Siemens Drive Fault Code 7902 Patched -

Does the fault happen at , or while the machine is running ? Is your motor using an encoder ?

If the above points pass but the fault persists, suspect drive hardware: siemens drive fault code 7902

"It’s not the PLC," Elias murmured, scrolling through the parameters. "The PLC is talking to the drive just fine. The Profibus light is green. This fault... it means this drive isn't hearing its partner." Does the fault happen at , or while the machine is running