Instruction/ maintenance manual of the product Chronotherm IV T8611G Honeywell
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® U.S. Regi stered T rademar k Copyright © 2002 Honeywe ll • • All Rights Reserved INSTALLATION INSTRUCTIONS 69-1406-1 T8611G Chronotherm ® IV Deluxe Programmable Heat Pump Thermostats APPLICAT.
T861 1G CHRONOTHERM ® IV DELUXE PROGRAMMABLE HEAT PUMP THERMOSTATS 69-1406—1 2 Fig. 1. T ypical location of t hermost at. Fig. 2. Mounting the wallplate . WIRING All wiring must comply wit h local electrical codes and ordinances. Ref er to Fig. 3 fo r typical hookup .
T861 1G CHRONOTHERM ® IV DELUXE PROGRAMMABLE HEAT PUMP THERMOSTATS 3 69-1406—1 Using Thermostat Keys (Fig. 6) The thermo stat k eys are use d to: • set curr ent day and t ime, • program ti mes .
T861 1G CHRONOTHERM ® IV DELUXE PROGRAMMABLE HEAT PUMP THERMOSTATS 69-1406—1 4 Temperature Settings Refer to T abl e 2 for th e default program. If the dayt ime energy savings period is not us ed, press th e period ke y (Leave or Retu rn) until th e time is blank.
T861 1G CHRONOTHERM ® IV DELUXE PROGRAMMABLE HEAT PUMP THERMOSTATS 5 69-1406—1 Adaptive Intelligent Recov ery™ control. 13 0 Adaptive Intelligent Recovery™ control is activa ted (system starts early so setpo int is reached by start of program per iod).
T861 1G CHRONOTHERM ® IV DELUXE PROGRAMMABLE HEAT PUMP THERMOSTATS 69-1406—1 6 IMPORT ANT Review the setting s to confirm th at they match the system. Pres s Run Progra m to exit the Inst aller Setup. The thermos tat ha s saved the Inst aller Setup c hanges and initia ted a reset in order to ope rate using the new setting s.
T861 1G CHRONOTHERM ® IV DELUXE PROGRAMMABLE HEAT PUMP THERMOSTATS 7 69-1406—1 Setting Current D ay and Time 1. Press Set Current Da y/Time. NOTE: On initial p owerup or after an e xtended power loss, 1:0 0 pm flashe s on the dis play unt il a key is presse d.
T861 1G CHRONOTHERM ® IV DELUXE PROGRAMMABLE HEAT PUMP THERMOSTATS 69-1406—1 8 T able 5 . Installer System Test Options. NOTE: Press a ny key and the disp layed number s will change. Press Time ∇ to go to the previous test and Time ∆ to go to the next te st.
T861 1G CHRONOTHERM ® IV DELUXE PROGRAMMABLE HEAT PUMP THERMOSTATS 9 69-1406—1 THERMOSTAT INFORMATION 1. Press the Time ∆ key to access the thermostat information. 2. Press the increase ▲ ke y to display the produ ction date code. Th e first two lar ge digits are the m onth and the third digit is the last dig it of the yea r .
T861 1G CHRONOTHERM ® IV DELUXE PROGRAMMABLE HEAT PUMP THERMOSTATS 69-1406—1 1 0 TROUBLESHOOTING GUIDE T able 6. T roubleshooti ng Guide. Symptom Possible Ca use Action Display will not come on. Thermostat is not be ing powered. • Check for 24 V ac between R and C termin als.
T861 1G CHRONOTHERM ® IV DELUXE PROGRAMMABLE HEAT PUMP THERMOSTATS 1 1 69-1 406—1 System on indicato r (flame=heat, snowflake=cool) is displayed, but n o warm or co ol air is coming from th e registers. Heating or cooling e quipmen t is not operat ing.
69-1406—1 G .H. Rev . 12-02 www .honeywell.com/yourhome T861 1G CHRONOTHERM ® IV DELUXE PROGRAMMABLE HEAT PUMP THERMOSTATS Automation and Control Solutions Honeywell Honeywell Li mited-Hon eywell L.
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