Removing and installing evaporator (rear )with air conditioning unit installed — AUDI

🧭 Before you start

Fits: Audi Q7 (4L, 2005–2015)

• Opens: refrigerant (A/C)
• Special tools named: VAS 5051

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• Removing evaporator from evaporator housing and re-installing Detaching expansion valve from rear evaporator and re-attaching

📋 Procedure

1. Drain the refrigerant circuit Air conditioner with refrigerant R134a87Refrigerant circuit (air conditioner with refrigerant R134a, refrigerant circuit, working with air conditioner service station).
2. Detach refrigerant lines from expansion valve (rear) .
3. Move air conditioning unit (rear) to service position .
4. Remove bolts (A).
5. Release catches (B).

6. Detach evaporator housing with evaporator and expansion valve (C) from air conditioning unit (rear). [Note: Removing evaporator from evaporator housing and re-installing Detaching expansion valve from rear evaporator and re-attaching]
7. On installation, pay attention to correct positioning of the attached seals .
8. Evacuate and re-charge the refrigerant circuit Air conditioner with refrigerant R134a87Refrigerant circuit (air conditioner with refrigerant R134a, refrigerant circuit, working with air conditioner service station).
9. Interrogate the fault memory of the front operating and display unit, Climatronic control unit J255 and the rear Climatronic operating and display unit E265 and erase any faults displayed "Guided Fault Finding" function of vehicle diagnostic, testing and information system VAS 5051.
10. Start up air conditioner after charging refrigerant circuit . [Note: Also heed the information on start-up of the air conditioner after charging Air conditioner with refrigerant R134a87General information on air conditioner (air conditioner with refrigerant R134a, general information on air conditioner). Before starting up air conditioner after fresh charging.]
11. If necessary, check operation of air conditioner Guided Fault Finding function of vehicle diagnostic, testing and information system VAS 5051.

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