Compressor, Removing And Installing (Vehicles With 12-Cylinder Tdi Engine) - Audi Q7 2007 Repair Manual

Audi Q7 2007 ➤
Heating, Ventilation and Air Conditioning - Edition 04.2013
– Operate the A/C system after filling the refrigerant circuit. Re‐
fer to
⇒ "21 A/C System, Operating after Filling Refrigerant Circuit",
page 332 .
Note
Observe the information regarding operating the A/C system after
filling. Refer to ⇒ A/C System with Refrigerant R134a; Rep. Gr.
87 ; A/C System General Information (A/C System with Refriger‐
ant R134a; A/C System General Information). After charging the
A/C system.
16.3 Compressor, Removing and Installing
(Vehicles with 12-Cylinder TDI Engine)
Removing
– Discharge the refrigerant circuit. Refer to ⇒ A/C System with
Refrigerant R134a; Rep. Gr. 87 ; Refrigerant Circuit (A/C Sys‐
tem with Refrigerant R134a; Refrigerant Circuit, Using Service
Station).
– Remove the noise insulation. Refer to ⇒ Body Exterior; Rep.
Gr. 66 .
– Move the lock carrier into the service position. Refer to ⇒ Body
Exterior; Rep. Gr. 50 .
– Remove the air filter housing upper section and the air intake
for the turbocharger. Refer to ⇒ 12-Cylinder, TDI Fuel Injec‐
tion and Preglow System; Rep. Gr. 23 .
– Remove both refrigerant lines from the compressor. Refer to
⇒ "15.3 Refrigerant Lines, Disconnecting from Compressor
and Connecting", page 250
Note
The refrigerant lines -A- and -B- can be removed from the top
♦
because there is enough space with the air filter housing upper
section removed.
Do not bend, kink or stretch lines or hoses as refrigerant lines
♦
and refrigerant hoses may be damaged.
– Loosen the threaded connector for the upper brackets for both
coolant lines -C- on the engine.
Note
Do not open the coolant circuit. The coolant lines -C- must be
moved only to the side.
– Remove the pressure hose for the turbocharger. Refer to ⇒
Engine Mechanical; Rep. Gr. 21 .
280
Rep. Gr.87 - Air Conditioning
.
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