Porsche 928 Workshop Manual page 674

30
Clutch, Controls
928
Note
Don't forget to remove wire clip after installation of
clutch.
_~~
-@T -
-
P
5. Check position of centering pins of a dowel pin.
centered clutch. correcting if necessary.
Protrusion of pins over bearing surface of inter-
mediate plate on flywheel: 3.5 - 0.5 mm
(distance A).'
-*.-A
b?
. . '7&-.-*y- 2
"
8:
1
3. Inspect ball socket bushing (snap ring) in release
lever. If necessary, install a new ball socket bushing
and press in against stop with Special Tool VW 421
Vent hole in release lever must not be covered,
otherwise ball socket bushing would spring back
when air can't escape.
4. Lubricate bearing surface of release bearing in
release lever as well as both sides of preload washer
for pressure plate in area of release bearing with
Optimolv HT. Mount release bearing with washer
and release lever on pressure plate. Gap of circlip
should be between retainer on release bearing or
offset to groove in release bearing when bearing has
an opening.
* Only applicable for the two 6 mm diameter
centering pins of cars beginning with 1984
models, since the stepped 6/B mm diameter pin
is removed for installation and removal.
Distance A could also not be reached.
6. Push intermediate plate in direction of .elease
bearing on the three adjusting elements.
7. Assemble clutch, observing the following points:
a) Yellow arrows on discs are mounted 180"
opposite (residual unbalance).
bl White mark on disc (without spring-loaded
liner) faces flywheel.
cl Hubs of discs face release bearing.
a
30.18
Disassembling and Assembling Clutch
(Diameter and Dowel Pin Centered)
VIII, 1984
-Printed in Germany