Troubleshooting - Honeywell Lyric T6 User Manual

Troubleshooting

If you have difficulty with your Thermostat, try these suggestions. Most problems can be
corrected quickly and easily.
Screen is blank
Heating system does not
respond
List of alerts:
Touch to dismiss the alert.
WIFI RADIO ERROR
INTERNAL MEMORY ERROR
THERMOSTAT TEMPERATURE
SENSOR ERROR
INDOOR TEMPERATURE SENSOR
ERROR
OUTDOOR TEMPERATURE SENSOR
ERROR
• Make sure power is switched on.
• Check circuit breaker and reset if necessary.
• Touch to set system to Heat. Make sure the set
temperature is higher than the actual temperature.
• Check the circuit breaker and reset if necessary.
• Check the heating system is powered on.
• Check the Receiver Box is working.
To snooze the alert for 7 days
The Wi-Fi radio of your Thermostat is faulty,
contact your installer.
The internal memory of your Thermostat is
faulty, contact your installer.
The temperature sensor of your Thermostat
is faulty, contact your installer.
(T6 only) The remote indoor temperature
sensor is not connected or the wiring is
faulty, contact your installer.
(T6 only) The remote outdoor temperature
sensor is not connected or the wiring
is faulty, contact your installer.
14