64 53 520 Replacing safety pressure switch
WARNING: This page does not describe the selected car, but rather 7 other vehicles, including the 2017 BMW X3, 2016 BMW X3, 2015 BMW X3, 2014 BMW X3, and 2013 BMW X3. However, it is still accessible from the selected car via links, so may be relevant.
WARNING:
Danger of injury!
Refrigerant circuit is under high pressure!
Follow safety informations for handling R 134a refrigerant . See 64 50... NOTE FOR HANDLING R134A REFRIGERANT or 64 50... SAFETY INFORMATIONS FOR HANDLING TETRAFLUORETHANE REFRIGERANT R134A .
Avoid contact with refrigerant and refrigerant fluid.
Follow safety instructions for HANDLING REFRIGERANT OIL .
Refrigerant circuit is under high pressure!
Follow safety informations for handling R 134a refrigerant . See 64 50... NOTE FOR HANDLING R134A REFRIGERANT or 64 50... SAFETY INFORMATIONS FOR HANDLING TETRAFLUORETHANE REFRIGERANT R134A .
Avoid contact with refrigerant and refrigerant fluid.
Follow safety instructions for HANDLING REFRIGERANT OIL .
IMPORTANT:
Risk of damage!
Restart engine only when A/C system has been correctly filled.
Follow INSTRUCTIONS for opening and replacing parts in refrigerant circuit.
If air conditioning system is open for longer than 24 hours: replace DESICCANT INSERT FOR AIR CONDITIONING
Restart engine only when A/C system has been correctly filled.
Follow INSTRUCTIONS for opening and replacing parts in refrigerant circuit.
If air conditioning system is open for longer than 24 hours: replace DESICCANT INSERT FOR AIR CONDITIONING
Necessary preliminary tasks:
Unclip wiring harness (1).
Pull expansion tank (2) upward out of retaining bracket.
Unfasten plug connection (1) and disconnect.
Installation note:
Guide pin (2) must be fit correctly in rubber guide (3).
Unfasten plug connection (1) and disconnect.
Release safety pressure switch (2) and remove.
Tightening torque 64 53 8AZ .
After installation: