Aprilaire 8554 Thermostat User Manual
Contents
1. event Step IA Press and release the PROGRAM button the Evening event symbol will appear You are now setting the time and heating temperature you want during the evening 9 110 792B 7 12 01 8 28 AM Page 12 Step 11 A SE Dd Step 12 Press and release the PROGRAM button the Night event symbol will appear You are now setting the time and heating temperature you want at night Step 1 Repeat steps 2 6to complete programing for the Night event Setting Or Changing The Weekend ProgramFor Heating Mode T Step 1 After setting the Night A event Weekday program press and release the PROGRAM button Sa Su the Moming Y eventsymbol flashing IZ or sorre other hour and flashing AM or PIM q ree E Pee will appear on the display You are now programing the time and temperatures for the weekend Step 2 Repeat steps 2 Sidertical to Weekday hale prograntring for potro Yo Day on 4 Evening y and Night ik events for heating mode as applicable 10 110 792B 7 12 01 8 28 AM Page 13 Setting Or Changing Cooling Tenperatures NOTE Cooling temperatures must be set at least 2 degrees higher than heating ten peratures Bample If heating temperature is set at 70F cooling temperature must be set to at least 72 F or higher If not set at least 2 degrees higher the thenrostat will automatically lower the previously prograntred heating tempe2. 110 792B 7 12 01 8 28 AM Page 2 OWNER S MANUAL TABLE OF CONTENTS Enercy STAR Program nfonvetion n a a se aeann aeann n eee nent eee eneeeeeee 1 Setting Or Changing The QAOCK 1 eee e eee eee eee 3 Setting Or Changing The Program 2 6 ccc ene nee e eens 5 Progressive RECOVENY wife a aint ee ep hee eed dele ee ana eee eee et gee oe 5 ProgramSehedle se A e eee ete Ae a 7 Setting Or Changing The Weekday Program For Heating Mode 2 2 0 cece cee eee eee eee 8 Setting Or Changing The Weekend Program For Heating Mode 00 cece eee eee 10 Setting Or Changing Cooling Ten peratures 2 nent e eee 11 Reviewing Prograntred Time Schedules And Temperature Settings 62 eee eee 13 TO Start Running The Pro lol dada 13 For Best POTTS re AE AAN AAA RADAR AE AAA AAA 14 Thermostat Operat oi ac a eta ORAS ED le ba eae tado 14 err perature COMMON cio ia o PLA eee Bed ee eae ete 16 TO CONO ad tl a tea cs Esas eee Dave adas 17 0 0 8 o p 91699 o AAA NN 18 Setting High And Low Balance Points ocococcccccccccn eee 20 Using The Available Red LED Indicators 2 1 0 cece ete eee eee 21 Optional Settings For Additional Thenmostat Features oooccccocooccoco nrnna 21 Cas OF Power Falte se riro And e a del de e er ld dale e 28 OE BF Sas pti eter vet teccee te watch a tats bra ais E E caer ened it ahs Re and N E E aa a a atte ater dy oaa ds 28 LEGATO ANE A EE EE E TEATE EE E T 29 Research Products Corporat
3. Tu We Th Fr N 1 e L 110 792B 7 12 01 8 28 AM Page 15 Fr Step 7 Press and release the PROGRAM button until the temperature for the Moming event flashes Repeat steps 2 4for the Maoming LY Day 0 Evening E and Night evens Reviewing Prograntred Tine Schedules And Tenperature Settings Step I Press and release the MODE button repeatedly to advance to the desired mode heating or cooling Step 2 Press and release the PROGRAM button repeatedly to advance to Mo Tu We Th Fr or Sa Su and specific event Continue pressing the PROGRAM button to review the time schedules and temperature settings for each desired event To Start Running The Program After all temperatures and start times have been prograntred press and release the RESUME button to start running progran If no button is pressed the thenmostat will resume automatically in approximately 15 seconds 13 110 792B 7 12 01 8 28 AM Page 16 For Best Perfomance The Aprilaire Model 8554 thenmostat is designed for accurate temperature control and easy operation The following guidelines should be followed to ensure proper operation of the thenmostat 1 When the thenmostat is operating close the cover to allow for proper air circulation over the temperature sensor 2 Do not place anything which can give off warmor cool air such as candles lan ps or portable humidifiers near the thenrostat 3 Although th
4. is sent to the LED 2tenvinal If your heat pun has the required controls for automatically signaling when a particular problemexists this feature is beneficial Gonsult your contractor for further information 23 110 792B 7 12 01 8 28 AM Page 26 To change the DIP switch settings the thermostat must be removed fromthe base which is attached to the wall The power to the thermostat must be tumed off before disassembling or the thenrostat can be COVER Permanently damaged If you do not know where the switch is that controls the power to your thermostat do not altenptto access the DIP switches The following procedure must be carefully followed a b c THERMOSTAT PANEL Figure 1 mT es AE ia Tum off power to eee y the thermostat MA Completely open the TEMPERATURE LATCH ACCESS SLOT thenmostat cover The cover will snap into this position i y CAUTION TO PREVENT DAMAGE AVOID CONTACT Carefully insert a medium WITH BLUE TEMPERATURE SENSOR ON BOTTOM RIGHF sizedflathead screwdriver HAND CORNER OF THERMOSTAT CIRCUIT BOARD into the latch access slot see Figure 1 24 110 792B 7 12 01 8 28 AM Page 27 Figure 2 Figure 3 CATCH TAB TN ULE th 2 aly Y ULL lt LOCK TAB d Gently push in and pry up on the handle of the screwdriver until the lock tab disengages fromthe catch tab you should feel or hear a c
5. switches located inside the thenmostat on the printed circuit board These switches are preset by the factory to typical home heating and cooling system requirements The installing contractor also reviewed the settings during installation to be sure the thermostat will operate properly with your heating and cooling system 21 de 110 792B 7 12 01 8 28 AM Page 24 The DIP switches can however be changed to customize the thenmostat s operation to your particular needs This should only be done after consulting with your contractor The Model 8554 DIP switches control the following functions No 1 4nin 2nin MininumEquuprrert On Off Tines This switch is factory preset at 2 minutes This switch provides short cycle protection for the heat pump If you feel that the heat pump tums on and off too many times per hour ask your contractor about changing the switch to a 4 ninute ninimumon tire Keep in mind however that this may increase the overall temperature variation in the house due to longer run and off times DO NOT change the position of this switch without first consulting with your contractor No 2 Keypad Lock If tampering with the thenrostat is expected and unwanted the keypad can be locked by moving this switch fromthe factory set OFF position to the ON position This should not be done until all programming is finalized In the locked position only the following functions can be done The outdoor ten perature button will
6. the noming programfor 5 00 AM The thermostat will automatically start warning your house in advance so your confort temperature is reached on time The progressive recovery feature must be activated in order to work 5 de 110 792B 7 12 01 8 28 AM To activate the progressive recovery mode simultaneously press the PROGRAM and FAN buttons A small then rostat icon Lik will appear under the clock Once in this mode proceed with programming your thenmostat remembering to use exact times for each event time change NOTE If not using Progressive Recovery it will take some time for your heating or cooling systemto reach the desired temperature when retuming froma setback Therefore it is suggested you set your programtime before the actual time you want your horre to reach the desired temperature For example if you get up at 7 00AM and have a 6 degree setback set your Maoming event at 6 00 AM to be sure the desired temperature is reached by 7 00AM 110 792B 7 12 01 8 28 AM Page 9 NOTE While progranming you must press a button at least every 2 minutes or the thenmostat will revert back to the operational mode If this happens simply repeatedly press or press and hold the PROGRAM button until you get back to where you left off The information you have already entered has been retained NOTE If consecutive events have the sane temperature you can skip an event by simultaneously pressing the PROGRAM and MODE buttons
7. Press and release the PRIOGRAM button to advance to the next event 7 110 792B 7 12 01 8 28 AM Page 10 os Step 1 Press and release the MODE button until the word HEAT and Mo Tu We Th FP Moming it event symbol af Ye flashing IZ or sorre other hour and flashing AM or PIM will appear on the display You are now setting the time you want your heating ourpoor E Soe equiprrent to corre on in the noming Step Press the pacrease UY button or INCREASE QZ ir button to set the desired hour for the Moming ye event Step4 Press and release the PROGRAM button 300 or sorre other minutes will flash 8 110 792B 7 12 01 8 28 AM Page 11 F Step A Press the Decrease QJ button or increase F lr button to set the desired minutes for the Moning Y event programstarting times are set in ter ninute increments Step G Press and release the PROGRAM button the current heating temperature will begin to flash You are now setting the heating temperature you desire in the moming Step Z7 Press the Decrease Y button or increase QS ior es button to set the desired heating tennperature for the Moming Y event Stepa Press and release the PROGRAM button thenay L_ event symbol will appear You are now setting the time and heating temperature you want throughout the day Step YA Repeat steps 2 6to complete programming for the Day
8. display the outdoor ten perature e The Decease button or nosas GY button will tenporarily change the set point a maximumof 6 F 43 C for a period of 3 hours before the thenrostat automatically retums to the original program 22 110 792B 7 12 01 8 28 AM Page 25 If the thermostat does not respond when a button is pushed it may be because the keypad has been locked A Lock icon a will appear when pushing any buttons other than the buttons outlined above No 3 Nomai Heat Pumpy Acichon Heat Pump This switch is factory preset to the OFF position to operate in the normal heat pump mode If your heating and cooling systemis an Add on heat pun configuration your contractor changed the position of this switch to match your equipment Do not change the position of this switch as it could result in extraordinarily high operating costs No 4 This switch is not used and must remain in the OFF position No 5 Free LED 1 with LOD Filter Symbol When moved to the ON position this switch tums on a replace Filter icon on the LCD display screen when a 24 volt signal is sent to the LED lteminal If your heat pump has the required controls for automatically detemining when to change the air filter this feature is beneficial Consult your contractor for further information No 6 Free LED 2 with LOD Wrench Symbol When moved to the ON position this switch tums on a Wrench icon on the LCD display screen when a 24 volt signal
9. e thenmostat is intemally equipped to prevent short cycling of the heat pump it is possible to inadvertently override this protection Do not start stop and restart the equipment without allowing a ninimumof 2 minutes between heating or cooling cycles Thermostat Operation The Model 8554 is a full featured thermostat which allows for additional control and operations after basic time and temperature programming is completed In addition to the programming buttons used to set up all event times and temperatures additional buttons control the following functions 14 de 110 792B 7 12 01 8 28 AM Page 17 Aprilaire Model 8554 7 Day Programmable Thermostat Press to set Dwy Hour and Minute Presa lo sul progra lamparaluraa Evert icon isplaya acia evan monning day wenning night Press 10 program Sart imes Frasa do orar program indefinitely Presa esuma lo reten do prograr Time and de of the ir Pagasi pak Tima doga nol display during Hold P fo rati lo ar OH ode program Irem Prga bo krwar and raies tapora or Fan icon displays during sai poini Presa both at permanent hold or do continuara lan amy the same Ome do stich ei programming T bebwwen F and C saquanca n 110 792B 7 12 01 8 28 AM Page 18 TEMPERATURE CONTROL Reading the Actual Room Temperature The Model 8554 normally displays the roomten perature not the set point temperature Check the SetPoint Temperature Press and release the
10. erride temperature has been entered Note that a Snowflake icon is onthe display which flashes when the cooling systemis running Selecting Heating Mode Press the MODE button until the word HEAT appears on the display In this mode the heating systemwill maintain temperature according to the programming previously completed unless an override temperature has been entered Note that a Hame icon is onthe 18 110 792B 7 12 01 8 28 AM Page 21 display which flickers when the heat pump is running Your thenmostat will automatically tum on and off any additional stages of heating as required Selecting Emergency Heat Mode Press the mode button until E Ht appears on the display In this mode the back up heat source other than the heat pump will maintain temperatures according to the progranming previously completed unless an override temperature has been entered Autoratic Heating and Cooling This mode can be useful during times of the year and in climates when it is cool at night requiring heating but wannin the aftemoon requiring cooling Press and release the MODE button until the word AUTO appears on the display In this mode the heat puns will maintain the temperature according to the progranming previously completed unless an override temperature has been entered The heating and cooling systems will not operate at the sane time Either will tum on depending on which prograntred set point is closest to t
11. ew the set points press and hold the OUTDOOR button then press the FAN button Hi bP and its temperature value will appear on the display Next press the OUTDOOR button again and Lo bP and its temperature value will appear on the display After approximately 15 seconds the display will retum to nonral 20 110 792B 7 12 01 8 28 AM Page 23 After accessing a balance point it can be changed by pressing the pecrease J button or increase GY button This should only be done after consulting with a qualified contractor Injproperly set balance points can resultin increased energy expenses and possible equipment damage Using The Available Red LED Indicators This model is equipped with 3 LED indicator lights These LEDs are located along the top edge of the thermostat panel not on the display and look like srrall clear edges protruding out of the top of the thermostat The center LED is factory wired and will glow red when the back up heat source is being used When the left and or right LED is supplied with a 24 VAC signal the LEDs glow red and can be used to indicate many other systemfunctions such as when the hunidifier or fresh air exchanger is running Use of left and right LEDs will require additional wiring at the thenmostat and equipment which should only be done by a qualified heating and cooling contractor Optional Settings For Aciiitional Thermostat Features The Model 8554 thermostat is equipped with 6 DIP
12. gain The clock is now set and the current tine appears on the display 110 792B 7 12 01 8 28 AM Page 7 Setting Or Changing The Program Programming your Aprilaire Hectronic Then rostat involves selecting the temperature you want in your horre and selecting the time you want it to be that temperature Your Aprilaire Thenmostat will allow a maxinumof 4 time schedules per day Each time schedule is known as an event The Moming event is typically when you wake up and is the first event of the day The Dery event is typically set when you leave for work The Evening event is typically set when you corre horre fromwork and the Nightevent is set when you go to bed Each event will have 2 temperatures 1 heating ten perature and 1 cooling temperature The cooling temperature must be at least 2 degrees higher than the heating ten perature Your Aprilaire Thenmostat allows 1 programfor Monday through Friday and 1 programfor Saturday and Sunday Complete the chart on page 7 with your desired temperatures and time schedules before beginning programing Progressive Recovery Your Aprilaire Thenmostat is equipped with a programing feature called Progressive Recovery This feature assures that your house will economically achieve the desired confort temperature at the programred time when retuming froman economy or setback temperature For example if you like a wake up temperature of 68 F at 600 AM froma setback of 65 F it is not necessary to set
13. he room temperature Note that both the Snowflake we and Hane 7g icons are on the display The Snowflake will flash or the Aane will flicker depending on whether the heat pump is heating or cooling Turing the Systemofrk Press the MODE button until the word OFF appears on the display In this mode neither heating nor air conditioning will operate regardless of the temperature The themostat 19 110 792B 7 12 01 8 28 AM Page 22 can still be prograntred the optional outdoor temperature sensor will work and the heat pump fan will tum on if the FAN button is pressed To avoid frozen water pipes DO NOT use the OFF mode for long periods of time during sub freezing temperatures NOTE After selecting a new mode the thenrostat initiates a delay of up to 4 minutes to protect the heat pump Setting High And Low Balance Points If your systemis installed with the required Model 8041 Rerote Outdoor Sensor the high and low balance points should have been properly set by your contractor Heat Pumps operate by extracting energy out of the outdoor air and transferring it to the indoor air This process is efficient over a wide range of temperatures However at low outdoor temperatures there is a point at which it becomes more economical to operate the back up heat without the heat punp Conversely the use of back up heat with the heat pump during mild weather could use more energy than is required to heat the horre To revi
14. indicating power is not being supplied to the thenmostat AC will remain on the display for up to approximately 1 hour after the power goes out During the period that the power is off the heating cooling system will not operate This thenmostat is equipped with a continuous nenory feature which does not require a battery The thermostat will never lose what has been prograntred regardless of the length of the power outage If the thenmostat has been set to Hold a particular temperature and the power fails the thermostat will resume that temperature when the power is restored After a period of 1 hour without power the clock will need to be reset The clock will default to 12 00 AM Refer to the Programming Instructions to reset the clock CGeaning If the surface of the thenmostat becorres dirty it can be cleaned with plain water or many nor abrasive household cleaners such as glass cleaner When using any cleaner be careful not to get any into the interior of the thenmostat Do not spray any cleaner directly onto the thenmostat Spray the cleaner onto a soft cloth and wipe the surface of the thenrostat 28 110 792B 7 12 01 8 28 AM Page 31 Linited Wananty Your Research Products Corporation Aprilaire Thermostat unit is expressly warranted for two 2 years from date of installation to be free from defects in materials and workmanship Research Products Corporation s exclusive obligation under this warranty shall be t
15. ion 2001 110 792B 7 12 01 8 28 AM Page 3 Enercy Sir Programinforration About half of all energy used by households goes to heating and cooling the horre By selecting a programmable Aprilaire Electronic Thenrostat you have made a significant step toward conserving energy usage and costs EPA DOE while improving your indoor confort SAVING THE EARTH SAVING YOUR MONEY In fact the Aprilaire Electronic Thenvostat Model 8554 has eamed the Enercy Star designation of the U S Environmental Protection Agency EPA This means that your Aprilaire Thenmostat is a highly efficient cutting edge product that is good for the environment It saves energy and costs less to operate than similar products that do not qualify for the EnercY STAR label Enercy STAR products help you differentiate between standard efficiency and high efficiency products By using ENERGY STAR Star products you are helping to prevent air pollution while saving money on your utility bills According to the EPA taking advantage of the times that a horre is unoccupied or the occupants are asleep an Enercy Star therrrostat can reduce heating and cooling bills by as much as 30 The Aprilaire Thenmostat has programrable capabilities that allow you full flexibility to set your heating and cooling systems to meet your confort and energy needs As an ENeRGy STAR partner Research Products has determined that this product meets the EnerGY Star guidelines for energy efficienc
16. ives you specific legal rights and you may also have other rights which vary from state to state 29 110 792B 7 12 01 8 28 AM Page 32 THE BEST IN INDOOR AIR COMFORT The Aprilaire Thal Indoor Air Garfat Systemis an integrated group of air quality enhancement products designed to work with your heating and cooling systemto make your home nore confortable For the best in indoor air quality ask your heating and cooling contractor about these fine Aprilaire products or visit us at www aprilaire comfor your Indoor Air Sdutions Autorratic Hunidifier High Efficiency Air Cleaner Fresh Air Exchanger The Best Cure For Dryness Nobody Makes Clean Air Easier Only The Freshest Horres Have April Air The world s first computer equipped The economical trouble free high Your best value for a constant controlled completely automatic hunidifier efficiency air cleaner for your horre supply of fresh air with energy recovery Zone Control System BHectronic Themostet Custom Confort Throughout Your Home Energy Efficiency Never Looked So Good The most reliable way to achieve temperature Ultra thin easy to use prograntrable or digital control in every area of your home controls featuring pinpoint accuracy e RESEARCH PRODUCTS corporation P O BOX 1467 MADISON WI 53701 1467 Products For Better Indoor Air Quality B2202155 REV 04 01 110 7928
17. lick see Figure 2 e After the latch releases grip the thenrostat panel at the bottomcomers and swing it up and away from the base to conpletely separate See Figure 3 25 110 792B 7 12 01 8 28 AM Page 28 Once the thenmostat panel has been opened and removed fromthe base tum the thenrostat over and locate the DIP switches found on the circuit board according to the following drawing Be careful to change only the intended DIP switches per the explanation given at the beginning of this section After the DIP switches have been set to the desired position carefully reassemble the thenrostat a Place the cover on the base by lining up the 2 round pegs on the bottom of the cover with the half circle Cutouts on the top of the base Note that the bottomof the cover when fully open slides in behind the top of the base Swing the Se cover fully open The cover will stay in place 110 792B 7 12 01 8 28 AM Page 29 ALIGN HINGE TABS b Align the hinge tabs on the base and thenmostat panel Swing the panel to the base and snap in place at bottomof thenmostat panel see Figure 4 c Tumthe thenmostat power back on PRESS IN CENTER OF THERMOSTAT PANEL UNTIL LOCK TAB SNAPS IN PLACE 27 110 792B 7 12 01 8 28 AM Page 30 In Case Of Power Failure The Model 8554 thenvostat does not require a battery If the power goes out the letters AC appear on the display
18. o C or F by simultaneously pressing the pecrense J button and the creas button Checking the Outoloor Temperature If your thenvrostat was installed with the optional Aprilaire Outdoor Temperature Sensor simply press the OUTDOOR button and the thenmostat will display the outdoor temperature for 5 seconds before automatically retuming to the actual roomtemperature display TIME CONTROL Change From12 to 24 Hour Clock Press and release the CLOCK button then press the MODE button To retum to a standard clock repeat the process 17 110 792B 7 12 01 8 28 AM Page 20 EQUIPMENT CONTROL Turing onthe Fan At any time the systemfan can run continuously by pressing the FAN button Note that a Fanicon appears in the lower part of the display indicating that the fan is continuously operating To retum the fan to the normal operating mode press the FAN button again which will remove the icon fromthe display In the normal operating mode the fan will only run when the heating or air conditioning is operating Continuous fan operation is beneficial if your systemis equipped with a high efficiency air cleaner or a humidifier or to circulate air in the home when neither heating nor air conditioning is needed Selecting Cooling Mode Press the MODE button until the word GOOL appears on the display In this mode the cooling systemwill maintain the temperature according to the progranming previously completed unless an ov
19. o supply without charge a replacement for any thermostat which is found to be defective within a two 2 year period and which is returned together with the date of installation no later than thirty 30 days after said two 2 year period by you to either your original supplier or to Research Products Corporation Madison Wisconsin 53701 THIS WARRANTY SHALL NOT OBLIGATE RESEARCH PRODUCTS CORPORATION FOR ANY LABOR COSTS AND SHALL NOT APPLY TO DEFECTS IN WORKMANSHIP OR MATERIALS FURNISHED BY YOUR INSTALLER AS CONTRASTED TO DEFECTS IN THE THERMOSTAT ITSELF IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE SHALL BE LIMITED IN DURATION TO THE AFORESAID TWO YEAR PERIOD RESEARCH PRODUCTS CORPORATION S LIABILITY FOR INCIDENTAL OR CONSEQUENTIAL DAMAGES OTHER THAN DAMAGES FOR PERSONAL INJURIES RESULTING FROM ANY BREACH OF THE AFORESAID IMPLIED WARRANTIES OR THE ABOVE LIMITED WARRANTY IS EXPRESSLY EXCLUDED THIS LIMITED WARRANTY IS VOID IF DEFECT S RESULT FROM FAILURE TO HAVE THIS THERMOSTAT INSTALLED BY A QUALIFIED HEATING AND AIR CONDITIONING CONTRACTOR IF THE LIMITED WARRANTY IS VOID DUE TO FAILURE TO USE A QUALIFIED CONTRACTOR ALL DISCLAIMERS OF IMPLIED WARRANTIES SHALL BE EFFECTIVE UPON INSTALLATION Some states do not allow limitations on how long an implied warranty lasts or the exclusion or limitation of incidental or consequential damages so the above exclusion or limitations may not apply to you This warranty g
20. pecrense Y button or INCREASE Q button The thenmostat will display the prograntred set point temperature and a themoneter for 5 seconds before automatically retuming to the actual roomtemperature display Temporarily Ovenide the Set Temperature Press and hold the DECREASE button or increase GY button to change the roomset point temperature in 1 degree increments The new set point temperature will be held for 3 hours then the thenmostat will automatically retum to the program Hold a New Temperature Set Point Press and hold the Decrease Y button or increase Gp button to change the roomset point temperature in 1 degree increments The new set point temperature can be maintained indefinitely by pressing and releasing the HOLD button The word HOLD will be displayed The thenrostat will maintain this new set point temperature until the RESUME button is pressed retuming the thenmostat to the original program This procedure is typically used during extended vacant periods vacations business trips etc to hold an econonical set point until you retum 16 de 110 792B 7 12 01 8 28 AM Page 19 Retumingto Prograntred Operation At any tine press the RESUME button to retum the thermostat to operate as prograntred Change Between C and F The thenrostat has the capability of displaying either Celsius or Fahrenheit temperatures If the displayed temperature seems abnormally high or low ie 7OF 21 C you may need to switch t
21. rature to maintain the 2 degree separation NOTE Your event starting times are the sarre in the cooling mode programas the heating mode start lr times Example If your programstart time for the Moming t e eventis 7 00AM for heating the cooling start tin is already progranned for 7 00AM as wall Once you change the program OUTDOOR starting time for an event the themostat automatically changes the starting time for both the heating and cooling modes Step I Press and release the MODE button until the word GOOL and the sk cooling syrrbol appear on display 11 110 792B 7 12 01 8 28 AM Page 14 Step 2 Press and release the PROGRAM button Mo Tu ior We Th Fr Moming event symbol and flashing starting time you prograntred will appear on the display Step Press and release the PROGRAM button repeatedly until the temperature flashes Step 4 Press the Decrease button or orense 2 button to set the desired cooling temperature for the moming event You are now setting the cooling temperature you want in the moming Step Repeat steps 2 4 for the Day ae a Barg E r and Niche C eee Step G After selecting the cooling temperature for the Weekday Night event pes and release the PROGRAM button Sa Su Moming y event syrrbol and flashing starting time you prograntred will appear on the display 195 de E OUTDOOR MODE Mo
22. y 110 792B 7 12 01 8 28 AM Page 4 AS part of the EnerGY STAR program your thenvostat has been prograntred with the following times and temperatures This has been done to achieve energy efficiency and lower energy bills If you need to modify your programschedule see page 7 110 792B 7 12 01 8 28 AM Page 5 IMPORTANT READ ALL INSTRUCTIONS THOROUGHLY Programming your Aprilaire Thenvostat is done in three easy steps setting the clock setting the event times and setting your desired temperatures Setting Or Changing The dock PRESS Step I If you are currently in Daylight Saving Time first Sunday in April thru fourth Sunday in October press the DST button and 1H will appear in the lower right hand comer of the display Step 2 Press the LOCK button and Mo or another day of the week will flash Use the Decrease Y or increase 24 button to change the flashing symbol to the current day of week 3 110 792B 7 12 01 8 28 AM Page 6 Step Press the ALOCK button again and I2 hours and AIM or PIM will flash Use the pecrense 0 or increase QS button to change the flashing symbol to the current hour making sure the hour has the proper AM or PM designation Step 4 Press the CLOCK button and 300 minutes will flash Use the pecrense Y or increase QS button to change the flashing symbol to the current minute Step A Press the Chock button a
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