64 52 523 Replacing compressor for air conditioning
Special tools required:
- 00 9 030
- 32 1 270
WARNING:
Injury hazard!
Refrigerant circuit is under high pressure!
Avoid contact with refrigerant and refrigerant oil.
Read and comply with safety instructions:
Refrigerant circuit is under high pressure!
Avoid contact with refrigerant and refrigerant oil.
Read and comply with safety instructions:
IMPORTANT:
Risk of damage!
Restart engine only when air conditioning has been correctly filled.
Read and comply with NOTES ON COMPRESSOR REPLACEMENT .
Restart engine only when air conditioning has been correctly filled.
Read and comply with NOTES ON COMPRESSOR REPLACEMENT .
Follow notes for OPENING AND REPLACING PARTS IN REFRIGERANT CIRCUIT .
If Air conditioning is opened for more than 24 h:
REPLACE DESICCANT INSERT FOR A/C SYSTEM .
Preliminary work needed:
- Drain off AIR CONDITIONING SYSTEM
- Disconnect NEGATIVE BATTERY LEAD
- Drain COOLANT
- Remove FAN COWL WITH ELECTRIC FAN
- Remove FRONT RIGHT WHEEL ARCH COVER
- Remove FRONT UNDERBODY PROTECTION
- Release DRIVE BELT FOR ALTERNATOR
Version with brake cooling duct:
- Remove RIGHT BRAKE COOLING DUCT
Removal:
IMPORTANT:
Seal openings or lines on compressor with special tool 32 1 270 to prevent leakage of media and dirt contamination.
Unlock and disconnect the connector (1).
Unscrew the screws (2).
Remove refrigerant lines (3).
NOTE:
Secure compressor (2) against falling out.
Unscrew the screws (1).
Feed out compressor (2).
Replacement:
IMPORTANT:
Danger of compressor damage!
Danger of customer complaints due to reduced cooling power of the Air conditioning!
Before the installation of the new compressor, it is absolutely necessary to adjust the coolant oil level in the new compressor!
BE SURE TO READ AND COMPLY WITH SAFETY INSTRUCTIONS .
Danger of customer complaints due to reduced cooling power of the Air conditioning!
Before the installation of the new compressor, it is absolutely necessary to adjust the coolant oil level in the new compressor!
BE SURE TO READ AND COMPLY WITH SAFETY INSTRUCTIONS .
Installation:
Position compressor (2) correctly.
Tighten down screws (1).
Tightening torque 64 52 3AZ .
Position refrigerant lines (3) correctly.
Tighten down screws (2).
Tightening torque 64 52 4AZ .
Attach and lock connector (1).
NOTE:
Replace sealing rings.
Use special tool 00 9 030 to install sealing rings without damaging them.
Use special tool 00 9 030 to install sealing rings without damaging them.
Required reworking:
- Evacuate and fill the AIR CONDITIONING SYSTEM
- Connect BATTERY GROUND LEAD
- Add COOLANT
- VENT AND FILL COOLING SYSTEM
- Install FAN COWL WITH ELECTRIC FAN
- Install FRONT RIGHT WHEEL ARCH COVER
- Install FRONT UNDERBODY PROTECTION
- Tension DRIVE BELT FOR ALTERNATOR
Version with brake cooling duct:
- Install RIGHT BRAKE COOLING DUCT