Honeywell T8611G User's Manual
Contents
1. 4Select models 11 69 1406 1 T8611G CHRONOTHERMV IV DELUXE PROGRAMMABLE HEAT PUMP THERMOSTATS Honeywell Automation and Control Solutions Honeywell Honeywell Limited Honeywell Limit e 1985 Douglas Drive North 35 Dynamic Drive Golden Valley MN 55422 Scarborough Ontario M1V 4Z Printed in U S A on recycled 69 1406 1 GH Rev 12 02 paper containing at least 10 post consumer paper fibers www honeywell com yourhome2. Clock format 16 0 12 hour clock 1 24 hour clock format format Not Used 17 thru 23 Outdoor 24 0 No outdoor 1 Outdoor temperature is temperature temperature is displayed Needs a display models displayed C7089B1000 Outdoor with OT Temperature Sensor to terminals operate Not Used 25 thru 28 O B terminal 29 0 O B terminal A O B terminal energized for energized in energized for reversing valve in heating heating or reversing valve in cooling cooling Deadband 30 3 Heating and 4 thru 10 Heating and cooling cooling setpoints setpoints can be set no can be set no closer than the chosen closer than 3 F value 1 5 C 4 4 F 2 C 5 5 F 2 5 C 6 6 F 3 C 7 7 F 3 5 C 8 8 F 4 C 9 9 F 4 5 C 10 10 F 5 C Not Used 31 and 32 Minimum off 33 5 5 minute minimum 0 thru 4 Minimum number of minutes time for the off time for the 0 thru 5 the compressor compressor compressor will be off between calls for the compressor Temperature 34 90 Highest heating 40 thru 89 Temperature range 1 F range stops in setpoint setting increments of heating heating setpoint settings Temperature 35 45 Lowest cooling 46 thru 99 Temperature range 1 F range stops in setpoint setting increments of cooling cooling setpoint settings Not Used 36 5 69 1406 1 T8611G CHRONOTHERMV IV DELUXE PROGRAMMABLE HEAT PUMP THERMOSTATS
3. Press lower edge of case to close and latch NOTE To remove the thermostat from the wall first pull out at the bottom of the thermostat remove top last A ENGAGE TABS AT TOP OF THERMOSTAT AND WALLPLATE B PRESS LOWER EDGE OF CASE TO LATCH M14628 Fig 5 Mounting thermostat on wallplate T8611G CHRONOTHERM IV DELUXE PROGRAMMABLE HEAT PUMP THERMOSTATS Using Thermostat Keys Fig 6 The thermostat keys are used to set current day and time program times and setpoints for heating and cooling temporarily override program temperatures display present setting configure Installer Setup check System Test display outdoor temperature select models set the system operation set the fan operation NOTE Always press the keys with your fingertip or sim ilar blunt tool Sharp instruments like a pen or pencil point can damage the keyboard SETTINGS System and Fan Settings The system default setting is Heat and the fan default setting is Auto Use the System and Fan keys to change the settings See Fig 7 The fan settings can be set for each program period individually The system selection is for all the program periods System settings control the thermostat operation Em Heat Emergency heat relay is on continuously Thermostat cycles highest stage of heat Cooling system is off Compressor is de energized Heat The thermostat controls the heating Off Both the heating and cool
4. Table 3 Thermostat Installer Setup Options Continued Installer Setup Number Press Factory Setting Other Choices Press A or V key to change Time A key to Actual Select change Display Description Display Description Setting Temperature 37 0 No difference in 3 thru3 1 Display adjusts to 1 F display displayed higher than actual room adjustment temperature and temperature actual room 2 Display adjusts to 2 F temperature higher than actual room temperature 3 Display adjusts to 3 F higher than actual room temperature 1 Display adjusts to 1 F lower than actual room temperature 2 Display adjusts to 2 F lower than actual room temperature 3 Display adjusts to 3 F lower than actual room temperature Furnace Air 43 0 Off 1 2 3 4 1 10 days Filter Timer 2 30 days 3 60 days 4 120 days Times counted when heat cool or fan is running Humidifier Pad 44 0 Off 1 2 3 1 90 days Monitor 2 180 days 3 365 days Times counted by calendar days in heat mode Ultraviolet UV 45 0 Off 1 1 365 days Air Treatment System Lamp Monitor Times counted by calendar days in any mode IMPORTANT Review the settings to confirm that they match the system Press Run Program to exit the Installer Setup The thermostat has saved the Installer Setup changes and initiated a reset in order to operate using the new settings Be sure to set th
5. key presses M14614 3 Press the increase A key again to display the soft ware identification code Example 02 software CHEC KOUT ID code 2 Outdoor Temperature Sensor Select Models Allow the outdoor temperature sensor to absorb the outdoor air for a minimum of five minutes before taking a reading M14615 9 69 1406 1 T8611G CHRONOTHERMV IV DELUXE PROGRAMMABLE HEAT PUMP THERMOSTATS TROUBLESHOOTING GUIDE Table 6 Troubleshooting Guide Symptom Display will not come on Possible Cause Thermostat is not being powered Action Check for 24 Vac between R and C terminals If missing 24 Vac check if the circuit breaker is tripped reset the circuit breaker check if the system fuse is blown replace the fuse check if the power switch on the HVAC equipment is in the Off position set to the On position check wiring between thermostat and HVAC equipment replace any broken wires and tighten any loose connections If 24 Vac is present proceed with troubleshooting Temperature display is incorrect Room temperature display has been reconfigured Enter Installer Setup number 37 and reconfigure the display Thermostat is configured for F or C display Enter Installer Setup number 14 and reconfigure the display Bad thermostat location Relocate the thermostat Temperature settings will not change Example Cannot set the heating higher or the c
6. thermostat WALL WIRES Q J THROUGH WALL WALL ANCHORS 2 MOUNTING HOLES MOUNTING SCREWS M15044 Fig 2 Mounting the wallplate WIRING All wiring must comply with local electrical codes and ordinances Refer to Fig 3 for typical hookup A letter code is located near each terminal for identification CAUTION Electrical Hazard Can cause electrical shock or equipment damage Disconnect power before wiring 1 Loosen the terminal screws on the wallplate and connect the system wires See Fig 4 IMPORTANT Use 18 gauge color coded thermostat cable for proper wiring 2 Securely tighten each terminal screw 3 Push excess wire back into the hole 69 1406 1 4 Plug the hole with nonflammable insulation to prevent drafts from affecting the thermostat THERMOSTAT W2 W1R X1 O 000 O 000 EQUIPMENT Qo Ox Oo O IMONITOR 2 COOLING OR EQUIPMENT HEATING CHANGEOVER MONITOR 1 VALVE COMPRESSOR CONTACTOR HOT L2 TRANSFORMER A POWER SUPPLY PROVIDE DISCONNECT MEANS AND OVERLOAD PROTECTION AS REQUIRED M11311A Fig 3 Typical hookup of T8611G in a heat pump system FOR WRAPAROUND ra FOR STRAIGHT INSERTION INSERTION STRIP STRIP 5 16 IN 8 MM ZING IN 11 MM 7 D D D M4826 Fig 4 Correct wiring technique Mounting Thermostat 1 Engage tabs at the top of the thermostat and wall plate See Fig 5 2
7. Honeywell T8611G Chronotherm IV Deluxe Programmable Heat Pump Thermostats APPLICATION The T8611G Chronotherm IV Deluxe Programmable Heat Pump Thermostats provides electronic control of 24 Vac single zone heat pump systems INSTALLATION INSTRUCTIONS Refer to Table 1 for a general description of the thermostat All T8611 thermostats require a common wire to supply power Table 1 Description of T8611 Thermostats T8611 Changeover G Automatic System Selection Fan Selection Em Heat Heat Off Cool Auto On Auto Comments System and fan selections are done by keyboard MERCURY NOTICE If this control is replacing a control that contains mercury in a sealed tube do not place your old control in the trash Dispose of properly Contact your local waste management authority for instructions regarding recycling and the proper disposal of the old control INSTALLATION sam Installing this Product Read these instructions carefully Failure to follow the instructions can damage the product or cause a hazardous condition 2 Check the ratings given in the instructions and on the product to make sure the product is suitable for your application 3 Installer must be a trained experienced service technician 4 After completing installation use these instructions to check out the product operation Location Install the thermostat about 5 ft 1 5m above the floor in an area w
8. d the factory settings for the T8611 A combination of key presses is required to use the Installer Setup feature To enter the installer setup press and hold the information i key with the increase A and decrease W keys until the first number is displayed All display segments appear for approximately three seconds before the number is displayed See Fig 9 and 10 To advance to the next Installer Setup press the Time A key To change a setting use the increase A or decrease WV key To scroll the Installer Setup numbers backward press the Time V key To exit the Installer Setup press Run Program System Wait NTE SE Temporary Setting i Recovery J f Mm p J Am Jv oO See gt r Hold for ETEC ee I a Voom i a Fiter EO EE Days Mon Tue Wed Thu Fri Sat Sun Repl Batt Room Outdoor Wake Leave Return Sleep DST W Heat Cool A M14559 Fig 9 Display of all LCD segments INSTALLER SETUP NUMBER DISPLAY COLUMN 2 OF TABLE 3 FACTORY SETTING OR OTHER CHOICE DISPLAY COLUMN 3 OR 5 OF TABLE 3 M14618 Fig 10 Display of Installer Setup number and setting IMPORTANT Only configurable numbers are shown on the device Example If thermostat does not have a system key Installer Setup Number 12 will not be displayed Review Table 3 factory settings and mark any desired changes in the Actual Setting column When Installer Setup is com plete review the
9. e current day and time immediately 69 1406 1 T8611G CHRONOTHERM IV DELUXE PROGRAMMABLE HEAT PUMP THERMOSTATS Setting Current Day and Time 1 Press Set Current Day Time NOTE On initial powerup or after an extended power loss 1 00 pm flashes on the display until a key is pressed Set Current oL T I Day Time Eclol 2 Press Day until the current day is displayed NOTE Sun Sunday Mon Monday Tue Tuesday Wed Wednesday Thu Thursday Fri Friday Sat Saturday M14619 3 Press Time A or Time V until the current time displayed NOTE Tapping the Set Current Day Time changes the time in one hour increments M14620 is M14621 NOTE Ifthe current time is Daylight Savings Time press Daylight Time until DST is displayed M14622 M14623 INSTALLER SYSTEM TEST Use the Installer System Test to check the thermostat operation Refer to Table 4 for a list of the available system tests A CAUTION Equipment Damage Hazard Minimum compressor off time is bypassed during INstaller System Test Avoid cycling compressor quickly To start the sytem test Press and hold the increase A and decrease W keys at the same time until 10 appears All segments of the display will be displayed before the 10 appears See Fig 11 and 12 Table 4 Tests Available In Installer System Test Test Number System Test Descriptio
10. eating equipment System Test A 21 Emergency heat come on v 20 Emergency heat turn off Cooling Equipment System Test Time A 30 Change from heating or emergency heating to cooling equipment System Test A 31 Cool and system fan come on v 30 Cool and system fan turn off Fan Equipment System Test Time A 40 Change from cooling to fan equipment System Test A 41 Fan comes on v 40 Fan turns off Key Operation System Test Time A 60 Change from fan to key operation System Test NOTE Press any key and the displayed numbers will change Press Time V to go to the previous test and Time A to go to the next test The Run Program key will not exit this test Press Time A or Time V and then the Run Program key to exit 69 1406 1 8 T8611G CHRONOTHERM IV DELUXE PROGRAMMABLE HEAT PUMP THERMOSTATS THERMOSTAT IN FORMATION 4 Press the increase A key again to display the soft ware revision number Example 001 Revision number 1 1 Press the Time A key to access the thermostat information M14616 5 Press the increase A key again to display the M14613 EEPROM identification code Example 314 2 Press the increase A key to display the production EEPROM ID 314 date code The first two large digits are the month and the third digit is the last digit of the year Example 027 February 1997 M14617 6 Press the Run Program key to exit the system test The system test times out after four minutes without any
11. ing are off Cool The thermostat controls the cooling Auto The thermostat automatically changes between heating and cooling operation depending on the indoor temperature Fan settings control the system fan On Fan operates continuously Auto Fan operates with equipment LED Indication Two LED indicators are located in the upper right of the thermostat They indicate when a Check or Fail signal is sent to the thermostat from the system See Fig 8 INCREASE TIME SETTING SET WAKE TIMES SET LEAVE TIMES SET RETURN TIMES INCREASE TEMPERATURE OR SCROLL FORWARD AND SETPOINTS AND SETPOINTS SETANG OR SPROL THROUGH INSTALLER SETUP INSTALLER SETUP OPTIONS AND SYSTEM TEST gt DECREASE TEMPERATURE SET CURRENT SETTING OR SCROLL A n Pan BACKWARD THROUGH INSTALLER SETUP OPTIONS a DISPLAY INFORMATION SUCH AS PRESENT SETTINGS AND OUTDOOR TEMPERATURE IN x Ai SET SLEEP TIMES 4 T AND SETPOINTS SELECT FAN HEATING AND COOLING SETPOINTS TEN RETURN TO NORMAL OPERATIONS ENTER y INDEFINITE PRN E ai OD Secure QT ware tame Roum stoop Heat Cool rT o DD Seto me Ea OPERATION SET CURRENT OR PROGRAM DAY a ay SELECT SYSTEM CHANGE BETWEEN OPERATION DAYLIGHT SAVINGS AND STANDARD TIME COPY ONE PROGRAMMED DECREASE TIME SETTING OR CHANGE BETWEEN DAY TO ANOTHER DAY SCROLL BACKWARD THROUGH INSTALLER SETUP AND SYSTEM TEST Fig 6 T8611G key l
12. ith good air circulation at average temperature See Fig 1 U S Registered Trademark Copyright 2002 Honeywell All Rights Reserved Do not install the thermostat where it can be affected by drafts or dead spots behind doors and in corners hot or cold air from ducts radiant heat from sun or appliances concealed pipes and chimneys unheated uncooled areas such as an outside wall behind the thermostat Wallplate Installation The thermostat can be mounted horizontally on the wall or on a 2 in x 4 in 50 8 mm x 101 6 mm wiring box Position wallplate horizontally on the wall or on a 2 in x 4 in 50 8 mm x 101 6 mm wiring box 1 Position and level the wallplate for appearance only The thermostat will function correctly even when not level 2 Use a pencil to mark the mounting holes See Fig 2 3 Remove the wallplate from the wall and drill two 3 16 inch 76 mm holes in the wall if drywall as marked For firmer material such as plaster drill two 7 32 inch 5 56 mm holes Gently tap anchors provided into the drilled holes until flush with the wall 4 Position the wallplate over the holes pulling wires through the wiring opening 5 Loosely insert the mounting screws into the holes 6 Tighten mounting screws 69 1406 1 T8611G CHRONOTHERMV IV DELUXE PROGRAMMABLE HEAT PUMP THERMOSTATS N n 5 FEET 1 5 METERS M10106 Fig 1 Typical location of
13. ment is in the Off position set to the On position check wiring between thermostat and HVAC equipment teplace any broken wires and tighten any loose connections If 24 Vac is present proceed with troubleshooting Thermostat minimum off time is activated Wait up to five minutes for the system to respond Enter Installer Setup number 33 Reconfigure minimum off time if required System selection is not set to Cool Set system selection to Cool Cool setpoint is above room temperature Check cooling setpoint Set cooling setpoint to desired temperature 69 1406 1 T8611G CHRONOTHERM IV DELUXE PROGRAMMABLE HEAT PUMP THERMOSTATS Table 6 Troubleshooting Guide Continued Symptom System on indicator flame heat snowflake cool is displayed but no warm or cool air is coming from the registers Possible Cause Heating or cooling equipment is not operating Action Verify operation of heating or cooling equipment in self test Outdoor tempera ture not displayed Option not activated Enter Installer Setup number 24 and set to 1 Thermostat must have OT terminals and a C7089B1000 installed Outdoor temperature display is incorrect Outdoor sensor is connected incorrectly Refer to C7089B1000 Installation Instructions and check wiring between the thermostat and sensor Wrong sensor Replace sensor with C7089B1000 Sensor
14. n 10 19 Heating equipment can be turned on and off 30 39 Cooling equipment can be turned on and off 40 49 Fan equipment can be turned on and off 60 Oto 60 19 Keyboard keys test 70 79 Thermostat information including date code and software versions are displayed Wait Raae Temporary Setting _ System Em Heat Recovery J Ii om EA a D y w Ki 6 Hold for j AA A I Eh Pu I I a A mr F auto Filter EG EX Days Oh ran MonTue Wed Thu Fri Sat Sun Repl Batt Room Outdoor r Ise Wake Leave Retum Sleep DST WHeat CoolA Auto M14559 Fig 11 Display of all LCD segments M14612 Fig 12 Display of test number Refer to Table 5 for the directions and results of the specific tests NOTE Press Time A to advance to the next test and Time V to go back to the previous test Press Run Program to exit the system test 69 1406 1 T8611G CHRONOTHERMV IV DELUXE PROGRAMMABLE HEAT PUMP THERMOSTATS Table 5 Installer System Test Options Keys to Test Press Number Description Heating Equipment System Test Time A 10 Enter heating equipment System Test A 11 Stage one heat comes on The system fan is also energized A 12 Stage two heat comes on Stage one heat and system fan remain on v 11 Stage two heat turns off v 10 Stage one heat and system fan turn off Emergency Heating Equipment System Test Time A 20 Change from heating to emergency h
15. ocations and descriptions Pa TWO LED INDICATORS N R om System oy Fan M14625 Fig 7 Thermostat System and Fan key locations Fig 8 LEDs location M10675A 69 1406 1 T8611G CHRONOTHERMV IV DELUXE PROGRAMMABLE HEAT PUMP THERMOSTATS Temperature Settings Refer to Table 2 for the default program If the daytime energy savings period is not used press the period key Leave or Return until the time is blank The fan setting feature is available on select thermostat models See Owner s Guide form number 69 0940 for complete instructions on changing the program Table 2 Default Program Settings Heat Cool Fan Period Time Setpoint Setpoint Setting Wake 6 45AM 20 C 25 C Auto 68 F 77 F Leave 8 45 AM 4 5 C 37 C Auto 40 F 99 F Return 5 00 PM 20 C 25 C Auto 68 F 77 F Sleep 10 00 PM 4 5 C 37 C Auto 40 F 99 F INSTALLER SETUP NOTE For most applications the thermostat factory settings will not need to be changed Review the factory settings in Table 2 and if no changes are necessary go to the Installer System Test section The Installer Setup is used to customize the thermostat to specific systems Some of the options include temperature display changeover and outdoor temperature display Installer Setup numbers are listed in Table 3 The table includes all the configuration options an
16. ooling lower The upper or lower temperature limits were reached Check the temperature setpoints Heating limits are 40 to 90 F 4 5 to 32 C Cooling limits are 48 to 99 F 7 to 37 C The setpoint temperature range stops were configured Check Installer Setup numbers 34 and 35 and reconfigure the setpoint stops Heating will not come on No power to the thermostat Check for 24 Vac between R and C terminals If missing 24 Vac check if the circuit breaker is tripped reset the circuit breaker check if the system fuse is blown replace the fuse check if the power switch on the HVAC equipment is in the Off position set to the On position check wiring between thermostat and HVAC equipment teplace any broken wires and tighten any loose connections If 24 Vac is present proceed with troubleshooting Thermostat minimum off time is activated Wait up to five minutes for the system to respond System selection is not set to Heat Set system selection to Heat Heating setpoint is below room temperature Check heating setpoint Set heating setpoint to desired temperature Cooling will not come on No power to the thermostat Check for 24 Vac between R and C If missing 24 Vac check if the circuit breaker is tripped treset the circuit breaker check if the system fuse is blown replace the fuse check if the power switch on the HVAC equip
17. settings to confirm that they match the system Table 3 Thermostat Installer Setup Options Installer Setup Other Choices Number Press Factory Setting Press A or W key to change Time A key to Actual Select change Display Description Display Description Setting Not Used 1 thru 4 Heating cycle 5 6 Stage 2 1 60r9 1 1 cph rate 6 6 cph used for last stage of heat pump systems 9 9 cph used for electric heat 6 Not used 7 6 Emergency heat 3 6or9 Not Used 8 thru 11 System setting 12 1 Manual Qor2 0 Auto changeover adjustment changeover 2 Fixed auto changeover 69 1406 1 4 T8611G CHRONOTHERM IV DELUXE PROGRAMMABLE HEAT PUMP THERMOSTATS Table 3 Thermostat Installer Setup Options Continued Installer Setup Other Choices Number Press Factory Setting Press A or W key to change Time A key to Actual Select change Display Description Display Description Setting Adaptive 13 0 Adaptive Intelligent 1 Conventional recovery Intelligent Recovery system starts recovery at Recovery control is activated programmed time control system starts early so setpoint is reached by start of program period Degree 14 1 Temperature is Temperature is displayed in temperature displayed in C C display Not Used 15
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