6.3. REMOVE, TEST, AND INSTALL THERMOSTAT

TM-5-3895-373-20 Bituminous Distributor Body M918 Model D-63 Manual
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TM 5-3895-373-20 6.3. REMOVE, TEST, AND INSTALL THERMOSTAT. This task covers: a. Remove b. Test c. Install Tools: References: General mechanic’s automotive tool kit TM 5-3895-373-10 (Item 54, Appendix E) TM 5-3895-373-24P Torque wrench (Item 68, Appendix E) TM 750-254 Materials/Parts: Equipment Conditions: Thread locking compound (Item 12, Appendix C) Drain engine coolant per paragraph 2.23.3. Thread locking compound solvent (Item 25, Appendix C) Gasket A. REMOVE. 1. REMOVE UPPER COOLANT HOSE. a. Loosen hose clamps (1) on upper coolant hose (2). b. Remove upper coolant hose (2). 2. REMOVE THERMOSTAT. a. Remove hex head cap screws (3) and lockwashers (4) securing connection (5). Remove connection. Discard lockwashers. b. Remove and discard gasket (6). Remove thermostat (7). B. TEST. 1. TEST THERMOSTAT PER TM 750-254. 2. THERMOSTAT SHOULD START TO OPEN AT 1700 TO 180°F (77° TO 82°C) AND BE FULLY OPEN AT 208°F (98°C). GO TO NEXT PAGE 6-8

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