928
Brakes/Hydraulics,
Regulator,
Booster
47
0
REMOVING
AND INSTALLING
BRAKE
MASTER
CYLINDER
Removing
a
1. Remove intake hoses and air cleaner upper
section.
2. Drain both chambers of brake fluid
reser-
voir by pumping
out brake fluid via
pertinent
bleeder screws depending
on brake
circuit
division.
Diagonal
brake circuit
division
up to 1983
models. Axla brake circuit
division
since
1984 models.
Identification:
stepped master cylinder
and
screw-in brake pressure regulator
(see
point 5).
3. Detach vacuum hose with check valve at
brake booster.
Pull off vacuum line on branch, plug for
warning
device and hose for clutch control.
mm:<
.;
..- k[ &:,,--.;I'e
'* ',,
4. Pull brake fluid reservoir out of master
cylinder
from above. If applicable,
pull off
plugs on hydraulic
stop light switches.
5. Detach brake lines.
Up to 1983 models.
Since 1984 models
Note:
Counterhold
on hexagon of regulator
when
unscrewing
rear axle brake line on screw-in
brake pressure regulator.
Screw-in
regulator
of cars with ABS is installed
on hydraulic
unit.
Printed
in Germany
- VIII,
1984
Removing
and Installing
Brake Master Cylinder
47-13