A technician is working on a 2005 BMW 7 series..  The compressor is running all the time and the air is cold.  The tech unplugs the wiring harness leading to the compressor, but it stays running.  The technician recommends a new compressor as he suspects the clutch has melted.  What is likely happening here?

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Clutches, Brakes, Couplings, and Flywheels

The clutch is described as a machine element used to connect or disconnect two shafts together to transmit torque or power. The clutch works on the principles of friction. The clutch is commonly used in automobiles to transfer power from the driving shaft to the driven shaft.