Lochinvar All models error codes
Codes
- E02Error codeLow water pressure / empty system
- E04Error codeGas valve / ignition failure
- E09Error codeFan / blower failure
- E12Error codeSupply temperature sensor
- E29Error codeHigh-limit lockout
- E33Error codeDHW sensor (combi only)
- MUP92Error codeBoiler Pump Delta T Set Point
- NGS23Error codeDHW Recirc Pump Offset
- ove50Error code- Flue sensor open
- RAL21Error codeTemperature Units (ºC/ºF)
- SET25Error codeLow Outdoor Temperature 1