audi Workshop Repair Guides

Audi Workshop Service and Repair Manuals

Removing and installing pressure plate and clutch plate (single-plate clutch, LuK version) > < Removing and installing clutch module
Exploded view - servicing single-plate clutch (LuK version)
   
Exploded view - servicing single-plate clutch (LuK version)
  Note
t  The LuK version clutch has an SAC pressure plate.
t  “SAC” stands for “Self-Adjusting Clutch”.
t  Observe notes on clutch → Chapter.
1 - Clutch module
q   Removing and installing → Chapter
2 - Oil seal
q   For dual-mass flywheel
q   Pulling out → Fig.
q   Driving in → Fig.
3 - Needle bearing
q   For dual-mass flywheel
q   Different versions → Fig.
q   Check and renew if necessary → Fig.
q   Pressing out → Fig.
q   Pressing in → Fig.
  Note
t  Always renew needle bearing if input shaft is damaged → Anchor
t  Depending on the version fitted, the needle bearing may have the full number of rollers, or every 4th roller may be missing. The missing rollers do not mean that the needle bearing is defective.
4 - Dual-mass flywheel
q   With flange for drive plate
q   Ensure that dowel pins fit tightly
q   Contact surface for clutch lining must be free of grooves, oil and grease
q   Removing and installing → Chapter „Removing and installing pressure plate and clutch plate (single-plate clutch, LuK version)“
5 - Clutch plate
q   Removing and installing → Chapter
q   For correct version, refer to → Electronic parts catalogue
q   Installation position: marking “Getriebeseite” (gearbox side) faces towards pressure plate
q   If fitted, coil springs (damper assembly) face towards pressure plate
6 - SAC pressure plate
q   For correct version, refer to → Electronic parts catalogue
q   Removing and installing → Chapter
q   Resetting adjuster ring → Chapter
q   Checking ends of diaphragm spring → Fig.
q   Checking pressure plate for distortion → Fig.
q   Checking springs and riveting → Fig.
q   Contact surface for clutch lining must be free of grooves, oil and grease
7 - Bolt
q   22 Nm and then turn 90° further
q   Always renew
q   Secures pressure plate to dual-mass flywheel
q   Observe assembly instructions → Chapter for loosening or tightening

   
Checking needle bearing in dual-mass flywheel
Depending on the version, different types of needle bearing are fitted in the dual-mass flywheel.
t  Needle bearing with every 4th needle roller missing -arrows- (this not mean the needle bearing is defective).
t  Needle bearing with the full number of rollers.
t  New needle bearings have the full number of rollers.
  A30-10222
Checking SAC pressure plate for distortion, cracks and burning
A - Straightedge
B - Feeler gauge
l  Pressure plate distortion up to 0.8 mm is permissible.
  A30-0104
Checking ends of diaphragm spring
l  Wear up to 0.3 mm (maximum) is permissible.
  A30-0093
Checking springs and riveting
I - Springs OK
l  Slight kinking on the outside -arrows A- is normal on production parts.
II - Springs damaged
l  Renew pressure plate if springs are broken or badly bent -arrow B-.
  A30-10219
–  Check that rivets -arrows B- are secure at all springs -arrows A-.
l  Renew pressure plate if rivets -arrows B- are loose.
  A30-0153

Removing and installing pressure plate and clutch plate (single-plate clutch, LuK version) > < Removing and installing clutch module