64 53 520 Replacing Safety Pressure Switch
WARNING: This page is about a different car, the 2010 BMW X5, 2009 BMW X5, 2008 BMW X5, and 2007 BMW X5. 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 ... INSTRUCTIONS FOR HANDLING REFRIGERANT R 134A .
Follow safety instructions for handling refrigerant oil . See 64 50 ... INSTRUCTIONS FOR HANDLING REFRIGERANT OIL (FOR REFRIGERANT R 134A) .
Follow safety instructions for handling refrigerant R 134a . See 64 50 ... INSTRUCTIONS FOR HANDLING REFRIGERANT R 134A .
Follow safety instructions for handling refrigerant oil . See 64 50 ... INSTRUCTIONS FOR HANDLING REFRIGERANT OIL (FOR REFRIGERANT R 134A) .
IMPORTANT:
Risk of damage!
Restart engine only when A/C system has been correctly filled.
If A/C system is opened for more than 24 hours: Replacing drier insert for A/C system . See 64 53 517 REPLACING DESICCANT INSERT FOR A/C SYSTEM .
Restart engine only when A/C system has been correctly filled.
If A/C system is opened for more than 24 hours: Replacing drier insert for A/C system . See 64 53 517 REPLACING DESICCANT INSERT FOR A/C SYSTEM .
Necessary preliminary tasks:
- Drawing off, evacuating and filling the A/C system are not included in the time value given for this work operation. See 64 50 009 DRAWING OFF, EVACUATING AND FILLING A/C SYSTEM (R 134A) .
Disconnect plug connection (1) and release safety pressure switch (2).
Installation:
Moisten sealing ring with refrigerant oil.
Tightening torque. See HEATING AND AIR CONDITIONING - TIGHTENING TORQUES .
After installation:
- Evacuate and fill A/C system . See 64 50 009 DRAWING OFF, EVACUATING AND FILLING A/C SYSTEM (R 134A) .
WARNING:
Avoid contact with refrigerant and refrigerant oil.
Follow safety instructions for handling refrigerant R 134a . See 64 50 ... INSTRUCTIONS FOR HANDLING REFRIGERANT R 134A .
Follow safety instructions for handling refrigerant oil . See 64 50 ... INSTRUCTIONS FOR HANDLING REFRIGERANT OIL (FOR REFRIGERANT R 134A) .
Follow safety instructions for handling refrigerant R 134a . See 64 50 ... INSTRUCTIONS FOR HANDLING REFRIGERANT R 134A .
Follow safety instructions for handling refrigerant oil . See 64 50 ... INSTRUCTIONS FOR HANDLING REFRIGERANT OIL (FOR REFRIGERANT R 134A) .
IMPORTANT:
Risk of damage!
Restart engine only when A/C system has been correctly filled.
If A/C system is opened for more than 24 hours: Replacing drier insert for A/C system . See 64 53 517 REPLACING DESICCANT INSERT FOR A/C SYSTEM .
Restart engine only when A/C system has been correctly filled.
If A/C system is opened for more than 24 hours: Replacing drier insert for A/C system . See 64 53 517 REPLACING DESICCANT INSERT FOR A/C SYSTEM .
Necessary preliminary tasks:
- Drawing off, evacuating and filling the A/C system are not included in the time value given for this work operation. See 64 50 009 DRAWING OFF, EVACUATING AND FILLING A/C SYSTEM (R 134A) .
Disconnect plug connection (1) and release safety pressure switch (2). Installation note: Replace sealing rings. Use special tool 00 9 030 to mount sealing rings without damaging them. Tightening torque, see 64 53 6AZ in 64 53 REFRIGERANT LINES AND EXPANSION VALVE .
After installation:
- Evacuate and fill A/C system . See 64 50 009 DRAWING OFF, EVACUATING AND FILLING A/C SYSTEM (R 134A) .
- Check leak-tightness of valve insert with soap solution