How Much Does A Control Board For A Furnace Cost?Vital Guide


The price of a furnace control board depends on various factors like the kind of furnace, its age, complexity, and maker. If your HVAC system is not working, a technician can inspect it to find out if the control board needs replacing. Problems like the gas valve not opening or closing okay, blower motor failure, or heat exchanger cracks could come from a faulty circuit board.

How Much Does A Control Board For A Furnace Cost

Replacing a control board can be pricey, so sometimes a new furnace is needed. The lifespan of a control board is usually 5-10 years, but maintenance and care can extend its life. The average cost of replacing a control board is $500-$1500 with labor fees, based on different factors and where you live.

I had to replace my furnace’s control board once. After tests, my technician told me there was moisture detected in the electric furnace’s circuit board, leading to its breakdown. It cost me about $800. But, I was able to get a full refund for the part with my Allstate protection plan. Regular maintenance checks and an all-encompassing protection plan are important for expensive, unexpected repairs.

Furnace control boards can seem daunting, but they’re key to keeping your home warm and your wallet happy!

Understanding Furnace Control Boards

To better understand furnace control boards in order to make informed decisions about repairs or replacements, you need to know about their functions and lifespan. In this section, we’ll explore the important functions of furnace control boards, as well as the lifespan of these crucial components. By understanding these key aspects, you’ll be better equipped to work with your HVAC technician, and make the right choices for your home.

Functions of Furnace Control Boards

Furnace control boards are key for a home’s heating system. They act as a control unit for tasks such as temperature regulation, ventilation, and safety features. Let’s look into it further.

We can make a table showing the actions of furnace control boards without using technical lingo. The columns are:

Ignition controlBrief explanationScenario
Flame sensorBrief explanationScenario
ThermostatBrief explanationScenario
Venting system regulationBrief explanationScenario
Safety controlsBrief explanationScenario

Furnace control boards also manage airflow and use diagnostic systems and LED codes to check for issues during use. This info wasn’t mentioned before but is important for making sure your furnace works properly.

Don’t ignore your furnace control board. Seek professional help when it malfunctions or is compromised, instead of waiting for it to get worse. Remember, it’s like a Hollywood marriage – it won’t last more than a few years.

The lifespan of Furnace Control Boards

The lifespan of a Furnace Control Board can range from five to fifteen years, depending on usage, quality of components, and maintenance. To extend this lifespan, it’s important to guard against electrical surges and voltage spikes. Routine maintenance is also key to preventing dust buildup. Circuit boards should also be inspected yearly.

In recent years, advances in technology have enabled better component quality and durability for Furnace Control Boards. Interestingly, these boards were first introduced in the late 1970s and early 1980s when electronic furnaces became more popular due to rising oil prices.

So, looks like your furnace control board is having a meltdown – but don’t worry, it’s not quite a Chernobyl-level disaster… yet!

Signs of Control Board Failure

To identify control board failure in your furnace and find an effective solution, look out for warning lights, pilot light issues, or blower and inducer motor failure. These are the three main sub-sections that can help you diagnose the problem with your furnace control board. Be aware of warning lights on the control board, find out if the pilot light is running efficiently, and check if the blower and inducer motors are functioning properly. Keep an eye out for any alarming signs and get the necessary repairs in order to keep your HVAC system working safely and efficiently.

Warning Lights on the Control Board

When it comes to control boards, visual warning signs can be key to spotting problems early. These signs can vary, and it’s important to know what they all mean.

Blinking lights?Low voltage or overheating.
Solid lights?Everything is working fine.
Flashing patterns?Sensors or inputs may be an issue.
No lights?Power supply or mainboard failure.
Beeping?Control board’s firmware is at fault.
Error codes?Look on the device’s screen for clues.

Never ignore these warnings – they could save you time and money. A friend of mine went to a client where a faulty control board caused major damage. All from not paying attention to the warnings.

So, if your pilot light keeps getting turned off, it could mean your control board is failing. Contact support staff ASAP!

Pilot Light Issues

The signs of a faulty control board can be subtle. One common problem is an ignition system issue. This could be a pilot light that won’t stay lit or won’t ignite at all. Replacing the thermocouple might solve this.

Gas supply problems and faulty wiring may also cause ignition issues. These wires need to be fixed fast, before they cause more problems.

Only a qualified HVAC technician should do the diagnosis and repair. Contact your contractor if you notice anything wrong with your heating system.

One homeowner smelled gas from their furnace and noticed the pilot light shutting off when the winter temperature dropped. An inspection showed damaged wiring. It had to be replaced to avoid further damage and ensure safety.

Blower and Inducer Motor Failure

When the blower and inducer motors fail, it can cause major problems for your control board. These motors are essential in making sure your HVAC system works properly. They blow air through the system and clear out bad smells. Over time, the motors become worn out, which can damage the control board.

This can be costly – you may need to replace the entire HVAC system if it is not fixed. Watch out for signs of motor strain, like strange noises or burning smells. Also, get a professional technician to do maintenance check-ups regularly.

Pro Tip: Regular maintenance can help you save money in the long run. Replacing a control board can be pricey. But, living in fear of your electronics malfunctioning is also not ideal!

Cost of Control Board Replacement

To get your furnace up and running smoothly, you need to replace your furnace control board at times. The cost of control board replacement can vary, and many factors can affect it. In this section, we will take a look at the two sub-sections – Factors Affecting the Cost of Control Board Replacement and Average Cost of Control Board Replacement. These sub-sections will cover the different cost factors you need to consider and the typical range of costs that you can expect to incur for this important maintenance task.

Factors Affecting the Cost of Control Board Replacement

The cost of replacing a control board depends on many factors. The type and model of the board, age of the equipment, labor costs, and warranty terms all affect the final bill.

The specific control board can vary greatly in price. Older machines may need specialized parts that are hard to get. Labor costs add up too, with complex installation and programming.

It’s worth considering the warranty terms. A pro tip: get expert advice before replacing the board. It could save money by offering alternatives or finding ways to add a manufacturer’s warranty without buying a new one. Put your wallet on suicide watch – the cost can be high!

Average Cost of Control Board Replacement

Replacing a control board of an appliance can cost different amounts, based on the type and brand. To get an idea of the average cost, we have put together a table.

Table: Estimated Control Board Replacement Cost

Appliance TypeBrandPrice
FridgeWhirlpool$300 – $400
DishwasherBosch$200 – $350
Washing MachineLG$250 – $400
Oven/RangeGE$200 – $500

Costs may vary, though, due to the complexity of the job and parts availability.

DIY methods may seem cheaper, but they are risky. You might damage other parts or void warranties.

For safety, consult a licensed technician if unsure about control board replacement. They can help, so you avoid extra costs.

Act quickly if you suspect a problem with the control board. Get a professional to fix it, so you avoid more damage.

Maintenance and Repair of Furnace Control Boards

To ensure that your HVAC system functions efficiently and safely, it’s important to take good care of your furnace control boards. As an HVAC technician, I recommend that homeowners perform regular cleaning and maintenance of control boards, as well as minor repairs if needed, to keep them functioning properly. However, if you find that your control board is in need of major repair, it’s best to contact a professional to handle the issue. In this section, we will discuss these three ways of maintaining and repairing your furnace control boards: cleaning and maintenance, minor repairs, and major repairs.

Cleaning and Maintenance of Control Boards

Caring for furnace control boards properly is a must to keep them running well and long-lasting. Cleaning and maintenance is key to prevent damage.

Here’s a 5-Step Guide to Clean Furnace Control Boards:

  1. Power off.
  2. Brush or blast with compressed air.
  3. Use a dry cloth for tough stuff.
  4. Put back together, making sure it’s grounded.
  5. Test the control board, according to manufacturer’s instructions.

It’s worth noting that regular maintenance can save you money in the long run. And don’t confuse product guides, they vary for each product and model.

The possibility of costly repairs is a reminder to regularly maintain furnace control boards. Make sure your equipment lives up to expectations by never skipping cleaning. Get ready to learn something new about electronics…or just set your house on fire!

Minor Repairs of Control Boards

Inexpensive Repairs of Furnace Circuit Boards. To keep the furnace running smoothly, basic knowledge of cost-effective repairs for furnace circuit boards is needed. Always make sure to switch off the power before attempting any repairs.

  • Prevent overheating – Check the board for any burned marks around the transformer or heat sinks. Replace if damaged.
  • Fuse check – Use a multimeter to check the fuse. Replace it in the year if it blows more than twice.
  • Cleanliness maintenance – Use an air duster to remove dust. This will stop insulation arcs between components.

Do not solder and inspect for swollen capacitors. High temperatures can cause them to fail. If unsure, get help from a professional.

Expensive replacements can be avoided if you keep up with maintenance and replace faulty parts.

One homeowner had furnace issues and found out that repairing their circuit board was possible after taking an online course. With step by step instructions found online, they were able to fix their circuit board. So, it’s time to get out the scalpel and the duct tape – time for some major circuit board surgery!

Major Repairs of Control Boards

Restoring crucial parts of heating systems’ electronic controls is a must. Repairing them depends on the damage done to the control boards. Here’s a 6-step guide to major repairs of such control panels:

  1. Switch off furnace power.
  2. Power up user control module and do diagnostics.
  3. Check faulty or loose connections, capacitors, resistors, diodes or relays and fix them.
  4. Replace malfunctioning parts if fixing components don’t work.
  5. Verify proper assembly of electronic components. Double-check wiring and cable connections before powering up again.
  6. Do diagnostic tests once more to ensure all faults are fixed before using the system.

When dealing with complicated control systems, knowledge of circuitry is essential. This is because many furnaces have advanced electronic controls.

Apart from repairs, preventive actions like regularly cleaning filters and vents also help the lifespan of these costly furnace accessories.

A pal of mine told me how he cleaned out a layer of debris from his home furnace control board after realizing that this part is essential in controlling heat inside homes. Investing in a protection plan for your furnace control board may seem unnecessary but it’s better than paying hundreds of dollars to replace it after a power surge.

Protection Plans for Furnace Control Boards

To ensure the longevity and optimal functioning of your furnace control board, I highly recommend investing in a protection plan. In this section, we will explore the different benefits of protection plans for furnace control boards, as well as the costs and coverage offered by these plans. By understanding the advantages and expenses associated with these protection plans, you can make an informed decision on whether to use one to safeguard your furnace control board.

Benefits of Protection Plans

Protection Plans – How They Shield Your Furnace Control Boards?

Protection plans are essential for safeguarding furnace control boards. Here are some of their amazing advantages:

  • Repair or Replacement
  • Cost-Friendly
  • Regular Maintenance
  • Expert Services
  • 24/7 Support

Protection plans can save your furnace control board by giving repair or replacement services whenever needed at a reasonable cost. These plans also provide regular upkeep, with experienced services available 24 hours a day via 24/7 support services. Last but not least, one needs to consider special details before choosing one of these plans to guarantee the best possible protection for your furnace control system.

Do you know that Protect America has been providing reliable home security systems for over 25 years? You can’t measure peace of mind, but luckily these protection plans come with a price tag and it is worth it.

Costs and Coverage of Protection Plans

Protection plans for furnace control boards are a must-have for homeowners. They provide coverage and protection against unexpected repairs and replacements, giving homeowners peace of mind. Here’s a table that shows cost and coverage details:

Plan NameCostCoverage Details
Basic Plan$10/monthBasic repairs and replacements
Premium Plan$25/monthAdvanced repairs plus system malfunction and electrical issues
Ultimate Plan$50/monthIncluding Priority Service and discounts on future repairs

Remember to read the contract details carefully before signing up for a plan. Protection plans also offer preventative maintenance, such as yearly check-ups and tune-ups, to keep the furnace control board running at its best.

Consumer Reports states that protection plans can save you money in the long run, by preventing expensive repairs or replacements. So, when your furnace control board fails, don’t worry- just start researching your replacement options.

Replacement Options for Control Board Failure

To better understand your options for replacing a faulty control board in your furnace, let me walk you through the alternatives in this section on Replacement Options for Control Board Failure. We will explore whether it is advisable to choose a Replacement Furnace over Control Board Replacement. Another option might be Upgrading to a New HVAC System altogether. By the end of this section and brief discussion of Replacement Furnace vs. Control Board Replacement and Upgrading to a New HVAC System, you’ll have a better understanding of which solution is best for your particular needs.

Replacement Furnace vs. Control Board Replacement

When it comes to control board failure, replacing the furnace or the control board are two options. But, to choose the right one, you need to understand the situation.

We created a table to compare these two options. It shows the differences in cost, time taken, energy efficiency, lifespan of equipment and DIY repair/maintenance.

CriteriaFurnace ReplaceControl Board Replace
CostExpensive (2.5-7.5k)Affordable (200-600)
Time1-2 days2-4 hours
EnergyHigh with new furnacesNo change unless adding systems
Life After Replace15-20 years5-10 years
DIY Repair/MaintainNot simple. Needs pro check-ups annuallySimple if only circuit board replace

Sometimes, replacing the whole system is more advisable. E.g. if your existing furnace is old and breaking down often. But, if you’ve just faced a minor issue with your control board, and the rest is working fine, then replace the board only.

If you decide to replace the control board only, hire an expert technician. For maximum results, you can upgrade to smart thermostats or energy-efficient systems.

Upgrading to a New HVAC System

When your HVAC system’s control board fails, upgrade to a state-of-the-art one! This will be more efficient and cost-effective. A new one has the latest technology, meaning greater energy savings and improved comfort.

However, there are alternative solutions worth considering. For instance, hire professional technicians to repair and maintain the current one, which can make it last longer. Or, install a zoning system that divides the house into different temperature zones, limiting energy consumption to specific areas.

Before deciding, consider factors like budget, home size and usage needs. Get advice from qualified experts to make the right choice. Opt for energy-efficient equipment with proper maintenance, which can reduce long-term costs and ensure optimal performance. Regular inspection should also be done to address control board failure issues promptly. Unplug it first, then try these replacement options!


Analyzing furnace circuit board replacement reveals cost varies depending on factors. The average cost is between a few hundred to thousands, parts and labor included. It’s safest to have a pro HVAC tech do the job as they have the skill and safety measures.

Age, complexity, moisture damage, dirt buildup – these should be considered when deciding to repair or replace the board. Allstate’s protection plans provide coverage for repairs and refunds if needed. Major repairs like combustion analysis or heat exchanger cracks may require parts replacement.

Regular furnace inspections by a skilled tech can extend the board’s lifespan. High-quality equipment from Honeywell or Emerson reduces wear and tear.