TM 9-2320-260-20
1-20. ELECTRICAL SYSTEMS OPERATION (Contd)
e. Gage and Warning System Operation.
A ENGINE TEMPERATURE GAGE - Indicates temperature of engine coolant circulating through
engine. Receives electrical current from water temperature sending unit located on water
manifold.
B WARNING BUZZER - Produces a loud sound to warn vehicle operator that the low air pressure
switch has been activated.
C LOW AIR PRESSURE SWITCH - Activates warning buzzer to sound when pressure in
compressed air system is not high enough to safely operate vehicle.
batteries and alternator.
E
FUEL GAGE - Indicates amount of fuel in fuel tank(s). Receives electrical current from sending
unit located in fuel tank(s).
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