Ford 1999 Wagon-Econoline Owner's Manual page 17

Fan speed control
Controls the volume of air circulated
in the vehicle.
Temperature control knob
Controls the temperature of the
airflow inside the vehicle. On
heater-only systems, the air cannot
be cooled below the outside
temperature.
Mode selector control
Controls the direction of the airflow
to the inside of the vehicle.
• VENT-Distributes outside air through the instrument panel registers.
• FLR-Allows for maximum heating. Distributes outside air through the
floor ducts.
• OFF-Outside air is shut out and the fan will not operate.
• MIX-Distributes outside air through the floor ducts and the windshield
defroster ducts.
•
-Distributes outside air through the windshield defroster ducts.
It can be used to clear ice or fog from the windshield.
Controls and features
FAN
LO
COOL
OFF
FLR
VENT
HI
WARM
MIX
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