Aprilaire 8556 Owner's Manual

28, 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) Turn the thermostat power back on. CAUTION: TO PREVENT DAMAGE, AVOID CONTACT WITH BLUE TEMPERATURE SENSOR ON BOTTOM RIGHT-HAND CORNE…

24, – 22 – No. 5 – Fan with Heat Call. This switch was set by the installing contractor to operate the thermostat properly with your equipment. Do not change the position of this switch without consulting with the installing contractor. No. 6 – Single-/Multi-Stage Outputs. This …

5, Aprilaire 8556 – 3 – IMPORTANT: READ ALL INSTRUCTIONS THOROUGHLY 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 an…

23, – 21 – No. 3 – 4 Minute / 2 Minute Minimum Equipment On/Off Times. This switch is factory preset at 2 minutes. This switch provides short cycle protection for the furnace/air conditioner. If you feel that the furnace/air conditioner turns on and off too many times per hour,…

7, – 5 – 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. Your Aprilaire Thermostat will allow a maximum of 4 time schedules per day. Each…

12, – 10 – Setting Or Changing Heating Temperatures Step 1: Press and release the MODE button until the word “Heat” and the Morning “ ” event symbol appear on the display. Step 2: To set all program temperatures, press and release the SET TEMP button. The Morning “ …