Search results
A noisy furnace could be giving you loud vibrational noises, high-pitched squeals, or just general motor and air noise that sounds like a 747 is about to take off from your basement or garage. It could also be humming or whirring, which results in your furnace not running and heating as it should.
Jan 28, 2023 · A loud furnace fan can be caused by a cracked heat exchanger. Within the furnace, the heat exchanger is the component that heats up the air. When heat builds up due to poor airflow—think clogged ...
- Karon Warren
- Humming. There are several reasons for a furnace to hum. Normal reasons: The draft inducer motor hums when the thermostat first calls for heat. It might sound like a whining noise, but it’s nothing to be concerned about.
- Buzzing. Your furnace shouldn’t buzz continuously. If the buzzing is new, it indicates a problem. Normal reasons: The capacitor might buzz for a split second when providing an electrical boost to get the blower motor going.
- Clicking. The furnace making a clicking sound is one of the most common furnace noises – and it usually indicates an ignition issue. The clicking is the igniter attempting to light the furnace burner.
- Banging or Popping. Is the banging noise coming from the furnace or ductwork? Normal reasons: Furnace banging or popping is not a normal sound, especially if it is a recent development.
- Popping. If you’ve just recently upgraded your home’s furnace, you may notice it making a popping noise. These sounds coming from your furnace are especially common if your previous furnace was relatively old and you’ve replaced it with a newer, much stronger furnace.
- Rattling. Rattling sounds from your furnace may indicate a potential problem within the system. It is important to identify where specifically the sound is coming from to understand what repairs are required.
- Humming. It isn’t uncommon to hear humming sounds coming from your furnace for a few reasons. If the seams in your ductwork are older and becoming loose, you may hear humming as air passes through any partial gapping.
- Bangs. Of all of the sounds coming from your furnace, the one that you might need to be most concerned about is consistent bangs or booms. Booming or banging may indicate that your furnace is experiencing a delayed ignition.
Sep 8, 2023 · If your natural gas furnace starts making a loud booming, knocking, or banging noise, turn it off and get out of there. It usually means there’s a delay in ignition due to dirty burners. Natural gas heating is the largest in-home contributor to the 7.5 tons of CO2 equivalents produced by US households annually.
Aug 31, 2023 · To play it safe, make sure your carbon monoxide detectors are always working. Heating & Furnace Repair Services. When your furnace is producing a loud noise, give our team of licensed technicians a call by phone at (703) 543-9649 to schedule an appointment. If your furnace breaks in the first year, we will travel to your home to repair it for free.
People also ask
Why does my furnace make a loud noise?
Can a gas furnace cause a loud boom?
Are furnace noises normal?
Why is my furnace making a scraping noise?
Jan 20, 2023 · If your furnace is making a grinding, whining, or knocking noise, give our professionals a call at (508) 301-1767 to book an appointment. Our team of technicians have experience with all furnace make and models. Our professionals provide dependable heating and HVAC repair services in Marlborough, MA and other areas.
