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Reverse Engineering the Buderus KM271 – And Making It WiFi-Flying on ESPhome and Home Assistant

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CLamb
CLamb Member Posts: 298
Here's someone who made a replacement Buderus card which enables WiFi connectivity. His motivation, though is questionable. The problem he was trying to solve is that about once a week it raises a flame sensor error.

https://the78mole.de/reverse-engineering-the-buderus-km217/

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  • fentonc
    fentonc Member Posts: 241
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    Lol, that's what happens when you're good with electronics/software but bad with HVAC troubleshooting (see pretty much any thread I've started).
    EdTheHeaterMan