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 814 of 1275

TM 9-2350-311 -20-1

b.

c.

d.

Disassembly

Disassemble (para

2-13).

Assembly

Assemble (para 2-13).

Installation

1 Install heat selector switch-to-circuit breaker lead (3) to circuit breaker (4).

2 Install terminal (5) on switch (2) with screw (1).

NOTE

FOLLOW-ON MAINTENANCE:

Install accessory control box (para 8-20)

8-66 ACCESSORY CONTROL BOX VENTILATOR BLOWER SWITCH-TO-CIRCUIT BREAKER

LEAD

This task covers:

a. Removal

b. Disassembly

c. Assembly

d. Installation

Tools

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

Accessory control box removed (para 8-20)

Accessory control box cover removed (para 8-20)

Connector

Wire

No.

Electrical Lead To:

No.

1

Circuit breaker

159

2

Ventilator blower switch

159

8-169

INITIAL SETUP

Equipment Conditions