Operating Manual
In case of difficulty
Heating or cooling
system does not
respond
Screen displays
"No Signal"
69-2093EFS—07
•
Check circuit breaker and reset if necessary.
•
Make sure power switch at heating & cooling system is on.
•
Make sure furnace door is closed securely.
•
Wait 5 minutes for the system to respond.
Thermostat has lost radio contact with the wireless network (usually because of
a power outage). To restore power:
•
Check circuit breaker and reset if necessary.
•
Make sure power switch at heating & cooling system is on.
•
Make sure furnace door is closed securely.
After power is restored, the thermostat will automatically restore wireless
communication within a few minutes.
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