23 4 612
Replacing input shaft sealing ring at output end
e
Caution:
Take care not to damage the faces of the casing and
the shafts when removing the shaft sealing rings.
e
Caution:
Do not use pointed tools to remove the shaft sealing
ring of the input shaft, because they could damage
the sealing washer of the grooved ball bearing be-
hind the sealing ring.
•
Remove the connecting pipe.
•
Carefully lever out the shaft sealing ring with a
screwdriver.
•
Install the new sealing ring with the sealing lips
facing inwards, using guide, BMW No. 23 4 722,
and impact driver, BMW No. 23 4 723.
23.10
23 4 722
23 4 750
23 4 740
Replacing shaft sealing ring for selector drum
•
Carefully lever out the shaft sealing ring with a
screwdriver.
•
Install the new sealing ring with the sealing lip
facing inwards, using impact driver,
BMW No. 23 4 750.
Replacing sealing ring for selector shaft
•
Carefully lever out the shaft sealing ring with a
screwdriver.
•
Install the new sealing ring with the sealing lip
facing inwards, using assembly sleeve,
BMW No. 23 4 612, and impact driver,
BMW No. 23 4 740.
23 4 723
R21230170