Fault Codes/Rehlko/LOSS OF PHASERehlkoLOSS OF PHASEUnclassifiedGeneralWhat This Code MeansLoss of PhasePossible Causes•Single/three phase setting does not match sourceSuggested Actions1Check that the controller single/three phase setting matches the sourceRelated Rehlko Fault CodesLOST COMMUNICATIONLOWLOCKED ROTOR SDLOW BATTERY VOLTSLOCLOWBATT.LO CRANK VLT WLOWBATTERYVOLTSLOLWLLFLWTBrowse all Rehlko fault codes→ASK RUDY ABOUT THIS FAULTGet a diagnosis walkthrough for LOSS OF PHASE on your specific Rehlko unit — cited to the OEM manual, not a forum guess.Your question about LOSS OF PHASEGET THE ANSWERFree account required — we'll bring your question with you.