Ford Mercury Villager 1997 Owner's Manual page 71

Controls and Features
Rear seat climate control system panel
NOTE: For maximum heating and cooling for front seat
passengers, set the rear fan switch to the OFF position.
Automatic Temperature Control System
The control for your Automatic Temperature Control (ATC) is
located at the center of the instrument panel above the radio. The
ATC operates only when the ignition key is turned to the ON
position and the engine is running.
To turn the ATC on, push the AUTOMATIC button or any of the
five airflow function selector buttons: , , , ,
or .
To turn the ATC off, press the OFF button.
To change the temperature in the display window, select any
temperature between 65° F (18° C) and 85° F (29° C) using
the TEMP button.
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