Why Is My Furnace So Loud? 4 Reasons

Lennox brand furnace being installed

The hum of a furnace can be a comforting sound for many, but what happens when that soft, pleasant hum transforms into a midnight symphony of loud booms, squeaking, and rattling? These unexpected sounds often indicate an underlying issue with your heating system. Let’s explore some common furnace sounds, the potential reasons behind them, and the actions you can take to remedy your home’s faulty furnace.

Call Kobella at (440) 729-2099 if you need professional furnace repairs in Kirtland, OH. Schedule an appointment today.

Whistling Sounds

It’s more than a mere annoyance. Whistling sounds in your furnace often signal issues with proper airflow. If you’re hearing high-pitched whistling from your furnace, ensuring your air filters aren’t clogged is important.

Over time, air filters collect dust and debris that hinder the airflow, interrupting your home’s tranquility with whistling. By maintaining a clean air filter, your furnace will provide relatively quiet and efficient performance, keeping you warm and comfortable all season.

Loud Booms

It’s not thunder, the percussion section, or a garbage truck hitting a speed bump; it’s your furnace. Startling booms and banging in your furnace during ignition are likely due to an air-to-fuel ratio imbalance occurring when the mixture of air and fuel in your furnace is at odds.

Restoring the air-to-fuel balance will reinstate peace in your home and the peaceful performance of your system. It’s only recommended to attempt to adjust this issue with professional expertise due to gas components.

Kobella Plumbing, Heating & Cooling is here to figure out your furnace sounds with expert furnace repair services in Lake County — call (440) 729-2099 to get started.

Squeaking or Scraping

When your furnace starts making squeaking or scraping sounds, it’s not a morning serenade but rather an indication that you’re dealing with a larger, more serious issue. It’s easy to dismiss small squeaks in your system as minor mechanical issues, but scraping metal sounds often indicate motor troubles.

These unsettling sounds could be components within your motor grinding against each other, so it’s important to have your system professionally checked out to rectify any underlying issues that could lead to system failure.

Loose Vent Cover

You could be dealing with a loose vent cover if you consistently hear rattling sounds when turning your heat off. The sound occurs when the loose vent cover vibrates against the airflow pressure, creating a hum that is a minor repair issue but a major nuisance. Thankfully, it’s a simple fix. By tightening the cover screws, you can restore quiet comfort to your home and ensure sufficient airflow.

Schedule With Kobella Today

Your comfort is our top priority at Kobella Plumbing, Heating & Cooling. With over 15 years of experience under our belt and selective hiring practices, you’re always guaranteed quality furnace repair solutions. Whether you’re dealing with a minor repair or a complex malfunction issue, count on our experienced and reliable team for precision diagnosis and restored system functionality.

We care about quality! Call Kobella Plumbing, Heating & Cooling to schedule furnace repair services in Geauga County!

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