Lock clutch housing with special tool, BMW No. 115640.
Remove the clutch.
Carefully lever out radial shaft seal, using a screwdriver.
Caution! Take care not to damage the sealing faces of crankcase and crankshaft.
Note: The radial shaft seals can be removed when the crankcase is disassembled.
Using awl, BMW No. 008583, carefully punch a hole in the shaft sealing ring.
Screw the pull rod, BMW No. 008581, into the pierced hole and use impact weight, BMW No. 00 8 582, to remove the shaft sealing ring.