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Home >> Mercedes Benz >> 1994 >> C220 >> Repair and Diagnosis >> External Pages >> Different car >> Section 80 (Climate Control - 140 Chassis) >> Basic Knowledge >> Vacuum element for main air flap, location/purpose/design/function - GF83.10-P-2125A >> Vacuum element for main air flap, function - GF83.10-P-2125-02A

Vacuum element for main air flap, function - GF83.10-P-2125-02A

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Function 

When the recirculated air button (RECIRCULATING AIR SWITCH ) is not pressed, the switchover valve for the main air flap in the valve block (Y11) is actuated. In this manner, vacuum is present at the vacuum element for the main air flap (44).

In the fresh air mode, the main air flap is opened and the recirculated air flap closed.

Fig 1: Vacuum Element Function Diagram For Main Air Flap
G05440672Courtesy of MERCEDES-BENZ OF NORTH AMERICA.