Tag: Honeywell WiFi Thermostat

  • How to Reset Honeywell WiFi Thermostat

    How to Reset Honeywell WiFi Thermostat

    This post gives reset Honeywell WiFi thermostat instructions. We demonstrate these on the RTH9580WF wireless t-stat. This method does the following. First of all, it clears out all custom settings. Then, it resets the WiFi network. Finally, it restores the WiFi thermostat back to factory default state. So, follow the steps below, to hard reset…

  • Honeywell WiFi Thermostat Not Turning ON Heat

    Honeywell WiFi Thermostat Not Turning ON Heat

    A Honeywell WiFi 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 WiFi Thermostat…

  • How to Lock and Unlock a Honeywell Thermostat

    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…