Fault Codes/Rehlko/OVERVOLTAGEL2--L3RehlkoOVERVOLTAGEL2--L3UnclassifiedElectricalWhat This Code MeansOVERVOLTAGEL2--L3Possible Causes•Source voltage across L2 and L3 is above the overvoltage dropout settingRelated Rehlko Fault CodesOVERVOLTAGEL3--L1REACTIVE POWER LOWOVERVOLTAGEL1--L2REAL POWER HIGHOVERTEMP FAULTREAL POWER LOWOUREPLACE CLOCK BATTERYLVRY CRLO WARNING WLRCSBrowse all Rehlko fault codes→ASK RUDY ABOUT THIS FAULTGet a diagnosis walkthrough for OVERVOLTAGEL2--L3 on your specific Rehlko unit — cited to the OEM manual, not a forum guess.Your question about OVERVOLTAGEL2--L3GET THE ANSWERFree account required — we'll bring your question with you.