Volvo 2008 C30 Owner's Manual page 83

The defrost function switches off automatically after 12-20 minutes, depending on the outside temperature.
NOTE
On certain markets, the defrost function may remain on longer than 20 minutes in cold weather to help keep the rear
window free from ice or condensation.
91
03 Climate
Manual climate control
9. Temperature selector
The knob with the thermometer symbol is used to select cooling or heating for both the driver's and passenger's sides
of the car.
92
03 Climate
Electronic Climate Control (ECC) - option
1. Auto - On/Off
2. Blower speed
3. Recirculation
4. Defroster
5. Airflow controls
6. A/C - ON/OFF
7. Heated driver's seat
8. Heated front passenger's seat