OVERVIEW - ATTACHMENTS FOR HEATER AND A/C UNIT AND AIR INTAKE MANIFOLD, "High" A/C SYSTEM, PR NUMBER 9AH/ 9AQ

Courtesy of AUDI OF AMERICA, LLC

1. Double Bolt
2. Air Duct
   • With recirculation doors and various levers
   • Removing and Installing. Refer to Rear Fresh Air Blower -V80-, REMOVING AND INSTALLING .
3. Nut
   • 20 Nm
4. Rear Fresh Air Blower -V80-
   • Ensure the correct allocation. Refer to the Parts Information.
   • Checking. Refer to Vehicle Diagnostic Tester.
   • Removing and Installing. Refer to Rear Fresh Air Blower -V80-, REMOVING AND INSTALLING .
5. Coolant Supply Line
   • Integration of A/C system into coolant circuit. Refer to REAR HEATING AND A/C SYSTEM, INCORPORATION IN THE COOLANT CIRCUIT, "High" A/C SYSTEM .
   • Removing and Installing. Refer to HEATER CORE, REMOVING AND INSTALLING .
6. Coolant Return Line
   • Incorporating the Heating and A/C System in the Coolant Circuit. Refer to REAR HEATING AND A/C SYSTEM, INCORPORATION IN THE COOLANT CIRCUIT, "High" A/C SYSTEM .
   • Removing and Installing. Refer to HEATER CORE, REMOVING AND INSTALLING .
7. Bracket for Coolant Pipes
   • Removed during removal of the heater and A/C unit (so that the heater core can be removed). Refer to HEATER AND A/C UNIT, REMOVING AND INSTALLING, "High" A/C SYSTEM, PR NUMBER 9AH/ 9AQ .
8. Screw
   • 2 Nm
9. Screw-Type Clamp
   • 2 Nm
   • Replace after removing. Refer to the Parts Information.
   • Removing and installing on the heater core. Refer to HEATER CORE, REMOVING AND INSTALLING .
10. O-Ring
    • Replace after removing. Refer to the Parts Information.
    • Lubricate lightly with coolant before installation.
11. Screw-Type Clamp
    • 2 Nm
    • Replace after removing. Refer to the Parts Information.
    • Removing and installing on the heater core. Refer to HEATER CORE, REMOVING AND INSTALLING .
12. O-Ring
    • Replace after removing. Refer to the Parts Information.
    • Lubricate lightly with coolant before installation.
13. Rear Heater Core
    • The bonded foam seal must not be damaged and must be bonded
    • Removing and Installing. Refer to HEATER CORE, REMOVING AND INSTALLING .
14. Air Intake Housing Upper Section
    • Removing and Installing. Refer to HEATER AND A/C UNIT, REMOVING AND INSTALLING, "High" A/C SYSTEM, PR NUMBER 9AH/ 9AQ .
15. Evaporator (with Refrigerant Lines)
    • Check the glued-on foam seal. It must not be damaged and must be properly bonded
    • Removing and Installing. Refer to EVAPORATOR, REMOVING AND INSTALLING .
16. Air Intake Housing Lower Section
    • Removing and Installing. Refer to HEATER AND A/C UNIT, REMOVING AND INSTALLING, "High" A/C SYSTEM, PR NUMBER 9AH/ 9AQ .
17. Foam Seal
    • pushed on the condensation water drain and on the rear fresh air blower drain
18. Screw
    • 2 Nm
    • Quantity: 9
19. Rear Fresh Air Blower Control Module -J391-
    • Ensure the correct allocation. Refer to the Parts Information.
    • Checking. Refer to Vehicle Diagnostic Tester.
    • Removing and Installing. Refer to Rear Fresh Air Blower Control Module -J391-, REMOVING AND INSTALLING .
20. Screw
    • 2 Nm
    • Quantity: 2