hull electrical systems to avoid

electrical shock or bums.

8-93

Tools

WARNING