OWNER'S MANUAL

General recommendations

~1min read

For normal operation of the cabin heating and ventilation systems, make sure the air intake vents located in front of the windshield are not blocked by snow, covered with leaves or obstructed by ice.

The blower fan should operate at low speed.

To prevent contaminated outside air from entering the passenger compartment, set lever A to position 0. Note that prolonged shutoff of the air supply causes the windows to fog up, which should be avoided.

The heating intensity of the passenger compartment depends on the coolant temperature. This means that maximum temperature can only be reached when the engine is fully warmed up.

Rotary controls B and C can be set to any intermediate position.

Used air is discharged from the passenger compartment through the ventilation slots located in the center in front of the rear window. Make sure they are not blocked by carried objects.

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A quick Audi 80 quiz: every answer comes with an explanation and a link to the manual page.