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COMMON PROBLEMS
The following table lists the most common problems and alerts that you may encounter with your controller
•
thermostat.
If your problem does not appear in this table or if the suggested solutions do not solve the problem, visit the support section
on our website (www.stelpro.com/en-US/support-maestro) or contact our customer service team at:
1-866-628-5776
450-441-6988
s.technique@stelpro.com
PROBLEM / ALERT SOLUTION
(not blinking)
Tap the icon to see the details of the alert.
Thermostat disconnected : A thermostat that was connected to the Zigbee network is disconnected or
has no power.
Use the RECONFIGURE button on the thermostat screen. In some cases, this may resolve the problem.
If it does not work, reconnect the thermostat to the Zigbee network. See “Connecting a thermostat to a
controller
•
thermostat” on page 20.
Window open : A thermostat has detected an open window. Close the window or deactivate open window
detection.
Overheating equipment : The heating system is overheating. Inspect your heating system and replace it
if malfunctioning. This alert also displays if the thermostat is turned off repeatedly.
Wi-Fi not connected : The controller
•
thermostat has lost its connection to the Wi-Fi network. See
“Connecting the controller
•
thermostat to your Wi-Fi network and registering it in the MAESTRO app”
on page 18.
Cold
The room temperature is below 32 °F. Heating will remain active until the temperature reaches the setpoint.
The Cold message will disappear when the temperature reaches 32 °F.
Hot
The room temperature exceeds 122 °F. Heating will remain inactive. The Hot message will disappear when
the temperature reaches 122 °F.
--
The controller
•
thermostat cannot measure the temperature (temperature sensor is defective). Replace the
controller
•
thermostat.
NOTE : This alert may also display temporarily after you do a reset. It should disappear on its own after
approximately 10 seconds.
CONTROLLER
•
THERMOSTAT TROUBLESHOOTING
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