TM-9-2350-311-20-1 Maintenance Manual for Volume 1 M109 Hull Download
Page 1106 of 1275
TM 9-2350-311-20-1 b. Installation NOTE Coolant heater must be lifted or tilted in order to reach exhaust tube clamps. 1 Connect heater exhaust hose (18) with exhaust tube clamp (17) to coolant heater (2). 2 Position two coolant heater upper brackets (16) over coolant heater (2) and install four screws (15), four flat washers (14), and four nuts (13). 3 Secure heater exhaust hose (18) with bracket clamp (12), new lockwasher (11), and screw (10). 4 Connect fuel pump-to-coolant heater fuel tube (9) at coolant heater (2). 5 Remove coolant pump (8) outlet plug if necessary and install coolant inlet hose (7) with inlet hose clamp (6). 6 Remove heater coolant outlet (5) cap and plug from coolant outlet hose (4) if used. Install coolant outlet hose on coolant heater hose outlet with clamp (3). If caps and plugs were not used, refill coolant system (TM 9- 2350-311-10). 7 Connect wiring harness (1) at coolant heater (2) plug. NOTE FOLLOW-ON MAINTENANCE: Connect fuel inlet-to-fuel tank hose quick disconnect at primary fuel filter (para 6-6) Connect batteries (para 8-28) 14-13