Overview - Cylinder Block, Belt Pulley Side, A/C Compressor Belt Drive
WARNING: This page is about a different car, the 2024 Audi A8 Quattro, 2023 Audi A8 Quattro, and 2022 Audi A8 Quattro. However, it is still accessible from the selected car via links, so may be relevant.
- Cover
- For the idler roller
- Bolt
- 25 Nm
- Idler Roller
- For the ribbed belt
- Ribbed Belt
- Check for wear
- Do not kink
- Belt path. Refer to Fig 2.
- Before removing, mark the running direction using chalk or a felt-tip pen.
- Removing and Installing. Refer to A/C COMPRESSOR RIBBED BELT, REMOVING AND INSTALLING .
- When installing, make sure it is seated correctly on the belt pulleys
- Tensioner
- For the ribbed belt
- Removing and Installing. Refer to A/C COMPRESSOR RIBBED BELT, REMOVING AND INSTALLING .
- Bolt
- 23 Nm
- Bolt
- Tightening Specification. Refer to : Bolt.
- Vibration Damper
- There are different versions. Refer to the Electronic Parts Information (ETKA) for the allocation.
- Removing and Installing. Refer to VIBRATION DAMPER, REMOVING AND INSTALLING .
- Friction Disc (Diamond Disc)
- for the connection security between the vibration damper and the crankshaft stub (cannot be delivered separately)
- Included in a delivery package : Vibration Damper, cannot be delivered separately
- Bolt
- Tightening Specifications and Sequence. Refer to Fig 3.
- Bracket
- For the A/C compressor
- Removing and Installing. Refer to A/C COMPRESSOR BRACKET, REMOVING AND INSTALLING .
- Bolt
- Tightening Specifications and Sequence. Refer to Fig 3.
- Alignment Sleeves
- A/C Compressor
- Removing and installing. Refer to A/C COMPRESSOR, REMOVING AND INSTALLING ON BRACKET or A/C COMPRESSOR, REMOVING AND INSTALLING .
- Bracket
- For the air duct pipe
- installed depending on the model
- Bolt
- Tightening specifications. Refer to OVERVIEW - A/C COMPRESSOR .
A/C compressor belt path
- Vibration Damper
- Ribbed Belt Tensioner
- A/C Compressor
- Idler Roller
A/C Compressor Bracket 1 - Tightening Specifications and Sequence
-- Tighten the bolts in steps as follows:
| Step | Bolts | Tightening specification/additional turn |
|---|---|---|
| 1. | -2 and 3- | Install all the way by hand |
| 2. | -2 and 3- | 9 Nm |
| 3. | -2- | 23 Nm |
| 4. | -3- | 23 Nm |