Carrier XCT7 40VCW317FQEE Installation And Owner's Manual page 6

Parts and Functions
Ventilation function
Health function.
Quiet function (outdoor)
out
10°C Heating function
10 c
o
Electrical heating.
Health airflow.
Health airflow up.
Health airflow down.
LED on panel.
Error code function, the icon will display in the main interface when the wired controller or the indoor
unit linked to the controller shows an error.
4