The Aprilaire Model 8554 is a 5-2 Day programmable electronic thermostat designed to help conserve energy by allowing users to set specific heating and cooling schedules for weekdays and weekends. It features an Energy Star designation from the U.S. Environmental Protection Agency, indicating high efficiency in operation.
Programming the device involves three main steps: setting the clock, selecting event times (Morning, Day, Evening, Night), and adjusting desired temperatures. The thermostat supports progressive recovery to reach comfort temperatures economically when returning from setback periods.
| Programmability Type | 5-2 Day Programmable Thermostat |
|---|---|
| Energy Efficiency Rating | Energy Star designated |
The thermostat allows a maximum of 4 time schedules per day.
The cooling temperature must be at least 2 degrees higher than the heating temperature.
It automatically starts warming or cooling the house in advance so the comfort temperature is reached exactly at the programmed time.