Remove air conditioning compressor
WARNING:
Hot surfaces
.
Risk of burning!
Risk of burning!
- Perform all work only on components that have cooled down.
CAUTION:
Refrigerant circuit under high pressure
.
Injury hazard!
Injury hazard!
- Note and follow safety instructions on containers.
- Avoid contact with refrigerant; wear safety goggles and hand protection.
- For additional information see: SAFETY INSTRUCTIONS FOR HANDLING REFRIGERANT R1234YF or SAFETY INSTRUCTIONS FOR HANDLING TETRAFLUORETHANE REFRIGERANT R134A and NOTES ON AIR CONDITIONING REPAIR WORK .
NOTE:
TECHNICAL INFORMATION
Collect and dispose of emerging fluids. Observe country-specific waste disposal regulations.
Collect and dispose of emerging fluids. Observe country-specific waste disposal regulations.
NOTE:
TECHNICAL INFORMATION
When the engine is stopped after the completion of trip, it may be necessary to run the electric fan. In rare cases, operation of the electric fan can last up to 11 min. This protects the components. In this case, replacing the electric fan will not remedy the problem!
When the engine is stopped after the completion of trip, it may be necessary to run the electric fan. In rare cases, operation of the electric fan can last up to 11 min. This protects the components. In this case, replacing the electric fan will not remedy the problem!
NOTE:
TECHNICAL INFORMATION
If mechanical failure of the air conditioning compressor occurs resulting in chips entering the refrigerant circuit, replace the following parts: air conditioning compressor, air conditioning condenser with desiccant insert, line to air conditioning condenser and refrigerant oil.
If mechanical failure of the air conditioning compressor occurs resulting in chips entering the refrigerant circuit, replace the following parts: air conditioning compressor, air conditioning condenser with desiccant insert, line to air conditioning condenser and refrigerant oil.
Preliminary work
- Refer to SUCTIONING THE AIR CONDITIONING .
- Refer to DISCONNECTING THE NEGATIVE BATTERY CABLE OF THE SYSTEM BATTERY .
- Refer to REMOVING THE FRONT UNDERBODY PROTECTION .
- Refer to REMOVING THE TOP RIGHT AND LEFT COVER IN THE ENGINE COMPARTMENT .
- Refer to REMOVING FRONT CROSS CONNECTION .
- Refer to REMOVING THE LEFT AND RIGHT FRONT-END STRUT .
- Refer to REMOVING THE ENGINE COMPARTMENT COVER PANEL IN THE REAR LEFT AND RIGHT .
- Refer to REMOVING STAND FOR THE HOOD GASKET LEFT AND RIGHT .
- Refer to REMOVING THE REAR TOP CROSS CONNECTION .
- Refer to REMOVING FAN COWL .
- Refer to REMOVING THE LEFT-HAND AIR DUCT .
- Refer to REMOVING THE ALTERNATOR .
- Refer to REMOVING THE AIR CONDITIONING CONDENSER PARTIALLY .
- Refer to PARTIALLY REMOVING THE AUXILIARY COOLANT PUMP .
CAUTION:
Residual pressure in the heating and air conditioning system
.
Injury hazard!
Injury hazard!
- Wear safety goggles and protective gloves when disconnecting the refrigerant line.
- Close the refrigerant lines with seal plugs.
NOTE:
RISK OF DAMAGE
External damage to air conditioning compressor .
Excessive force applied during removal will result in damage to the air conditioning compressor .
External damage to air conditioning compressor .
Excessive force applied during removal will result in damage to the air conditioning compressor .
- Remove the air conditioning compressor without damaging it and without applying external force.
- Avoid impacts/knocks to plastic belt pulley (caused by tools, contact with base).
- Return faulty air conditioning compressors in their original packaging only.
NOTE:
RISK OF DAMAGE
Contaminant or foreign body .
Contamination can result in malfunctions, loss of function or leaks .
Contaminant or foreign body .
Contamination can result in malfunctions, loss of function or leaks .
- Adhere to the utmost cleanliness.
- Protect components from contamination e.g. by covering.
- Close off line connections with seal plugs.
- Unlock and disconnect the plug (1).
- Loosen screws (2).
- Remove the refrigerant lines (3) from the air conditioning compressor (4) and set aside.
- Loosen screws (1).
- Guide out air conditioning compressor (2) and remove.