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TM 9-2320-270-10
CAB CONTROLS - CONTINUED
KEY
1
2
3
CONTROL OR INDICATOR
AIR HORN CHAIN
CAB FRESH AIR LOUVER
LEVER (left front cab wall)
HEAT/FRESH AIR DAMPER
LEVER (right side of cab at
heater box).
F U N C T I O N / U SE
Pull downward to sound air horn when en-
gine is running; release to silence air horn.
Pull lever toward you to open louver. Push
lever away from you to close louver.
Pull lever toward you to allow fresh air to
enter the cab through the heater box. Push
lever away from you to recirculate cab air
through heater box. To get a mixture of
air, move lever to an intermediate position.
TA220803
2-24
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