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Comprehensive AC Service Solutions in Westchester, IL

When your air conditioning system starts showing signs of trouble during the sweltering Illinois summer, you need reliable AC service that responds quickly and effectively. At Energy Services Air Conditioning and Heating Company, we understand that a malfunctioning cooling system isn’t just an inconvenience—it’s a threat to your family’s comfort and well-being. Our comprehensive air conditioning service covers everything from routine maintenance to complex repairs, ensuring your system operates at peak efficiency throughout the cooling season.

Our certified technicians arrive equipped with advanced diagnostic tools and extensive parts inventory, allowing us to identify and resolve most AC issues during the initial service call. We service all major brands and models, including high-efficiency units, ductless mini-splits, and traditional central air systems. Whether you’re dealing with insufficient cooling, strange noises, unusual odors, or complete system failure, our team has the expertise to restore your comfort quickly.

Understanding Common AC Problems and Solutions

Air conditioning systems are complex machines with numerous components that must work together seamlessly. One of the most frequent issues we encounter involves refrigerant leaks, which can reduce cooling capacity by up to 20% and increase energy consumption significantly. Our technicians use electronic leak detectors and UV dye testing to pinpoint even the smallest leaks, then repair them according to EPA regulations before recharging your system to manufacturer specifications.

Electrical problems represent another major category of AC service calls. Capacitors, contactors, and relays can fail due to voltage fluctuations or simple wear and tear. These components are crucial for starting and running your compressor and fan motors. During our service visits, we test all electrical components, measure amp draws, and verify proper voltage to prevent unexpected breakdowns. We also clean and tighten all electrical connections, as loose connections cause approximately 30% of AC system failures.

Preventive Maintenance Programs That Save Money

Regular maintenance is the cornerstone of reliable air conditioning performance. Our comprehensive maintenance programs include thorough system inspections, cleaning, and adjustments that can extend equipment life by 40% or more. During each maintenance visit, we perform these essential tasks:

  • Clean or replace air filters to maintain proper airflow and indoor air quality
  • Inspect and clean evaporator and condenser coils to maximize heat transfer efficiency
  • Check refrigerant levels and test for leaks to ensure optimal cooling performance
  • Lubricate all moving parts to reduce friction and prevent premature wear
  • Verify thermostat calibration and operation for accurate temperature control
  • Test safety controls and switches to protect your equipment and home

Studies show that properly maintained air conditioning systems use up to 25% less energy than neglected units. This translates to significant savings on your monthly utility bills while reducing the likelihood of costly emergency repairs. Our maintenance agreements also include priority scheduling and discounted repair rates, providing additional value and peace of mind.

Emergency AC Service When You Need It Most

Air conditioning failures don’t follow convenient schedules. That’s why we offer 24/7 emergency service to ensure you’re never left suffering in the heat. Our emergency response team is specially trained to diagnose and repair critical cooling issues quickly, getting your system back online with minimal disruption to your daily routine.

Common emergency situations include complete cooling loss, water leaks from the indoor unit, burning smells, or electrical issues causing circuit breaker trips. When you call our emergency line, a knowledgeable dispatcher will gather essential information about your system and symptoms, then dispatch a qualified technician immediately. We stock our service vehicles with commonly needed parts to maximize first-call resolution rates.

Expert AC Installation and System Upgrades

Sometimes, despite our best repair efforts, an aging air conditioning system reaches the end of its useful life. Modern high-efficiency systems can reduce cooling costs by up to 50% compared to units installed 15 or more years ago. We help you select the right-sized system for your home through detailed load calculations, considering factors like square footage, insulation levels, window placement, and local climate data.

Our installation process follows strict industry standards and manufacturer guidelines. We properly size and install new refrigerant lines, ensure adequate electrical capacity, optimize ductwork design, and commission the system for maximum efficiency. Every installation includes comprehensive testing and customer education about operating and maintaining your new equipment.

Whether you need routine AC service, emergency repairs, or a complete system replacement, Energy Services Air Conditioning and Heating Company delivers the professional expertise and responsive service you deserve. Contact us today to schedule your air conditioning service and experience the difference that dedicated comfort professionals can make in your Westchester home.

Chicagoland HVAC Excellence
Service Areas
With locations in Naperville and Elmhurst, we provide exceptional heating and cooling solutions to families throughout Naperville, Aurora, Geneva, St. Charles, Oswego, Lisle, Downers Grove, Glen Ellyn, and Wheaton, IL since 1976.
Naperville

512 W 5th Ave
Naperville, IL 60563

Naperville

512 W 5th Ave,
Naperville, IL 60563
Naperville Office

Elmhurst

510 Spring Rd #1,
Elmhurst, IL 60126
Elmhurst Office

Why Choose Us
Your Neighbors, Your Comfort Specialists
NATE-Certified Excellence

Our technicians hold North American Technician Excellence certification, the industry’s most rigorous testing program. This elite qualification ensures you receive service from professionals with verified expertise in all aspects of HVAC installation and repair.

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Carrier® Factory-Authorized

As a Carrier Factory-Authorized Dealer, we meet exacting standards for technical competence, business practices, and customer satisfaction. This distinction means we can offer the industry’s leading products backed by superior installation expertise and warranty support.

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Complete HVAC Solutions

From routine maintenance to complex system design, we handle every aspect of home comfort. Our comprehensive approach addresses heating, cooling, air quality, and energy efficiency to deliver integrated solutions perfectly tailored to your specific needs.

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Your Trusted Local Experts

With deep roots in Naperville and Elmhurst since 1948, we understand the unique comfort challenges of Chicagoland homes. Our longstanding connection to the community drives our commitment to delivering honest recommendations and lasting quality on every project.

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24/7 Emergency Response

Home comfort emergencies don’t follow business hours, and neither do we. Our around-the-clock emergency service ensures you’re never left without help when systems fail. With prompt response times and fully-stocked service vehicles, our technicians arrive prepared to resolve your urgent issues quickly.

Year-Round Comfort, Lifelong Customers
Your Neighbors Share Their Energy Services Experience
My service has never been anything short of excellent. The same technician has been providing us service for several years now. He knows us and our heating and air conditioning needs. Also, his demeanor makes him someone we are happy to have in our home! The service is excellent, the...
Lawrence K. Verified Review
Matt was Great!!! Quick, honest, friendly service with a personal touch. What more could you ask for! They always take care of my family’s best interests into consideration and are transparent about repairs, replacements and any costs involved. I always know I’ll be treated with respect and given the best...
Craig P. Verified Review
I’m very impressed with Energy Service’s professionalism … I’ve used them many times. I get prompt, professional service from the same technician for each service session. I’ve used this company for HVAC regular maintenance service and whole house duct cleaning, and I highly recommend them. My service technician, Dan, leaves...
David F. Verified Review
Always great service! I’ve used them for years and recently had an equipment issue. They went above and beyond to work with the manufacturer to identify the issue and get me an upgraded product covered by warranty.
David B. Verified Review
Energy Services has been our HVAC go to for over 30 years – both home and business – wouldn’t have it any other way. They are professional, hardworking, reliable and always ready to jump in at a moments notice. Oh, and many of their team have been there a LONG...
Kris H. Verified Review
We had our spring AC maintenance visit yesterday. David Beam was here – we always request him. He is great! He’s very friendly and thorough. He clearly explains what he has done, and any concerns or problems that he may have found. He is a superb representative for Energy Services....
Tim R. Verified Review
Matt G came for our AC and Furnace inspection. He did a very thorough job of putting probes into the ducts, opening up each and every part of both the AC and Furnace, checking each and every part both inside and outside the house. We are going ahead with replacing...
Chiradeep S. Verified Review
Susan was very detailed and did a fantastic job cleaning and inspecting my air conditioner and furnace. I had a problem with my Nest thermostat and Susan also fixed that. Needless to say I am extremely pleased with the service provided.
Brian H. Verified Review
They are always on time. Very knowledgeable. They called to reschedule my A/C maintenance because they had a cancellation and could come a month earlier than my scheduled appointment. I appreciate that they are always looking out for their customers.
Mike K. Verified Review
Brandon and Andrew showed up on time and proceeded to explain the works that they were about to do. They were courteous, knowledgeable and able to answer all my questions. They worked efficiently and the results were really good. I’d recommend them and Energy Services for AC and Heating needs.
Adi K. Verified Review
David, who quoted and sold us the new system, and the installers Jeff and Matt, were all great! Very responsive, friendly, and knowledgeable! We continue to be very happy using Alan Energy Services for our HVAC systems.
Scott K. Verified Review
We got a new furnace unexpectedly this year and have continued service with Energy Services. Most recently, Carlos came to check up on our AC and he was lovely! Explained everything well, including several options, and did a fantastic and thorough job.
Catherine Z. Verified Review
Great service and have been a customer for seven years. Honest and reputable which is what you want in an AC company. A company that has earned my trust for reliable service and someone that you can count on. Thank You.
Jeffrey M. Verified Review
We had Susan and Andrew here doing the vent cleaning for us and they were amazing! Professional, yet extremely friendly, and Definitely left our house cleaner than when they found it lol. We really appreciated how easy it was to work with the company, I look forward to working with...
Danielle W. Verified Review

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Chicagoland HVAC Excellence
Service Areas
With locations in Naperville and Elmhurst, we provide exceptional heating and cooling solutions to families throughout Naperville, Aurora, Geneva, St. Charles, Oswego, Lisle, Downers Grove, Glen Ellyn, and Wheaton, IL since 1976.
Naperville

512 W 5th Ave
Naperville, IL 60563
View Naperville Reviews On Google

Naperville

512 W 5th Ave,
Naperville, IL 60563
Naperville, IL

Elmhurst

510 Spring Rd #1,
Elmhurst, IL 60126
Elmhurst, IL

Westchester, IL