64 51 525 Removing and installing or replacing expansion valve
WARNING: This page does not describe the selected car, but rather 16 other vehicles, including the 2007 BMW M5, 2007 BMW 550i, 2007 BMW 530xi, 2007 BMW 530i, and 2007 BMW 525xi. However, it is still accessible from the selected car via links, so may be relevant.
Necessary preliminary tasks:
- Draw off refrigerant from A/C system. See 64 50 009 Drawing Off, Evacuating And Filling A/C System (R 134a) .
- Remove fresh air duct. See 64 31 053 Removing And Installing Or Replacing Fresh Air Duct .
Feed out rubber grommet (1).
Installation:
Make sure rubber grommet (1) is correctly seated.
Unscrew nut (2).
Installation:
Tightening torque, see 64 53 7AZ in AIR CONDITIONING & HEATING - TIGHTENING TORQUES article.
Detach refrigerant lines (3) and (4) in direction of arrow.
Installation:
Replace sealing rings.
Release screws (1).
Installation:
Tightening torque, see 64 53 9AZ in AIR CONDITIONING & HEATING - TIGHTENING TORQUES article.
Detach expansion valve (2) in direction of arrow.
Installation:
Replace sealing rings.
Make sure soundproofing (3) is correctly seated.