LEMON Manuals: Even more car manuals for everyone
Home >> BMW >> 2009 >> 650i 2D Convertible, Automatic >> Repair and Diagnosis >> External Pages >> Different car >> Section 1741 (Heating And Air Conditioning - Repair (E60)) >> Condenser And Dryer With Lines >> 64 53 520 Replacing safety pressure switch

64 53 520 Replacing safety pressure switch

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2010 BMW 535xi, 2010 BMW 535i, 2009 BMW 535xi, 2009 BMW 535i, and 2008 BMW 535xi. However, it is still accessible from the selected car via links, so may be relevant.
WARNING: Risk of injury!
Refrigerant circuit is under high pressure!
Follow safety instructions for HANDLING R 134a REFRIGERANT 
Avoid contact with refrigerant and refrigerant oil.
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 A/C system is opened for more than 24 hours:REPLACE DESICCANT INSERT FOR A/C SYSTEM 

Necessary preliminary tasks: 

Disconnect plug connection (1).

Release safety pressure switch (2).

Tightening torque 64 53 13AZ .

Fig 1: Identifying Pressure Switch And Plug Connection
G04761903Courtesy of BMW OF NORTH AMERICA, INC.

After installation: