How Can You Tell If Your Furnace Is Broken: Read This!


Debarghya Roy

A well-functioning furnace is essential for maintaining a comfortable and cozy home during the colder months. However, like any mechanical system, furnaces can experience issues and break down over time. Recognizing the signs of a malfunctioning furnace is crucial to avoid unexpected breakdowns and ensure your family’s safety and comfort. 

In this article, we will explore some key indicators that can help you identify whether your furnace is broken. By paying attention to these signs, you can take timely action and seek professional assistance to restore your furnace’s functionality, keeping your home warm and your worries at bay.

How Can You Tell If Your Furnace Is Broken

Signs of a Broken Furnace


As a professional, it is essential to recognize the warning signs that your furnace requires repair or replacement. Neglecting the signs can lead to further problems in the long term.

The Signs of a Broken Furnace are given below:

It is also essential to keep in mind that each furnace system is unique, and the issues can vary depending on the age, filters, wiring, and ductwork of the system. Therefore, it is vital to seek a professional HVAC contractor’s help to diagnose the exact problem.

If you ignore the signs of a broken furnace, it can lead to more significant issues, impacting efficiency and increasing utility bills. So, make sure to call the professionals and have your furnace checked.

If your furnace starts sounding like a death metal concert, it may be time to call in an HVAC technician.

Strange Noises 

Strange noises coming from the furnace can indicate potential trouble.

  • These noises can include banging, screeching, or popping sounds.
  • Banging sounds may suggest that the ductwork needs to be tightened by an expert.
  • Screeching noises could indicate metal-on-metal contact inside the furnace.
  • Popping sounds may be caused by temperature changes or clogged air filters.
  • To reduce the risk of damage, it is important to schedule regular service and maintenance by licensed technicians.
  • Take note of when you hear these strange noises and report them during maintenance visits.
  • Providing this information to the experts helps them identify and address any underlying problems promptly.
  • By addressing these strange sounds, you can protect your heating system and ensure your family stays warm.

Poor Heating Performance

Is your home not as toasty as it should be? That could be a sign of a broken furnace! A blocked air filter or a lack of maintenance might be the issue, restricting airflow and reducing efficiency. If the problem doesn’t go away, you may need a professional repair.

Age can also play a role in poor heating performance. Over time, a furnace’s efficiency decreases and it’s no longer able to heat your home adequately. This can lead to higher energy bills as you try to make up for the lost warmth. If your furnace is getting old, consider replacing it with one that’s designed for optimal energy use.

Pro Tip: Regular maintenance keeps your furnace in top shape and prevents costly repairs. Get an annual inspection from a professional technician to keep your furnace running smoothly.

Inconsistent or Uneven Heat Distribution 

Heating Issue? It may be a broken furnace! This causes inconsistent or uneven heat distribution throughout the house. Check out the table below to see the causes, symptoms, and solutions.

CausesSymptomsSolutions
Blocked air ventsUneven heating between roomsVacuum/replace air filters
Leaky ductworkCold spots in certain areasInsulate ducts or replace
Improper furnace installationWarm air escapes through ventsCall a professional for an inspection

Address these problems ASAP! Further damage and higher repair costs may be caused. Besides the common causes and solutions, there may be unique details specific to your furnace.

Example: A homeowner had cold spots throughout the house. They found a blocked air vent causing uneven heating. By vacuuming and replacing the air filter, the problem was solved and warmth was restored.

If you detect a campfire smell from your furnace, don’t grab marshmallows!

Unusual Smells or Soot Buildup 

Winter is here and so is the need for furnaces. But a broken furnace is a serious problem. Signs of a broken furnace include smelly odors and soot build-up.

  • If you smell something different from your furnace, it could mean a gas leak, burning plastic coils, or gas valve issues.
  • Soot buildup is another sign of a faulty furnace. Look for dark residue on surfaces.
  • You may also see discolored components that indicate dirt buildup and clogged air filters.

Sometimes, improper installation or maintenance neglect can cause soot buildup. A couple in Tennessee had odd smells coming from their furnace. It turned out mice had made nests in their ductwork. They quickly contacted a professional technician and solved the issue.

Now, you can have a broken furnace and still enjoy a cozy winter night. Arctic vibes, here you come!

Cool Air from Vents 

Ahhh, cool air from the vents. This could be a sign your furnace needs to be fixed. Here are 6 possible reasons why:

  • The thermostat is set to “fan” instead of “auto
  • Clogged or dirty filters blocking airflow
  • The pilot light not working
  • Faulty fan limit switch
  • Lack of gas or fuel going to furnace
  • Cracked or disconnected ducts

Multi-stage heating systems can also cause cool air from vents. And maintenance such as changing filters monthly can help avoid these problems. So, better have a carbon monoxide detector, than not have it – unless you’re a broken furnace, then you’re just SOL.

Possible Causes of Furnace Issues


Furnace Issues: Possible Culprits

Furnace problems can be frustrating and potentially hazardous. Here are some possible reasons why your furnace may not be working properly.

  1. Blower motor issues – If the blower motor is not working, your furnace will not be able to circulate enough air, resulting in cold air or a cold home.
  2. Age – Furnace systems have an average lifespan of around 15 to 20 years. If your system is nearing the end of its life, it may be time to start thinking about a replacement.
  3. Dirty air filter – A clogged air filter can restrict airflow, reducing the efficiency and effectiveness of your furnace.
  4. Pilot light or ignition control problems – In gas furnaces, issues with the ignition control or pilot light can cause problems with heat distribution or lead to the release of carbon monoxide gas.

It’s important to keep an eye out for warning signs such as irregular sounds or smells during operation, yellow flames instead of blue, or a spike in your heating bill. Maintaining your unit with regular filter changes, ductwork cleaning, and HVAC contractor maintenance can also help lengthen the life of your unit.

I once received a call from a family in Central Maryland, worried about CO poisoning. After a thorough inspection, my technicians found a leak in the heat exchanger, a potentially poisonous gas that could have had devastating results. 

Replacing the furnace allowed the family to have peace of mind and a warm home. Checking your system for signs of a possible issue can help prevent long-term and costly repairs, or even worse, accidents.

Your furnace may have more birthdays than your grandma, but that doesn’t mean it’s still heating like a spring chicken.

Age of the Furnace 

  • Furnaces are vital components of HVAC systems, but they have a limited lifespan.
  • Age is a significant factor in furnace problems, as parts start to deteriorate over time.
  • Repair or replacement may be necessary as the furnace gets older and components break down.
  • Older furnaces tend to be less energy-efficient, resulting in higher energy bills compared to newer models.
  • If your furnace is over 15 years old, it might be time to consider replacing it with a more energy-efficient model.
  • Upgrading to a new furnace can help save money in the long run by reducing energy costs and minimizing the need for frequent repairs.

Pro Tip: Regular maintenance by a trained HVAC technician can help lengthen your furnace’s life and make sure it works well. Don’t forget to change your air filter, too – it’s just like putting a sweater on your furnace and expecting it to run a marathon if you don’t.

Filthy Air Filters 

Furnace issues can be caused by dirty air filters. Don’t ignore this common problem! When airflow is reduced, the whole heating system can be affected. Here are three key points to consider:

  • Dirt and debris in the filter make the furnace use more energy, resulting in higher bills.
  • A build-up of dirt can cause overheating and safety hazards.
  • Replacing and cleaning the air filter can make your furnace last longer and improve indoor air quality.

If you don’t take care of your air filter, it can lead to pricey repairs. In Maine, one homeowner neglected their filter and their furnace stopped working during a snowstorm. To stay warm and safe, keep up with furnace maintenance.

It’s like having a flat tire on the freeway – you won’t get far without fixing it!

Malfunctioning Blower Motor 

The blower motor is at the heart of your furnace’s operation. Without it, you won’t have warmth in your home! If it’s not working properly, here are some possible causes.

  • Dirty air filters can reduce airflow, putting extra strain on the motor.
  • It might be getting old and worn out too.
  • Or, there could be electrical issues with the motor or its connections.

To prevent problems, change the air filter often. Check for signs of wear and tear too. If you’re not comfortable doing this, call a technician for help.

Good maintenance of your blower motor is key to keeping your home warm. Knowing the causes of issues can help you prevent breakdowns and ensure reliable operation. Heat exchangers are like relationships – maintain them or you’ll be cold and alone!

Problems with Heat Exchanger 

The heat exchanger in your furnace is essential. But, if it has problems, your whole furnace system could suffer. Age is one common cause. Over time, metal wears out, and cracks or holes form. This can lead to decreased heating capacity and carbon monoxide leaks.

To protect your furnace, have a pro inspect your heat exchanger routinely. They’ll detect any weak spots before they become serious. Ignoring small problems can mean costly repairs or even a new heating system. Keep you and your family safe – schedule inspections now!

Issues with Thermostat or Pilot Light 

Is your furnace not heating properly? Check the thermostat. Make sure it’s set correctly and is up to date. An outdated thermostat can lead to energy inefficiency.

Pilot light issues could be the cause too. It must be on for the furnace to work. Flickering or going out completely? You need to act fast.

These two issues could also be related. Thermostat problems could lead to pilot light issues, and vice versa. Get a professional to do regular maintenance to keep your furnace running efficiently and reliably.

Maintenance is key. Neglecting it often leads to furnace issues. Schedule routine tune-ups to avoid costly repair bills. Noticing something off early on can help you stay warm all winter.

Why go through the hassle? Just use a space heater in every room!

Steps for Maintenance Of Furnace 


Regular maintenance of furnaces is crucial in ensuring optimal function, longevity, and safety. Neglecting furnace maintenance can result in costly repairs or even pose health risks. Furnace systems should be serviced by a reputable HVAC contractor at least once a year, and filters should be changed regularly to ensure enough airflow.

Regular maintenance can not only keep your energy bills in check, but it can also help identify problems early on and prevent furnace breakdowns. Furnaces have an average lifespan of 15-20 years, but without proper maintenance or repairs, the unit’s age could be reduced, leading to costly replacements.

One unique aspect of furnace maintenance is the potential risk of carbon monoxide poisoning, a colorless, odorless, and poisonous gas. A heating system with a faulty heat exchanger, pilot light, or burner can leak this toxic gas into your home. It’s essential to invest in carbon monoxide detectors to monitor levels.

According to Snell Heating, a leading heating company in Central Maryland, furnace systems that emit sounds and banging noises likely have an issue with the blower motor, fan belt, or limit switch. These issues can cause the heating cycle to end prematurely, resulting in cold air circulation.

In summary, scheduling regular furnace maintenance can improve energy usage, extend the furnace’s lifespan, and prevent breakdowns. Detecting issues early on can save money and prevent safety hazards like carbon monoxide poisoning.

Skipping furnace maintenance is like playing Russian Roulette with your heating system – except instead of bullets, you’re dodging expensive repairs and chilly nights.

Regular Inspection and Tune-up

Regular inspection and tune-up of a furnace are crucial for its upkeep. Regular check-ups stop issues from escalating, save energy, keep air quality safe, and make sure your furnace works well.

The following are the steps that should be taken during a regular furnace inspection:

  1. Check & Replace the Air Filters – Dirty ones reduce efficiency.
  2. Clean Furnace Parts – Dirt and debris can block them over time.
  3. Check the Thermostat – Needs to be precise for comfort.
  4. Lubricate Moving Parts – Motors, fans, and belts need it.
  5. Scan for Carbon Monoxide – A faulty heater can leak it.
  6. Inspect Electrical Connections – Loose or damaged ones can be dangerous.

Forget maintenance, and you could end up with costly repairs or a new unit. Don’t miss out: schedule a pro-check-up with an expert technician. Safeguard your family’s health – take action now! Dusting off those furnace filters may not be exciting, but neglecting them could spark a real disaster.

Cleaning and Replacing Filters 

Regularly maintain your furnace to keep it in working order. Essential steps include cleaning and replacing filters. Dirty filters can cause strain on the system, leading to higher energy bills and costly repairs.

  • Check filters monthly and replace them at least every three months.
  • If you have pets or allergies, check and change the filter more often.
  • You can clean some filters with a vacuum or by hosing them down outside.
  • Be sure the filter isn’t damaged before reusing it.
  • If you have trouble locating the filter, consult an HVAC contractor.

A lack of airflow from unclean filters can put stress on the blower motor. Overheating or total shutdown could occur, resulting in expensive repairs that could have been prevented.

My friend Tom learned this lesson the hard way. He forgot to clean his furnace filter for 6 months. When he tried to turn it on after a while, nothing happened. After inspection, the HVAC professional said his dirty filter damaged the blower motor. Tom had to pay $500 for repairs! Don’t let this be you — remember to replace your furnace filters regularly! And don’t forget to clean your ductwork too!

Checking Ductwork and Airflow 

Maintain the furnace regularly: Regular maintenance of the furnace is not optional but necessary.

  1. Check ductwork and airflow: Ensure that the ductwork is inspected for any holes or cracks that can waste energy and increase utility bills.
  2. Sufficient airflow is crucial: Insufficient airflow can reduce efficiency and increase the risk of breakdown. Regularly examine and repair ductwork and airflow to ensure proper functioning.
  3. Unblock vents and change filters: Blocked vents or dirty filters can restrict airflow. Change filters every 3 months and ensures vents are clear of dust or pet hair.
  4. Impact of clogged air filters: A clogged air filter can reduce airflow by 50%, putting pressure on the furnace and causing potential damage.
  5. Importance of clean ductwork: Dirty ductwork can lead to respiratory issues, highlighting the significance of maintaining good indoor air quality through regular maintenance.

In the past, furnace maintenance was only done when they broke down. But, technology has made them more efficient and durable. Regular maintenance gives high efficiency while reducing energy consumption – it’s an investment! Don’t forget the CO detector – a silent killer may be lurking in your home.

Annual CO Detector 

Carbon monoxide (CO) detectors are essential for keeping our homes safe and healthy. Here’s a 5-step guide to annual maintenance:

  1. Change the batteries twice a year.
  2. Test the sensors with low-level CO gas.
  3. Clean the detector with a soft cloth and mild detergent solution.
  4. Ensure it is connected to the power supply.
  5. Test monthly to ensure accuracy.

Natural gas and propane appliances may release CO without proper ventilation or maintenance. So, it is important to keep up with annual maintenance to avoid CO poisoning.

The CDC found that around 50,000 people in the US seek emergency medical attention due to CO exposure each year.

Take care of your family’s health – leave major furnace repairs to the professionals!

Professional Help 

As furnaces age, more maintenance is required. DIY repairs can be done, but for significant ones, a professional is needed.

  • Professionals have experience and know what to do.
  • They also have the modern tools for even tough jobs.
  • DIY work on gas lines or electricity can be dangerous.
  • Getting professional help ensures a furnace will last long.

Before choosing a contractor, research for good reviews. Don’t let the cost stop you – furnace maintenance saves money in the long run. Don’t be left in the cold – invest in maintenance and enjoy the warmth!

Benefits of a Well-functioning Furnace


A well-functioning furnace is crucial for a comfortable and safe home during winter. A furnace system that works efficiently not only provides warmth but also offers a wide range of benefits.

  • Lower Energy Bills and Higher Efficiency
  • Longer Lifespan for Your Furnace
  • Consistent Warmth and Comfort All Winter
  • Increase in Home Value and Resale Value of Property
  • Peace of Mind Knowing Your Family is Safe and Comfortable

Maintenance and regular check-ups help identify any furnace problems. Upgrading to a new furnace model also ensures more energy-efficient heating systems, thus reducing energy usage and bills.

A furnace that is not functioning well could result in unpleasant issues like poor airflow, cold air, and strange sounds. HVAC professionals suggest that a furnace with an average lifespan of 15-20 years may need frequent repairs and replacements.

According to Snell Heating, a reputable HVAC contractor in Central Maryland, a yellow flame in the pilot light could be a sign of carbon monoxide gas leak, which could lead to CO poisoning.

Regular maintenance, cleaning or replacing filters, hiring professional technicians, and installing carbon monoxide detectors are some of the many ways to keep your furnace system working efficiently, posing no threat to your family’s health.

Stop shivering and start saving with these optimal heating efficiency tips.

Optimal Heating Efficiency

To stay comfy during winter, optimal heating efficiency is a must! Cleaning and replacing air filters, sealing air leaks, and scheduling professional inspections can save energy and money. Upgrade to a programmable thermostat to enjoy better temperature control. When it’s time for a new furnace, invest in an ENERGY STAR-certified, high-efficiency model. It will use less fuel and be eligible for local utility rebates.

By keeping your furnace system in check and taking these steps, you’ll benefit in many ways – not just saving cash, but feeling more comfortable, healthier, and relaxed. Now that’s something to turn up the heat about!

Lower Utility Bills 

A well-functioning furnace has many advantages. Most notably, it lowers energy bills. It uses less energy, resulting in savings. It also runs more smoothly and for longer, reducing maintenance and repair costs. Plus, it reduces your carbon footprint and can even provide rebates or tax credits.

Your home will be more comfortable too. A consistent temperature eliminates cold spots. And, you don’t need space heaters. According to Energy Star, upgrading your old furnace could save 20% on heating costs each year.

Finally, there are no dust bunnies in the air because of your warm and cozy furnace.

Improved Air Quality and Comfort 

  • A working furnace is essential for maintaining great air quality and comfort in indoor spaces.
  • It keeps the indoors warm, eliminating the need to open windows or doors for temperature regulation.
  • The furnace filters the air, removing allergens and dust particles, contributing to improved air quality.
  • It also helps in maintaining the appropriate humidity level. High humidity can cause mold growth, while low humidity can lead to dry skin, nosebleeds, and respiratory issues.
  • Regular maintenance of the furnace is crucial as it saves energy, reduces costs, and extends its lifespan.
  • Proper maintenance also ensures healthy air quality for the occupants of the space.

Have a professional check it regularly to spot any issues before they become major. Don’t let carbon monoxide take over-invest in a well-functioning furnace for safety.

Increased Safety against CO Poisoning

Say goodbye to throwing money at your furnace! A working furnace provides warmth, comfort, and most importantly, safety against carbon monoxide poisoning. CO is an odorless, colorless gas that can be fatal if inhaled.

To protect yourself and your household, replace old furnaces, install CO detectors, and get regular maintenance from licensed technicians. Don’t ignore strange sounds or smells coming from your furnace, either.

By following these steps, you’ll be assured of increased safety against CO poisoning and save those coins for something more valuable!

Reduced Need for Frequent Repairs or Upgrades 

A trusty furnace lessens the need for continual repairs and updates, conserving time and money used for upkeep. This makes it a major appliance for a pleasant living space.

  • A working furnace decreases the number of repairs and upgrades, cutting costs.
  • Professionals servicing the furnace regularly extend its life, making sure of maximum productivity.
  • Upgrading to a modern, power-saving furnace reduces energy bills and boosts ROI.
  • A functional furnace improves indoor air quality, bettering health and eliminating air purifiers.

Moreover, frequent maintenance and upgrading prevent unexpected breakdowns in the peak winter season. Thus, homeowners must prioritize organizing regular service meetings to detect potential issues before they arise.

Pro Tip: Invest in programmable thermostats for more energy savings by modifying temperature settings depending on occupancy patterns.

Take care of your furnace, or else you’ll be stuck in the cold – both literally and figuratively.

Tips and Advice


As an HVAC contractor with years of experience working on furnaces, there are a few final tips and advice I’d like to offer to help you identify and address furnace problems.

  1. First, if you hear strange noises like banging or rattling, or notice any changes in temperature or airflow, it could be a sign of an issue with the blower motor, fan belt, or limit switch.
  2. Secondly, it’s important to keep an eye (and nose) out for signs of carbon monoxide. Carbon monoxide is a poisonous gas that has no scent or color but can cause flu-like symptoms, so it’s important to have a carbon monoxide detector in your home and to always look out for warning signs like a yellow flame or a strong smell of gas.
  3. Lastly, if your furnace is over 20 years old or you’re experiencing frequent breakdowns and high heating bills, it may be time to consider replacing your unit to improve efficiency and save on energy usage. Always remember to stay safe and call a pro if you’re not sure how to handle any furnace issues.

I remember a time when a family in Central Maryland called us in a panic because their furnace wasn’t working at all. Upon inspection, we found that the pilot light had gone out, and after relighting it, their furnace was good as new. It’s important to be vigilant about regular maintenance and keep an eye out for any signs of potential furnace problems.

Clearing space around your furnace is important unless you’re really looking forward to having a melted rubber duck collection.

Keeping Space Around the Furnace Clear

It is crucial to keep the area around the furnace tidy. Combustible materials like paper, clothes, or boxes must be kept far away. Maintain a minimum distance of 3 feet to avoid any danger. Not doing so can cause severe damage and put people in danger. 

Also, watch out for flammable liquids like gas, solvents, and oil near the furnace. A small error could lead to a hazard quickly! So, keep the area around the furnace tidy and free from clutter.

Pro Tip: Label containers that contain flammable substances and store them away from furnaces to prevent accidents.

Using a thermostat is like having a high-maintenance partner – it takes effort to get it just right.

Using Thermostat Wisely

Thermostats are indispensable in our homes. They help us stay comfy! Don’t crank the temp up and down. Instead, just set it and keep it there. It should also be far away from any heat sources like direct sunlight or electronics.

To save energy, manually control your thermostat when you’re out or asleep. This will put cash back in your pocket.

Did you know that programmable thermostats save households around $180 a year? (source: EnergyStar.gov) So, why not start using yours smartly today?

Why not upgrade to an energy-efficient furnace and save money on heating bills? Your wallet will be grateful, and your home will be the envy of everyone!

Upgrading to Energy-efficient Furnaces

When it comes to home heating, an energy-efficient furnace is a smart choice. Here are 6 points to keep in mind:

  • Think about the fuel type that’s most accessible and cheap near you.
  • Pick a furnace with a high AFUE rating (Annual Fuel Utilization Efficiency) for maximum efficiency.
  • Hire licensed pros with experience in energy-efficient furnaces for proper installation.
  • Invest in regular maintenance to keep your furnace running optimally.
  • Check for rebates or other incentives given by local utilities or government entities for energy-efficient models.
  • Take advantage of new technologies like smart thermostats, which can optimize furnace performance based on your needs.

Despite the cost of upgrading seeming overwhelming upfront, the long-term savings on energy bills make it a great investment. An energy-efficient furnace can pay for itself in a few years by reducing energy waste and ensuring optimal function.

When upgrading, don’t forget to use additional resources like online reviews or advice from professionals. Size, heating capacity and brand reputation are all factors to consider.

In addition, take advantage of any tools or services available to help you throughout the process. Consult an HVAC specialist or use online calculators to estimate cost and potential savings. This way, you’ll benefit from an efficient home heating system for years. Need tech support? Just remember, it’s not drinking alone if your laptop is there with you!

Seeking Professional Help for Troubleshooting

If you run into any trouble, get help from a pro. They have techniques and technology to solve complex problems fast. When asking for help, give them all the info on your issue. They’ll show you solutions, add their insights, and answer your questions.

Professionals can also figure out what caused the problem and recommend how to stop it from happening again. Technology changes fast, and missing out on new stuff can mean lost opportunities and less productivity. Get help to keep up with the times, and don’t worry about missing out.

Take action now and get professional help for troubleshooting. Don’t wait for something to break in the winter – replace it now and stay warm!

Time to Consider Furnace Replacement

Replace your furnace? It might seem like a huge job. But there are signs to watch out for that show it’s time to think about a new furnace. Age: over 15 years? Regular breakdowns? Noises or smells? All good reasons to upgrade.

A new furnace means better energy use, which means cheaper bills. Plus, many come with warranties. So you know your heating system will work well.

Make sure to do your research first. Look at the different brands and models. Read customer reviews. Get advice from a professional HVAC expert.

One homeowner waited too long to replace his furnace. He ended up having to pay for expensive repairs. He learned the hard way that regular maintenance and keeping watch for warning signs can stop unexpected breakdowns and expenses. Don’t wait! Upgrade your furnace today.

FAQs


1. How can I tell if my furnace is broken?

There are several signs that indicate a broken furnace, including no heat, weak airflow, strange noises, frequent cycling, and a sudden increase in energy bills.

2. What should I do if my furnace is not producing any heat?

If your furnace is not producing any heat, check the thermostat settings, ensure the pilot light is lit (for gas furnaces), and inspect the circuit breaker. If these are not the issue, it is recommended to call a professional HVAC technician.

3. Why is my furnace producing weak airflow?

Weak airflow can be caused by a clogged air filter, blocked vents or ducts, or a malfunctioning blower motor. Regularly changing air filters and ensuring proper ventilation can help prevent this issue.

4. What could be causing strange noises coming from my furnace?

Strange noises such as banging, rattling, or squealing could indicate a loose or broken part, a faulty motor, or a worn-out belt. It is advisable to have a professional inspect and repair the furnace to prevent further damage.

5. Why does my furnace frequently cycle on and off?

Frequent cycling can be caused by a dirty air filter, a malfunctioning thermostat, or an overheating furnace. Cleaning or replacing the air filter regularly and having the thermostat calibrated can help resolve this issue.

6. Is it normal for my energy bills to suddenly increase when the furnace is broken?

Yes, a broken furnace can cause a sudden increase in energy bills. When a furnace is not functioning properly, it requires more energy to heat the home, resulting in higher energy consumption and increased bills.

7. Can I repair my furnace myself?

While some minor issues can be resolved by homeowners, it is generally recommended to have a professional HVAC technician handle furnace repairs. They have the necessary expertise and tools to diagnose and fix the problem safely.

8. How often should I have my furnace inspected?

It is recommended to have your furnace inspected by a professional technician at least once a year, preferably before the start of the heating season. Regular maintenance can help identify and prevent potential issues.

About the author

Debarghya Roy: A heating systems author, Passionate about energy efficiency and sustainability, Sharing insights and empowering readers through informative blog articles.