23.24
•
Clamp splined end of input shaft in vice fitted
with jaw protectors.
•
Relieve strain on locking ring (1), if necessary
lightly tap bearing inner ring to release.
•
Remove locking ring and washer (1/ 2).
•
Using universal puller, BMW No. 00 7 500, and
thrust adapter (arrow) to apply uniform pressure,
remove spur gear (4) complete with bearing (3).
•
Remove washer (7), spring (6), thrust piece (5)
and spur gear (4).
•
Remove bearing (8) in the same way.
•
Slip washer (7) into position with bevel facing
away from the spring.
•
Slip spring (6), thrust piece (5) and spur gear (4)
onto shaft.
•
Press on bearing (3) cold, using press, or heat to
80 °C and position on input shaft.
e Caution:
If necessary, drive further on by striking inner race
only.
e Caution:
Be careful of the sealing washer as you heat the
bearing (Clean Bearing); risk of damage.
•
Install spacer (2).
•
Install locking ring (1) and make sure that assem-
bly is free of play.
•
Position universal puller under spur gear and
seat bearing against locking ring
e Caution:
In order to avoid measuring errors when shims are
subsequently installed, make sure that there is no
clearance between bearing and locking ring.
•
Press on grooved ball bearing (8) cold, using
press, or heat to 80 °C (176 °F) and position on
input shaft..
e Caution:
If necessary, drive further on by striking inner race
only.
e Caution:
Be careful of the sealing washer as you heat the
bearing (Clean Bearing); risk of damage.
•
By preference, press on grooved ball bearing (8)
cold, using press, or alternatively heat to 80 °C
(176 °F) and position on input shaft.
L Note:
If input shaft has to be shimmed, do not install
grooved ball bearing (8) until all measurements have
been completed.
e Caution:
Be careful of the sealing washer as you heat the
bearing (Clean Bearing); risk of damage.
e Caution:
When seating components on the input shaft while
removed from engine, apply pressure to the inner
ring only.
e Caution:
If the Clean Bearing input shaft is installed, do not
strike shaft/bearing as otherwise, the bearing might
no longer be correctly seated on the locking ring.
00 7 500
Clean Bearing
RT230161
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