C - A 2
TCONT900AC43UA Installer’s Guide
4 Heat/3 Cool/ Heat Pump
Communicating Programmable 3-Wire Hookup
(A/T)CONT900AC43UA Installer Guide
Setpoint deadband ...................................................................................................................... 21
Backlit display ............................................................................................................................. 21
Filter reminders ........................................................................................................................... 21
Fan selections ............................................................................................................................. 21
Screen locked.............................................................................................................................. 21
Installer system tests ................................................................................................................... 21
Default factory settings................................................................................................................ 21
Wait indicator .............................................................................................................................. 22
Calibrate indoor temperature....................................................................................................... 22
Calibrate outdoor temperature .................................................................................................... 22
Outdoor temperature sensor ....................................................................................................... 22
Humidification.................................................................................................................................. 22
Indoor humidification control ....................................................................................................... 22
Frost control ................................................................................................................................ 22
Dehumidification ............................................................................................................................. 22
Integrated temperature and humidity control (ITHC)................................................................... 22
Droop ............................................................................................................................................23
Comfort-R™ delay .........................................................................................................................23
Dehumidification airflow .................................................................................................................23
Proprietary humidity control...........................................................................................................23
Special heat pump features ............................................................................................................ 23
Auxiliary heat lockout temperature..............................................................................................23
Compressor heat lockout temperature ........................................................................................ 23
Operation in heat mode............................................................................................................... 24
Defrost heater balance point control ........................................................................................... 24
Operation in emergency heat mode ............................................................................................ 24
Heat pump with fossil fuel heat (dual fuel) and outdoor temperature sensor .............................. 24
Troubleshooting guide ................................................................................................................... 25
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