Lock Unlock Honeywell RTH9580WF

Some models of the Honeywell RTH9580WF thermostat, including the RTH9580WF we discuss in this post, feature a screen lock mode.  This prevents anyone from changing thermostat settings without first entering a pass code.  You create this code when you lock your RTH9580WF .  Later, the thermostat asks you to enter this password to regain access.  … Continue reading Lock Unlock Honeywell RTH9580WF

Honeywell RTH9580WF Thermostat Reset Instructions

These Honeywell RTH9580WF reset instructions 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 well.  Why?  … Continue reading Honeywell RTH9580WF Thermostat Reset Instructions

How to Lock and Unlock a Honeywell Thermostat

Some models of the Honeywell thermostat, including the RTH9580WF we discuss in this post, feature a screen lock mode.  This prevents anyone from changing thermostat settings without first entering a pass code.  You create this code when you lock your thermostat.  Later, the thermostat asks you to enter this password to regain access.  So here … Continue reading How to Lock and Unlock a 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

Setting Temperature Differential on Honeywell RTH9580WF Thermostat

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 on Honeywell RTH9580WF Thermostat

Honeywell RTH9580WF WiFi Setup Instructions

This post gives Honeywell RTH9580WF WiFi setup instructions for this touchscreen full color smart thermostat.  Use this routine to get your thermostat up and running for the first time in your home. Or this also works to set it up to a different WiFi network. Perhaps you changed the name of your home WiFi network. … Continue reading Honeywell RTH9580WF WiFi Setup Instructions

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 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

Reconnecting Honeywell RTH9580WF

You might need to reconnect your Honeywell RTH9580WF smart thermostat (t-stat) to the internet, by changing 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 reconnecting Honeywell Thermostat RTH9580WF to WiFi network, and offer how-to, step-by-step instructions to … Continue reading Reconnecting Honeywell RTH9580WF

Change WiFi Network on Honeywell RTH9580WF

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