Alerts
When an alert is active, an 
icon will appear in the lower part of the display.
-
Press MENU and use
or 
until the alert is shown. Active alerts will be the first menu items shown.
-
Press SELECT to display the alert number.
-
An alert cannot be dismissed. If there is more than one active alert, pressing the NEXT button allows you to view any additional alert numbers. Press EXIT to return to the home screen.
Some alerts can be resolved by the homeowner, for example Replace Batteries. Other alerts may require a service call to the professional installer.
|
Alert # |
Alert Meaning |
|
405 |
Thermostat batteries are low. Replace batteries. |
|
407 |
Thermostat batteries are critically low. Replace batteries. |
|
164 |
Heat Pump Fault. Heat pump is energizing the L terminal to indicate a fault. |
|
170 |
Thermostat Memory Failure. Internal problem with the thermostat memory. |
|
171 |
Set Time and Date. |
|
173 |
Internal Sensor Error. Issue with the built-in temperature sensor. |
|
178 |
Wired Outdoor Sensor Error. Check wires and connections to outdoor sensor |