1998 Chevrolet Express Van Owner's Manual - Page 137

Comfort Controls This section tells you how make your air system to work for you.Your comfort control system uses ozone-friendly R- 134a refrigerant. With these systems, you can control the heating, cooling and ventilation in your van. Your vehicle also has a flow-through ventilation system described later in this section. Fan Knob The knob on the left side of the heating system control panel controls thefan speed. The knob has four speed positions. To increase airflow, move the knob toward HI. To decrease airflow, move it toward To turn the LO. fan off, move the mode knob on the right to OFF. far Temperature Knob The middle knob on the control panel lets select the you of relative temperature the air flowing into the passenger area of your vehicle. This knob will allow you to adjustthe relative air temperature independently the function knob of setting. Move the knob toward the red area for warmer air. air. Move the knob toward the blue area for cooler Heater Controls Mode Knob The right knob changes the heater setting. /J VENT This setting directs air through the instrument -panel vents. BI-LEVEL: Use this setting to divide airflow between the heater floor vents and instrument panel vents. If your vehicle does not have conditioning, your air heater controls will look likethis. +fl +. +. e +setting directs air through the heater HEAT This ' floor vents. This setting is useful for cold weather. 3-2