audi Workshop Repair Guides

Audi Workshop Service and Repair Manuals

Unfastening and tightening air conditioner compressor drive shaft > < Removing and installing air conditioner compressor (vehicles with 8-cyl. FSI engine)
Checking/replacing air conditioner compressor drive unit
Checking/replacing air conditioner compressor drive unit
  Note
If the drive plate overload safeguard has been tripped, check the freedom of movement of the air conditioner compressor before replacing the drive unit. Replace the entire air conditioner compressor if it is stiff.
   
1 - Air conditioner compressor drive shaft
q   Check; after tightening the screw connection, the drive shaft must engage snugly in the splines of the drive gear → Chapter.
q   Tightening torque 60 Nm
q   Unfastening and tightening → Chapter
q   Removing and installing → Chapter
q   Lubricate the drive gear splines with grease -G 000 100- for example → Electronic parts catalogue.
2 - Hexagon socket head bolt
q   Tightening torque 10 Nm
3 - Drive plate
q   With overload safeguard; this is tripped in the event of excessive torque (e.g. stiff air conditioner compressor) and the drive shaft just free-wheels without driving the air conditioner compressor.
q   Checking concentricity and adjusting → Chapter
q   Detaching/attaching → Chapter
4 - Drive plate
q   Screwed to the air conditioner compressor drive shaft
q   With overload safeguard; this is tripped in the event of excessive torque (e.g. stiff air conditioner compressor) and the drive shaft just free-wheels without driving the air conditioner compressor.
q   Tightening torque 30 Nm
q   Detaching/attaching → Chapter
5 - Rubber element
q   Isolates the drive unit and thus 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 air conditioner compressor)
q   Removing and installing → Chapter
8 - Drive plate
q   With rolling bearing
q   Detaching/attaching → Chapter
q   Clean the air conditioner compressor flange before fitting the drive plate.
9 - Air conditioner compressor
q   Different models may be fitted depending on engine and country version → Electronic parts catalogue

   

Unfastening and tightening air conditioner compressor drive shaft > < Removing and installing air conditioner compressor (vehicles with 8-cyl. FSI engine)