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 592 of 1275

TM9-2350-311-20-1

4 Remove blower motors (6) (para 8-35).

5 Remove two duct exhaust-to-elbow hoses (7).

6 Loosen two hose clamps (8).

7 Remove air cleaner duct-to-elbow duct hose (9).

NOTE

Powerplant must be removed to remove air intake duct, elbow duct, and flange

assembly (para 4-5).

8 Remove hose clamp (1 O) and turbocharger air intake duct hose(11 ).

9 Remove six screws (1 2), six Iockwashers (13), and six flat washers (14) at powerplant compartment bulkhead

and separate elbow duct flange assembly (15). Discard Iockwashers.

10 Remove elbow duct(16) and gasket (1 7). Discard gasket.

11 Remove elbow duct (18) by pulling through bulkhead into powetplant compartment.

12 Remove indicator hose (19).

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