Navien
Independent technical reference
Navien
7 published entries
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Equipment covered
Documented codes
Tankless gas water heater 7
E003Navien E003 on a tankless water heater: ignition failureHigh· BoilersE004Navien E004 on a tankless water heater: false flame detectionHigh· BoilersE012Navien E012 on a tankless water heater: flame lossHigh· BoilersE016Navien E016 on a tankless water heater: heat exchanger overheatingHigh· BoilersE030Navien E030 on a tankless water heater: exhaust overheatingHigh· BoilersE110Navien E110 on a tankless water heater: abnormal air pressureHigh· BoilersE515Navien E515 on a tankless water heater: abnormal PCB operationMedium· Boilers