Heating and A/C unit, disassembling and assembling
WARNING: This page does not describe the selected car, but rather 17 other vehicles, including the 2009 Audi S4, 2009 Audi A4, 2008 Audi S4, 2008 Audi RS 4, and 2008 Audi A4. However, it is still accessible from the selected car via links, so may be relevant.
- Removing add-on components from air conditioner → Heating and A/C unit
- Removing heater elements and air guides from air conditioner → Heating elements and air guides, removing and installing
1 - Bolt
2 - Intake housing
- Do not disassemble further
- With recirculated-air flap and two air flow/fresh-air flaps
3 - Bracket
- For evaporator refrigerant lines
4 - Air guide
- Consists of top and bottom section
5 - Evaporator
- Check for complete insulation at refrigerant lines
- Removing and installing → Evaporator, removing and installing
- Installing seal to evaporator → Evaporator, removing and installing
- Check type of seal at connections and refrigerant lines (must be designed for same type of seal) → Connections of refrigerant lines to the components (different versions)
- The evaporator removed contains refrigerant oil which has to be returned to the refrigerant circuit → 87 - AIR CONDITIONING
6 - Evaporator seal
- Installing seal to evaporator → Evaporator, removing and installing
7 - Air distributor housing
- Not to be disassembled
- With temperature flaps and air distributor flaps
- The coupling elements in the air distributor housing between temperature flaps 1 and temperature flaps 2 are visible after removing the air distributor housing → Coupling element between temperature flaps "1" and "2" .
8 - Footwell vents, front
- Removing and installing → Footwell vents front, removing and installing