Audi TT - Disassembly and Assembly; Electrical Components of A;C Unit

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6 Disassembly and Assembly
⇒ “6.1 Electrical Components of A/C unit“, page 186
⇒ “6.2 A/C Unit“, page 188
⇒ “6.3 Evaporator Housing“, page 190
6.1 Electrical Components of A/C unit
– Remove A/C unit. Refer to ⇒ “5.3 A/C Unit“, page 108 .
1 - A/C System Wiring Harness
❑ Different versions, for
example, with or without
voltage supply to the
auxiliary heater heating
element -Z35- ) Refer to
the Electronic Parts Cat‐
alog.
❑ Mark the allocation be‐
fore disconnecting the
connectors (danger of
interchange, connec‐
tors of same shape for
different control motors
and temperature sen‐
sor).
❑ Secure wiring harness
to mounting points pro‐
vided on housing (using
cable ties, or on mounts)
so that it does not come
into contact with moving
components.
2 - Air Conditioner Unit
❑ Removing and instal‐
ling, refer to
⇒ “5.3 A/C Unit“,
page 108 .
❑ Heating and A/C unit,
disassembling and as‐
sembling, refer to
⇒ “6.2 A/C Unit“,
page 188 .
❑ Disassembling and as‐
sembling evaporator
housing, refer to
⇒ “6.3 Evaporator Hous‐
ing“, page 190 .
3 - Auxiliary Air Heater Heating Element -Z35-
❑ Only intended for vehicles with Diesel engine.
4 - Cover For Coolant Pipes and Heater Core
❑ This illustration shows version for vehicles with Auxiliary Air Heater Heating Element -Z35- .
❑ Different versions for vehicles with or without Auxiliary Air Heater Heating Element -Z35- (opening for
Auxiliary Air Heater Heating Element -Z35- is sealed by this cover in vehicles without Auxiliary Air Heater
Heating Element -Z35- ). Refer to Electronic Parts Catalog (ETKA).
5 - Screw
6 - Central Air Door Motor -V70-
❑ With Central Door Motor Position Sensor -G112- .
Audi TT 2007 ➤
Heating, Ventilation and Air Conditioning - Edition 01.2011
186 Rep. Gr.87 - Air Conditioning