TM-9-2350-311-20-1 Maintenance Manual for Volume 1 M109 Hull Download

TM 9-2350-311 -20-1 SECTION 1. FUEL SYSTEM 6-1 HOSES, TUBES, AND FITTNGS This task covers: Removal/installation Tools Silicone compound (item 19, APPX D) General mechanic’s tool kit (item 64, APPX H) . . Equipment Conditions Materials/Parts Powerplant removed (para 4-5) Gasket (item 120, Appx G) Fuel tanks drained (TM 9-2350-311-1 O) Lockwashers (10) (item 95, Appx G) (de-fueling tanker may be required) Lockwashers (4) (item 192, Appx G) Removal/lnstallation Do not use open flame or smoke when working on the fuel system. An explosion may occur, causing severe injury or death. For removal/installation, follow illustration and legend as a guide. During installation, use silicone compound on pipe threads (only). Secure loop clamp (14) using existing screw on thermostat housing. LEGEND 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 6-2 Upper fuel tank Upper tank fuel level transmitter Fuel filler cap gasket* Fuel tank filler neck and cap Adapter Tee Adapter Lower fuel tank breather hose Hose clamp Upper-to-lower drain tank main drain Hose flange Coupling clamp Elbow Loop clamp (10) Engine-to-lower fuel tank hose (engine model 7083-7396) Engine-to-lower fuel tank hose (engine model 7083-7391) Elbow 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 Adapter Coupler (male) Coupler (female) Adapter Lower fuel tank return hose Elbow Fuel pump Elbow (2) Fuel pump Lower fuel tank Elbow Fuel pump discharge check valve Fuel tank pump hose Nipple (2) Personnel heater hose Screw (1 O) LockWasher (1 O)* Screw (4) LockWasher (4)* WARNING INITIAL SETUP