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– Disconnect the high pressure sensor -G65- connector -A-.
– Remove bolts -C-.
– Disconnect refrigerant lines -B- and -D- from condenser.
Note
Close all open lines and connections on the condenser with suit‐
able caps (to prevent dirt and moisture from entering the system).
Installing
Installation is the reverse of removal, noting the following:
Note
♦
Coat the O-ring seals lightly with refrigerant oil prior to instal‐
lation. Refer to ⇒ “1.21 Refrigerant Circuit O-rings“, page 41 .
♦
Ensure O-ring seals -E- (different versions) are seated cor‐
rectly in groove -arrow- on respective refrigerant line.
♦
Following attachment, check routing of refrigerant lines on
condenser. They must be inserted in holders provided and not
make contact with other components.
– Replace O-rings -E-. Version, refer to Electronic Parts Cata‐
log.
– Check fitting pin -G- (not installed at all connections) and con‐
nection -F- for damage and proper seating.
– Tighten bolts -C-.
• Tightening specification: Bolts on refrigerant line connection
on condenser - 12 Nm.
– Discharge and fill the refrigerant circuit. Refer to ⇒ Refrigerant
R134a Servicing; Rep. Gr. 00 ; Description and Operation (A/
C Service Station).
– Install remaining components.
– Operate the A/C system after filling the refrigerant circuit. Re‐
fer to
⇒ “1.4 A/C System, Operating After Filling Refrigerant Circuit“,
page 28 .
Note
Note the information regarding operating the A/C system after
filling. Refer to ⇒ Refrigerant R134a Servicing; Rep. Gr. 00 ;
Description and Operation (A/C Service Station).
Audi TT 2007 ➤
Heating, Ventilation and Air Conditioning - Edition 01.2011
5. Removal and Installation 179
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