SEAT Workshop Service and Repair Manuals

Disassembly and assembly of the input shaft Check the tool and equipment equivalence table according to the applicability between Seat / VW / Audi / Skoda → Chapter.

Special tools and workshop equipment required

t	Extractor kit -T20140-, see equivalent → Anchor

t	Hose clamp -T20141-, see equivalent → Anchor

t	Extractor kit -U 40100B-, see equivalent → Anchor

t	Kit (case) -U 40200A-, see equivalent → Anchor

t	Kit (case) -U 40450A-, see equivalent → Anchor

Extract the ball bearing –  Remove the input shaft securing ring. –  Before fitting the bridge with bolt -U 40100/1- first fit the adaptor -U 40200/3- and the foot support flanges -U 40100/8- with the cone base -U 40100/4- to the input shaft.

Release the 5thª gear pinion –  Place the flat base -U 40100/3- under the pinion for the 5th gear

Insert the 5thª gear pinion –  Fit the input shaft in a vice with the pressure tool -T20141- and insert the adaptor -U 40200/13- tools and the adaptor -U 40200/18-.

Insert the ball bearing l  Installation position: the groove for the securing ring should point upwards and the rung should face towards the pinion of the 5th gear –  Fit ball bearing with installation tool -U 40200/19- –  Determine the securing ring → Fig. and fit it.

Determining the correct securing ring –  Fit a securing ring -A- of 1.86 mm in thickness in the groove of the input shaft and press upwards. –  Measure clearance between grooved ball bearing -B- and fitted circlip -A- using feeler gauge -C-. –  Remove the securing ring used for the measurement. –  Select the securing ring according to the table; part number → Parts catalogue. The following securing rings are used:

Measured value (mm)	Thickness of the securing ring (mm)	Axial play (mm)
0,01 … 0,05	1,86	0,01 … 0,05
0,05 … 0,07	1,89	0,01 … 0,05
0,07 … 0,10	1,92	0,01 … 0,05
0,10 … 0,13	1,95	0,01 … 0,05
0,13 … 0,16	1,98	0,01 … 0,05

Extract the roller bearing from the clutch housing –  To extract the roller bearings from the housing, press on the securing ring using a pliers. –  Extract the bearing sockets using the adapter -T20140/1- and the pressure tool -T20140/30- .

Extract the roller bearing from the clutch housing –  When pressing the arrow -on the backup ring- tapered roller bearing with a -A- pair of pliers, squeeze the Adapter -U 40450/3- -U 40450/9- –  Remove the pliers before leaving the roller bearing in installation position. l  The securing ring should insert into the groove of the clutch pan.