33.17
Shimming housing cover
•
In order to obtain the correct taper roller bearing
preload, the housing cover must be correctly
shimmed.
•
Using depth gauge, BMW No. 00 2 550, meas-
ure distance “a”.
•
Place measuring ring, BMWNo.332601, in po-
sition and secure it.
•
Measure the distance from the ball bearing’s out-
er race through the window in the measurement
disc to the housing flange surface to determine
dimension “b”.
•
Distance “a” – distance “b” = shim thickness
(without preload).
•
Apply a light coat of grease to the selected shim
washer, and install it.
Preload:............ 0.05...0.1 mm (0.0020...0.0039 in)
33 11 032
Installing housing cover
•
Lightly oil the lip and outer edge of the sealing
ring.
•
Using drift, BMW No. 33 1 860, and handle,
BMW No. 00 5 500, drive in the sealing ring.
•
Heat housing cover to 80 °C (176 °F) and install.
•
Tighten securing screws in diagonally opposite
sequence.
X Tightening torque:
Housing cover.............................................. 35 Nm
33 12
Installing splined element
•
Push the flexible gaiter on to the housing and se-
cure it with the clamping strap.
•
Coat splines on input pinion with
Staburags NBU 30 PTM.
•
Fit sliding element to drive pinion.
•
Seat the retaining ring by tapping it gently (plastic
hammer).
a
KR330290
00 2 550
33 2 601
S330130
S330140
33 1 860
00 5 500
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