64 53 701 Replacing Line From Evaporator to Condenser

64 53 701 Replacing Line From Evaporator To Condenser (N52K)

Special tools required:







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.







IMPORTANT:
Risk of damage.

Restart engine only when air conditioning system has been correctly filled.

Follow instructions for opening and replacing parts in refrigerant circuit.

If air conditioning system is opened for more than 24 hours:
Replace 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
- Partially detach expansion tank and place to one side
- Remove microfilter housing
- Remove both tension struts from spring strut dome







Release screws (1) and remove refrigerant line.

Tightening torque 64 53 2AZ.

Installation:
Replace sealing rings.

Use special tool 00 9 030 to mount sealing rings without damaging them.







Expose refrigerant line up to connection on condenser.







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

Tightening torque 64 53 6AZ.

Installation:
Replace sealing rings.

Use special tool 00 9 030 to mount sealing rings without damaging them.







Replacement:
Modify safety pressure switch.







After Installation:
- Evacuate and fill A/C system

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