How to Change Time and Day on Honeywell Thermostat

The only time you can manually set the time and date on the Honeywell RTH9580WF (or any of the 9000 series color touchscreen models), is when the thermostat is not connected to Wi-Fi (the internet).  But when it is connected, it gets the time and date from the internet.  So in the connected times, you … Continue reading How to Change Time and Day on Honeywell Thermostat



Honeywell RTH9580WF Thermostat Reset Instructions

These Honeywell Thermostat reset instructions (RTH9580WF model) clear all user changed settings in this thermostat.  Resetting also erases lock screen passwords and screen color changes et al. Resetting restores it to factory default condition.  You reset by following the routine below. We suggest this reset Honeywell thermostat settings action when fixing smart thermostat issues as … Continue reading Honeywell RTH9580WF Thermostat Reset Instructions



How to Set Honeywell Thermostat Temperature

Most smart thermostats these days allow you to set their current temperature right from a   Home  screen.  These t-stats show the home screen by default.  And unless the screen is locked, you can adjust the temp simply by touching the right areas on the   Home  screen. In this piece, we show how to set Honeywell … Continue reading How to Set Honeywell Thermostat Temperature



How to Set Honeywell Thermostat Temperature Limits

Honeywell WiFi thermostats offer several ways (at least) to cut your heating and cooling costs.  Firstly, on the RTH9580WF, you can set these temp limits.  This allows you to control just how warm and how cool the t-stat will make the home.  Thus tn this post, we detail how to set Honeywell thermostat temperature limits … Continue reading How to Set Honeywell Thermostat Temperature Limits



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



How to Set Temperature Range on Honeywell Thermostat

In this post, we show how to set temperature range Honeywell Thermostat RTH9580WF.  Now why would you wish to change the upper and lower temp limits on a thermostat (t-stat)?  Perhaps you are a landloard wishing to control heating and fuel costs in your tenants’ dwelling. Or, you need to keep your kids from setting … Continue reading How to Set Temperature Range on Honeywell Thermostat



Honeywell RTH9580WF Thermostat Manual

Honeywell provides good manuals for their WiFi smart thermostats. The same is true of the 9000 series RTH9580WF t-stat.  These docs walk you through installation, setup, and everyday use. They write them in non tech, easy to follow language. So these docs are quite helpful.  Thus in this piece, we give current links to all … Continue reading Honeywell RTH9580WF Thermostat Manual



Honeywell WiFi Thermostat Troubleshooting Help

This gives common Honeywell WiFi thermostat troubleshooting technics to solve common problems. We worked through some of these on our Honeywell RTH9580WF internet controlled t-stat. Note that this info works about as well to Honeywell’s other wireless models like the RTH8580WF, VisionPRO TH8320WF, VisionPRO 8000, et al. Here, we detail the answers we found. Honeywell … Continue reading Honeywell WiFi Thermostat Troubleshooting Help



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



Honeywell RTH9580WF Thermostat Review

The Honeywell RTH9580WF smart thermostat represents a clear advance from the RTH8580WF model, reviewed earlier.  On this model, they improved the screen from the green color so common with older thermostats with black lettering.  In this model, it’s now a full-color, brighter, higher contrast, LCD display. Honeywell RTH9580WF Smart Thermostat Introduction The Full Color Touchscreen … Continue reading Honeywell RTH9580WF Thermostat Review