3 Ways to Make Your Furnace Run Less Noisily

November 09, 2020

As your furnace turns on and gets ready to add warmth to your residence, it’s common for it to produce some noise. These sounds, like the burners firing up and the blower operating, are all part of the normal start-up steps.

But there are a few things you can do to make your furnace less noisy this winter.

1. Book Yearly Furnace Maintenance

Furnace maintenance is highly important, as it keeps your manufacturer warranty ongoing. This helps defend you if something big stops working in your furnace during your warranty time.

It can also help our professionals discover minor problems that might make your furnace noisy. And possibly help you sidestep a malfunction on the coldest day of the year. The Indoor Air Quality Association reports that regular maintenance can reduce your chance of furnace malfunctions by up to 95%.

If little furnace issues go unnoticed, they could lead to a breakdown later on. By finding these problems in advance, our professionals can get your furnace fixed before heating season is at its peak.

And, most essential, professional cleaning and lubrication of your furnace’s moving parts can help make it more efficient. A well- maintained furnace could save up to 30% on your energy expenses, according to the U.S. Department of Energy.

2. Regularly Install a New Furnace’s Air Filter

Your air filter helps keep your home’s air fresh and clean. When it turns too filthy, it can make your furnace turn on and off more than it should. Referred to as short cycling, this can cause your furnace to consume more energy and make it break down faster.

Our advice for installing a new furnace filter:

  • Flat filter: Once a month
  • Pleated filter: Every three months

You could have to replace your filter more often if you have allergies or pets.

3. Call Clean Air HVAC When Your Furnace is Producing Odd Noises

Some furnaces, often older ones, might be noisier than others. But if you’re noticing exceedingly loud or odd noises, you should contact a heating and cooling company like Clean Air HVAC for furnace repair in Pacheco.

Here are a couple of noises to be looking for, how to solve them and when to contact a professional.

Furnace Making Gurgling or Bubbling Noise

This noise is more common with high-efficiency furnaces. That’s because they emit fumes dissimilarly older furnaces, and the process can create some moisture. If your furnace is running into difficulties removing this water, it could make gurgling or bubbling sounds. You’ll require pro support for this trouble, since it may be caused by a blocked drain pipe or clogged drain pan.

Furnace Making Banging Noise

It’s not a good indicator when your furnace is making a banging sound. It could mean a few things.

Haven’t requested maintenance recently and your furnace is producing a banging sound when starting? Its burners could be dirty. Dirty burners can stall ignition, which results in gas accumulating within your furnace.

All that built-up gas can cause a banging or booming noise when your furnace eventually does ignite. But this is more than only a bothersome noise, because the accumulated gas is exploding within your furnace. This can break your furnace’s heat exchanger and make a life-threatening carbon monoxide leak.

If you’ve ignored annual maintenance for your furnace and you’re noticing this noise, give Clean Air HVAC a call at 925-233-6238. Our heating specialists will get your furnace tuned up and double-check it’s running correctly.

Your ductwork can also produce banging sounds when your furnace switches on, because the metal is expanding and contracting.

We suggest first looking at your furnace’s air filter and installing a new one if it’s dirty. Next, double-check you don’t have too many vents shut in your house, as it can throw off air pressure.

If neither of these steps repair the problem, your ductwork may be dirty or undersized, which will call for assistance from a skilled HVAC tech.

Furnace Making Humming or Buzzing Noise

If your furnace is buzzing or humming, it’s a symptom there’s an electrical problem. This is most usually seen with a faltering blower fan motor, which will make an irritating buzzing noise when your furnace turns on. It may also mean there’s a problem with the capacitor or transformer. All three of these problems need help from an experienced heating and cooling company like Clean Air HVAC.

Furnace Making Knocking Noise

If your furnace is making knocking sounds, it’s often a sign that an internal part is worn out. This can be anything from a bearing to a belt or the gas valve. It may also be a symptom that your burners are dirty.

These issues are frequently unearthed during regular maintenance provided by a certified HVAC tech. So, while we’re at your home doing repairs, don’t forget to ask us about booking your maintenance appointment for the future.

Furnace Making Clicking Noise

A clicking sound can mean a couple of troubles: worn bearings, gas valve troubles or ignition issues. All these troubles need specialized help.

At Clean Air HVAC, our pros are here to help you unwind in quiet, energy-efficient comfort. If your furnace is louder than it typically is or producing odd sounds, contact us at 925-233-6238 to request an appointment right away.