Instruction/ maintenance manual of the product 8552 Aprilaire
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EL E CTR O NIC THERM O S T A T ® O w n e r’ s M an u al MODEL 8552 5-2 Day Programmable Thermostat 110-948 7/12/01 10:16 AM Page 1.
OWNER’S MANUAL – T ABLE OF CONTENTS Energy Star ® Program Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 Setting Or Changing The Clock . . . . . . . . . . . . . . . . . . . . . .
– 1 – 1 3 5 6 9 0 2 2 3 3 5 6 7 9 25 25 26 Energy Star ® 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.
As part of the Energy Star program, your thermostat has been programmed with the following times and temperatures. This has been done to achieve energy efficiency and lower energy bills.
nd – 3 – un 00 m 00 m 00 m :00 m 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.
– 4 – Step 3: 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.
s) or er ill tton w Setting Or Changing The W eekday Program For Heating Mode 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 .
– 6 – PROGRAM SCHEDULE TIME SCHEDULE THERMOST A T DESIRED MONDA Y – SA TURDA Y & EVENT SYMBOL TEMPERA TURE FRIDA Y SUNDAY SETTING Morning Heat = Cool = Day Heat = Cool = Evening Heat = Cool .
– 7 – Step 1: Press and release the MODE button until the word “ HEA T ” and the “ ” heating symbol appear on the display . Step 2: Press and release the PROGRAM button – “ Mo T u We Th F r ”; Morning event symbol “ ”; flashing “ 12: ” (or some other hour); and flashing “ AM ” or “ PM ” will appear on the display .
Step 5: Press the DECREASE button or INCREASE button to set the desired minutes for the Morning “” event (program starting times are set in ten-minute increments). Step 6: Press and release the PROGRAM button – the current heating temperature will begin to flash.
ent ar . Step 11: Repeat steps 2-6 to complete programming for the Evening “ ” event. Step 12: Press and release the PROGRAM button – the Night “ ” event symbol will appear . Y ou are now setting the time and heating temperature you want at night.
Setting Cooling T emperatures NOTE: Cooling temperatures must be set at least 2 degrees higher than heating temperatures. (Example: If heating temperature is set at 70˚F , cooling temperature must be set to at least 72˚F or higher .
er .) d e Step 2: Press and release the PROGRAM button – “ Mo T u We Th Fr ”; Morning “ ” event symbol; and flashing starting time you programmed will appear on the display . Step 3: Press and release the PROGRAM button repeatedly until the temperature flashes.
Step 7: Press and release the PROGRAM button until the temperature for the Morning “ ” event flashes. Repeat steps 2-4 for the Morning “ ” , Day “ ”, Evening “ ”, and Night “ ” events.
nt Su ” n ely – 13 – For Best Performance The Aprilaire ® Model 8552 thermostat is designed for accurate temperature control and easy operation.
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TEMPERA TURE CONTROL • Reading the Actual Room T emperature: The Model 8552 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.
EQ • t • • • 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.
EQUIPMENT CONTROL • T urning on the Fan: At any time the system fan can run continuously by pressing the FA N button. Note that a Fan icon, “ “, appears in the lower part of the display indicating that the fan is continuously operating.
The prin con to b The nee The No. completed unless an override temperature has been entered. Note that a Flame icon, “ “ is on the display , which flickers when the furnace is running.
Optional Settings For Additional Thermostat Features The Model 8552 thermostat is equipped with 3 DIP switches located inside the thermostat on the printed circuit board. These switches are preset by the factory to typical home heating and air conditioning system requirements.
– 20 – To c rem The bef per wh pow do the follo be a) b) c) No. 2 – Keypad Lock. If tampering with the thermostat is expected and unwanted, the keypad can be locked by moving this switch from the factory set OFF position to ON . This should not be done until all programming is finalized.
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.
– 22 – O an 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) .
– 23 – 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.
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) .
he In Case Of Power Failure The Model 8552 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 30 minutes after the power goes out.
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.
te of e, a ether ginal HALL D TO HALL ON’S RIES, TY IS THIS ITED LIED al or state – 27 – NOTES 110-948 7/12/01 10:16 AM Page 29.
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B2202106 REV . 11/99 1 10-948 P .O. BOX 1467 • MADISON, WI 53701-1467 Products For Better Indoor Air Quality ™ The Aprilaire ® T otal Indoor Air Comfort System is an integr ated group of air quality enhancement products designed to work with your heating and cooling system to make your home mor e comfortable.
An important point after buying a device Aprilaire 8552 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Aprilaire 8552 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Aprilaire 8552 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Aprilaire 8552 you will learn all the available features of the product, as well as information on its operation. The information that you get Aprilaire 8552 will certainly help you make a decision on the purchase.
If you already are a holder of Aprilaire 8552, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Aprilaire 8552.
However, one of the most important roles played by the user manual is to help in solving problems with Aprilaire 8552. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Aprilaire 8552 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
