Have you noticed your furnace heat exchanger making more noise than usual? Or maybe it's not running as well, or it's not running at all. If that's the case, it might be time to give your furnace a once-over and check out its heat exchanger. In this article, we will go over some of the warning signs that indicate that your furnace may need a new heat exchanger.

When it comes to your furnace, you want to be sure that you're getting the most out of your investment. If you're like most homeowners, you probably don't spend much time thinking about your furnace heat exchanger. But it's important to know how to recognize when this essential component of your home's heating system needs to be replaced, and what to do if it does. But it's not always easy to tell if your heat exchanger has gone bad. Here are six warning signs that it may be time for a new heat exchanger:

Cracked Heat Exchanger Furnace

A cracked heat exchanger furnace is a furnace that has had a crack or multiple cracks in its heating element. These cracks allow air to enter the system, which can cause the system to overheat and become damaged. This type of damage can cause your home's temperature to fluctuate and make the entire system less efficient than it should be.

How does this happen? The cracks usually occur due to wear and tear on the heating element or improper installation. As the heating element ages over time, it becomes more brittle and susceptible to cracking under pressure from use. Cracks can also be caused by improper installation, for example, if someone installs an older model into a newer house without taking proper precautions such as using sealant on all seams or installing an adapter plate onto existing wiring so that it works with new components without damaging them.

What should I do if my furnace has cracked heat exchangers?

If you have a cracked heat exchanger furnace, you should determine if your furnace has a cracked heat exchanger or whether there is another problem with it. You can do this by looking for signs such as leaking water or condensation around the unit. If you see any of these signs, you should call an HVAC professional immediately to inspect your system and determine whether or not it needs to be replaced.

Broken furnace

Furnace Overheating

The purpose of your furnace is to heat your home and keep it at a comfortable temperature. If it's working properly, you shouldn't have to worry about any issues. But if your furnace overheats, there could be an issue that needs to be addressed.

What Causes Heat Exhaustion?

There are several reasons why your furnace might overheat and cause heat exhaustion. Here are some common causes:

  • A clogged flue or dirty filter can prevent proper circulation; this will result in poor airflow through the system and cause excessive heat buildup inside the furnace itself.
  • A broken fan belt can prevent proper airflow; this may also cause improper combustion as well as excess carbon monoxide emissions from incomplete burning of fuel or propane gas leaks from damaged parts.
  • Intermittent power outages can cause temporary loss of power delivery to the furnace's thermostat, resulting in a lack of control over temperature settings and a loss of control over automatic shutoff functions.
  • Failure of heating system components such as blower motors or exhaust fans due to age or wear & tear can result in excess heat buildup within the unit itself.

To prevent overheating, install a programmable thermostat that will allow you to set temperatures at different times of the day so your home stays comfortable without costing too much money on heating bills.

Excessive Heat Loss

It might be time to replace the heat exchanger boiler if your furnace isn't producing enough heat. A heat exchanger boiler is a device that transfers heat from one substance to another. A broken or damaged heat exchanger can cause your furnace to lose efficiency and burn out, as well as create an unsafe environment for you and your family members by increasing carbon monoxide levels in the home.

A heat exchanger can become damaged or broken due to a variety of reasons. The most common causes of damage include:

  • Failure to clean the furnace filter regularly.
  • Using improper fuel.

High Energy Bills

Your furnace may be broken if your energy expenses are higher than normal. The most likely cause of this is a broken heat exchanger. However, other things could be contributing to high energy bills as well.

  • A dirty filter will cause air circulation problems and increase the amount of work needed for heating/cooling cycles. This can lead to increased electricity usage and thus higher overall costs for running your home's HVAC system.
  • An outdated or inefficient model may also contribute to higher costs because it doesn't use as much energy as newer models do.

Bad Soot Blowing Out of the Exhaust Vent

If you see soot blowing out of your furnace exhaust vent, it's time to replace your heat exchanger. Soot is a sign that the filter is blocked and needs to be cleaned or replaced with a new one. If you don't clean or replace it, it could lead to serious problems such as carbon monoxide poisoning.

The other possible cause for this symptom is if there's something wrong with your system itself, like a bad heat exchanger, and not just its filters being dirty or clogged up with dust particles from all those years of use!

An Irregular Humming Sound Coming From Your Furnace Heater

Humming noises coming from your furnace may indicate a damaged heat exchanger. A bad heat exchanger can cause your furnace to overheat and break down. If you hear this noise, call a professional who can diagnose and repair the furnace problem and get it fixed for you as soon as possible!

We hope this article has helped you understand how to identify the warning signs that your furnace heat exchanger has gone bad. If you have a broken furnace, it's important to call a professional right away so they can get your system back up and running again safely!

Do you need a Furnace Heat Exchanger Replacement?

Here at DION'S COMPLETE Plumbing, Heating & Cooling, We’re dedicated to providing our customers with the kind of service that makes them feel like part of the family and that’s why we’re here for you! We offer furnace heat exchanger replacement services in Brighton, MI, and the surrounding area.

We also offer other services like air conditioning repair, water heater repair, water heater installation, heat pump installation, garbage disposal repair, and more. Call us now for all your HVAC and plumbing needs!