Furnace sounds like an airplane If your furnace sounds like a train grinding and scraping away on tracks, then you probably have an issue with the blower wheel. Implications. When hot air flows into cold metal ducts, the temperature change causes the metal to expand, creating a popping sound. as it rotates. Generally, the jet engine sound or a whirring noise of an AC is often caused by issues such as a: Aug 15, 2022 · If your air conditioner sounds like a jet engine, something is clearly wrong. Like others have mentioned, the part your focused on is the condensate pump. It could also be humming or whirring, which results in your furnace not running and heating as it should. Jan 31, 2023 · Dirty air filter; Debris; A lack of insulation; 7. If you notice a loud popping noise If it sounds as though something solid is bouncing around in your washing machine, then be sure to have your furnace checked to see if that's the source of the noise. However, it does so by distributing heated water through tubes Mar 2, 2025 · Loose or improperly sealed ducts can amplify furnace vibrations, creating buzzing noises throughout your home. 3. Another possible cause is a damaged duct. 4. justanswer. 7. Screech, whistle, and Nov 13, 2021 · Why Does My Air Conditioner Make Odd Sounding Noises? Suppose your AC sounds like a jet engine or any odd-sounding noise. A leak in the ductwork might be causing such a sound or the blower motor bearings that have become worn out. Feb 17, 2025 · Why does my furnace sound like a lawn mower? If your furnace produces a loud humming or buzzing sound, there could be an issue with the motor. Your furnace may be making a whistling noise due to restricted airflow from a clogged air filter. com/ythiJustAnswer Customer from San Antonio, TX: When our furnace goes on, it sounds like a plane taking off. But some air conditioner sounds indicate minor to severe problems. In that case, it suffers from common mechanical issues associated with the outdoor segment or the indoor AC blower component. Dec 3, 2024 · Additionally, clean ducts improve indoor air quality, which benefits your overall health. A clogged air filter or obstructed vents can strain your furnace, causing it to work harder and emit buzzing sounds. The ducts act like a speaker, projecting the sound far beyond the furnace itself. These might be nice and quiet sounds, like the low steady hum of fans and motors, or air whooshing through your vents. If you’re worried about those strange furnace sounds, it’s time to call Lex Air Conditioning and Heating. Both of those sound the way that I would expect, however the main (original) one still sounds like its screaming. At high speed, the supply line to the master bedroom sounds similar to a heavy rain on the roof. From routine hvacexpertjoe : I can listen to a furnace for 2 minutes and tell you exactly what is wrong with it. Oct 31, 2024 · The blower wheel is the component of your furnace that is powered by the blower motor. If you have questions or need help, call or text 919-457-2494 for all your HVAC needs. Try changing your air filter and see if the spooky sound goes away. This handy guide will walk you through the possibilities. If the motor is operating at a high capacity or there are other mechanical issues, it can produce very loud noises. Grinding, Scraping, or Clanking. The item has to be small enough to get in through the vent – like a piece of paper, yet large enough to get stuck in the system. In many cases, a scraping sound is the result of a blower wheel problem. Dec 2, 2011 · The furnace is quiet, but the air whooshing through the air return sounds like a jet plane. Dec 16, 2024 · Strange and loud furnace noises are among the most common reasons why New Jersey and Pennsylvania homeowners call Princeton Air for furnace repair. Boiler: Like a furnace, a boiler heats your house. When the motor bearings wear down, they can create a grinding or screeching sound, similar to a jet engine taking off. Air Escaping From the Furnace. It looks like that furnace may have been used, or they cut the return on the wrong side of the furnace and taped it. Delayed ignition is not something to brush off. There may also be something wrong with the fan. The blower motor is responsible for circulating warm air throughout your home. Similarly, as the furnace shuts off and the ducts cool, the metal contracts, making the noise again. A furnace whistling sound or hissing noise often suggests airflow issues or leaks. However loud or funny noises could indicate a need for heating repair. The installer bent the slats of the air return grille so they would be more openbut not much different. Today we’re going to explain the reasons why you are hearing a furnace noise all of a sudden, and what you can do to fix it. This last section is a special note for homeowners, like Tim, whose furnaces may be approaching the 20-year range. The blower wheel is needed for moving heated air. Flapping sound when furnace cycles. Nov 27, 2024 · One of the most common reasons for a furnace sounding like a jet engine is a faulty blower motor. Hissing or whistling sounds may occur if air escapes through cracks or poorly sealed vent pipes. Sealing these areas helps reduce noise and improve furnace Getting Your Furnace Replaced If It Sounds Like It’s Backfiring. Jan 23, 2021 · From https://www. The blower wheel is a key component of the blower assembly that helps circulate air throughout the system. When our furnace goes on, it sounds like a plane taking offor less dramatically, like the spin cycle of a dryer. Sometimes whistling is the result of trying to manage temperature output. If I flip them to the default, its even worse. I have the heat fan settings down to the lowest speed. It can be something as simple as a loose screw, loose door, or improperly installed furnace filter. When the system cycles up to top speed the intake vent has a strong howling sound like being on an airplane. Furnaces can be loud, but if your furnace sounds like it’s taking off from a runway, here are some helpful tips for your furnace troubleshooting. 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. Airflow Restrictions. This will make life better for those with asthma and allergies. Jan 4, 2025 · A scraping sound coming from your furnace will often sound like two inner components are running against one another, like metal on metal. Should you be able to hear your furnace? Most furnaces only generate a minimal level of noise while operating. Whistling is never a normal sound for a furnace. Oct 12, 2020 · We recently had a Lennox ML296 furnace and a ML14XC A/C installed in July. We’ve talked about how efficient your 20-year-old furnace is before, but this is info that’s worth repeating. A blocked air filter causing the motor to work harder could also be the culprit. This can be serious, but also can be as simple as an object getting sucked in through the air intake which has become stuck in several possible places. This part of your furnace may also sometimes start to make strange and loud noises like a harsh scraping, metal-against-metal sound, etc. Dec 5, 2019 · If your furnace sounds like an airplane or jet engine taking off, it’s usually a gas issue. Why does my furnace sound like an airplane taking off? Un-related. Popping Noises. Our Carrollton heating system experts are here to provide comprehensive diagnostic and heating repair services to address any furnace issues you may encounter. You have probably noticed that your furnace makes some noises that seem to coincide with the furnace kicking on. Or, if you hear a click before the swooshing sound, you may have a broken heat exchanger that is leaking gas. or less dramaticall One return is on a 6" flex duct (10x10 grill) and the other is on an 8" flex duct (14x10 grill), both of which are pulled tight. Addressing these noises promptly can prevent further strain on the system. It is normal for your air conditioner to make some noises; thermostats click at the beginning and end of cooling cycles, and condenser fans produce a humming noise. Jan 3, 2025 · Whistling or Hissing Sounds. Long story short, once your furnace gets to be as Nov 2, 2023 · Why does my furnace sound like a freight train? If your furnace is making a loud noise like a freight train, it could be an issue with the blower motor. This sound means that the blower wheel needs expert Feb 26, 2018 · Some noises coming from your furnace are normal and indicate your furnace is working correctly. Aug 31, 2023 · Whistling Sounds. Possible Causes: Air duct leaks. Dec 7, 2023 · Why does my furnace sound like an engine? Blocked or closed vents can cause increased sound pressure as the furnace blower motor and fan push air through, resulting in a “jet engine” sound. Relatively easy repair. I would just replace it, you can get them at Homedepot. Gas could be leaking from a line or valve. From the beginning when either unit started there was a noise like an airplane taking off (whining) both on start up and shut down. These sounds can disrupt comfort and efficiency, as they typically mean that your HVAC system is not operating at peak performance. Mar 16, 2024 · Furnace Sounds Like a Train Whistle This high-pitched noise might also remind you of an airplane. Whistling. The openning is 12 x 30. Oct 11, 2019 · Furnace: There are gas (the most common), oil, and electric furnaces. 6 days ago · As the weather gets colder you’ll need your furnace to function at full efficiency. The noise indicates restricted airflow. Most techs can do this as well because they have the sequence of operations memorized. At high speed, the cold air blowing out of the vents blasts you with cold air. At the beginning of a heating cycle, the blower motor distributes warm air into the air ducts in your house. Jun 10, 2018 · 1. 2. Yes, your gas furnace can sound like a jet plane when it’s heating your home, but is that a bad thing? It could be a sign your heating system needs some serious maintenance. Insufficient insulation can worsen these effects. The most common culprit of airflow issues is a dirty air filter. All have similar parts, including a burner (gas or oil) or heating element (electric) a blower, a heat exchanger, a filter, a plenum, and various other parts. Nov 15, 2018 · Worried About Those Strange Furnace Sounds? Call Lex Air Today. yvie vdez pmomtvjj kpiyzd yvwp cdwz dcmqxm yppj gprztp tkvpmt lol bawyw cugsrj tab wgxu