Air distribution system: Notes

Fig 1: Air Distribution System Components

Courtesy of VOLVO CARS OF NORTH AMERICA.

The air distribution system consists of:

climate control system:
- blower fan
- damper
- filter
- recirculation throttle.
air ducts
vents.

Dampers control the outgoing air to:

defroster
the dashboard vents
the floor outlets
the B post vents.

Fresh air enters the climate control system through the fresh air intake under the plenum chamber.

The fresh air intake is located:

on the right-hand side of the left-hand drive vehicle
on the left-hand side of the right-hand drive vehicle.

Air enters the climate control system and is distributed by a large number of air vents to the passenger compartment. After circulating, the air leaves the passenger compartment via the evacuation valves in the cargo compartment.