Honeywell-T8112D - Instructions Manuals
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1. THE ONLY EXPRESS WARRANTY HONEYWELL MAKES ON THIS PRODUCT THE DURATION OF ANY IMPLIED WARRANTIES INCLUDING THE WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE IS HEREBY LIMITED TO THE TWO YEAR DURATION OF THIS WARRANTY Some states do not allow limitations on how long an implied warranty lasts so the above limitation may not apply to you This warranty gives you specific legal rights you may have other rights that vary from state to state If you have any questions concerning this warranty please write Honeywell Customer Care 1985 Douglas Drive North Golden Valley MN 55422 or call 1 800 468 1502 18 69 0862 4 69 0862 4 Honeywell Automation and Control Solutions Honeywell International Inc Honeywell Limited Honeywell Limit e 1985 Douglas Drive North 35 Dynamic Drive Golden Valley MN 55422 Scarborough Ontario M1V 4Z9 Printed in U S A on recycled 69 0862 4 J S Rev 10 04 paper containing at least 10 post consumer paper fibers www honeywell com yourhome2. sleeping some people choose not to raise the cool temperature during the night You will set one schedule for weekdays and another for weekends because your reguirements will probably be different for each Fill in the times and temperatures you desire for weekdays and weekends If you decide not to program the thermostat it automatically controls heating at 68 F 20 C and cooling at 78 F 20 C 24 hours a day Also you do not need to enter a time and temperature program for all periods if your schedule does not require it For example a house that is occupied during weekdays would only require programs for WAKE and SLEEP When pressing the keys use the ball of your finger or a soft pencil eraser NOTE Use of sharp fingernails or pencil points can damage the keypad If you make an error at any time during programming just press the Run Program key and continue again at the last step 69 0862 4 Program Schedule Heating Program Schedule Weekdays Start Time Heating Temperature Cooling Temperature WAKE LEAVE RETURN SLEEP Weekends WAKE SLEEP a WAKE and RETURN start times should include extra lead time based on outside temperature and furnace response time to give your furnace a head start to heat the house gt The temperatures cannot be set higher than 88 F 26 C or lower than 45 F 7 C 5 69 0862 4 NOTE If you decide not to program
3. Honeywell Electronic Programmable Thermostat Owner s Manual U S Registered Trademark 2004 Honeywell International Inc AllRighisReservad PERKNTINP 0 69 0862 Table of Contents Programming Your Thermostat a 3 diere use ale id RE EG EE N OE EN 5 Set Current Time Day u a ee Re ee ee ee ee ek Ke ee Ge Re ee ee ee ee ee 6 Heating Program ER EE OE EE N EE HE OE i ia 6 Cooling Program EE Se nu aun an ia oe Se eb aY 7 Operating Your Thermostat u a ee ke 7 Using Programming Features ee Re Re ee ee ee ee ee ee 7 Setting Fan SWILCh u ee ee Ge ee ee Re ee asas ee ek ke ee ee Re ee ee ee ee ee 8 Setting System Switch u u ee Re ee Ke AR ee ee ee ee ek Re ee ee ee ee 9 Maintaining Your Thermostat ee see eek ee se ke ee ee ek ke ee ee ee ee ee Re ee ee 9 Installing BatterieS si AE n u suu su nm aya S se us 9 Troubleshooting Guide ee ee ee Re Ge Re ee Re ee ee ee ee ee ee ee 12 Limited One Year Warranty Re Re Ee RA Re ee ee ee ee ee ee ee eek ee ee ee nt 17 2 69 0862 4 Programming Your Thermostat When batteries are installed your thermostat can be programmed in your hand before it is installed or after it is mounted on the wall For instructions on installing or replacing the batteries refer to Maintaining Your Thermostat sec
4. air conditioner and runs on low with the furnace On Fan runs continuously Use for improved air circulation during special occasions or for more efficient electronic air cleaning 69 0862 4 Setting System Switch Maintaining Your Thermostat System switching positions control thermostat operation Cool Thermostat controls air conditioning Installing Batteries system Off Both heating and air conditioning systems IMPORTANT are off Batteries must be installed for pro Heat Thermostat controls heating system gramming and operation of the ther mostat and heating cooling system 1 Purchase two AA alkaline batteries non alkaline batteries do not last as long and can leak causing damage to the thermo stat or wall surface 2 Make sure the thermostat is set in the Off position 3 Use a coin to remove the battery door 4 Install the fresh batteries making sure FAN SWITCH SEEN the positive and negative terminals are SWITCH oriented correctly M5783 9 69 0862 4 INSTALL TWO AA ALKALINE BATTERIES AS SHOWN FAN SWITCH SYSTEM SWITCH M5782 5 Replace the battery door After batteries are completely dead bAtLo As batteries are running low bATLo indicator indicator disappears leaving the display flashes for one to two months before batteries completely blank and the heating and or cooling run out completely Replace batteries as soon system not operating as possible after indic
5. ator starts flashing 10 69 0862 4 To remove batteries press down on the left If the display is blank the batteries are dead or ends If the new batteries are installed within 20 incorrectly installed and the thermostat has to to 30 seconds of removing the old ones the be reprogrammed See Programming Your thermostat does not have to be reprogrammed Thermostat section for instructions 11 69 0862 4 Troubleshooting Guide If Display does not come on Then Set the System switch to Off Remove batteries Insert backward for at least five seconds to reset thermostat Correctly replace batteries Display should come on Make sure batteries are fresh and installed correctly Gently clean battery contacts using a soft pencil eraser Do not use anything abrasive on the clips Temperature display does not go lower than 45 F 7 C or higher than 88 F 31 C during programming The temperature setting limit is reached The setting range is 45 to 88 F 7 to 31 C Temperature change occurs at the wrong times Check program times for the period in question Be sure that AM and PM indications are correct Make sure the current day and time are correct Reprogram if necessary 12 69 0862 4 If Heating does not come on Then Check that System switch on thermostat is set to Heat Allow a minimum of five minutes for time guard protection to expire Check the system fuse
6. etting If desired change the temperature setting See Programming Your Thermostat section System On indicator is lit but no heat is coming from the registers Allow time for the furnace to heat up and the fan to come on before checking for heat at the register Thermostat current temperature setting does not match the display temperature to within 1 Check that the wiring hole in the wall behind the wallplate was plugged with insulation to prevent drafts that could adversely affect thermostat operation Be aware that it is normal for the current setting and display temperature to differ occasionally During recovery from setback or setup setting and display temperature can differ for up to 30 minutes after the recovery period Incorrect temperature showing on thermostat display The thermostat is factory calibrated and cannot be adjusted 15 69 0862 4 If Then bAtLo remains on display after fresh Remove the batteries Wait one hour Install fresh batteries are installed alkaline batteries NOTICE This equipment is a Class B digital apparatus which complies with Canadian Radio Interference Regulations CRC c 1374 16 69 0862 4 Limited One Year Warranty Honeywell warrants this product to be free from defects in the workmanship or materials under normal use and service for a period of one 1 year from the date of purchase by the consumer If at any
7. instructions as for the Heating Program After programming adjust the Fan and System switches as desired Press and release Run Program key to start the program Operating Your Thermostat Using Programming Features Temporarily Change temperature for current period only Press Temp keys to set desired temperature The change cancels itself at the next scheduled program change to cancel sooner press Run Program key 69 0862 4 Hold a temperature indefinitely Press Hold Temp key once Press Temp keys until display shows desired temperature Press Run Program key once to return to the program Check Current Temperature Setting Press Run Program key once If using Temporary Change or Hold features pressing this key cancels your change Check Programs Press Set Schedule key repeatedly to see each time and tempera ture Press Run Program key once to return to the program Cancel a program Press Set Schedule key until the program to cancel shows Pressing the two Time keys together cancels the program Permanently Change a program Repeat the steps in the Heating Program or Cooling Program sections as applicable Return to the normal program or the starting program Press Run Program key once Setting Fan Switch Fan switching positions are Auto Normal setting for most homes A single speed fan turns on automatically with the air conditioner or furnace A two speed fan usually runs on high with the
8. or circuit breaker and replace or reset if necessary If display is blank or displays bAtLo install fresh batteries If temperature setting is higher than current temperature and System On indicator is lit contact your local dealer Cooling does not come on Check that System switch on thermostat is set to Cool Allow a minimum of five minutes for time guard protection to expire Check the system fuse or circuit breaker and replace or reset if necessary If display is blank or displays bAtLo install fresh batteries 13 69 0862 4 If Cooling does not come on Cont Then The thermostat has a built in time delay on cooling Allow at least five minutes after changing the setting before the air conditioner starts Make sure outdoor disconnect is engaged on If temperature setting is lower than current temperature and System On indicator is lit move System switch from Cool to Off for ten minutes After ten minutes return switch to the Cool position If the air conditioner comes on the compressor could have reached its high limit temperature protection and shut down If air conditioner does not come on after ten minutes and the System On indicator is lit contact your local dealer If two or four wire installation verify that R Rc jumper is installed 14 69 0862 4 If Too warm or too cool Then Press Run Program key to check the current temperature s
9. the thermostat it will automatically control heating at 68 F 20 C and cooling at 78 F 26 C 24 hours a day This guide can be used for program ming your new thermostat IMPORTANT Batteries are reguired for operation and programming When inserting batteries set the System switch to Off Remove the battery door on the thermostat left side using a coin at the bottom See Maintaining Your Ther mostat section Set Current Time Day To set time press and release Set Clock Day key once Press Time keys until current time shows To set the day press and release the Set Clock Day key again Press Time keys until current day shows Press Run Program key Heating Program With the System switch set to Heat press and release the Set Schedule key once WAKE Mon Fri and SET appear on the display Use Time keys to program WAKE time and Temp keys to program WAKE temperature for Mon Fri Repeat sequence for LEAVE RETURN and SLEEP 69 0862 4 Press Set Schedule key until WAKE SA SU and SET appear on the display Use Time keys to program WAKE time and Temp keys to program WAKE temperature for Sat Sun Repeat the sequence for SLEEP USE TO SET WARMER TEMPERATURE USE TO SET TIME EARLIER HOLD TEMP KEY USE TO SET CURRENT DAY AND TIME USE TO SET PROGRAM PERIOD USE TO SET COOLER TEMPERATURE M8473 USE TO SET TIME LATER Cooling Program With System switch at Cool follow the same
10. time during the warranty period the product is defective or malfunctions Honeywell shall repair or replace it at Honeywell s option within a reasonable period of time If the product is defective i return it with a bill of sale or other dated proof of purchase to the dealer or contractor where you purchased it or ii package it carefully along with proof of purchase including date of purchase and a short description of the malfunction and mail it postage prepaid to the following address In the U S Honeywell Return Goods Dock 4 MN 10 3860 1985 Douglas Drive Golden Valley MN 55422 In Canada Honeywell Limited Honeywell Limit e 35 Dynamic Drive Scarborough Ontario M1V 4Z9 17 69 0862 4 This warranty does not cover removal or reinstallation costs This warranty shall not apply if it is shown by Honeywell that the defect or malfunction was caused by damage which occurred while the product was in the possession of a consumer Honeywelf s sole responsibility shall be to repair or replace the product within the terms stated above HONEYWELL SHALL NOT BE LIABLE FOR ANY LOSS OR DAMAGE OF ANY KIND INCLUDING ANY INCIDENTAL OR CONSEQUENTIAL DAMAGES RESULTING DIRECTLY OR INDIRECTLY FROM ANY BREACH OF ANY WARRANTY EXPRESS OR IMPLIED OR ANY OTHER FAILURE OF THIS PRODUCT Some states do not allow the exclusion or limitation of incidental or consequential damages so this limitation may not apply to you THIS WARRANTY IS
11. tion Refer to the Program Schedule section to program your time and temperature settings for various times of the day Four time periods are available during workdays WAKE LEAVE RETURN and SLEEP During weekends only the WAKE and SLEEP time periods are available View these periods individually on the display when you press the Set Schedule key WAKE is the time the thermostat tums on the heating cooling equipment after an energy saving period When deciding what time to set for your WAKE period include extra lead time depending on the outside temperature and your furnace response time to give the furnace a head start to heat the house before you get up This will be a higher tem perature during heating season and a lower temperature during cooling season LEAVE is the time period you can set for an energy saving temperature while you are away at work or school This will be a lower temperature during heating season and a higher temperature during cooling season RETURN is the time the thermostat turns on the heating cooling equipment after an energy saving period When deciding what time to set for your RETURN period include extra lead time depending on the outside temper 69 0862 4 ature and your furnace response time to give the furnace a head start to heat the house before you arrive home SLEEP is the time period you can set for an energy saving temperature while you are sleeping For more comfortable
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