Tag: How to Recalibrate a Honeywell Thermostat

In this post, we show how to calibrate Honeywell thermostat temperature RTH9580WF.  Now why would you wish to calibrate the temp reading on a thermostat (t-stat)?  Well, perhaps your Honeywell t-stat reads warmer or cooler than the room feels.  So you’d like to bring the t-stat temp reading more inline with how it really is.…