1994 Chevrolet S10 Pickup Owner's Manual - Page 118

OFF: This setting turns all heating functions. Some outside air will still off come outof the heater outlet whenever the vehicle is moving forward. VENT Airflow is through the instrument panel vents. the upper knob to Set the temperature desired. This setting is useful for mild outside temperatures, when little heating or cooling is desired. BI-LEV: Outside air comes in through the heater floor vents and the instrument panel vents. This setting is useful in cool weather with bright sunlight. HEAT Heated air comes out through the heater floor vents and windshield defroster vents. This setting is useful cold weather. for BLEND: Airflow is divided equally between the heater floor vent and the windshield defroster vents. This setting is useful cool weather when you in have fog or on the windshield or side windows. ice DEF: This setting directs most air through the windshield defroster vents and some through the heater vents. This setting is useful when you have fog or ice on the windshield. Heater/Air Conditioning Controls If your vehicle has air conditioning, your heatedair conditioning controls will looklike this. Before using your vehicle's air conditioning, open the windows to clear the vehicle of hot air. The switch on the righthand side changes fan speed. To increase the fan the speed, push the switch upward toward To decrease the fan speed, push HI. the switch downward toward . LO The upper knob changes the air temperature. Turn the knob right (clockwise) for warmer air. Turn the knob left (counterclockwise) for cooler air. The lower knob changes the heater function and determines which outlets the air will flow through (instrument panel, defroster, heater, etc.). 3-4