saab Workshop Repair Guides

Saab Workshop Service and Repair Manuals

Vacuum Brake Booster|Service and Repair > < Without ABS System|Page 3784
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As the brake pedal (11) is depressed, the vacuum passage (2) is closed and the air passage (4) is constantly open. The greatest possible pressure
difference acts on the diaphragm (1) and the maximum brake pressure is obtained.

Vacuum Brake Booster|Service and Repair > < Without ABS System|Page 3784