Aprilaire S86N MUPR Multi Stage Universal Thermostat Owner’s Manual
| General | Details |
|---|---|
| Name | Aprilaire S86N MUPR Multi Stage Universal Thermostat Owner’s Manual |
| Make | Aprilaire |
| Language | English |
| Filetype | PDF (Download) |
| File size | 0.44 MB |

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Aprilaire S86N MUPR Multi Manual: Questions and Answers
What does "Progressive Recovery" mean on the Aprilaire S86N?
Pre-heating or pre-cooling starts before a scheduled event so the desired temperature is reached when that event begins. For example, heat turns on before 6:00 AM Wake time so the home reaches 70°F by then. Owner's Manual, p. 12
What's the difference between Ventilation Mode and Events on the Aprilaire S86N MUPR Multi?
| Ventilation Mode | Ventilation Events |
|---|---|
| Auto | 3 Hours |
| Off | 24 Hours |
| Runs continuously or not at all | Runs for set duration, then returns to previous mode |
What does the Indoor RH display mean on Aprilaire S86N MUPR Multi?
Indoor RH shows your home's current relative humidity percentage.
| Display Element | Meaning |
|---|---|
| Indoor RH with percentage | Current indoor relative humidity level |
| Humidity Setting with percentage | Target humidity level you've set |
What humidity should I set at 0°F on Aprilaire S86N MUPR Multi?
25% relative humidity. Owner's Manual, p. 8
Why won't my Aprilaire S86N MUPR Multi heating or cooling respond when I adjust the temperature?
The thermostat may be in Lockout mode. Press and hold the Select button for 7 seconds to temporarily override it. Owner's Manual, p. 14














