Removing and installing pulley on air conditioner compressor - version "“3”" — AUDI

🧭 Before you start

Fits: Audi Q7 (4L, 2005–2015)

Don't miss

• The thread of the new drive plate is pre-greased at the factory with a pre-determined quantity of a specific grease.

📋 Procedure

1. Remove the noise insulation (e.g. on vehicles with 6-cyl. engine or 12-cyl. TDI engine) General body repairs, exterior66
2. Move the lock carrier (C) to service position (e.g. on 12-cyl. TDI engine) General body repairs, exterior50.
3. Slacken off and detach the poly V-belt. Engine, mechanics13
4. If applicable, detach the power steering pump (vehicles with 6-cyl. petrol engine only) Running gear48
5. Remove the cap (A).

6. Use a commercially available 7 mm Allen key to support the drive shaft (B) of the air conditioner compressor.
7. Turn the drive plate (C) with the pulley (E) in (arrow direction).
8. Detach the drive plate. [Note: The torque for driving the air conditioner compressor is applied to the air conditioner compressor shaft by way of the bolted joint of the drive plate.If the drive plate has become so firmly attached to the air conditioner compressor shaft that it can no longer be released (the 7 mm hexagon flats can no longer transmit the necessary torque), the air conditioner compressor must be replaced.]
9. Remove the circlip (A).
10. Detach the pulley (B).
11. Clean the air conditioner compressor drive shaft before fitting the pulley.
12. Attach the pulley to the air conditioner compressor drive shaft.
13. Insert the circlip (A) in the correct position.
14. Clean the thread of the air conditioner compressor drive shaft before screwing on the drive plate. [Note: The thread of the new drive plate is pre-greased at the factory with a pre-determined quantity of a specific grease.]
15. Insert the rubber elements (D) in the pulley (B) as shown and moisten with a small quantity of tyre assembly paste or soap solution for example to provide lubrication.
16. Insert the drive plate (C) in the rubber elements until these make contact with the drive shaft (B) of the air conditioner compressor.
17. Press the rubber element of the drive plate into the pulley (E) until the drive plate makes contact with the thread of the air conditioner compressor drive shaft.
18. Whilst providing support with an Allen key, screw the drive plate with the pulley onto the air conditioner compressor drive shaft by turning in the direction opposite to the (arrow).
19. Fit the poly V-belt 13.

Other AUDI procedures

• Removing and installing toothed belt – Audi · 56 torque figures
• Removing engine – Audi A8 D3 · 41 torque figures
• Removing camshaft timing chain from camshafts – Audi A6/A7 C7 · 38 torque figures
• Installing engine – Audi A8 D4 · 36 torque figures
• Removing and installing camshaft timing chain · 29 torque figures
• Removing and installing fuel tank, engine codes AXA, BDL, BKK
• Removing and installing fuel tank, engine codes AXB, AXC, BRR, BRS, AXD, AXE, BLJ, BNZ, BPC
• Removing and installing headlight range control motor V48/V49, LED headlights
• Removing and installing anti-theft and tilt system control unit
• Renewing small seal on right of bevel box