64 53 701 Replacing Line From Evaporator to Condenser

64 53 701 - Replacing line from evaporator to condenser (N52K)





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 Technician Safety Information.





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 64 53 515 Replacing Desiccant Insert For Air Conditioning System





Necessary preliminary tasks:
- Drawing off, evacuating and filling the A/C system 64 50 009 Drawing Off, Evacuating and Filling A/C System (R 134a) are not included in the time value given for this work operation
- Partially detach expansion tank and place to one side
- Remove microfilter housing 64 31 092 Removing and Installing/Replacing Microfilter Housing (Lower Section)
- Remove both tension struts from spring strut dome Service and Repair





Release screws (1) and remove refrigerant line.

Installation Note:
Replace sealing rings and moisten with refrigerant oil.
Tightening torque 64 53 2AZ Specifications.





Expose refrigerant line up to connection on condenser.





Release screw (1) and remove refrigerant line (2).

Installation Note:
Replace sealing rings and moisten with refrigerant oil.
Tightening torque 64 53 6AZ Specifications.





Replacement:
Modify safety pressure switch Service and Repair.





After installation:
- Evacuate and fill A/C system 64 50 009 Drawing Off, Evacuating and Filling A/C System (R 134a)