Hunter Fan 42177 Thermostat User Manual


 
44047-01 • 06/18/2012
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3. Auxiliary Heat: On multi-stage heat pumps this alert indicates
your second stage heat is running.
4. Check System: Some heat pump systems are equipped with the
ability to check system performance, indicated by the presence of
an “L” wire attached to the backplate. This icon will ash on screen
to alert the user that the heat pump is reporting a problem with
the system. It may be necessary to have the heat pump checked or
serviced by an HVAC technician.
Alerts