Removing and Installing Sealing Ring For Cardan Flange (Rear Final Drive)

398219 Removing and installing sealing ring for cardan flange (rear final drive)

Tools








Preliminary work for sealing ring for cardan flange
1. Remove rear cardan shaft.

Removing sealing ring for cardan flange

Overview Of Carden Flange Sealing Ring:

1. Mark position of nut on drive flange -arrow- at shaft.





2. Check rolling moment of rear final drive with special tool torque screwdriver for measuring friction moment NR.89-picture and note value.





Note:
^ A second fitter is required for loosening/tightening the flange

3. Unscrew nut on drive flange. To do this, block flange with special tool arm bracket 3435.





4. Remove drive flange with special tool shop made tool 00000 and striker VW 771 / 1.





5. Remove sealing ring with special tool striker VW 771/ 1 and extraction tool VW 771/ 37.

Installing sealing ring for cardan flange

Overview Of Carden Flange Sealing Ring:

1. Drive in sealing ring with special tool pressure piece T10182-picture- until special tool touches transmission housing.
2. Push in flange and screw in nut.





Note:
^ A second fitter is required for loosening/tightening the flange

3. Position marking on nut and drive shaft -arrow- again so that the rolling moment determined prior to removal is reached once again.





Note:
^ If the rolling moment has to be corrected, this should be done via the tightening torque of the nut.

4. Check rolling moment with special tool torque screwdriver for measuring friction moment NR.89.- Rolling moment: 2.0 ftlb. -0.2 ftlb. +0.2 ftlb.

Subsequent work for sealing ring for cardan flange

Touching up sealing ring for cardan flange
1. Install rear cardan shaft.
2. Check the oil in the final drive.