-
Our device shows 23 as room temperature, even though it is not and is much much less. We set room temperature to 21.5 and boiler is not turning on as it shows room temperature as 23. Tried everything to see if room temperature reduces but it is struck at 23. Is it broken?
Submitted on 27-3-2022 at 00:27 in forum Honeywell T87M2018 Round Modulation Report abuse
Do you know someone who knows the answer? Share a link to this answer by email, Twitter or Facebook.