Navien Error 598-00
Elenor Pickle
Below, we provide a comprehensive Navien tankless water heater error code list that includes detailed descriptions of each error, the possible causes behind them, and steps to resolve them. We understand the importance of identifying the cause of the error and finding effective solutions which can save time and money of the users. In addition, if any components are damaged and require replacement, we will provide you with the necessary information regarding part replacement.
Navien Error Code E001 typically occurs when the heat exchanger in your Navien Combi-Boiler becomes overheated. This can be caused by two main factors: a malfunctioning internal pump or too much air in the recirculation pump. Identifying the root cause of the error is crucial in order to apply the correct solution and restore the proper functioning of your Navien unit.
Navien Error Code E002 indicates a low water pressure fault in your Navien system. When this error occurs, you need to wait until the water supplement is terminated. The reset process is automatic and will take place once the water pressure returns to normal. It is important to ensure that there are no issues with the water supply and that the water pressure meets the requirements for the Navien system to function properly. Once the water pressure stabilizes, the system will reset itself automatically, resolving the E002 error code.
The error code E004 on a Navien Tankless Water Heater indicates a false flame detection. This error message is displayed when the unit fails to detect a flame when it is expected to be present. To troubleshoot and resolve the E004 error, follow these steps:
By ensuring the ground wire is connected and checking the igniter for spark, you can address the false flame detection issue associated with the E004 error code on your Navien Tankless Water Heater. If the problem persists, it is advisable to consult a professional technician for further diagnosis and assistance.
The error code E010 on a Navien Tankless Water Heater indicates an abnormal air pressure. This error message is displayed when there is an issue with the air pressure in the unit. To troubleshoot and resolve the E010 error, follow these steps:
The error code E012 on a Navien Tankless Water Heater indicates a flame loss. This error message is displayed when the unit fails to detect a flame during operation. To troubleshoot and resolve the E012 error, follow these steps:
The error code E016 on a Navien Tankless Water Heater indicates an overheating of the heat exchanger. This error message is displayed when the heat exchanger temperature exceeds the safe operating range. To troubleshoot and resolve the E016 error, follow these steps:
The error code E030 indicates an exhaust overheat condition. This error is triggered when the flue temperature surpasses 149F or 65C, causing the exhaust high limit switch to shut down the unit as a safety measure. To address and resolve the E030 error, follow these steps:
Fault Code E031 on a Navien Water Heater indicates an overheating of the burner due to fuel residue buildup, it is a complex problem so we maynot be able to solve it usless we are a professional. So, In this case, it is recommended to contact Navien customer support for assistance. They will be able to provide further guidance and help resolve the issue effectively.
Error Code E046 on a Navien hot Water Heater indicates an abnormality in the limit control, also known as a high temperature limit control switch. This safety feature shuts off the unit when the water temperature exceeds 197.6F in the heat exchanger.
Next, check the resistance of the high limit switch using a multimeter. If the reading is below 1.0 Ohm, it indicates a faulty limit control. In this case, the best solution is to replace the limit control switch.
Error Code E060 on a Navien unit indicates an abnormal operation of the fan motor. When this error message appears, it suggests that there are issues with the fan motor, which can be attributed to several factors:
Error E110 indicates an abnormal air pressure issue. There is a dedicated article where we explained about this error and its solutions in detail please check it here: Navien tankless water heater E110 code: Easy steps to fix
Error Code E110 on a Navien water heater indicates an abnormal auto feeder valve. When this error occurs, it suggests that there are issues related to the auto feeder valve, which can be resolved by following these steps:
Error Code E407 on a Navien water heater signifies a fault related to the hot water outlet thermistor. This error occurs when the thermistor is either open or experiencing a short circuit. To resolve this issue, follow these steps:
Error Code E421 or E432 on a Navien water heater indicate faults with the cold water inlet 1 or 2 thermistors respectively. These errors occur when the thermistors experience an open circuit or a short circuit. To address these issues:
If you encounter Error Code E438 on your Navien Tankless Water Heater, it indicates an abnormal operation of the recirculation pump. This error can be caused by issues such as faulty check valves, a defective flow sensor, or a damaged pump. Follow these steps to resolve the problem:
If your Navien system displays Error Code E517, it indicates an abnormal operation related to the DIP switch settings. This error typically occurs when there is an issue with the configuration of the DIP switches.
The DIP switches are small switches located on both the front panel and the PCB (Printed Circuit Board) of the unit. These switches control various settings and parameters of the system. An incorrect or misconfigured DIP switch setting can trigger the E517 error.
If your Navien tankless water heater displays the error code 598-00, it indicates an issue with the Real-Time Clock. To resolve this error, first check the wiring near the PCB and inspect if something is not usual, if PCB and its connections looks good, you can try factory resetting the unit by following these steps:
If the above steps do not resolve the E598-00 error, it is recommended to contact Navien customer support. They will be able to assist you further by checking the PCB (printed circuit board), and if it is found to be faulty, they will arrange for its replacement.
Error Code E760 on your Navien system signifies a flushing/service alarm. It indicates that your system requires servicing and flushing. Regular maintenance, including the removal of scale and lime buildup, is essential to extend the lifespan of your tankless water heater and ensure its continued high efficiency.
Navien tankless water heaters are sophisticated systems that may encounter errors and electronic issues. Understanding the error codes and their causes is crucial for diagnosing and resolving problems with your Navien unit. By following the appropriate fixes and solutions, you can effectively troubleshoot and rectify these errors, ensuring your tankless water heater operates smoothly and efficiently.
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