If you have a temperature set in hold will the AC stay on or will it shut off when it gets to that temperature and turn back when the ambient temperature changes? Another thing that can cause this is if the thermostat is stuck on a schedule usually there is a button that is called hold. A Hold message on a Honeywell Thermostat tells the thermostat to maintain the HVAC system for the building at a set temperature. I have a set schedule, however, the thermostat continues to switch to a temporary hold of 72 when it should be in a schedule period and set to 74. Furnace / HVAC Issues can Cause Honeywell Thermostat Not Reaching Set Temperature. By subscribing I give my consent to receive AlarmGrid e-mails about A hold can be either permanent or temporary. Advanced Features ADAPTIVE RECOVERY Over time, the T9 thermostat “learns” how long it takes your system to reach your programmed temperature setting. The thermostat display will sleep when not being interacted with so it will appear blank. A user will often set up a schedule for their Honeywell Thermostat. Enable zoom. A temporary hold will keep the HVAC system set to the held temperature for a temporary period of time of less than 12 hours or until the hold is cancelled. • Backlit display on RTH2300 • Displays ambient (measured) temperature at all times • One-touch access to setpoint temperature • Preset program settings This could also be the cause of a loose or poorly attached wire. Unfortunately, this involves high heating costs for a lot of us. To cancel, press the Run Program key. The temperature will be maintained until the Hold expires or the temperature is manually changed. Check the thermostat's display to confirm that there's a call for cooling, usually indicated by the words "cool on" or a snowflake icon. Press the SETbutton, then press s or t to set the clock time. Once the temperature has been adjusted, the message "Hold Until" will appear. In other words, a Hold is a command that overrides the set temperature. Please refer to this FAQ link to resolve this issue. When a user sets a Hold, the thermostat is told to ignore the schedule and set the temperature based on the Hold setting. This Honeywell 5-2 day programmable thermostat This Honeywell 5-2 day programmable thermostat features a backlit upon touch display for clear viewing and simple scheduling. Is there a point at which the back up heat (electric strips) will kick in. The HVAC system will remain set at this temperature until the temporary hold expires. In this short video I show you how to change the minimum temp on a honeywell thermostat. Honeywell Thermostat Temperature Offset Set Too Large; Power Failure Keeping Heat from Coming On; Honeywell Thermostat Temperature Offset Set Too Large; T-stat Not Level on Wall; Temperature Set Too Low; Bad Electrical Connections Mechanical Thermostats can Bind Up Most commonly, this is done to protect the HVAC system compressor. Depending on the thermostat it would go back into programming meaning you would run off program the set-point … One last step to take in your Honeywell thermostat troubleshooting crusade before you throw your stat out the window is to verify the clock is set to the correct day and time.Electronic thermostats have these minor hiccups where the wrong day and time can impede proper function. There may also be an option called "Run Schedule" to cancel a Hold and resume the regular schedule. If the Hold temperature is reached, it should turn off on its own, when set to "Auto". By doing this, the thermostat will follow the schedule and adjust the HVAC system based on the current time. Try replacing them to see if it helps. The compressor is responsible for circulating the refrigerant through your unit and helping it … When you encounter a problem, and your thermostat is not reaching the set temperature, it might be as simple as a dirty or broken sensor on the furnace. I have a new heat pump and T4 Pro thermostat installed last month. From smart WiFi thermostats with room sensors and humidification control, to programmable and non-programmable thermostats, Honeywell Home products meet a variety of needs. the latest products, and offers. A bad temperature sensor. 2. A programmable thermostat has become a popular choice for controlling the home temperature. This delay is to protect your equipment from short cycling. With a non-common wire application there is a delay with the thermostat connecting to the cloud. Programmable Thermostat User Guide ... • UWP™ Mounting System • Honeywell Standard Installation Adapter (J-box adapter) • Honeywell Decorative Cover Plate – Small; size 4-49/64 in x 4-49/64 in x 11/32 in (121 mm x 121 mm x 9 mm) ... 1 Press or to adjust the temperature.