Ask Me Help Desk
>
Home & Garden
>
Heating & Air Conditioning
> Armstrong air ultra sx 80e furnace
Log in
View Full Version :
Armstrong air ultra sx 80e furnace
haystackre
Dec 5, 2010, 01:20 PM
The flashing light says "limit switch open". I have cleaned the filters but the light still flashes 4 times. What do I do now?