White Rodgers 1F98EZ-1621 Specifications

www.white-rodgers.comwww.emersonclimate.comPART NO. 37-7235A1114 Provides Wireless Control for up to 4 Heat/2 Cool Heat Pump Stages or up to 2 Heat

10TROUBLESHOOTINGReset Operation If a voltage spike or static discharge blanks out the display or causes erratic Comfort Interface operation, you can

11TROUBLESHOOTINGRebooting Wireless DevicesIf the system does not operate or communicate properly using the previous troubleshooting page, follow the

www.white-rodgers.comwww.emersonclimate.comWhite-Rodgers is a division of Emerson Electric Co.The Emerson logo is a trademark and service mark of Eme

2WARNING!Comfort Interface installation and all components of the control system shall conform to Class II circuits per the NEC code.ATTENTION:

3DHM2 DHM HM2 HM LSYSTEMPOWERRCRCLED On/Offto terminal connections on HVAC equipmentConnect W/EW2YY2GO/BLDHMDHM2HM2HMRCTo Return Air Sensor (RAS) Requi

4**To use the HVAC transformer to power humidification/dehumidification switch HM/DHM switches to “SYS” position:- Connect humidifier to HM- Connect de

5IMPORTANTWireless communication for the Comfort Interface and Equipment Control Module have already been congured at the factory. It is not necessar

6Before operating the heating and cooling system enter the installer menu and congure the Comfort Interface for the systemEntering and Navigating the

7W/EW2YY2GO/BHMDHMEquipment Control CoverAfter Advanced Installer Conguration, LEDs on the control will indicate the selections of the Comfort Interf

8Comfort Interface1. Locate Comfort Interface on interior wall approximately 5 feet o the ground in an area representative of average room temperatu

9VIEW WIRELESS DEVICES3 Press the Next button once, RS-1 (Remote sensor) should be displayed if a remote sensor is installed. Press Next again to con