pontiac Workshop Repair Guides

Pontiac Workshop Service and Repair Manuals

Brake Proportioning/Combination Valve|Description and Operation|Page 4519 > < Brake Distribution Valve & Switch|Page 4515
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Brake Proportioning/Combination Valve: Description and Operation

Proportioner Valves

DESCRIPTION

The proportioner valve limits outlet pressure to the rear brakes after a predetermined master cylinder pressure has been reached. This is used when
less rear apply force is needed to obtain optimum braking.

Brake Proportioning/Combination Valve|Description and Operation|Page 4519 > < Brake Distribution Valve & Switch|Page 4515