lincoln Workshop Repair Guides

Lincoln Workshop Service and Repair Manuals

Relays and Modules - Brakes and Traction Control > < Vacuum Brake Booster|Specifications|Page 5683
Page 1
background image

Vacuum Brake Booster Check Valve: Description and Operation

The power brake booster check valve:
-

is located on the front of the power brake booster.

-

is positioned between the power brake booster and the power brake booster hose.

-

closes when the engine is turned off.

-

in the closed position, traps engine vacuum in the power brake booster.

-

retains vacuum to provide several power-assisted brake applications with the engine off.

Relays and Modules - Brakes and Traction Control > < Vacuum Brake Booster|Specifications|Page 5683