1. Manuals
  2. Consumer Electronics Support
  3. Aprilaire Support
  4. Thermostat Support
Support User Manuals
Question About Aprilaire Thermostat 8355
-AC error sign...

Hi, I just turn on the power supply back to the Heatpump and the thermostat, but now the thermostat is showing -AC sign. The heatpump is not working. Please help me with this as soon as you can. Thanks.

Asked by peter on 08/31/2008 1  Answer

ManualsOnline posted an answer 15 years, 8 months ago

The ManualsOnline team has found the manual for this product! We hope it helps solve your problem. Get the Manual Here

Add Your Answer

Please Note: Do not submit personal information as it will be displayed online.
Ask a Question Request a Manual