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 1059 of 1275

11-25 FIXED FIRE EXTINGUISHER SYSTEM

— CONTINUED

c. Installation

1

2

3

4

Carbon dioxide cylinders must not be dropped, struck, or subjected to temperatures

above 140°F

(60°C).

Install two carbon dioxide cylinders (4).

Close two clamps (3).

Connect two head connectors (2).

Connect two hose connectors (1).

d. Safety Wiring

1

Aline arrow on camshaft (130) with set arrow (131

)

on control plate (132) for safety wiring of control valves.

2 Start antipilferage seal (49) at hole in mounting screw (133).

11-80

TM9-21350-311-20- 1

WARNIN G