Crown Wheel Shaft Seal Ring, Left Side, Replacing

Crown wheel shaft seal ring, left side, replacing
Special tools: 999 7086, 999 7170, 999 7087-1, 999 7177

Note: As the illustrations in this service information are used for different model years and/or models, some variation may occur. However, the essential information is always correct.

Preparatory work
Removing bevel gear
Remove the bevel gear according to Bevel gear, replacing

Removal
Removing the seal ring
Place the bevel gear on a workbench and support it with a wooden block.
Use 999 7086 together with 999 7170.
Tap the puller sleeve into the seal so that it meets the housing plane.





Remove the seal using the puller handle. Thoroughly check that no seal residue remains.

Draining of oil in the bevel gear





Position the bevel gear over a receptacle.
Remove the level plug and let the oil run out through the bearing. Clean any spilled oil from the seal ring seat in the bevel gear using a lint-free cloth.

Installation
Installing the seal ring





Install 999 7087-1 on the shaft end and lubricate the new seal ring lip with grease (80 g). Place the seal on the sleeve.





Tap in the seal in the bevel gear using 999 7087 together with 999 7177. Make sure that the tool meets the bevel gear housing. When the tool is removed, check that 999 7087-1 was removed with it.

Finishing
Installing the angle gear
Fit the bevel gear according to: Bevel gear, replacing

Filling of oil
Fill new oil following Bevel gear oil level, check