HVAC Starts Then Stops, 7 Common Repair Causes Techs Find Fast
Your HVAC starts, runs for a minute or two, then shuts off like it remembered it left the oven on. That quick on and off is often called short cycling. It can come from airflow trouble, a dirty flame sensor, a tripped safety switch, a thermostat problem, low refrigerant, overheating, or a control board acting…