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Residential & Commercial AC Repair Services in Frankfort, IL

When Frankfort, IL's summer heat hits, a dependable air conditioning system is no longer a luxury, it's a necessity. At Climate Control Systems, we keep our clients homes and businesses cool and comfortable all summer long with our expert AC repair services that you can count on. If you start to notice that your unit is no longer blowing cold air, making unusual noises, or has stopped working altogether, our experienced technicians are here to get your AC system back on track with emergency HVAC service you can trust.

We handle most types of residential and commercial air conditioning repairs, including central air conditioning systems and ductless mini-splits. Our team offers 24/7 emergency AC repair so that you’re never left without cooling when you need it most. From thermostat repairs to compressor replacements and refrigerant leaks, our technicians handle it all, and have the knowledge and expertise to ensure your system gets back to optimal performance.
A Climate Control Systems Technician repairing an air condtioner

Our AC Repair Services in Frankfort

At Climate Control Systems, we offer a full range of AC repair services in Frankfort, IL, ensuring that your cooling system operates efficiently and reliably. Whether you need residential air conditioner repair service for your home or commercial AC repair for your business, we're the team for the job.

Emergency AC Repair

When your air conditioner suddenly stops working, you need help fast to stay cool. We offer 24 hour emergency HVAC service so you’re never stuck waiting in the heat. Our team is quick to respond, diagnose the issue, and get your system up and running again. We are committed to excellent service and honest, upfront pricing and no surprise fees.

Residential AC Repair

Your home should always feel comfortable. If your unit isn’t cooling like it should, is making weird noises, or has a refrigerant leak, we’re here to help. Our residential AC repair services cover everything from AC compressor repairs to thermostat fixes, keeping your home cool and comfortable and your system working like new.

Commercial AC Repair

Broken air conditioning can throw off your whole workday, and create an uncomfortable environment for employees, customers, and guests. We provide reliable commercial AC repair services to restore your cool air flow and keep your business running smoothly. Whether it’s a compressor issue or a refrigerant leak, we’ve got it covered.

Rooftop mounted package air unit after the coils have been cleaned

Central AC Unit Repair

When your central air system isn’t working right, you might notice uneven cooling or rising energy bills. We specialize in central AC repair service, handling everything from compressor problems and coil issues to electrical fixes and refrigerant leaks. And don’t stress about central AC repair cost, we’ll give you clear pricing before we start.

Ductless AC Repair

Ductless mini-split systems require specialized repairs to keep them running efficiently. With over 50 years in the HVAC industry, we've seen it all. We provide expert ductless AC repair for systems that are leaking, not cooling properly, or having electrical issues. We'll get your unit back in shape so you can enjoy cool comfort again.

AC Electrical Repairs

Electrical issues can cause your HVAC system to short cycle, overheat, trip circuit breakers or shut down completely. Our air conditioner repair services include compressor terminal repairs, thermostat wiring fixes, and capacitor replacements to keep everything running safely and efficiently. We prioritize high quality service and long term solutions to prolong the life of your unit.

Keeping customers comfortable for over 50 years

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Choose The HVAC Technicians Who Stand Behind Their Work

About Us

Signs You Need Air Conditioning Repair Services

A malfunctioning air conditioner doesn’t always stop working completely. In most cases, you'll notice early warning signs that your system needs professional attention. Recognizing these issues early can help you avoid system failures, prevent further damage and extend the lifespan of your unit.

Increased Energy Bills

A sudden spike in your energy consumption could mean your air conditioner is working harder than normal due to a malfunctioning unit. Our technicians diagnose and repair the issue, helping you save on cooling costs and keep your HVAC system energy efficient.

Inconsistent Cooling Across Rooms

If some rooms in your home or business feel hot while others are cool, your system may have an obstruction in the air ducts, thermostat malfunction, or compressor failure. We provide repair services to ensure even cooling.

Frequent Cycling of the AC Unit

If your HVAC units turns on and off repeatedly, it could indicate a faulty thermostat, refrigerant imbalance, or clogged air filter. Our team offers thermostat calibration, refrigerant leak repair, and filter replacements to correct this issue.

Unusual Noises or Vibrations

Grinding, squealing, or rattling noises could mean a loose or failing component, worn-out bearings, or electrical issues. Our highly trained HVAC technicians provide electrical repairs and fan motor replacements to fix these problems.

Foul Odors Coming from Vents

A musty or burning smell coming from your ductwork could indicate mold growth, refrigerant leaks, or overheating electrical components. These problems can be resolved by our hvac technicians while improving indoor air quality.

Ice Buildup on Coils

If you notice ice forming on your evaporator coils, line-sets or outdoor unit it could be due to low refrigerant levels, airflow restrictions, or a dirty filter. We provide leak repair, refrigerant level checks, and filter replacements as solutions.

A compressor caked in ice on the inside of a condenser

Give us a call at (815) 806-1055 or contact us online to set an appointment for air conditioning repairs in Frankfurt, IL.

Common Air Conditioning Problems We Fix

A malfunctioning air conditioner can affect the comfort of your space, increase your energy bills, and lead to expensive repairs if left unattended. At Climate Control Systems, we specialize in diagnosing and repairing all types of issues for residential and commercial air conditioning systems in Frankfort, IL.

Leaking Water or Refrigerant

Leaks around your air conditioning system could point to a clogged condensate drain, a refrigerant leak, or a damaged coil. We provide services like AC coil leak repairs so you can address the issue before it worsens.

Strange Noises or Smells from the HVAC Unit

Unusual noises like grinding, squealing, or rattling can signal electrical issues, failing motors, or loose components. A burning smell may indicate wiring problems. Our team specializes in electrical repairs and can quickly diagnose and fix the issue.

Thermostat Malfunctions

If your thermostat isn’t responding or is giving inaccurate temperature readings, your HVAC system may cycle on and off irregularly. We offer thermostat repair to ensure your heating and cooling system maintains the right temperature, keeping you comfortable year round.

AC Unit Constantly Turning On and Off

Short cycling, where your AC frequently turns on and off, could be due to dirty coils, a faulty thermostat, or refrigerant issues. Our experts will determine the cause and provide the necessary repairs.

Weak or No Airflow from Vents

If your AC is running but there’s little to no airflow, it may be due to a clogged filter, a damaged blower motor, or a ductwork issue. We will find the root of the issue and get it fixed as quickly as possible so you're not left in the heat.

Our Air Conditioner Repair Process

Step 1: Inspection & Diagnosis

We start with a detailed inspection of your HVAC system. We check for issues like compressor failure, refrigerant leaks, thermostat malfunctions, or failed electrical components. Our technicians use industry-leading equipment to detect AC coil leaks, refrigerant line issues, and compressor damage.

Step 2: Upfront Cost Estimate

After diagnosing the issue, we will provide an upfront quote so you know how much the AC repair will cost before any work begins. We believe in transparent pricing whether it’s a small job or a larger project.

Step 3: Performing the Repair

Our technicians quickly carry out the repair job, using high-quality parts, industry-standard equipment and trusted techniques. We do everything we can to get your system back in optimal condition again.

Step 4: Testing & Final Checks

After the repair, we test your AC for proper cooling, airflow, thermostat accuracy, and refrigerant levels. Our goal is ensuring long-term performance and preventing future issues and breakdowns.

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Why Choose Climate Control Systems for AC Repairs in Frankfort, IL?

If you're looking for locally owned HVAC contractor in Frankfort, IL to provide quick and professional emergency HVAC services, you've come to the right place. Climate Control Systems is YOUR HVAC company. Our reputation for reliable residential and commercial air conditioner repair services at competitive prices.

50+ Years of Experience

With over fifty-five years in the HVAC industry, we have seen everything from minor thermostat issues to major compressor replacements. Our HVAC technicians are trained to work on almost all heating and air conditioning systems.

Image circa 1990 of a crane setting a packaged air unit on a rooftop

Certified and Skilled Technicians

Our HVAC professionals specialize in all HVAC services including central AC repair, ductless AC repair, and 24/7 emergency services. We use advanced diagnostic tools to quickly identify the issue and find a solution.

Serving Residential & Commercial Clients

From residential units to commercial AC unit repair, we service residential, commercial, and industrial cooling systems to keep homes and businesses comfortable throughout the summer.

Fast and Reliable AC Emergency Repair

Air conditioner failures don’t always happen at convenient times, so we offer 24 hour emergency air conditioning services to restore your cooling system as quickly as possible.

AC Repair in Frankfort

Frequently Asked Questions

We understand that customers have questions about our commercial and residential AC repair service, so we’ve answered some of the most common inquiries below. If you need more details, feel free to contact our experts at Climate Control Systems for more help.

How do I know if my AC needs repair?

If your air conditioner is not cooling your space properly, making unusual noises, leaking water, or turning on and off frequently, it likely needs a professional inspection. Ignoring these warning signs can lead to bigger and more expensive repairs.

Should I repair or replace my AC unit?

If your unit is more than 10 to 15 years old and needs frequent repairs, replacement may be the more cost-effective solution. Older systems work less efficiently and result in more costly repairs. If its an electrical component failure or dirty coil, a repair is usually the better option, saving money for the homeowner. We would be able to tell you after a thorough assessment of the issue.

How long does an AC repair take?

Most AC repairs can be completed within one to two hours, depending on the issue. More extensive repairs, such as compressor replacements or refrigerant leak repairs, may take longer.

How much does emergency AC repair cost?

The cost of air conditioning repair depends on the issue you're experiencing. Minor repairs, like a dirty cooling coil or failed electrical component, cost less. Major repairs, such as compressor failure or refrigerant leaks cost more. We provide upfront pricing with no hidden fees, so you never get any surprises.

Do you offer emergency AC repair services?

Yes! We provide 24 hour emergency AC repair services in Frankfort, IL and beyond. If your air conditioner stops working unexpectedly, call us for fast and reliable commercial or residential air conditioner repair.

Can I prevent my AC from breaking down?

Yes! Routine AC maintenance is essential to prevent breakdowns. Regular filter replacements, coil cleaning, and refrigerant level checks, for example, help keep your system running well.

Do you offer warranties on AC repairs?

Yes, we stand behind our work and offer warranties on parts and labor for most air conditioning repair services. Contact us for specific warranty details.
  • "Thorough and Professional"

    I contacted them on a Tuesday and scheduled for a Friday maintenance.  They were beyond professional.  

    - Michael S.

  • "Great Experience"

    The crew got to the job on time. They introduced themselves and got right to work. The installation went smoothly and in a couple of hours, the job was complete.After a spotless cleanup, I was given a tour of what was done both inside and out.

    - Mike D.

  • "Quick and Knowledgeable"

    I was very impressed with the quality of service and the price. Thank you for keeping us cool on the hottest day of the year so far.

    - Heather G.

  • "Professional"

    The Climate Control Systems owner came out and looked at things, no pressure and $800 cheaper for the full install of both. Crew was on time, professional and finished in about 5 hours. No issues on anything and cleaned everything up.

    - Sue S.

  • "Professionalism, Punctuality, Quality, Responsiveness, Value"

    Best experience ever! I got a few quotes and they came back the least expensive—with the best reviews. They were super professional, courteous, and timely.

    - Shelby Light
    Country Club Hills, IL

  • "Professionalism"

    The cost for maintenance on both my furnace and a/c was fair, and they were able to accommodate my schedule. Highly recommend them to anyone seeking hvac services.

    - Kristen Adams
    Crete, IL

  • "GREAT JOB BY ALL!"

    Climate Control Systems staff and crews continue to provide excellent service for all our HVAC needs. The new installation was completed in a very timely manner.

    - David Werner

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Treating Customers Like Family for More than 50 Years
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