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44040-01 • 03/24/2010
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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.
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Features
Alerts