How to Restart Honeywell Thermostat

You may wish to learn how to restart Honeywell thermostat if it behaves strangely.  For example, it may freeze, hang, or not work the furnace.  Or, it does not connect to Wi-Fi, or sends no data to the Honeywell Total Comfort Connect servers.  Any of these issues a restart might fix. How to Restart Honeywell … Continue reading How to Restart Honeywell Thermostat





Honeywell Smart Thermostat Wiring Instructions

The most “meaty” part of installing a new Honeywell smart thermostat, is correctly wiring it up.  One useful feature about Honeywell t-stats, is that they generally use the same wire labeling as their older models. Today’s WiFi  t-stats still use the R, Rx, C, W, Y1, Y2, et al wires in the same way.  Their … Continue reading Honeywell Smart Thermostat Wiring Instructions





4 Wire Thermostat Wiring Color Code

If you’ve installed more than a few thermostats (t-stats), you likely noticed that many of them use four wires.  See this shown below in the units we’ve wired.  Typical 4 wire thermostat wiring color code examples follow. 4 Wire Thermostat Wiring Color Code In the setups we’ve seen, the most common wire color code guide … Continue reading 4 Wire Thermostat Wiring Color Code





Solving Honeywell WiFi Thermostat Connection Problems

This piece explores solving Honeywell WiFi thermostat connection problems, as experienced on our Honeywell RTH9580WF internet controlled thermostat, although this information applies about as well to Honeywell’s other wireless thermostats, including the RTH8580WF, VisionPRO TH8320WF, VisionPRO 8000, et al. Solving Honeywell WiFi Thermostat Connection Problems By this, we mean that the thermostat will not connect … Continue reading Solving Honeywell WiFi Thermostat Connection Problems





Fixing WiFi Problems on Honeywell RTH9580WF Smart Thermostat

The Honeywell RTH9580WF 1005 Smart WiFi Thermostat offers convenience and programming flexibility along with remote access and control via the  Honeywell Total Connect Comfort  website. But this thermostat relies on a solid WiFi internet connection to work, and often problems and issues arise with this link.  These can interfere with remote control of the t-stat. … Continue reading Fixing WiFi Problems on Honeywell RTH9580WF Smart Thermostat





Unregister Honeywell Thermostat RTH9580WF Instructions

Perhaps you are moving but leaving your Honeywell smart thermostat at the old location.  Or, you wish to sell it to someone else at a different location.  Or maybe they have a different TCC account to assign the t-stat to.  But in any case, please run through the unregister Honeywell WiFi Thermostat RTH9580WF process.  Do … Continue reading Unregister Honeywell Thermostat RTH9580WF Instructions









Setting Temperature Differential Honeywell RTH9580WF

Temperature differential is the difference between the turn-on and turn-off temperatures on a thermostat, whether heating or cooling. It ranges between one and three degrees on common t-stats. Indeed, many of today’s t-stats let you set this value. They offer this to account for differing home types and locales, types of furnaces. In this piece, … Continue reading Setting Temperature Differential Honeywell RTH9580WF





Change WiFi Network on Honeywell RTH9580WF T-Stat

You might need to connect your Honeywell RTH9580WF smart thermostat (t-stat) to a new WiFi network.  Perhaps you moved the t-stat, and  the WiFi it worked with before went out of range.  So in this post, we cover just how you do that, how to change WiFi network on Honeywell thermostat RTH9580WF. Then maybe, you have … Continue reading Change WiFi Network on Honeywell RTH9580WF T-Stat





Honeywell RTH9580WF Color Thermostat Review

The Honeywell RTH9580WF/1005 color screen thermostat is a clear advance from the RTH8580WF model, reviewed earlier. Honeywell RTH9580WF Color Thermostat Intro Honeywell has upgraded the screen from the one-color green with black lettering, to a full-color, brighter, higher contrast LCD display.  Indeed you can set screen colors to match your room décor.  Plus, the screen … Continue reading Honeywell RTH9580WF Color Thermostat Review