Fault Codes/Discovery Energy, LLC (Rehlko)/3 SRC SYSTEM DISABLEDiscovery Energy, LLC (Rehlko)3 SRC SYSTEM DISABLEUnclassifiedGeneralWhat This Code Means3 Source System Disable activePossible Causes•A 3 Source System Disable input signal is activeSuggested Actions1See the Lamp Test sectionRelated Discovery Energy, LLC (Rehlko) Fault Codes1270 61695 183217 5ALRTCHECK MODULE SETUP TO CLEAR FAULTCO-3CO-6D12D13D15E0E3Browse all Discovery Energy, LLC (Rehlko) fault codes→ASK RUDY ABOUT THIS FAULTGet a diagnosis walkthrough for 3 SRC SYSTEM DISABLE on your specific Discovery Energy, LLC (Rehlko) unit — cited to the OEM manual, not a forum guess.Your question about 3 SRC SYSTEM DISABLEGET THE ANSWERFree account required — we'll bring your question with you.