C 18 and Altas Copco Air Compressor wiring diagram.

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Dear all 

I have some problem that all are Atlas Copco Control panel shown regulating pressure sensor failure alarm. Cat C 18 ECM is haven under control from Atlas Copco  Control panel. So I need a wiring drawing that Cat Engine ECM and Atlas Copco Control panel.

Thank for all.

If you known about that C18 and Atlas Copco control panel wiring diagram please share me.

Best Regards.