The Aprilaire Model 8555 is a 7-day programmable electronic thermostat designed to help conserve energy and reduce utility bills. It features an Energy Star designation and allows users to set up to four time schedules per day, each with specific heating and cooling temperatures. The device includes a progressive recovery feature to ensure the desired comfort temperature is reached at the programmed time.
| Program Schedules | Maximum of 4 time schedules per day |
|---|---|
| Temperature Separation | Cooling temperature must be at least 2 degrees higher than heating temperature |
| Time Increments | Program times are set in ten-minute increments |
Yes, you can change the factory preset of 4 events per day to 2 events per day by following optional settings instructions.
The thermostat will revert back to the operational mode, but the entered information is retained.