Compressor Clutch Failure:

Another common A/C problem is insufficient voltage to the magnetic compressor clutch; as the disk and pulley gap increases with wear the available magnetic flux has to bridge a larger gap. There is an official Land Rover fix for this in the shape of an additional wiring harness which dedicates a new circuit, with its own relay (relay #10 in the engine fusebox), to the magnetic clutch. A quick fix short of this official repair was devised by Andrew Parker. He found you can remove the shim washer from behind the disk and flexure plate

Click to expand...

There is an official Land Rover fix for this in the shape of an additional wiring harness which dedicates a new circuit, with its own relay (relay #10 in the engine fusebox)

Click to expand...