Brakes - Adjusting the Pressure Regulator
89audi07Applies To: ALL QUATTRO: 5000, 5000T, 100, 200 from m.y. 1984
Subject: New brake pressure regulator, adjusting
Number: Group:
89-02
July 31, 1989 47
Brakes ^ Steering
Brake pressure regulator (revised version), adjusting
A revised brake pressure regulator was gradually introduced into production 100/200 vehicles. The new regulator can also be installed in vehicles with the earlier version regulator.
Note
Brake system must be filled with fluid and free of air (properly bled).
^ lift vehicle off ground so that load is off rear axle
^ press lever of brake pressure regulator (arrow) toward rear as far as possible
^ loosen nut 1
^ insert 9.0 mm diameter drill bit 2 between spring and roller
^ tighten nut 1 to 25 N-m (18 ft.lb.)
^ remove drill bit
^ hook spring into plastic roller