Volvo 740 1991 Owner's Manual page 20

Volvo 1991 740 Model
Air in the passenger compartment recirculates with this button depressed.
Will not function in defrost setting.
Light is on when function is engaged.
The air conditioning system is disengaged when this button is depressed .
The light is on when the air conditioning system is disengaged.
Function selector
Air through panel vents
Defrost. Air to windshield and side windows.
Air to floor, windshield and side windows.
Air through floor vents.
Air through floor and panel vents.
pg. 1:13 Heating and ventilation (cont.)
Maximum heating:
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