AprilAire 8554 - Manuals

Setting Or Changing The Program Programming your Aprilaire Electronic Thermostat involves selecting the temperature you want in yourhome and selecting the time you want it to be that temperature. Your Aprilaire Thermostat will allow amaximum of 4 time schedules per day. Each time schedule is known a...

– 7 – PROGRAM SCHEDULE TIME SCHEDULE THERMOSTAT DESIRED MONDAY – SATURDAY & EVENT SYMBOL TEMPERATURE FRIDAY SUNDAY 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 ...

Step 1: Press and release the MODE button until the word “ HEAT ” and the “ ” heating symbol appear on the display. Step 2: Press and release the PROGRAM button – “ Mo Tu We Th Fr ”; Morning event symbol “ ”; flashing “ 12: ” (or some other hour); and flashing “ AM ” or “ PM ” will appear on the dis...

Setting Or Changing Cooling Temperatures 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.) If not set at least 2 degrees higher, the thermostat will...

– 15 – Aprilaire Model 8554 7 Day Programmable Thermostat 110-792B 7/12/01 8:28 AM Page 17

TEMPERATURE CONTROL • Reading the Actual Room Temperature: The Model 8554 normally displays the room temperature, not the set-point temperature. • Check the Set-Point Temperature: Press and release the DECREASE button or INCREASE button. The thermostat will display the programmed set-point temperatu...

– 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 hi...

– 18 – EQUIPMENT CONTROL • Turning 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. To return the fan to the normal operating mode, press the ...

– 20 – can still be programmed, the optional outdoor temperature sensor will work and the heat pump fan will turn 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 the...

After accessing a balance point, it can be changed by pressing the DECREASE button or INCREASE button. This should only be done after consulting with a qualified contractor. Improperly set balance points can result in increased energy expenses and possible equipment damage. Using The Available Red L...

To change the DIP switch settings, the thermostat must beremoved from the base which is attached to the wall. The power to the thermostat must be turned offbefore disassembling or the thermostat can bepermanently damaged. If you do not knowwhere the switch is that controls thepower to your thermosta...

Figure 4 b) Align the hinge tabs on the base andthermostat panel. Swing the panel to thebase and snap in place at bottom ofthermostat panel (see Figure 4) . c) Turn the thermostat power back on. CAUTION: TO PREVENT DAMAGE, AVOID CONTACT WITH BLUE TEMPERATURE SENSOR ON BOTTOM RIGHT-HAND CORNER OF THE...

– 28 – In Case Of Power Failure The Model 8554 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. Du...

– 29 – Limited Warranty 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 to supply,...

B2202155 REV. 04/01 110-792B 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 comfort...