64 53 520 Replacing safety pressure switch
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.
WARNING:
Avoid contact with refrigerant and refrigerant oil. Follow safety instructions for handling refrigerant R 134a. See 64 50... Safety Instructions For Handling Refrigerant R 134a . Follow safety instructions for handling refrigerant oil. See 64 50... Safety Instructions For Handling Refrigerant R 134a .
NOTE:
The time value given for this work operation does not include drawing off, evacuating and filling the A/C system!
Drain off air conditioner. See 64 50 009 Drawing off, evacuating and filling A/C system (R 134a) .
IMPORTANT:
Risk of damage! Restart engine only when A/C system has been correctly filled.
NOTE:
If A/C system is opened for more than 24 hours: Replace desiccant insert for A/C system. See 64 53 518 Replacing desiccant Insert For A/C System (Condenser Removed) .
If necessary, release holder for lines (not illustrated). Disconnect plug connection (1). Release safety pressure switch (2). For tightening torque, see 64 53 13AZ in AIR CONDITIONING & HEATING - TIGHTENING TORQUES article.