OVERVIEW - A/C COMPRESSOR BELT PULLEY, "Denso" VERSION "2"

WARNING: This page is about a different car, the 2021 Audi S4 and 2021 Audi A4 Quattro. However, it is still accessible from the selected car via links, so may be relevant.

-- Perform the preparatory work. Refer to PRELIMINARY WORK FOR REPLACING BELT PULLEY .

Fig 1: Belt Pulley, Denso A/C Compressor, Version 1

Courtesy of AUDI OF AMERICA, LLC

Circlip with Rubber Disc
- Removing and Installing. Refer to BELT PULLEY (WITHOUT A/C Clutch -N25-), REMOVING AND INSTALLING, A/C COMPRESSOR "Denso" MANUFACTURER VERSION "2" .
- The rubber disc that is vulcanized on serves as noise insulation during low compressor output when engine is idling
Drive Plate
- Tightening specification: 35 Nm
- Attached to the A/C compressor input shaft
- There are different versions. Refer to the Parts Information.
- The overload protection activates when the torque is too high (for example, if the A/C compressor runs with resistance) and the belt pulley runs freely without driving the A/C compressor.
- Removing and Installing. Refer to BELT PULLEY (WITHOUT A/C Clutch -N25-), REMOVING AND INSTALLING, A/C COMPRESSOR "Denso" MANUFACTURER VERSION "2" .
Circlip
- Replace
- install on correct side (flat side toward A/C compressor)
- Removing and Installing. Refer to BELT PULLEY (WITHOUT A/C Clutch -N25-), REMOVING AND INSTALLING, A/C COMPRESSOR "Denso" MANUFACTURER VERSION "2" .
Spacer
- Dimensions: 17.5 x 10 x 3 mm
Rubber Elements
- Quantity: 6, install on proper side. Refer to BELT PULLEY (WITHOUT A/C Clutch -N25-), REMOVING AND INSTALLING, A/C COMPRESSOR "Denso" MANUFACTURER VERSION "2" .
- For installation, coat rubber elements, for example with tire mounting paste or a soap solution (as a lubricant)
Belt Pulley
- There are different versions. Refer to the Parts Information.
- Removing and Installing. Refer to BELT PULLEY (WITHOUT A/C Clutch -N25-), REMOVING AND INSTALLING, A/C COMPRESSOR "Denso" MANUFACTURER VERSION "2" .
A/C Compressor
- Without A/C Clutch -N25-
- There are different versions installed depending on the engine and the vehicle market. Refer to the Parts Information.
- Clean the A/C compressor flange before installing the belt pulley.