® U.S. Registered TrademarkCopyright © 2002 Honeywell • • All Rights Reserved INSTALLATION INSTRUCTIONS69-1412-1T8624D Chronotherm® IVDeluxe Progr

T8624D CHRONOTHERM® IV DELUXE PROGRAMMABLE MULTISTAGE THERMOSTATS69-1412—1 10THERMOSTAT INFORMATION1. Press the Time ∆ key to access the thermostat in

T8624D CHRONOTHERM® IV DELUXE PROGRAMMABLE MULTISTAGE THERMOSTATS11 69-1412—1TROUBLESHOOTING GUIDETable 6. Troubleshooting Guide.Symptom Possible Caus

69-1412—1 G.H. Rev. 12-02 www.honeywell.com/yourhomeT8624D CHRONOTHERM® IV DELUXE PROGRAMMABLE MULTISTAGE THERMOSTATSAutomation and Control Solut

T8624D CHRONOTHERM® IV DELUXE PROGRAMMABLE MULTISTAGE THERMOSTATS69-1412—1 2Wallplate InstallationThe thermostat can be mounted horizontally on the wa

T8624D CHRONOTHERM® IV DELUXE PROGRAMMABLE MULTISTAGE THERMOSTATS3 69-1412—1Fig. 3. Typical hookup of T8624D in a heat pump system.Fig. 4. Correct wir

T8624D CHRONOTHERM® IV DELUXE PROGRAMMABLE MULTISTAGE THERMOSTATS69-1412—1 4Fig. 6. T8624D key locations and descriptions.Using Thermostat KeysThe the

T8624D CHRONOTHERM® IV DELUXE PROGRAMMABLE MULTISTAGE THERMOSTATS5 69-1412—1INSTALLER SETUPNOTE: For most applications, the thermostat factory-setting

T8624D CHRONOTHERM® IV DELUXE PROGRAMMABLE MULTISTAGE THERMOSTATS69-1412—1 6Adaptive Intelligent Recovery™ control.13 0 Adaptive Intelligent Recovery™

T8624D CHRONOTHERM® IV DELUXE PROGRAMMABLE MULTISTAGE THERMOSTATS7 69-1412—1IMPORTANTReview the settings to confirm that they match the system. Press

T8624D CHRONOTHERM® IV DELUXE PROGRAMMABLE MULTISTAGE THERMOSTATS69-1412—1 8NOTE: If the current time is Daylight Savings Time, press Daylight Time un

T8624D CHRONOTHERM® IV DELUXE PROGRAMMABLE MULTISTAGE THERMOSTATS9 69-1412—1Table 5. Installer System Test Options.NOTE: Press any key and the display