Volvo V70 Owner's Manual page 75

2002 VOLVO V70
Operation:
Press to activate the Air quality sensor (normal setting).
Or select one of three functions by pressing
1. Press : the LED AUT comes on. The Air quality sensor is now activated.
2. Press 3. Press
Keep the following in mind:
Make it a rule to have the Air quality sensor activated at all times.
Recirculation is limited in cold climates to avoid misting up.
If misting occurs, you should deactivate the Air quality sensor.
If the windows mist up, you can also use the windshield and side window defroster functions. See
page 45.
The filter should be changed at the intervals listed in the Warranty and Service Records Information
booklet. However, if the car is used in a severely contaminated environment, it may be necessary to
change the filter more frequently.
pg. 48 Manual climate control with air conditioning, A/C
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: the LED MAN comes on. Recirculation is now activated.