Configuring the system
   
 
 
 
 
Carrier Connect™  
Wi-Fi Thermostat  Carrier Proprietary and Confidential  CARRIER CORPORATION ©2017  
Installation Guide  17  All rights reserved 
 
To configure advanced SYSTEM SETTINGS 
 
You can only adjust the following the SYSTEM SETTINGS screens and parameters on the thermostat itself. You cannot 
access them on a mobile device. 
You can select FACTORY DEFAULTS to restore all default settings to the original values.  
Parameter Name/Description 
HEAT EQUIP TYPE — The equipment heating type. If you select GAS HEAT and the 
COMPRESSOR TYPE for HP, then the defined DUAL FUEL thermostat operation is used 
for heating.  
GAS HEAT 
GAS HEAT/ELECTRIC 
HEATING EQUIP STAGES — The number of gas heating stages or E- heating stages in the 
equipment.   
COMPRESSOR TYPE — The type of the unit's compressors(s).  
NOTE Select HP for the HEAT EQUIP TYPE to define the auxiliary heat type.  
COMPRESSOR STAGES — The numbers of compressors.  
NOTES 
•  If COMPRESSOR TYPE is set to HP, the number of stages also defines the number of 
HP heating stages. 
 
•  If set to 3, the sixth relay output is used for the third-stage compressor and the 
thermostat cannot be configured for:  
○ 
Humidifier 
○ 
Humid-MiZer™ dehumidification 
○ 
HP reversing valve operation.  
AUTO ALLOWED — Enables and disables the thermostat to automatically switch from 
heating to cooling to maintain the temperature between the setpoints.  
PROG OR NON-PROG — Allows the thermostat to operate as a non-programmable 
(simplified) thermostat or a programmable thermostat with 2 or 4 time periods per day. 
MAX HOLD TIME — The thermostat setpoints cannot be overridden by the user. When the 
SCHEDULE PAUSED button is pressed on the SETPOINTS screen (SCHEDULE IS 
RUNNING), and the user changes the setpoint, the MAXIMUM TEMPORARY HOLD TIMER 
is started with the value selected here and displayed in the clock location.    
FAHRENHEIT OR CELSIUS — The temperature scale.