64 53 701 Replacing Line From Evaporator To Compressor (N52K)
Risk of injury!
Refrigerant circuit is under high pressure!
Follow safety instructions for handling R 134a refrigerant . See 64 50... Instructions For Handling Refrigerant R134a and/or 64 50... Safety Instructions For Handling Refrigerant R134A .
Avoid contact with refrigerant and refrigerant oil.
Follow safety instructions for handling refrigerant oil . See 64 50... Safety Instructions For Handling Refrigerant Oil .
Risk of damage!
Restart engine only when A/C system has been correctly filled.
Follow instructions for opening and replacing parts in refrigerant circuit. See 64 52... 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 . Refer to 64 53 515 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 (R134A) .
- Remove intake filter housing . Refer to 13 71 000 REMOVING AND INSTALLING/REPLACING INTAKE FILTER HOUSING (N52/N52K/N53) .
- Remove fan cowl . Refer to 17 11 035 REMOVING AND INSTALLING/REPLACING FAN COWL WITH ELECTRIC FAN (N52/N52K/N53) .
- Detach reservoir for power steering fluid from bracket.
Release screw (1).
Tightening torque: See 64 53 2AZ in 64 53 REFRIGERANT LINES AND EXPANSION VALVE .
Release nuts (2) and remove refrigerant line (3).
Installation:
Replace sealing rings and moisten with refrigerant oil.
Expose refrigerant line up to compressor connection.
Release screw (1) and feed out refrigerant line.
Tightening torque: See 64 52 1AZ in 64 52 A/C COMPRESSOR .
Installation:
Replace sealing rings and moisten with refrigerant oil.
After installation:
- Evacuate and fill A/C system . Refer to 64 50 009 Drawing Off, Evacuating And Filling A/C System (R134A) .