Honeywell T8611 Owner's Manual

Programmable heut pump thermostat

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Programmable Heut Pump Thermostat
,,"
Your new programmable
heat pump thermostat
is a precision
instrument:that's
quality-built
to
,,:give~,yau:many years ,of satisfactory,
service. It's a %mart"
thermostat
that lets you save energy
while still maintaining
the standard,Cf
comWyo,u
want in your home.
This Owner's Guide will show you how to get the,most
benefit from your new thermostat.

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Summary of Contents for Honeywell T8611

  • Page 1 Programmable Heut Pump Thermostat ,,” Your new programmable heat pump thermostat is a precision instrument:that’s quality-built ,,:give~,yau:many years ,of satisfactory, service. It’s a %mart” thermostat that lets you save energy while still maintaining the standard,Cf comWyo,u want in your home. This Owner’s Guide will show you how to get the,most benefit from your new thermostat.
  • Page 2 Check statuslights to See if the Monitor thermostat oper$idn, thermostat is on’and saving energy, read current time and room Set different warmer or cooler schedules ‘at the touch of a Bypass the stored Choose manual or automatic ~Prqgram up,,to four different AUX.
  • Page 3: Set The Program Schedule And Heating Temperatures

    STEP 1 Press and release. The display shows 1:00 PM Mon. ,,,,-SET:J+E CURRENT ,~ ,~,:: ,,:+y? Tl,lME Press and hold until the current :‘,’ ~:-??&I :can prggram this thermostat day appears in the display. ,‘, ,‘i@tt$i:& the wall or in your ‘, hsnd.‘SEE PAGE 25 TO FIND OUT,HOW...
  • Page 4 Press and hold until the display shows the desired temperature. If the display starts to blink while you are holding down TEMPERATURE WARMER or COOLER, you have reached the setting limit. If your thermostat can switch automatically between heating and cooling, the heating temperature must be at least 3 degrees below the air...
  • Page 5 Press and release. The display Program the RETURN time and shows RETURN, but no time or temperature, if desired. temperature. Press and hold until the display shows the desired starting time. Press and hold until the display shows the desired temperature. Press and release.
  • Page 6 Press and release until SAT Set the SATURDAY schedule. appears on the display. Use the same procedure as for weekdays. Press WAKE, LEAVE, RETURN or SLEEP to select the time period. Ka :. Use the AHEAD/BACK keys to set the time and the WARMER/COOLER keys to set the temperature.
  • Page 7 Press and release. The display 1_533-1 shows WAKE and the time and temperature you programmed heating. The oroaram times are the same for bbthheating and cooling. Only the cooling temperatures Press and release so COOL need to be programmed if you shows on the display, along with have already programmed...
  • Page 8 Press and release. The display Program the LEAVE temperature, shows LEAVE, the time pro- if desired. grammed for heating, and 7a0 F. Press and hold until the display shows the desired temperature. Program the RETURN tempera- Press and release. The display ture, if desired.
  • Page 9 Use the WARMER/COQLER keys to set the temperature. Press and hold until SUN Set the cooling temperatures appears on the display. the SUNDAY schedule. Use the same procedure as for weekdays. Press WAKE, LEAVE, RETURN or SLEEP to select the time period. Use the WARMER/COOLER keys to set the temperature.
  • Page 10: Set The System And Fan Switches On The Subbase

    STEP 4 FAN ON: The fan runs, continu- ously. Use for improved ,air SET THE SYSTEM AND FAN circulation during special occa- SWITCHES ON THE SUBBASE. sions or for more efficient elec- tronic air cleaning. Depending on thermostat model, some of the switch positions FAN AUTO: Normal setting for shown...
  • Page 11: Temporarily Changing The Program

    TEMPORARILY CHANGING THE PROGRAM These features let you custom- tailor the program for those times when someone comes home early, or you’re staying up late, or you plan to be out for the evening. To keep the current temperature Press and release. The name of through the next program period: the period to be skipped...
  • Page 12: Permanently Changing The Program

    Press and release the desired PERMANENTLY CHANGING period key. THE PROGRAM If your schedule changes or you want a different temperature, can update any setting without affecting the rest of the program. Press and hold until the desired day schedule shows on the display.
  • Page 13: Checking The Program Times And Temperatures

    Press and hold the desired CANCELING PROGRAM period key until the time and SETTINGS temperature clear from the dis- play (about 3 seconds). The thermostat requires time and temperature settings in the WAKE period, but any of the oth- ers can be canceled. Weekday, Saturday and Sunday settings are canceled separately...
  • Page 14: Temperature Setting

    Press and release. The display CHECKING THE CURRENT PRESENT will show the current tempera- TEMPERATURE SETTING SETnNG ture settina for several seconds, then rever? to the room press a single key to compare temperature. current room temperature to the setting at any time. During recovery from energy savings, the setting displayed will...
  • Page 15 REMOVING THE THERMOSTAT 2 Pull the thermostat out from 3 Lift the thermostat UD and off 1 Loosen the two captive screws at the bottom corners of the the bottom. the subbase. case. REPLACING THE THERMOSTAT 1 Hang the thermostat on the tabs 2 Swing down and press 3 Tighten the captive screws,...
  • Page 16: Power Outages

    FRIES REMOVI’ Insert the new batteries, mak- To replace: A3 AAA ing sure the positive (+) termi- , Set the system switch to OFF. misplay will nals all face toward the right. ,nen the bat- . Remove the thermostat from Replace the thermostat on the ,tless the display...
  • Page 17 davs of the week. is: Comfort temperature times and temperatures that you the temperature you want in the program to run on Saturdays. morning and evening when you’re home. Setback Reducing the!emperature in the Energy-saving temperature house for a set period every day in The lower (heating) or higher winter for energy savings.
  • Page 18 You can use the tables below to plan your schedule before you begin programming. If you choose not to program daytime energy savings period, leave the LEAVE and RETURN periods blank. Weekday Program START HEATING COOLING TEMPERATURE TIME TEMPERATURE PERIOD WAKE LEAVE RETURN...
  • Page 19 THEN. . IF. . Display will not come on. Check that heat or cool system power is on. If you use batteries, replace with fresh ones. Make sure thermostat is correctly mounted on subbase. flashes during programming. YOU have reached the temperature setting limit.
  • Page 20 Begin the current day or time Press these keys to: programming. Set the day of the week and select the program day during programming. Select the time period to program or review. Switch between heat and cool modes during programming when reviewing the program.
  • Page 21 Auxiliary heat light.. Features ......Program schedule.. Batteries, replacement.. Flashing display ....Programming Blinking display.. overview.. Glossary ...... Programming steps .: 1: 1 Canceling programs.. Heating temperatures ..Change temperature.. Hold temperature ..... Quick reference to Check light.. the keys Keys ......

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