TM-9-2350-247-20-2 Unit Maintenance Manual Volume 2 M548A1 M548A3 Tracked Cargo Carrier Download
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TM 9-2350-247-20-2 REPLACE ENGINE THERMOSTAT (M548A1) — Continued 0218 00 INSTALLATION NOTE Install thermostat in housing in position shown. 1. Put a thin coat of sealing compound on both sides of new gasket (1). 2. Install new seal (2), gasket (1), and thermostat (3) in left thermostat housing (4). 3. Secure left thermostat housing (4) and right thermostat housing (5) with four screws (6), new lock washers (7), and flat washers (8). Torque screws to 180-240 lb-in (20-27 N•m). 4. Install hose (9) on right thermostat housing (5). Secure with two clamps (10). 5. Install hose (11) on deaeration elbow (12). Secure hose on deaeration tube (13) and elbow (12) with two clamps (14). 6. Install hose (15) on elbow (16). Secure with clamp (17). FOLLOW-THROUGH STEPS 1. Close thermostat housing drain valve (WP 0213 00). 2. Lower center seat (See your -10). 3. Install hull bottom access cover (WP 0383 00). 4. Fill cooling system (WP 0212 00). 5. Start engine (see your -10) and run until operating temperature of 160 -230 F (71 -110 C) is reached. Check for leaks. 6. Stop engine (see your -10). Check engine coolant level. 7. Add coolant (WP 0212 00) as needed to bring level to bottom of filler neck. END OF TASK 0218 00-3/4 blank