Discover More Here indicates short cycling.When your furnace keeps turning on and off, it'd be described as a signal that your flame sensor demands attention.You'll be able to detect AC short cycling in the air con unit, turning by itself on and off regularly. If you recognize this transpiring, it's important to handle air conditioner short cycling challenges since they can lead to full AC unit failure.The best possible take care of is checking for any dirty furnace filter. Test and clean or switch the filter and see here are the findings if the problem persists.