IC Bus CE Series, Operation And Maintenance Manual

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Climate Controls
Adjust the Temperature knob to
control the temperature of the air
through the heater vents.
The heater fan speed is
controlled by the Driver Heater
Defrost fan switch on the left
console switch panel.
Auxiliary Heaters
The Midship / Rear heater switches provide blower speed control
for the passenger compartment heaters and are located on the
left switch panel. The control switch is labeled OFF / LO / HI.
Defrost Operating Instructions
The defroster blower is controlled by the three-position (OFF /
LO / HI) DRIVER HEATER / DEFROST fan switch, located on
the left switch panel. Press the switch to the desired position to
control blower speed.
Air is directed through the defrost duct to the windshield and
side window outlets utilizing the Defrost Climate Control Heat
selector. Use this mode at maximum fan speed and temperature
setting for best windshield and side window defrosting.
If equipped, the optional step well heater may be turned on for
added air flow to the defroster vents.
Integrated Air Conditioning System (IC Air)
This vehicle may be equipped with an optional skirt - or
roof-mounted, factory-installed Integrated Air Conditioning (IC
Air) system. Before operating the system, become familiar with
the climate control system operating controls.
Becoming familiar with your IC Air climate control system
operating controls will enable you to realize maximum system
performance and maintain a comfortable environment for you
and your passengers.
The system controls consists of two rotary switches, one
controlling the evaporator fans and the other controlling the
thermostat. The following illustration will identify both switches
of the control system.
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