How to Connect Honeywell Thermostat to Alexa

We have an Alexa smart speaker with the Amazon voice assistant. We find that we can connect those speakers to our Honeywell  Total Connect Comfort (TCC)   thermostat.  So this allows asking Alexa to read and set the settings on our thermostat.  Highly useful feature.  Thus in this post, we show how to connect Honeywell … Continue reading How to Connect Honeywell Thermostat to Alexa



How to Change Time and Day on Honeywell Thermostat

.You can manually set the time and day on the Honeywell thermostat. But only when the it has no internet connection. However when it does, it gets the time and day online.  But without WiFi, you can.  Thus, this piece details how to change time and day on Honeywell RTH9580WF thermostat manually when internet is … Continue reading How to Change Time and Day on Honeywell Thermostat



How to Reset Honeywell RTH8580WF Thermostat

Shows how to reset Honeywell thermostat RTH8580WF.  Resetting clears out all user set settings. It erases the WiFi network and restores the t-stat to factory default condition. We suggest resetting when working smart thermostat problems. This rules out the chance that bad settings are causing the issue.  Keep in mind though, that after a reset, … Continue reading How to Reset Honeywell RTH8580WF Thermostat



Honeywell Thermostat Not Turning On Heat

A Honeywell thermostat not turning on heat can happen for many reasons. A faulty thermostat, a broken heating system, power losses, damaged wiring, et al. Here, we list some of these causes, and offer repair tips to solve these no-heat issues. First, we look at what might have happened with the Honeywell thermostat itself. Then … Continue reading Honeywell Thermostat Not Turning On Heat



How to Reset Honeywell Thermostat RTH9580WF

This post covers How to reset Honeywell thermostat RTH9580WF. This method does the following.  First of all, it clears out all custom settings.  Then, it resets the WiFi network. Last, it restores RTH9580WF back to factory default state.  So, follow the steps below, to hard reset this remote controlled thermostat. We suggest this routine when … Continue reading How to Reset Honeywell Thermostat RTH9580WF



Setting Honeywell Thermostat Swing on RTH8580WF

Temperature swing, is the difference between the turn-on and turn-off temps on a thermostat, whether heating or cooling. The swing setting, when the t-stat has it, often ranges between one and three degrees. This post discusses setting Honeywell thermostat swing on the RTH8580WF smart WiFi thermostat. Setting Honeywell Thermostat Swing: Intro Many modern t-stats have … Continue reading Setting Honeywell Thermostat Swing on RTH8580WF



Thermostat Reads Higher than Actual Temperature

When a thermostat reads higher than actual temperature, your home can get too cold in the winter.  It can also become  too warm in summer.  Now At least several factors affect the thermostat temperature reading besides actual room temperature.  These include aging components drifting out of tolerance in older thermostats.  Or, an improperly positioned thermostat … Continue reading Thermostat Reads Higher than Actual Temperature



How to Wire a Honeywell Thermostat with 4 Wires

If you’ve installed more than a few thermostats, you’re likely to have come across many that have four wires. Typical 4 wire thermostat (t-stat) wiring examples follow. Some have the common (C) wire, while others do not.  Both examples of how to wire a Honeywell thermostat with 4 wires we describe next. How to Wire … Continue reading How to Wire a Honeywell Thermostat with 4 Wires



How to Calibrate Honeywell Thermostat Temperature

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. … Continue reading How to Calibrate Honeywell Thermostat Temperature



Honeywell Thermostat Not Following Schedule

a Honeywell thermostat not following schedule, and how to fix that.  If the thermostat is otherwise working normally, it could be that its Schedule Hold   feature is active. So switch this off, and chances are that normal schedule following returns. But why would schedule following ever be OFF? Well, this schedule suspending option on many … Continue reading Honeywell Thermostat Not Following Schedule