TM-9-2350-277-10 Operator Manual M113A3 M577A3 M1064A3 M1068A3 M58 Download
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TM 9-2350-277-10 OPERATE ENGINE COOLANT HEATER (BELOW –25 F (–31 C)) — Continued 0062 00 TURN COOLANT HEATER OFF NOTE When coolant heater is turned off, blower will run until heater is purged of fuel and burner is cool. Indicator light will stay on until blower stops. Driver should stay in carrier until blower stops. 1. Move RUN-OFF-START switch to OFF. 2. Allow coolant heater to purge itself. 3. Close coolant pump shutoff valve and coolant heater shutoff valve. 4. Close power plant access door. See task: OPEN/CLOSE POWER PLANT ACCESS DOOR (WP 0011 00). 5. Stow trim vane. See task: LOWER/STOW TRIM VANE (WP 0039 00). C A U T I O N Carrier batteries can discharge. If carrier is not to be driven after 12 hours of running coolant heater, start and run engine until all batteries are fully charged. NOTE Always turn coolant heater off and close coolant shutoff valves before starting engine. 6. If needed, start and run engine to charge batteries. See task: START ENGINE (WP 0021 00). END OF TASK 0062 00-4