Thor Motor Coach 2009 Mandalay, Owner'S Manual

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MANDALAY
The air conditioning system is designed to operate in all modes except VENT, FLOOR and OFF.
This provides significant moisture, dust and pollen removal for enhanced passenger comfort.
Use MAX A/C and HI blower for quick cool down. A lower blower speed produces cooler air.
To assist with cooling, close all windows and vents to hot, humid outside air.
NOTE: The A/C will not function if the outside air temperature is below approximately
40° Fahrenheit.
NOTE: In the event control vacuum is lost, the system is designed to discharge through the
defrost vents.
To achieve the maximum comfort in the motorhome, the air must be directed where it is
needed. The mode switch (right of center) gives the driver the ability to select where the air will
flow.
Air is drawn from the passenger compartment (Recirculated Air) and
discharged through the dash louvers. These louvers can be adjusted for
maximum comfort.This setting should be used to reduce interior humidity.
Outside air (Fresh Air) is drawn into the system and discharged through the
dash louvers.
Outside air is drawn into the system and discharged through the dash
louvers. For enhanced passenger comfort, upper-level ventilation air is also
discharged through the defrost opening.
The blower motor does not operate in this mode. The fresh air inlet door
closes, minimizing outside air infiltration into the vehicle.
Outside air is drawn into the system and discharged through the dash
louvers, floor and defrost outlets. The A/C system operates in BI-LEVEL
mode.
Outside air is drawn into the system and discharged through the floor outlets.
In some models, a small amount of air is directed to the windshield for
defrost. The A/C system does not operate in FLOOR mode.
Outside air is drawn into the system and discharged through the floor and
defrost outlet. The A/C system operates in MIX mode to provide windshield
defogging.
Outside air is drawn into the system and discharged through the defrost
outets. The A/C system operates in DEFROST mode to provide windshield
defogging.
8-2
HEATING & AIR CONDITIONING
A/C
MAX
A/C
OFF
VENT
Operating Features
Air Distribution - Mode Control