Viessmann boiler e3 error
While the problem might be minor, it’s important to troubleshoot as there might be a serious issue with your heating.
Nowadays, this error code is gaining popularity and has been misused by some companies to show their customers that they are experts in their field and can easily handle any complex task.
The error you are seeing is caused by the device status code. If the device status code is e3, the viessmann boiler has become inoperable and should no longer be used for heating.
The Viessman boiler e3 error happens when there is a fault in the heating device. This is caused by a low or high amount of dry ice, an incorrect setting, freezing or overheating during operation in a specific timeframe.
Two main causes of this error are an electrical problem or an issue with the product’s connectivity with your network.
To fix this issue, you need to look at your electrical installation and ensure it is functional. If not, it may be necessary to replace faulty parts inside the boiler and replace any damaged connectors on a wireless network connection (if applicable).
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