23.10
23 12 Replacing shaft sealing rings in
gearbox housing and gearbox cover
L Note:
All shaft seals except the seal on the drive-side of
the input shaft can be installed without removing the
gearbox.
Replace all shaft sealing rings if the gearbox is fully
disassembled.
Take care not to damage the faces of the housing
and the shafts when removing the shaft sealing
rings.
e Attention:
Replace all shaft sealing rings if the gearbox is fully
disassembled.
23 12 Replacing input shaft sealing ring at input
end
•
Carefully pry out the shaft sealing ring with a
screwdriver.
•
Drive the new sealing ring in with the sealing lips
facing inwards, using slip-over sleeve,
BMW No. 23 4 712, and drift,
BMW No. 23 4 711.
23 12 Replacing output shaft sealing ring
e Attention:
Do not use pointed tools to remove the shaft sealing
ring of the output shaft, because they could damage
the sealing washer of the grooved ball bearing be-
hind the sealing ring.
•
Use puller, BMW No. 00 8 590, to remove the
shaft sealing ring, or alternatively pry out carefully
with a screwdriver.
e Attention:
Drive in the output-shaft sealing ring flush with the
housing.
•
Install the sealing ring with the sealing lips facing
inwards, using, BMW No. 23 4 732, and drift,
BMW No. 23 4 731.
23 4 712
R21230160
234711
00 8 590
23 4 732
23 4 731
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