When the furnace starts and stops
Repeated starts without steady warmth can have several causes. A dirty filter or blocked return may affect airflow, but a safety control or equipment fault can also stop operation. Check only a filter intended for homeowner access. Do not hold a switch in place, open a burner compartment, or keep resetting the system to make it run.
Record any message visible on the thermostat. Note whether the blower continues after the heat stops and whether this pattern began suddenly. Those observations are enough to start a service conversation. If a new smell comes with the shutdown, leave troubleshooting alone and follow the safety guidance above.
Heat pump or boiler symptoms
With a heat pump, report persistent outdoor ice and a home that continues losing warmth. Brief changes during defrost can occur, but they do not explain every no-heat problem. Never chip ice or pour water over the equipment. Keep the area accessible without touching the unit.
With a boiler, note which rooms or zones stay cold and whether water is visible. Keep clear of hot pipes, valves, and leaking water. Do not try to change pressure or bleed components as an emergency fix. Call with the equipment type so the request describes the actual system in your home.
Signs it is an emergency
A house losing heat in cold weather, repeated furnace shutdowns, or an unusual burning smell needs attention. Smoke, gas odor, and a carbon monoxide alarm call for immediate safety action.
If you smell gas, leave the house and call the gas company or 911 from a safe location, then us. Do not use switches or investigate the leak. If a carbon monoxide alarm sounds, get outside and call 911.
No heat: safe steps before heating service
Only make these checks when there is no sign of danger and you can reach the controls safely.
- Check that the thermostat is set to heat above the room temperature.
- Look at the breaker position without opening the panel. Do not reset a breaker repeatedly.
- Check an accessible filter and confirm the furnace switch has not been turned off. Follow the equipment guide.
Do not work on gas lines, refrigerant, or wiring. Write down an error code rather than trying to bypass a safety control.
What we fix
Heating repair includes furnaces, heat pumps, and boilers. Share your system type and what happened before it stopped. We service all brands.
Keep people warm in a safe place while arranging help. Never use an oven, grill, or outdoor heater to heat your home.
Call for emergency service and current availability.
No heat or no AC?
Call to discuss your system and current service availability.
Call (301) 845-7710 Emergency HVAC helpEmergency Heating Repair questions
Should I open the equipment to find the problem?
No. Leave covers closed and do not touch wiring, gas controls, or moving parts.
What if the breaker has tripped more than once?
Do not keep resetting it. Leave the affected equipment off and call for professional help.
Can I request help through the website?
You can send a request, but call for urgent help. A chat reply may not be immediate.
What should I tell you on the phone?
Tell us your town, what the system is doing, and any safety concerns. Ask about current service availability.
Serving Frederick County
We serve these Frederick County towns. Choose your town for local service information.