Fault Codes/Rehlko/30Rehlko30UnclassifiedGeneralWhat This Code MeansPower Down ErrorPossible Causes•Controller faultRelated Rehlko Fault Codes3133293428352735A26361238Browse all Rehlko fault codes→ASK RUDY ABOUT THIS FAULTGet a diagnosis walkthrough for 30 on your specific Rehlko unit — cited to the OEM manual, not a forum guess.Your question about 30GET THE ANSWERFree account required — we'll bring your question with you.