21 69-2473EF—01
EConnect™ TA7210
In case of difficulty / Error codes
Heating system does not
respond
• Check circuit breaker and reset if necessary
“Signal Perdu” appears on the
screen
• The thermostat has lost communication with the
wireless network (usually due to power outage).
Otherwise, check circuit breaker and reset if necessary.
When power is restored, the wireless communication
will be restored within a few minutes.
The thermostat displays “LO” • The indoor temperature is below 0°C (32°F).
The thermostat displays “HI” • The indoor temperature is above 60°C (140°F).
The thermostat displays “- -” • The temperature reading is currently unavailable or the
sensor is defective.

ELECTRICAL HAZARD

The servicing or rewiring of any equipment interface module (EIM) linked to this

thermostat must be done by a certified electrician.