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 1053 of 1275

TM 9-2350-311-20-1

11-24 PERSONNEL AIR VENTILATION SYSTEM — CONTINUED

a. Removal — Continued

Dry-cleaning solvent (P-D-680) is toxic and flammable. Wear protective goggles and

gloves and use only in a well-ventilated area. Avoid contact with skin, eyes, and

clothes, and don’t breathe vapors. Do not use near open flame or excessive heat. The

flashpoint for type #1 is 10O°F (38°C), and for type #2 is 138°F (59°C). If you become

dizzy while using dry-cleaning solvent, get fresh air immediately and get medical aid.

If contact with eyes is made, wash your eyes with water and get medical aid

immediately.

5 Clean screen (8) with dry-cleaning solvent or water and nonsudsing detergent.

b. installation

1 Install screen (8) and fan assembly (7).

2 Install three plates (6), six flat washers (5), and three screws (4).

3 Install elbow (3) and clamp (2).

4 Connect electrical connector at electrical connector receptacle (1).

11-74

WARNIN G