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Compressor clutch, To remove and To fit, Z18XE

Compressor clutch, To remove and To fit, Z18XE

Important: The compressor belt pulley and the compressor clutch must be replaced together during a replacement. The service department delivers these parts as a set.

To remove


1. Air conditioning, draining, see method description Draining and filling the refrigerant

2. Remove the compressor, see method description Compressor, To remove and To fit, Z18XE

3. Remove the compressor clutch (1):


Instructions: Secure the compressor using protective jaws on the holder in a screw vice

- Unscrew nut (2) - hold still with MKM-6319-1 (3)

- Pull the compressor clutch away upwards (4)

- Remove the spacer


To fit


1. Fit the compressor clutch:


- Fit the spacer. Instructions: Re-use removed spacers.

- Fit the compressor clutch. Tighten nut (20 Nm) - hold still with MKM-6319-1 (3)

2. Adjust the compressor clutch's clearance:

- Check the clearance of the compressor clutch. Desired value: 0.3 - 0.7 mm

Instructions: Check the gap between clutch (2) and the friction surface of the belt pulley (3) at 4 points (indicated with arrows) using a feeler gauge (1). Calculate the mean value.

- Correct the gap measurement. Instructions: add or remove spacers (4)

3. Fit the compressor.

see method description, Compressor, To remove and To fit, Z18XE

4. Air conditioning, draining and filling

see method description Draining and filling the refrigerant .