T
twaltersSep 5, 2025
What does E046 error code mean on my Navien NHB-055?
- RRyan RyanSep 5, 2025
If your Navien Boiler displays error code E046, which indicates an abnormal operation with the heat exchanger overheating sensor, try an auto reset.
To Next PageTo Next PageWhat does E046 error code mean on my Navien NHB-055?
If your Navien Boiler displays error code E046, which indicates an abnormal operation with the heat exchanger overheating sensor, try an auto reset.
What to do if my Navien NHB-055 shows error E003?
If your Navien Boiler displays error code E003, which indicates an ignition failure, try a manual reset or a Power On reset.
What does E012 mean on my Navien Boiler and how to fix it?
If your Navien Boiler displays error code E012, which indicates a flame loss, try a manual reset or a Power On reset.
How to fix E001 error on Navien Boiler?
If your Navien Boiler displays error code E001, which indicates the heat exchanger is over temperature, try an auto reset, a manual reset, or a Power On reset.
What does error code E016 mean on a Navien NHB-055 Boiler?
If your Navien Boiler displays error code E016, which indicates heat exchanger overheat, try a manual reset or a Power On reset.
What should I do if my Navien NHB-055 Boiler shows E110 error?
If your Navien Boiler displays error code E110, which indicates the exhaust vent is closed, try a manual reset or a Power On reset.
What does error code E777 mean on a Navien NHB-055 Boiler?
If your Navien Boiler displays error code E777, which indicates an abnormal operation with the LWCO limit (external device), try an auto reset.
What does error E352 mean on my Navien Boiler?
If your Navien Boiler displays error code E352, which indicates high water pressure, try an auto reset.
What does error E004 mean on a Navien NHB-055 Boiler?
If your Navien Boiler displays error code E004, which indicates a false flame detection, try an auto reset.
What does it mean when my Navien NHB-055 shows E517 error?
If your Navien Boiler displays error code E517, which indicates an abnormal operation related to the DIP switch setting on the PCB, try a manual reset or a Power On reset.
General
