Honeywell Smart Thermostat Wiring Instructions RTH9580WF

The most “meaty” part of instaling a new thermostat, is correctly wiring it up.  One useful feature about Honeywell smart thermostats, is that they generally support the same wire labeling conventions and hookup techniques as their older, less intelligent counterparts.  Today’s smart thermostats still use the R, Rx, C, W, Y1, Y2, et al wires in the same … Continue reading Honeywell Smart Thermostat Wiring Instructions RTH9580WF



Setting Temperature Differential, Honeywell Smart Thermostat RTH9580WF

Temperature differential, is the difference between the turn-on and turn-off temperatures on a thermostat, whether heating or cooling, and generally ranges between one and three degrees. Many modern digital and mechanical thermostats provide for adjusting this value, to account for differing home construction types and locations, types of furnaces, and personal comfort preferences. However, the … Continue reading Setting Temperature Differential, Honeywell Smart Thermostat RTH9580WF



How to Reset Honeywell Thermostat RTH8580WF to Factory Default

Clearing out all customization settings, resetting the WiFi network, and restoring the Honeywell RTH8580WF WiFi Thermostat to factory default condition is accomplished with the procedures below.  This procedure is recommended when troubleshooting digital programmable thermostats, to rule out the possibility that corrupted settings are causing a thermostat not working situation.  Keep in mind however, that … Continue reading How to Reset Honeywell Thermostat RTH8580WF to Factory Default