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Home >> Audi >> 2016 >> SQ5 Premium Plus >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> Heating, Ventilation & Air Conditioning (2 Of 2) (As Of 06.2014) >> 87 Air Conditioning >> Front Heater And A/C Unit >> Overview - Attachments For Heater And A/C Unit And Air Intake Housing >> OVERVIEW - ATTACHMENTS FOR HEATER AND A/C UNIT AND AIR INTAKE HOUSING, "Convenience" VERSION

OVERVIEW - ATTACHMENTS FOR HEATER AND A/C UNIT AND AIR INTAKE HOUSING, "Convenience" VERSION

-- Remove the A/C unit. Refer to HEATER AND A/C UNIT, REMOVING AND INSTALLING .

Fig 1: Identifying A/C System, Comfort
GWWA87-10564Courtesy of AUDI OF AMERICA, LLC
  1. Bolt
  2. Bracket for Coolant Pipes
  3. Evaporator Housing
  4. Coolant Pipe
  5. Coolant Pipe
  6. O-Ring Seal
  7. Clamp
    • These clamps are installed by the manufacturer; they hold the coolant pipes in the heater core installed by the manufacturer, refer to -item  8- "Heat Exchanger".
  8. Heat Exchanger
  9. Bracket for Coolant Pipes in Replacement Heater Core
  10. Washer
    • Included with the replacement heater core .
  11. Bolt
    • Tightening specification: 2.5 Nm
    • Included with the replacement heater core .
  12. Replacement Heat Exchanger
    • With the A/C unit installed, removing and installing. Refer to HEATER CORE, REMOVING AND INSTALLING .
    • This version is a replacement part .
    • Included with the replacement heater core, refer to -item  6- "O-Ring Seal", and -item  9- "Bracket for Coolant Pipes in Replacement Heater Core" through -item  12- "Replacement Heat Exchanger" .
    • Cover the heater core according to the version of the A/C system installed in the vehicle with foam seals. Refer to HEATER CORE, REMOVING AND INSTALLING  (Heater Core, Removing and Installing).
  13. Honeycomb
  14. Auxiliary Heater Heating Element -Z35-
  15. Bracket
  16. Retaining Plate with the Left Temperature Door Motor -V158-
  17. Defroster Door Motor -V107-
  18. Left Retaining Plate with the Left Footwell Door Motor -V108- and the Left Center Vent Motor -V110-
  19. Left Radiator Housing (with the Temperature Doors)
  20. Toothed Segment
  21. Retaining Plate with the Rear Temperature Door Motor -V137-
    • Removing and installing the retaining plate with the Rear Temperature Door Motor -V137- ; removing the actuator from the retaining plate. Refer to Temperature Regulator Door Motor -V68- /Rear Temperature Door Motor -V137-, REMOVING AND INSTALLING .
    • The actuation of the left and right temperature doors differs between vehicles equipped with the "Basis" A/C system and the "Convenience" A/C system On the "Convenience" A/C system, the shaft for the left rear temperature doors are actuated by the Rear Temperature Door Motor -V137- via a toothed segment, refer to -item  20- "Toothed Segment". The right rear temperature door is also actuated by the Rear Temperature Door Motor -V137- via the connecting rod, refer to -item  24- "Connector Rod for the Rear Temperature Doors" which engaged in this toothed segment. Refer to OVERVIEW - AIR DISTRIBUTION HOUSING DOORS AND PARTITIONS .
    • Lightly coat the shaft bearings, the toothed segments as well as to the pins on the door levers with Lubricant G 000 150 ).
  22. Connecting Rod to the Defroster Door
  23. Actuating Arm to Defroster Door Motor -V107-
  24. Connector Rod for the Rear Temperature Doors
  25. Air Distribution Housing, "Convenience" A/C System
    • Do not disassemble further
    • Different versions between vehicles equipped with the "Convenience" A/C system and the "Basis" A/C system.
    • Lightly coat the curved washer guides, the shaft bearings, the toothed segments as well as to the pins on the door levers with lubricant (for example, with Lubricant G 000 150 ).
      NOTE:

      On the "Convenience" A/C system, there is a separator wall installed (to partition the left and right as well as front and rear). In addition, each left and right vent for indirect ventilation and the air guide to the rear left and right vent in the rear center console has a door installed. The different doors (for example, for the instrument panel vents and the left and right footwell vents) are each actuated by one actuator. The doors for the center instrument panel vents and the air guide to the vents in the left and right rear center console are connected to each other by a connecting rod and are operated by the Left Center Vent Motor -V110- and the Right Center Vent Motor -V111-.

      From 08/2007 as a running change, an A/C unit with an air distribution housing with optimized air flow will be introduced (versions "1" and "2"). Refer to NOTES ON FRONT HEATER AND A/C UNIT => "Convenience" A/C unit versions and air distribution housing .

  26. Left Footwell Vent Temperature Sensor -G261-
  27. A/C System Wiring Harness, "Convenience" Version
    • There are different versions .
    • Mark the allocation before disconnecting the connectors (danger of interchange, connectors of same shape for different motors and temperature sensor).
    • Attach the wiring harness to the attaching point on the housing or attach it to the mounts with cable ties so that it cannot come into contact with moving parts, refer to -item  29- "Cable Ties".
  28. Right Footwell Vent Temperature Sensor -G262-
  29. Cable Ties
  30. Right Radiator Housing (with the Temperature Doors)
  31. Right Retaining Plate with the Right Footwell Door Motor -V109- and the Right Center Vent Motor -V111-
  32. Retaining Plate with the Right Temperature Door Motor -V159-
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