Connection Points Of Refrigerant Lines, Loosening And Assembling - Audi Q7 2007 Repair Manual

Audi Q7 2007 ➤
Heating, Ventilation and Air Conditioning - Edition 04.2013
15.8 Connection Points of Refrigerant Lines,
Loosening and Assembling
Note
The procedure for loosening applies to all connection points
♦
in the refrigerant circuit and for the branching point of refrig‐
erant lines to rear A/C unit. There are differences in diameter
for line connections, versions of O-ring seals and mounting
bolts.
Depending on component location, various components in vi‐
♦
cinity of connection points must be loosened or removed to be
able to disconnect the connection point.
The following illustration shows a connection point on plenum
♦
chamber front wall in engine compartment.
Loosening
– 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).
262
Rep. Gr.87 - Air Conditioning
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