BMW 5251 Service Manual page 580

Manual Transmission
-
Thoroughly clean guide sleeve mounting bolts, sealing sur-
faces, and threads. Apply Loctite8243 or equivalent thread
locking compound to guide sleeve bolts. Reinstall guide
sleeve and spacer(s).
Tightening
torques
Guide sleeve to transmission case
M6
10 Nm (89
in-lb)
*
M8 x 22 18
Nm
( 1 3
ft-lb)
-
M a x 3 0
25
Nm
(18
ft-lb)
-
Reinstall transmission.
TRANSMISSION REMOVAL
AND
~NSTALLATION
Removal and installation of the transmission is best accorn-
plished on a lifl using a transmission jack.The engine must be
supported using appropriate support equipment. This allows
the engine to pivot on its mounts to access the upper Torx-
head bolts at the bellhousing.
WARNING-
Male sure the car is stable and well supported at all times.
Use a professional aulomorive lift or jack slanos des~gned
lor the purpose. A floor jack is nor adequare supporr.
The removal of the transmission may upset the balance
of the vehicle on a lifl.
Transmission, removing and installing
-
Disconnect negative (-) cable from battery.
CAUTION-
Prior to disconnecting the battery, read the battery discon-
nection cautions given in 001 Warnings a n d Cautions.
V-8 engine: Remove plastic engine cover.
Early models: pry out protective caps (arrows), then re-
move nuts securing cover. Lift off cover.
Later models: depress four studs to release, then lift off
cover.
-
Raise and safely support vehicle
-
Remove engine splash shield from underside of vehicle
-
Remove exhaust system and heat shields. See 180 Exhaust
System.