TM-9-2350-247-10 Operator Manual M548A1 M548A3 Tracked Cargo Carrier Download
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TM 9-2350-247-10 OPERATE ENGINE COOLANT HEATER KIT (M548A3) 0041 00 THIS WORK PACKAGE COVERS: Operation (page 0041 00-1). INITIAL SETUP: M a i n t e n a n c e L e v e l Operator P e r s o n n e l R e q u i r e d Driver E q u i p m e n t C o n d i t i o n MASTER SWITCH ON OPERATION NOTE The engine coolant heater keeps batteries and engine warm for easier starting during extreme cold, -25 F (-32 C) or below. The coolant is heated and circulated through the engine and two heat exchanger plates in battery compartment. The heater is designed to operate safely while left alone for up to 12 hours. The engine coolant heater controls are on a control box mounted below the middle windshield. Two manual shutoff valves in power plant compartment let you stop the flow of coolant through the engine coolant heater when it’s not running. 1. Make sure MASTER SWITCH is ON. 2. Turn FUEL PUMP switch OFF. 0041 00-1