T10 Pro Smart Thermostat with Redlink Room Sensor
Alerts
Alert Message
Meaning
Action
SET DATE AND TIME
Date and time are required for features such as schedule Touch “Set Date and Time” button below
alert message or register thermostat to
Honeywell Home account.
WIFI MODULE ERROR
There is a failure of the Wi-Fi module in the thermostat.
Replace the thermostat
NEED TO REGISTER
ONLINE
Sign in to the Honeywell Home App and follow the
instructions to add a thermostat.
NO INTERNET
CONNECTION
The thermostat is connected to (Network name) but can’t Try checking your router and modem.
reach the Internet.
WI-FI SIGNAL LOST
The Wi-Fi connection has been lost. Try reconnecting or
choosing a new network.
Touch “View Wi-Fi settings” below
the message on screen and follow
instructions.
WI-FI NOT CONFIGURED Wi-Fi has not been configured on this thermostat.
Touch “View Wi-Fi Settings” under alert
to either connect to a network or disable
Wi-Fi.
INTERNET REQUIRED
FOR OUTDOOR
TEMPERATURE
To receive outdoor temperature, the thermostat needs
to be connected to the Internet. The installer may have
configured the thermostat to use outdoor temperature
for equipment lockouts.
Touch “View Wi-Fi settings”below alert
message to link thermostat to network.
POWER RESTORED
HEAT PUMP FAILURE
MEMORY ERROR
There was an interruption in the power to the thermostat, No Action Required.
but it has been restored.
An issue was detected. Contact professional to diagnose Call contractor to determine what is
and service your heat pump. (L wire energized).
There is a failure of the memory chip in the thermostat.
There is a failure of the sensor in the thermostat.
wrong with heat pump.
Replace the thermostat
Replace the thermostat
INTERNAL SENSOR
ERROR
INTERNAL HUM TEMP
FAILURE
There is a failure of the sensor in the thermostat.
Replace the thermostat
Replace the thermostat
THERMOSTAT MEMORY Internal issue with thermostat memory chip.
ERROR
THERMOSTAT
UNKNOWN TIME
Power was lost and the time is not able to update
through Wi-Fi either because the thermostat was not
registered or there is poor Wi-Fi communication.
Reset the time or Verify Wi-Fi
connection.
LOW SENSOR
BATTERIES
Display says, “Change the batteries in the (Sensor name) Replace the AAA Alkaline batteries for
soon”
the sensor named in alert message
INDOOR SENSOR
ERROR
An issue with the wireless (SENSOR NAME) was
detected. The sensor may need to be replaced.
Replace the sensor
INDOOR SENSOR
CONNECTION ERROR
(SENSOR NAME) is no longer connected.
Replace the batteries and make sure it
is placed in an acceptable location.
OUTDOOR SENSOR
ERROR
The outdoor temperature sensor is no longer detected.
Check the outdoor sensor and wiring.
FLOOR TEMPERATURE The Floor temperature sensor is no longer detected.
SENSOR ERROR (Future (Note: Floor sensor is not an option for this model at this
Check the floor sensor and wiring.
use)
time)
WIRED INDOOR TEMP
SENSOR FAILURE
The wired indoor temperature sensor is no longer
detected.
Check the indoor sensor and wiring.
Check the outdoor sensor and wiring.
WIRED OUTDOOR TEMP The wired outdoor temperature sensor is no longer
SENSOR FAILURE
detected.
REDLINK RF TOOLKIT
NOT RESPONDING
The wireless sensor RF network is not operating. Wireless This is an error that is usually caused
sensor features are not available at this time. Please
contact Customer Care for assistance.
because the radio has died or the
connection between the thermostat and
the radio has been somehow severed.
25
33-00428–03
| General | Details |
|---|---|
| Name | T10 Pro Smart Thermostat with Redlink Room Sensor |
| Make | Honeywell |
| Language | English |
| Filetype | PDF (Download) |
| File size | 0.57 MB |

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