Ford 1998 Windstar Owner's Manual page 77

Turning On the Heat
Heat will not be available until the engine has been running for
sufficient time as indicated by the engine coolant temperature
gauge.
To heat the inside of your vehicle:
Turn the Function Selector Knob to R (FLOOR). Outside
1.
air is drawn in and directed into the passenger compartment
through the floor outlets. Small quantities of air are also
directed to the defrost and side window demist outlets.
Turn the Temperature Control Knob toward the WARM
2.
(red) area.
Turn the Fan Speed Knob to the speed of your choice. When
3.
your vehicle warms up, you may want to set the Fan Speed
Knob to a lower speed, or adjust the Temperature Control
Knob to a lower setting to maintain a comfortable
temperature.
To defrost the windshield and side windows:
Turn the Function Selector Knob to V (DEFROST), turn the
Temperature Control Knob to the WARM (red) area and turn
the Fan Speed Knob to the position of your choice.
To heat and defrost at the same time:
Turn the Function Selector Knob to P
(DEFROST/FLOOR),turn the Temperature Control Knob and
the Fan Speed Knob to provide the temperature and fan
speed you prefer.
Do not place objects under the front seats unless your vehicle is
equipped with an under seat storage tray. Improperly stored
objects will interfere with the flow of air to the back seats.
Remove any snow, ice, or leaves from the area below the
windshield on the outside of your vehicle. They could block the
air intake.
Controls and Features
77