TM 9-2320-260-20
I
1-20. ELECTRICAL SYSTEMS OPERATION (Contd)
c. Generating System Operation.
ALTERNATOR Supplies electrical power to operate all electrical accessories and keeps
batteries charged when engine is operating.
d. Heating System Operation.
A HOT WATER PERSONNEL HEATER Warms interior of vehicle cabin cold climate conditions.
Hot engine coolant circulating through heater warms air flowing through heater core. A fan then
forces outside air through heater and into cab.
B PERSONNEL HEATER SWITCH Allows heater fan to operate at two speeds.
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