audi Workshop Repair Guides

Audi Workshop Service and Repair Manuals

Unfastening and tightening compressor drive shaft > < Detaching/attaching version "2” pulley
Checking/replacing compressor drive unit
Checking/replacing compressor drive unit
–  Replacement involves removing compressor → Chapter.
  Note
If drive plate overload safeguard has been tripped, check freedom of movement of compressor before replacing drive unit. Replace entire compressor if it is stiff.
   
1 - Compressor drive shaft
q   Check; after tightening screw connection, drive shaft must engage snugly in splines of drive gear → Chapter
q   Tightening torque 60 Nm
q   Slackening off and tightening → Chapter
q   Removing and installing → Chapter
q   Lubricate drive gear splines with special grease G 000 100 → Parts List
2 - Hexagon socket-head bolt
q   Tightening torque 10 Nm
3 - Drive plate
q   With overload safeguard, tripped in the event of excessive torque (e.g. stiff compressor) and drive shaft just free-wheels without driving compressor
q   Checking concentricity and adjusting → Chapter
q   Detaching/attaching → Chapter
4 - Drive plate
q   Screwed to compressor drive shaft
q   With overload safeguard, tripped in the event of excessive torque (e.g. stiff compressor) and drive shaft just free-wheels without driving compressor
q   Tightening torque 30 Nm
q   Detaching/attaching → Chapter
5 - Rubber element
q   Isolates drive unit, damps vibration and noise
q   On installation, moisten rubber elements slightly with soap solution for example to provide lubrication
q   Detaching/attaching → Chapter
6 - Spacer
q   Genuine spacer must be fitted
q   Dimensions: 17.5 x 10 x 3 mm
7 - Circlip
q   Replace
q   Ensure correct positioning (flat side facing compressor)
q   Removing and installing → Chapter
8 - Drive plate
q   With rolling bearing
q   Detaching/attaching → Chapter
q   Clean flange of compressor before fitting drive plate
9 - Compressor
q   Different models may be fitted depending on engine and country version → Parts List

   

Unfastening and tightening compressor drive shaft > < Detaching/attaching version "2” pulley