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Gearbox mechanics,operation, construction,diff. > < Exploded view - servicing clutch
Removing and installing clutch
   
Removing and installing clutch
Special tools and workshop equipment required
t  Counterhold tool -3067-
t  Torque wrench -V.A.G 1331-
t  Centring mandrel -3190 A-
t  For engines with smaller-diameter crankshaft or engines with needle bearing in crankshaft → Fig.: centring mandrel -T10086-
t  Grease for clutch plate splines -G 000 100-

Removing
l  Gearbox removed → Chapter.
   
–  Apply counter-hold tool -3067- in order to loosen bolts.
–  Loosen bolts in small steps and in diagonal sequence.
  Note
Centring mandrel -3190 A- can be disregarded.
–  Take off pressure plate and clutch plate.
Installing
Installation is carried out in reverse sequence; note the following:
  Note
t  Renew clutch plate and pressure plate if riveted joints are damaged or loose.
t  If the clutch has burnt out, thoroughly clean the clutch housing, flywheel and parts of the engine facing the gearbox in order to reduce the smell of burnt linings.
t  Select the correct clutch plate and pressure plate according to engine code → Electronic parts catalogue.
t  Clean input shaft splines and (in the case of a used clutch plate) the hub splines. Remove corrosion and apply only a very thin coating of grease -G 000 100- to the splines. Then move clutch plate backwards and forwards on input shaft until hub moves freely on shaft. It is important to remove excess grease.
t  Pressure plates have an anti-corrosion coating and are greased. Only the contact surface may be cleaned, otherwise the service life of the clutch will be considerably reduced.
t  Pressure plate contact surface and clutch plate lining must make full contact with flywheel. Only then insert bolts.
t  Check that dowel sleeves for centralising engine/gearbox are in the cylinder block; install if necessary.
t  If the dowel sleeves are not fitted, this will lead to gear-change problems, clutch malfunction and in some cases gearbox noise (gears will make rattling noises).
  V30-0378
l  Installation position of clutch plate: marking “Getriebeseite” (gearbox side) faces towards pressure plate
  A30-0144
–  Reverse position of counter-hold tool -3067- when installing.
–  Use centring mandrel -3190 A- to centralise clutch plate.
–  Tighten bolts in small steps and in diagonal sequence to avoid damaging centring holes in pressure plate and dowel pins on flywheel. Tightening torque → Item
  V30-0378
For engines with smaller-diameter crankshaft -arrow- or engines with needle bearing -arrow- in crankshaft
  N34-10979
Centralising clutch plate and removing and installing pressure plate on engines with smaller-diameter crankshaft or engines with needle bearing in crankshaft -arrow-
–  Use centring mandrel -T10086- to centralise clutch plate.
–  Tighten bolts in small steps and in diagonal sequence to avoid damaging centring holes in pressure plate and dowel pins on flywheel. Tightening torque → Item
Continued for all vehicles:
–  Install gearbox → Chapter.
  A30-0069

Gearbox mechanics,operation, construction,diff. > < Exploded view - servicing clutch