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Aprilaire 8553 manual

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Table of contents for the manual

  • Page 1

    O w n e r’ s M an u al MODEL 8553 7 Day Programmable Thermostat EL E CTR O NIC THERM O S T A T ® 110-790B 7/11/01 3:11 PM Page 1[...]

  • Page 2

    OWNER’S MANUAL – T ABLE OF CONTENTS E NERGY S TA R ® Program Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 Setting Or Changing The Clock . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [...]

  • Page 3

    – 1 – E NERGY S TA R ® Program Information About half of all energy used by households goes to heating and cooling the home. By selecting a programmable Aprilaire ® Electronic Thermostat, you have made a significant step toward conserving energy usage and costs, while improving your indoor comfort. In fact, the Aprilaire Electronic Thermostat[...]

  • Page 4

    – 2 – As part of the E NERGY S TA R program, your thermostat has been programmed with the following times and temperatures. This has been done to achieve energy efficiency and lower energy bills. If you need to modify your program schedule, see page 7. TIME SCHEDULE THERMOST A T DESIRED EVENT SYMBOL TEMPERA TURE Mon T ue Wed Thu Fri Sat Sun SET[...]

  • Page 5

    – 3 – IMPORT ANT : READ ALL INSTRUCTIONS THOROUGHL Y Programming your Aprilaire Thermostat is done in three easy steps: setting the clock, setting the event times, and setting your desired temperatures. Setting Or Changing The Clock Step 1: Press the CLOCK button and “ Mo ” (or another day of the week) will flash. Use the DECREASE or INCREA[...]

  • Page 6

    – 4 – Step 2: Press the CLOCK button again and “ 12: ” (hours) and “ AM ” or “ PM ” will flash. Use the DECREASE or INCREASE button to change the flashing symbol to the current hour making sure the hour has the proper AM or PM designation. Step 3: Press the CLOCK button and “ :00 ” (minutes) will flash. Use the DECREASE or INCRE[...]

  • Page 7

    Setting Or Changing The Program Programming your Aprilaire Electronic Thermostat involves selecting the temperature you want in your home and selecting the time you want it to be that temperature. Y our Aprilaire Thermostat will allow a maximum of 4 time schedules per day . Each time schedule is known as an “ event. ” The Morning event is typic[...]

  • Page 8

    T o activate the progressive recovery mode simultaneously press the PROGRAM and FA N buttons. A small thermostat icon, “ “, will appear under the clock. Once in this mode proceed with programming your thermostat remembering to use exact times for each event time change. NOTE: If not using Progressive Recovery , it will take some time for your h[...]

  • Page 9

    – 7 – PROGRAM SCHEDULE TIME SCHEDULE THERMOST A T DESIRED EVENT SYMBOL TEMPERA TURE Mon T ue Wed Thu Fri Sat Sun SETTING Morning Heat = Cool = Day Heat = Cool = Evening Heat = Cool = Night Heat = Cool = NOTE: While programming you must press a button at least every 2 minutes or the thermostat will revert back to the operational mode. If this ha[...]

  • Page 10

    – 8 – Setting Or Changing Program T imes Step 1: Press and release the PROGRAM button. “ Mo ” or the current day of the week will flash and the Morning “ “ event symbol will appear on the display . Press the DECREASE button or INCREASE button to access the day of the week you wish to start programming or to change the existing program. [...]

  • Page 11

    Step 3: Press and release the PROGRAM button. The minutes will flash on the display . Press the DECREASE button or INCREASE button to set the select time minutes for the Morning “ “ event (program times are set in ten-minute increments). Step 4: Press and release the program button. The Day “ ” event symbol, flashing hours, and “ AM ” o[...]

  • Page 12

    – 10 – Setting Or Changing Heating T emperatures Step 1: Press and release the MODE button until the word “ Heat ” and the Morning “ ” event symbol appear on the display . Step 2: T o set all program temperatures, press and release the SET TEMP button. The Morning “ ” event symbol and flashing temperature will appear on the display [...]

  • Page 13

    Step 4: Repeat steps 2 and 3 for the Day “ ” , Evening “ ”, and Night “ ” events. NOTE: If thermostat is set for 2 events per day , only the Day “ ” and Night “ ” events can be programmed. Setting Or Changing Cooling T emperatures NOTE: Cooling temperatures must be set at least 2 degrees higher than heating temperatures. (Exampl[...]

  • Page 14

    – 12 – Step 1: Press and release the MODE button until the word “ COOL ” and the “ ” cooling symbol appear on display . Step 2: T o set all program temperatures, press and release the SET TEMP button. The Morning “ ” event symbol and flashing temperature will appear on the display . Step 3: Press the DECREASE button or INCREASE butt[...]

  • Page 15

    – 13 – Reviewing Programmed T ime Schedules And T emperature Settings Step 1: Press and release the MODE button repeatedly to advance to the desired mode (heating or cooling). Step 2: Press and release the PROGRAM button to begin review. Continue pressing the PROGRAM button to review the time schedules and temperature settings for each desired [...]

  • Page 16

    – 14 – For Best Performance The Aprilaire Model 8553 thermostat is designed for accurate temperature control and easy operation. The following guidelines should be followed to ensure proper operation of the thermostat: 1. When the thermostat is operating, close the cover to allow for proper air circulation over the temperature sensor . 2. Do no[...]

  • Page 17

    – 15 – Aprilaire Model 8553 7 Day Programmable Thermostat 110-790B 7/11/01 3:11 PM Page 17[...]

  • Page 18

    TEMPERA TURE CONTROL • Reading the Actual Room T emperature: The Model 8553 normally displays the room temperature, not the set-point temperature. • Check the Set-Point T emperature: Press and release the DECREASE button or INCREASE button. The thermostat will display the programmed set-point temperature and a thermometer for 5 seconds before a[...]

  • Page 19

    – 17 – • Returning to Programmed Operation: At any time, press the RESUME button to return the thermostat to operate as programmed. • Change Between °C and °F : The thermostat has the capability of displaying either Celsius or Fahrenheit temperatures. If the displayed temperature seems abnormally high or low (ie: 70˚F = 21˚C) you may ne[...]

  • Page 20

    – 18 – EQUIPMENT CONTROL • T urning on the Fan: At any time the system fan can run continuously by pressing the FAN button. Note that a Fan icon, “ “, appears in the lower part of the display indicating that the fan is continuously operating. T o return the fan to the normal operating mode, press the FA N button again which will remove th[...]

  • Page 21

    – 19 – • Automatic 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 warm in the afternoon requiring cooling. Press and release the MODE button until the word " AUTO " appears on the display . In this mode the furnace/air conditioner will maintain tem[...]

  • Page 22

    – 20 – Optional Settings For Additional Thermostat Features The Model 8553 thermostat is equipped with 5 DIP switches located inside the thermostat 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 installati[...]

  • Page 23

    – 21 – Day , and Evening events. During the Night event, the fan will automatically revert to cycling on and off with the heating and cooling equipment. No. 3 – 4 Minute / 2 Minute Minimum Equipment On / Off T imes. This switch is factory preset at 2 minutes. This switch provides short cycle protection for the furnace/air conditioner . If you[...]

  • Page 24

    – 22 – If the thermostat does not respond when a button is pushed it may be because the keypad has been locked. A Lock icon “ “ will appear when a button other than OUTDOOR is pushed if the keypad has been locked. No. 5 – Fan with Heat Call. This switch was set by the installing contractor to operate the thermostat properly with your equi[...]

  • Page 25

    – 23 – T o change the DIP switch settings, the thermostat must be removed from the base which is attached to the wall. The power to the thermostat must be turned off before disassembling or the thermostat can be permanently damaged. If you do not know where the switch is that controls the power to your thermostat, do not attempt to access the D[...]

  • Page 26

    – 24 – Figure 2 Figure 3 d) Gently push in and pry up on the handle of the screwdriver until the lock tab disengages from the catch tab (you should feel or hear a click – see Figure 2) . e) After the latch releases, grip the thermostat panel at the bottom corners and swing it up and away from the base to completely separate (see Figure 3) . 1[...]

  • Page 27

    Once the thermostat panel has been opened and removed from the base, turn the thermostat 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 p[...]

  • Page 28

    – 26 – Figure 4 b) Align the hinge tabs on the base and thermostat panel. Swing the panel to the base and snap in place at bottom of thermostat panel (see Figure 4) . c) T urn the thermostat power back on. CAUTION: TO PREVENT DAMAGE, A VOID CONT ACT WITH BLUE TEMPERA TURE SENSOR ON BOTTOM RIGHT -HAND CORNER OF THERMOST A T CIRCUIT BOARD. 110-79[...]

  • Page 29

    – 27 – In Case Of Power Failure The Model 8553 thermostat does not require a battery . If the power goes out the letters “ AC ” appear on the display indicating power is not being supplied to the thermostat. “ 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[...]

  • Page 30

    – 28 – Cleaning If the surface of the thermostat becomes dirty it can be cleaned with plain water or many non- abrasive household cleaners, such as glass cleaner . When using any cleaner be careful not to get any into the interior of the thermostat. Do not spray any cleaner directly onto the thermostat. Spray the cleaner onto a soft cloth and w[...]

  • Page 31

    – 29 – Limited W arranty Y our 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 to supply , without charge, a replacement for any [...]

  • Page 32

    B22021 17 REV . 04/01 1 10-790B P .O. BOX 1467 • MADISON, WI 53701-1467 Products For Better Indoor Air Quality ™ The Aprilaire ® Total Indoor Air Comfort System is an integrated group of air quality enhancement products designed to work with your heating and cooling system to make your home more comfortable. For the best in indoor air quality [...]