Furnace Keeps Turning Off in San Angelo, TX
A furnace that starts and then shuts off quickly, called short cycling, never completes a full heating cycle. The home stays cold and the system wears out faster.
Common Causes
Overheating
A clogged filter can cause the furnace to overheat and shut down for safety.
Dirty Flame Sensor
A dirty flame sensor can shut the burner off right after it lights.
Oversized Furnace
A furnace too large for the home heats too fast and short cycles.
Thermostat Location
A thermostat near a heat source can shut the furnace off early.
When to Call for Service
Check the filter first. If short cycling continues, request service. Read about furnace short cycling.
When a heating or cooling problem needs professional attention, San Angelo HVAC Pros makes it easy to call or get a Free Quote for help in the San Angelo area.
Frequently Asked Questions
Why does my furnace keep turning off?
Common causes include overheating from a dirty filter, a dirty flame sensor, or an oversized furnace.
Related HVAC Pages
Need Help With This HVAC Problem in San Angelo?
Call 325-939-8533 or get a free quote. San Angelo HVAC Pros helps local property owners with heating and cooling service.