Fault Codes/Rehlko/MAINPWROVERLRehlkoMAINPWROVERLUnclassifiedGeneralWhat This Code MeansMain power overload; Generator shutdownPossible Causes•An over current fault on the 70 controller power output (short circuit)Suggested Actions1Contact an authorized distributor/dealer for serviceRelated Rehlko Fault CodesMAINPWROVERL SDMAINPWROVERL SHUTDOWNLWTMAINPWROVERL SHUTDOWN SDLOWBATTERYVOLTSNOT IN AUTO WLOW BATTERY VOLTSOVERCRANK SAFETYLOCKED ROTOR SDOVERFREQUENCYLO CRANK VLT WOVERSPEEDBrowse all Rehlko fault codes→ASK RUDY ABOUT THIS FAULTGet a diagnosis walkthrough for MAINPWROVERL on your specific Rehlko unit — cited to the OEM manual, not a forum guess.TRY IT FREE