Home > Honeywell Home > Honeywell Home TH2110WF4008 Series Smart Thermostat User Manual
Honeywell Home TH2110WF4008 Series Smart Thermostat User Manual
Troubleshooting
Display is blank
•
•
•
Check circuit breaker and reset if necessary
Make sure power switch for heating & cooling system is on
Make sure furnace door is closed securely
•
•
•
When running heat, display will show HEAT ON in lower right of display
When running cool, display will show COOL ON in lower right of display
If display shows WAITING FOR EQUIPMENT under temperature reading, it is in
compressor delay mode to protect the system. Wait 5 minutes to see if the thermostat
makes a Heat or Cool call
Heating or
cooling does
not run
•
If display doesn’t indicate a call for Heat or Cool or WAITING FOR EQUIPMENT, verify
the mode setting, temperature setpoint and room temperature
If you press the Up or Down arrow
•
•
•
Upper left of display shows mode setting
Upper right shows setpoint
Center of display shows room temperature
If issue persists
•
•
•
•
•
Check circuit breaker and reset if necessary
Make sure power switch at heating & cooling system is on
Make sure furnace door is closed securely
If display indicates UNLOCK next to the left center button, see Keypad Lockout section
If not, verify the mode setting (Heat, Cool, Auto, or Em Heat in upper left of display)
Cannot change
setpoint to
desired setting
The default setting ranges for these modes are
o
o
Heat or Em Heat: 40 ºF to 90 ºF (4.5 ºC to 32.0 ºC)
Cool: 50 ºF to 99 ºF (10.0 ºC to 37.0 ºC)
If the setpoint can be adjusted, but not to the full range shown above, the installer may have
configured the thermostat for a maximum heat or minimum cool setpoint to restrict settings
that are energy inefficient.
The compressor protection feature is engaged. Wait a few minutes for the system to safely
restart to avoid damaging the compressor. See the Built-in Compressor Protection section
for more information
WAITING FOR
EQUIPMENT
Shown in display
under room
temperature
10
| General | Details |
|---|---|
| Name | Honeywell Home TH2110WF4008 Series Smart Thermostat User Manual |
| Make | Honeywell Home |
| Language | English |
| Filetype | PDF (Download) |
| File size | 1.3 MB |
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