audi Workshop Repair Guides

Audi Workshop Service and Repair Manuals

Heating and A/C Unit Mechanical Components, Overview|Page 9918 > < Heating and A/C Unit Mechanical Components, Overview|Page 9916
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14

Temperature flap lever

15

Central flap
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Note installation position (shorter section of flap faces up).

16

Footwell/defroster flap
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Lightly lubricate hinge pivots with grease G 052 745 A3 or equivalent.

17

Temperature flap

18

Seal
-

Refer Fig.2 given below

18

Threaded bracket

19

O-Ring

20

O-Ring

21

Expansion valve

22

Bolt
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Tightening torque: 8 Nm (71 in lb).

23

Air deflector

Fig. 1 Air distribution housing, assembly

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Secure both halves of the housing with screws -A- at locations (example) -B-.

Fig. 2 Refrigerant pipe seal at evaporator, installing

Evaporator refrigerant pipes -C- must be completely encapsulated by seal -A- between both halves of the air distribution housing -B-.

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After securing both halves of the housing, apply silicone seal as necessary at any open locations. Housing must be completely sealed against entry
of hot air from the engine compartment or warm air from the passenger compartment, otherwise, cooling efficiency will be affected.

Fig. 3 Evaporator seal, installing

Heating and A/C Unit Mechanical Components, Overview|Page 9918 > < Heating and A/C Unit Mechanical Components, Overview|Page 9916