50 Reasons Why Your Furnace Might Stop Working

How To Keep Your Home Warm With Understanding Common Furnace Failures.

Whenever winter hits in Northern Virginia, a furnace that does not work can be more than an inconvenience; it can also be a danger to your health.

Furnaces can fail for anything from easy fixes to severe issues needing professional attention.

Knowing the most common issues will enable you to diagnose minor problems and decide when you should call in the pros.

Listed here are fifty reasons your furnace is leaving you in the cold.

1. Thermostat malfunction.

2. Clogged air filters.

3. Pilot light has gone out.

4. Faulty ignition system.

5. No gas supply.

6. Blower motor failure.

7. Tripped circuit breaker.

8. Dirty burners.

9. Limit switch malfunction.

10. Faulty flame sensor.

11. Blocked air ducts.

12. Overheating due to poor airflow.

13. Faulty thermostat wiring.

14. Gas valve failure.

15. Broken blower belt.

16. Cracked heat exchanger.

17. Faulty control board.

18. Condensate line blockage.

19. Igniter failure.

20. Blower capacitor failure.

21. Clogged flue or vent.

22. Low refrigerant levels (in heat pumps).

23. Dirty flame sensor.

24. Tripped safety switch.

25. Malfunctioning pressure switch.

26. Improper gas pressure.

27. Faulty inducer motor.

28. Frozen condensate line.

29. Faulty relay switch.

30. Dirty or clogged filters.

31. Faulty limit control.

32. Loose or damaged wiring.

33. Faulty gas regulator.

34. Airflow sensor malfunction.

35. Blocked combustion air supply.

36. Overloaded furnace.

37. Faulty fan motor.

38. Thermocouple failure.

39. Blown fuse in furnace.

40. Electrical control failure.

41. Improperly sized furnace.

42. Corroded gas lines.

43. Faulty transformer.

44. Moisture in fuel line.

45. Defective sequencer (in electric furnaces).

46. Faulty run capacitor.

47. Faulty draft inducer.

48. Clogged oil filter (in oil furnaces).

49. Empty fuel tank.

50. Aging furnace components.

Do not let a faulty furnace make you shiver this wintertime!

The licensed professionals at PRO Electric Plus HVAC can get your heating system back up and running fast.

We diagnose and fix all furnace issues so your home remains comfortable and warm.

Call today at 703.225.8222 to place a heating service appointment or book online.

We provide Heating Services to:

• Fairfax County

• Loudoun County

• Arlington County

• Prince William County

We offer reliable, timely solutions so you can enjoy peace of mind and a warm house all season.

So let us get your furnace working right – because you deserve nothing less!