Furnace repair fixes gas and electric furnaces that won't heat, short-cycle or make unusual noises. Call 540-200-2302 to get connected with an independent, licensed HVAC contractor in Roanoke.
Safety first
If you smell gas, leave the house and call 911 or your gas utility from outside. If a carbon monoxide alarm sounds, get everyone outside and call 911.
Common furnace problems
- No heat: thermostat, ignition, flame sensor or gas supply.
- Short cycling: dirty filter, overheating or a faulty sensor.
- Blowing cold air: ignition or pilot problem.
- Loud banging or squealing: ignition delay or blower motor issues.
Quick checks before you call
- Thermostat set to heat, with fresh batteries.
- Replace the filter.
- Furnace power switch on, breaker not tripped.
Common questions
Why does my furnace keep shutting off?
Short cycling is often caused by a clogged filter, a dirty flame sensor or overheating. A technician can diagnose it.