TM-9-2320-361-24-2 Field Maintenance Manual Volume 2 for M44A2 Series Trucks
Page 742 of 1144
TM 9-2320-361-24-2 0401 00 0401 00-2 SWINGFIRE HEATER WATER JACKET REPLACEMENT (Contd) REMOVAL NOTE Have drainage container ready to catch coolant. 1. Remove drain plug (5) and drain coolant from water jacket (4). 2. Remove two nuts (14), lockwashers (15), screws (17), clamp (16), and exhaust tube (13) from exhaust port (18). Discard lockwashers (15). 3. Loosen clamps (7) and (12) and remove inlet hose (11) from inlet port (1) and outlet hose (6) from outlet port (3). 4. Remove two locknuts (9), screws (2), and water jacket (4) from brackets (8) and (10). Discard locknuts (9). INSTALLATION 1. Install water jacket (4) on brackets (8) and (10) with two screws (2) and new locknuts (9). 2. Install inlet hose (11) on inlet port (1) and outlet hose (6) on outlet port (3) and tighten clamps (12) and (7). 3. Install exhaust tube (13) on exhaust port (18) with two screws (17), new lockwashers (15), and nuts (14). 4. Apply sealant to male threads of drain plug (5). 5. Install drain plug (5) on water jacket (4). 6. Fill cooling system to proper level (WP 0076 00). 7. Connect battery ground cable (WP 0126 00). 8. Release parking brake and remove wheel chocks (TM 9-2320-361-10).