TM-9-2350-311-20-1 Maintenance Manual for Volume 1 M109 Hull Download
Page 565 of 1275
TM9-2350-311 -20-1 6-4 FUEL CHECK VALVES This task covers: a. Removal b. Installation Powerplant removed for right check valve removal General mechanic’s tool kit (item 64, Appx H) (para 4-5) Fuel tanks drained (TM 9-2350-311-1 O) . . Equipment Conditions (de-fueling tanker may be required) Engine compartment access cover removed for left check valve removal (para 11-5) a. Removal Do not smoke or use open flame when working on fuel system. An explosion may occur, causing severe injury or death. NOTE Left check valve may be accessed through engine compartment access cover. Powerplant does not have to be removed to remove left check valve. 1 Disconnect fuel hose (1) at right check valve (2). 2 Remove right check valve (2) from right electric fuel pump assembly (3). 3 Remove fuel hose (4) at left check valve (5). 4 Remove left check valve (5) from left electric b. Installation fuel pump assembly (6). Do not smoke or use open flame when working on fuel system. An explosion may occur, causing severe injury or death. 1 Install left check valve (5) to left electric fuel pump assembly (6). 2 Connect fuel hose (4) to left check valve (5). 3 Install right check valve (2) on right electric fuel pump assembly (3). 6-10 INITIALSETUP Tools WARNING WARNING