OpenTherm Compatibility Issue with Honeywell T6 and Boiler

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sotafo
Posts: 3
Joined: Thu Sep 12, 2024 7:53 am

OpenTherm Compatibility Issue with Honeywell T6 and Boiler

Post by sotafo »

Hi everyone,

I recently installed a Honeywell T6 thermostat and connected it to my boiler using OpenTherm; but I’m having trouble getting the system to function correctly. :geek:
The thermostat seems to be communicating with the boiler; but the temperature control is inconsistent—it either overshoots the target temperature ; doesn’t heat up enough.
I’ve double-checked the wiring; and everything seems fine. Is there a specific setting ; configuration on either the thermostat or boiler that I may have missed?

Any help would be appreciated! 8-)
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