Honeywell Home TH2110WF4008 Series Smart Thermostat User Manual
| General | Details |
|---|---|
| Name | Honeywell Home TH2110WF4008 Series Smart Thermostat User Manual |
| Make | Honeywell Home |
| Language | English |
| Filetype | PDF (Download) |
| File size | 1.3 MB |











Honeywell TH2110WF4008 Manual: Questions and Answers
What does the alert icon mean on a thermostat display?
An icon appears in the lower part of the display when an alert is active. Press MENU and use the arrow buttons to view the alert number and its meaning. User Manual, p. 6
Can I set the Heat and Cool setpoints to the same temperature on the Honeywell TH2110WF4008?
Yes. The thermostat uses a differential setting to prevent the system from cycling between heating and cooling when both are set to the same temperature. User Manual, p. 5
What do the HOLD button and SAVE button do on the Honeywell TH2110WF4008?
| Button | Function |
|---|---|
| HOLD | Press and release to cycle through Temporary Hold, Permanent Hold, or Cancel Hold settings |
| SAVE | Press to save changes and return to the Home screen |
How do I temporarily override the schedule on the Honeywell TH2110WF4008?
Use the arrow buttons to adjust the temperature to your desired setpoint. The new temperature holds until the next scheduled period begins.
- Press the up or down arrow button to adjust the temperature.
- Once at the desired setpoint, no further action is needed; the thermostat holds that temperature.
- Press SAVE or wait for the display to time out. User Manual, p. 8
What does Active Recovery mean on the Honeywell TH2110WF4008 display?
The thermostat is warming or cooling from a setback temperature toward your comfort temperature. User Manual, p. 9
How do I lock the keypad on Honeywell TH2110WF4008?
Press MENU, navigate to LOCK, choose OFF, PART, or ON, then press SAVE & EXIT.
- Press MENU.
- Press up or down arrow to go to LOCK. Press SELECT.
- Press up or down arrow to choose OFF, PART, or ON. Press and hold SELECT.
- Press SAVE & EXIT button. User Manual, p. 9
What temperature range does Cool mode support on Honeywell TH2110WF4008?
50 °F to 99 °F (10.0 °C to 37.0 °C). User Manual, p. 10
Why isn't my heating or cooling system responding when I change the mode?
Check that the correct System mode is selected. Press MODE to cycle through available modes: AUTO, HEAT, COOL, EM HEAT, or OFF. Verify the mode displayed on screen matches what you need.
- Available System modes vary by model and system settings
- Press MODE button to cycle to the next available System mode
- Continue cycling until the desired mode is displayed User Manual, p. 4


























































