Do not place objects on top of the instrument panel as these
objects may become projectiles in a collision or sudden stop.
MANUAL HEATING AND AIR CONDITIONING SYSTEM
(IF EQUIPPED)
1. Fan speed adjustment: Controls
the volume of air circulated in the
vehicle.
2. Temperature selection:
Controls the temperature of the
airflow in the vehicle.
3. Air flow selections: Controls the direction of the airflow in the
vehicle. See the following for a brief description on each control.
MAX A/C: Uses recirculated air to cool the vehicle. Air flows from the
instrument panel vents only.
A/C: Uses outside air to cool the vehicle. Air flows from the instrument
panel vents only.
: Distributes outside air through the instrument panel vents.
OFF: Outside air is shut out and the fan will not operate.
: Distributes outside air through the instrument panel vents and the
floor vents.
: Distributes outside air through the floor vents.
: Distributes outside air through the windshield defroster vents and
floor vents.
: Distributes outside air through the windshield defroster vents.
Operating tips
• To reduce fog build up on the windshield during humid weather, place
the air flow selector in the
position.
• To reduce humidity build up inside the vehicle, do not drive with the
air flow selector in the OFF or with recirculated air engaged.
• Do not put objects under the front seats that will interfere with the
airflow to the rear seats.
• Remove any snow, ice or leaves from the air intake area at the base of
the windshield.
2004 F250/350/450/550 (f23)
Owners Guide (post-2002-fmt)
USA English (fus)
Climate Controls
39
