SEAT Workshop Service and Repair Manuals

Drive sprocket: dismantling and assembling

Special tools and workshop equipment required

t	Torque spanners -SAT 8010-

t	KIT -T20022-

t	Rotation tool -T20024-

t	Tool -U-30031-

t	Compression tool -U-40061-

t	KIT -U-40100-

t  KIT -U-40200 A-

t  KIT -U-40300-

The drive sprocket can only be removed after first removing the planet gear.

The crown pinion shaft and the differential do not have to be removed.

1 -	Securing bolt, 250 Nm

q	To remove and install, activate the parking lock

q	Removing and installing → Fig.

q	Before fitting the securing bolt, fit the needle bearing → Item

2 -	Plate spring

q	The rounded side should face the securing bolt

3 -

Shim

q	Determine thickness → Chapter

4 -	Roller bearings

q	After calculating the thickness of the shim, fit it on the crown pinion with -AMV 185 101 A1- → Fig.

5 -	Outer track, roller bearing

q	Remove using the -U-40200/10- and -U-40300/12- tools

q	Fit with -AMV 185 101 A1-

6 -	Gearbox casing

7 -	Axial needle bearing

q	Fit on the flat side facing the drive sprocket

q	Fit to the drive sprocket before fitting the securing bolt → Item

8 -	Outer track, roller bearing

q	Remove using tool -U-40100/12-

q	Remove using the -U-40200/10- and -U-40300/12- tools

q	Fit with -AMV 185 101 A1-

9 -	Roller bearings

q	Removing → Fig.

q	Fitting → Fig.

q	Fit with -AMV 185 101 A1- → Fig.

10 -	Drive sprocket

q	Incorporate the crown for the gearbox speed sensor -G68-

q	Number of teeth: code letters, group numbers, ratios → Chapter

q	Adjusting → Chapter

q	In the event of wear, always replace the drive sprocket and the driven sprocket at the same time

q	If the drive sprocket is replaced, the satellite carrier must be adjusted → Chapter

q	Removing → Fig.

Removing the roller bearing from the drive sprocket –  Fit the extractor -T20022- onto the drive sprocket, making sure that the claws completely surround the bearing. –  Remove the bearing.   Note! If the bearing cage breaks on extraction, use tool -T20022- to remove the internal bearing ring.

Fitting the roller bearing on the drive sprocket –  Place tool -U-40061/1- in a press. –  Place the drive sprocket on top. –  Place the -T20024- tool on the bearing and activate the press until the bearing is engaged.

Removing the drive sprocket –  Hold the drive sprocket from the inside of the gearbox casing. –  Hit softly using a plastic hammer. Avoid causing damage to either the drive sprocket or the gearbox casing.

Fitting the roller bearing on the drive sprocket –  Fit the roller bearing using -AMV 185 101 A1--arrow-.

Removing and fitting the securing bolt –  Connect the parking lock to loosen and tighten the bolt. –  Loosen and tighten the securing bolt using tool -U-30031-, a 22 e/c socket spanner and the torque spanner -SAT 8010-.