64 53 670 Replacing Line From Compressor to Evaporator

64 53 670 Replacing Line From Compressor To Evaporator (S85)







Special tools required:
- 00 9 030







WARNING:
Danger of injury.

Refrigerant circuit is under high pressure.

Follow safety information for handling R 134a tetrafluorethane refrigerant.

Avoid contact with refrigerant and refrigerant fluid.

Follow safety information for handling refrigerant fluid.







IMPORTANT:
Risk of damage.

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

Follow notes for opening and replacing parts in refrigerant circuit.

If air conditioning system is opened for more than 24 hours:

Replace desiccant insert for heating and air conditioning system







Necessary preliminary work:
- Drain off air conditioning system
- Remove intake silencer housing
- Remove air manifold
- Remove both suspension crossbraces
- Release refrigerant tank and place to one side







Release screw (1) and remove refrigerant line.

Tightening torque 64 53 5AZ.

Installation note:
Replace sealing rings.

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







Expose refrigerant line up to evaporator connection.







Release screw (1) and remove refrigerant line.

Installation note:
Replace sealing rings.

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

Tightening torque 64 53 3AZ.







After installation:
- Evacuate and fill A/C system

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