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 588 of 1275

TM9-2350-311-20-1

c. Assembly

1

2

3

4

5

6

7

Adhesives are toxic and flammable. Apply adhesives only in a well-ventilated area.

Avoid contact with skin, eyes, and clothes, and don’t breath vapors. Do not use near

heat, sparks, or open flame. Read and follow all warnings and instructions on labels of

adhesives. If contact with skin or eyes is made, wash area with water and seek

medical aid immediately.

Apply adhesive to recess of air cleaner boxes (6 and 7) and doors (32).

Install two new gaskets (30) and two new gaskets (31 ).

Install 2 new gaskets (29),2 box assemblies (27 and 28),20 flat washers (26),20 new Iockwashers (25), and

20 screws (24).

Install bracket (23), two washers (22), and two screws (21 ).

Install indicator (20), two washers (18), two screws (17), and two nuts (19).

Connect hose (9) and tighten nut (16).

Install two new gaskets (15).

d. Installation

If NBC exposure is suspected, all air filter media must be handled by personnel

wearing full NBC-protective equipment (FM 21-11).

1 Position left and right air cleaner boxes (6 and 7) so air cleaner duct (5) can be installed.

2 Install plug (14) in air cleaner duct (5).

3 Place air cleaner duct (5) over lugs (13) and install 28 flat washers(12) and 28 nuts (11).

4 Install adapter (10). Install hose (9) and tighten nut (8).

NOTE

Placing 2 x 4 supports under air cleaner boxes may help position assembly for

installation.

5 Position boxes (6 and 7) on hull wall to install and secure using eight flat washers (4), eight new Iockwashers

(3), and eight screws (2).

6 Remove 2 x 4 supports if used.

7 Install filter packs (para 6-1 3).

6-33

WARNING

WARNING