11-15. ENGINE COOLANT HEATER HOSES AND FITTINGS REPLACEMENT (Cont)

11-15. ENGINE COOLANT HEATER HOSES AND FITTINGS REPLACEMENT

/.25ton/TM-9-2320-289-20 CUCV Series Trucks at Unit level Manual
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TM 9-2320-289-20 11-15. ENGINE COOLANT HEATER HOSES AND FITTINGS REPLACEMENT (Con’t). 2. Disconnect coupling half (10) from coupling half (11). Disconnect coupling half (16) from coupling half (15). 3. Loosen clamp (4) and disconnect inlet hose (7) from crossover pipe (3). Loosen clamp (23) and disconnect outlet hose (6) from pipe assembly (24). Remove inlet hose and outlet hose. 4. Disconnect coupling half (10) from adapter (9). Loosen clamp (8) and disconnect adapter (9) from outlet hose (6). Disconnect coupling half (16) from adapter (17). Loosen clamp (18) and disconnect adapter (17) from inlet hose (7). 5. Disconnect electrical connector from heater thermostat (14). Remove coupling half (15). Remove heater thermostat from engine coolant heater (19). Remove coupling half (11) and elbow (12). Remove pipe nipple (13) from engine coolant heater. TA50086 11-58

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