Saab 95 1967, Service Manual

Page: 453 / 610

RE
ASSEMBLY
Before reassembling the master cylinder, dip all parts in
brake fluid.
1.
Locate the cups on the pistons and check that they
are correctly positioned, see fig.
FITTING THE PISTON WASHER
12. Primary cup
13. Piston washer (dished)
14. Secondary piston
2. Install the spring (18) on the pistons and press them
together so that the retaining pin (19) can be installed.
3. Fit the pistons in the cylinder. NOTE! Be carefull so
that the gaskets not be damaged.
4. Install the piston stop
5. Mount spiral clip (24) with the aid of tool
78 41 992.
6. Install the washer the secondary cup (26) and
the nylon bearing Lock with spiral clip
7. Install spring (9) and spring retainer (30) on the pri-
mary piston
8. Compress the retain spring (9) and install the spiral
clip
9. Lubricate the small end of the push rod (31) with
silicon grease and install the rubber bellows (11) with
retainer
10. Screw on the outlet adapters and non return valves.
Tighten to 38 Nm (28 ft.-Ib., 3.8 kpm).
11. Install the cover 5 and tighten the screws to 7 Nm
(6 ft.-Ib., 0.7 kpm).
INSTALLATION
1. Cover all openings to prevent the entry of foreign mat-
ter into the cylinder during the installation work.
2. Attach the brake cylinder.
3. Refit the rubber boot to the push rod. Reassemble the
push rod if it has been disassembled.
4. Reconnect the outlet brake lines and refill the system
Cabs. (I'l‘l
with brake fluid.
Adjust the brake pedal free movement. See section
524.
Bleed the system. See section 520.
As from model 1969
If it is necessary to dismantle the brake system, or any
part thereof, this must be done under conditions of scru-
pulous cleanliness. See section 520.
REMOVAL AND INSTALLATION OF MASTER CYL-
INDER WITH VACUUM SERVO
1. Remove the protective cover of the steering wheel
shaft.
2. Loosen the screw joints of the outlet brake lines at
the master cylinder. Disconnect the vacuum hose
from the vacuum servo.
Detach the push rod at the brake pedal.
4. Loosen the four nuts retaining the vacuum servo to
the dash panel. The nuts are accessible from inside
the car. Remove the master cylinder.
9"
The installation is made in the reverse order.
REMOVAL AND INSTALLATION OF MASTER CYL-
INDER
When removing and installing the master cylinder, it is
not necessary to remove the vacuum servo.
1. Loosen the screw joints of the outlet brake lines at
the master cylinder.
2. Remove the two nuts retaining the master cylinder
to the vacuum servo.
3. Remove the master cylinder.
The installation is made in the reverse order.
Bleeding the brake system, see section 520.