Dismantling and assembling 4th gear clutch -K3- with pump shaft for gearboxes as of 11.92 — AUDI

Special tools, testers and workshop equipment required

VW 401 Thrust plate
VW 402 Thrust plate
VW 407 Thrust tool
3292/1 From assembly tool 3292

Circlip
Differing thickness
Mark after removing and insert at same point

Pressure plate
Install with stepped side facing circlip

Inner plate
Number of inner plates=>Page
00-3
onwards
Before installing place new inner plates in ATF for 15 minutes

Outer plate
Number of outer plates=>Page
00-3
onwards

Pressure plate
Install with peened corrugated washer facing piston

Corrugated washer
Peened to pressure plate -Item
5
-

Circlip
Removing and installing => Page
38-42

Piston cap
Sealing lips are vulcanised to piston cap
Moisten sealing lips with ATF before installing
Turn piston cap slightly when installing
When removing and installing press down and fit circlip (Item
7
)

Spring
Seat between piston and piston cap

Piston
Sealing lips are vulcanised to piston
Moisten sealing lips with ATF before installing
Turn piston slightly when installing

Clutch housing with pump shaft
Height varies according to number of inner and outer plates

Piston ring
Only replace defective piston rings
Destroyed on being dismantled
Checking correct positioning
=> Fig.
38-42
Installing
=>Fig.
38-43

Piston ring
Checking correct positioning
=> Fig.
38-42
Removing and installing
=>Fig.
38-43

Fig.1
Removing and installing circlip (arrow)

Press piston cap down carefully until the circlip can be removed or installed.
Mark circlip after removing and reinstall in same position.

Fig.2
Checking seating of piston rings

A piston ring is fitted on the pump shaft inside the clutch housing.

Ensure that the ends of the piston rings are hooked together.

Fig.3
Removing and installing piston ring

Removing

Press ends of piston ring together and release by hand.
Press two ends of piston ring apart and remove; do not twist piston ring out of groove on one side.

Installing

Place piston ring in groove.
To hook ends together press sides of ring in and guide ends over one another.