TM-9-2350-311-20-1 Maintenance Manual for Volume 1 M109 Hull Download
Page 536 of 1275
TM 9-2350-311-20-1 5-8 AIR BOX HEATER (ENGINE MODEL 7083-7396) This task covers: a. Removal/Disassembly b. Assembly/lnstallation Tools . Materials/Parts General mechanic’s tool kit (item 64, Appx H) Gasket (item 181, Appx G) Lockwashers (2) (item 88, Appx G) a Remova/Disassembly Do not smoke or use open flame when working on fuel systems. An explosion may occur, causing severe injury or death. NOTE For ease of removal of air box heater, engine fuel pump maybe removed first (para 6-8). 1 Disconnect air box heater-to-solenoid tube assembly(1) at air box heater (2). 2 Disconnect coil assembly-to-air box heater lead assembly (3) at heater (2). 3 Disconnect pump and motor-to-air box heater hose assembly (4) at heater (2). 4 Remove two bolts (5) and two Iockwashers (6). Discard Iockwashers. 5 Remove heater (2) and gasket (7). Discard gasket. 6 Remove fuel igniter (8) and fuel injection nozzle (9). 5-15 WARNING