Porsche 928 Workshop Manual page 895

39
Differential / Transaxle Sysrem
92R
DISASSEMBLING AND ASSEMBLING LIMITED SLIP DIFFERENTIAL
Disassembling
1. Take off ring gear.
b) Thrusr rings:
Guide tabs and bearing surfaces row no! be
worn seriously or scored. lo addition. they
must move easily in differenrial housing.
c) Differential gears:
2. Loosen screws on housing flange and remove
cover.
Bearing surfaces for thrust washers roux not
be worn and inner plates must move easily
on splines of differential gears.
d) Plater:
Check inner and outer platen for wear. Guide
tabs of ourer plales and splines of inner
plates musk DOI be seriously worn.
2. Lubricate all sliding surfaces of plares. thrust
rings and differential shafrs with SAE 90 hypoid
gear lube prior 10 insrallarion.
3. Remove all inner parts.
Note
3. Install rhrusr washers so rhar holding tabs engage
in bore of housing or housing cover. Applying
grease IO [he washers to hold them in position
will facilitare insrallarion.
Now order of insralled plates in order LO have
same locking ratio when reassembled.
4. lnsrall orher pans as shown in exploded drawing.
Assembling
1. Check all parts for wear or damage and replace,
if necessary.
a) Differential housing:
Check guide grooves for outer plates and
thrust rings for wear.
39 - 58 Disassembling and Assembling Limited Slip
Differenrial
Primed in Germany