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 586 of 1275

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Place 2 x 4 supports under air cleaner boxes before proceeding.

Remove eight screws (2), eight Iockwashers (3), and eight flat washers (4). Discard Iockwashers.

Support air cleaner duct (5) while removing left and right air cleaner boxes (6 and 7).

Remove 2 x 4 supports and lower boxes (6 and 7) to hull deck.

Loosen nut (8) and disconnect hose (9). Remove adapter (1 O).

Remove 28 nuts(11 ) and 28 flat washers (1 2).

Lift air cleaner duct (5) clear of lugs (13). Air cleaner duct must be removed to permit removal of boxes (6 and

7).

Remove plug (14) from air cleaner duct (5).

Remove boxes (6 and 7).

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TM9-2350-311-20-1

CAUTION

CAUTION