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Residential HVAC Maintenance

Paragon Mechanical has been providing highly rated HVAC maintenance to Chicago and its suburbs for more than 30 years. In Paragon, you'll gain a locally owned and operated HVAC company that has gained the trust of all the communities we serve.

Furnace Maintenance, Air Conditioner Maintenance, Boiler Maintenance, Tankless Maintenance, and More.

The best way to ensure your residential furnace, air conditioner, boiler, or tankless water heater is ready for the ever-changing Chicago seasons is by performing regular HVAC maintenance and cleanings. Paragon Mechanical offers an annual maintenance agreement that includes equipment cleaning, system diagnostic inspection covering a variety of check points, and discounted repair costs for all enrolled members. Paragon’s manufacturer trained technicians strive to provide superior service and will work to earn your complete satisfaction.

In the summer months we perform air conditioner, dehumidifier, hot water boiler, and generator maintenance, and in the winter months we perform furnace, humidifier, heating boiler, and tankless water heater maintenance.

We feature custom-tailored maintenance solutions for all types of equipment wherein we address manufacturer suggested items along with specific items our experienced service team has identified as important focus points.

Some of the common failures that can be predicted, and in many cases avoided, during routine HVAC maintenance are breakdowns and wear-and-tear of the following components:

  • Furnaces, Boilers, and Tankless Heaters
    • Ignitors
    • Flame Sensors
    • Burners
    • Inducer Assemblies (Furnace Only)
    • Safeties and Limits
    • Condensate Drains
    • Control Boards
    • Blower Assemblies
    • Heat Exchangers
  • Air Conditioners
    • Contactors
    • Capacitors
    • Filter Driers
    • Compressors
    • Evaporator Coils
    • Condenser Coils
    • Fan Motors
    • Fan Blades
    • Safety Disconnects
    • Line-Sets
    • Refrigerant Leaks
  • Humidifiers
    • Solenoids
    • Evaporator Pads
    • Drain Tubes
    • Saddle Valves

To learn more about our various HVAC and Domestic Hot Water maintenance offerings, please call (847) 321-9428 today! We also offer 24/7 Emergency Service and our team is able to provide you with same-day services within a reasonable appointment window.

Select a Maintenance Category to Learn More

HEATING MAINTENANCE Furnaces, Boilers, Humidifiers

Trust Paragon to Maintain Your Heating Equipment

There’s no doubt about it, the weather in Chicago and surrounding areas can be downright frigid during the winter months. Having your heating system working at peak performance levels is crucial for your family’s comfort throughout the long season.

Paragon’s experienced service team will assure your heating unit is running efficiently long before the cold weather begins. We run a comprehensive check on multiple items such as heating cycles, thermostat operation, and carbon monoxide levels. We service all makes and models from furnaces, boilers, and unit heaters.

When you choose to regularly maintain your heating system, call Paragon for friendly, professional assistance, call us at 847-321-9428.

COOLING MAINTENANCE Air Conditioners, Condensers, Heat Pumps, Dehumidifiers

Trust Paragon to Maintain Your Cooling Equipment

At Paragon Mechanical, we’re a professional Chicago HVAC company specializing in home comfort. For optimal performance levels of your cooling equipment, you can depend on our commitment to excellent service as well as our 30+ years of stellar maintenance programs throughout Chicagoland. We are certified in all major brand manufactured systems and employ a multi-point checklist to keep your cooling unit running smoothly and efficiently.

To reduce energy bills, sign up for our maintenance agreement today! Call Paragon at 847-321-9428.

HOT WATER MAINTENANCE Tankless Water Heaters, Hot Water Boilers, Indirect Water Heaters

Trust Paragon to Maintain Your Domestic Hot Water Equipment

Running out of hot water is everyone’s nightmare. Having a maintenance contract with Paragon will help alleviate your hot water problems. We conduct preventative maintenance checkups that will extend the life of your hot water system and minimize any extensive repair costs. Save time and money with a comprehensive maintenance plan. Call Paragon today!

With all of the options for residential HVAC maintenance in Chicago, it can be difficult to know who you can trust. You’ll want to choose a company with a comprehensive list of services and proof of success. Look at customer testimonials to see how the Chicago HVAC company your looking into has treated past customers. Call Paragon today to schedule your maintenance, 847-321-9428.

Customer Experiences

“Scott is great I was told by another company the compressor was bad and within 30 minutes of Scott being here my air conditioner was cooling. Scott was great!”

Jay J.
Arlington Heights, IL

“Scott was very good and explained everything to me in a way I could understand.”

Joe J.
Stokie, IL

“I thought I was going to have to spend over $4,000 replacing my air conditioner but when I called Paragon they said they could come out and fix it I was very skeptical. Shame on me Doug came and was able to fix my air conditioning unit right away.”

Marta Z.
Arlington Heights, IL

“Scott did a great job I would call Paragon again in a heart beat.”

Rob B.
Elmhurst, IL

“I never had to call a HVAC contractor before so I was naturally nervous but thankfully I found Paragon and they were honestly such a pleasure to deal with. Chris was smart and very friendly.”

Lee M.
Chicago, IL

“Kevin came out to my home and I explained the problems we have had for years. I went with all his recommendations and now my second floor cooling system works better then ever.

Mike M.
Deerfield, IL

“Chris fixed my AC and adjusted my furnace all in the same visit. He knows his air conditioners”

Joe F.
North Barington, IL

“I called about a leaking water heater and within 3 hours Paragon had my water heater replaced and I am totally satisfied”

Phil H.
Arlington Heights, IL

“I called several companies and Paragon was the only one that seemed like they knew about our tankless system. Chris came out and within an hour we were up and running. This is a great company and is very familiar with the tankless water heaters.”

Drew B.
Northbrook, IL

“Doug was able to explain the operation of my tankless water heater and fix the problem quickly.”

Dan F.
Northbrook, IL

“This company is great from the answering all my questions during the initial phone call to the tech being able to come and replace my water heater quickly and neatly.”

Jennifer H.
Arlington Heights, IL

“Chris was great he came and fixed our tankless heaters and it now works better than it ever did before. My only regret is that we didn’t know about Paragon when we had out heater installed. Paragon is our first choice moving forward for all our mechanical needs.”

Amy M.
Arlington Heights, IL

“These guys are all great they know my tankless heater and was able to fix it right away”

John H.
Arlington Heights, IL

“My tankless heater was leaking and three companies told me I had to replace it I called paragon and they were able to fix it and within 24 hours. I couldn’t be more happy with this company”

Bill F.
Palatine, IL

“Chris was great he fixed our heater within the first hour I couldn’t be more happy.”

Kim P.
Skokie, IL

“After being told by another company that I needed to replace my tankless heater I decided to call another company, Paragon Mechanical, Inc. Scott came and investigated the situation and was able to fix the unit and get it running.”

Stephanie H.
Arlington Heights, IL

“Chris did a great job he fixed my tankless heater and eliminated the problem with noise after being told by another company that noise is normal.”

Robert M.
Arlington Heights, IL

“Chris is very knowledagble about tankless heaters. In the short time he was here fixing my tankless heater he explained the complete operation of the unit and know I understand the product better then ever.”

Dan B.
Lake Forest, IL

“Paragon came out and resolved the problems we had with our tankless heater right away without fail I would use them again.”

Kevin L.
Deerfield, IL

“Paragon Mechanical is the best company i’ve ever used. The guy who answered the phone was awesome and the technician was really great. He explained everything to me and worked quickly to solve the tankless water heater problem I was having.”

John D.
Chicago, IL

“These guys arrive faster than Jimmy Johns!”

Mickey H.
Northbrook, IL

“Scott and Dave came and installed my new Noritz tankless heater and were very clean and neat to the T”

Jack M.
Arlington Heights, IL

“I love my new tankless heater thank you Paragon”

Mickey H.
Northbrook, IL

“I originally had an eternal tankless installed by another company and when it failed for the third time I found Paragon Mechanical and Doug came and installed my new Noritz tankless heater. I am so happy with my experience thus far and look forward to many years with my new tankless heater.”

Chris Z.
Hoffman Estates, IL

“I have never been so happy with a contracting company; they were on-time, very clean and neat and delivered everything that was promised.”

John D.
Itasca, IL

“Doug did a great job installing my tankless heater and informed me of everything along the way. He is a great installer and did an awesome job.”

Mike R.
Arlington Heights, IL

“I had to replace my tankless heater after only 2 year because the previous company installed it wrong. Scott did a great job and though it was the same product you could see the difference between the previous company and Scott’s craftsmen ship.”

Nick W.
Northbrook, IL

“I had a great experience dealing with Paragon and there installation team. I interviewed several companies and am sure that choosing Paragon for installing my tankless heater was the correct choice.”

Jim P.
Deerfield, IL

Manufacturers Serviced

AO Smith
Weil McLain
Amana – Heating & Air Conditioning
Eternal – Advanced Hydrid Water Heating
Bock Water Heaters
Bradford White
Burnham Boilers
General Electric
New Yorker – Residential Heating Boilers
State Water Heaters
Triangle Tube
Utica Boilers
Whirlpool Corporation
Mitsubishi Electric
Richmond Water Heaters
Armstrong Air
American Standard

Dispatch Locations

  • Arlington Heights, IL
  • Elmhurst, IL
  • Hinsdale, IL
  • Naperville, IL
  • Oak Park, IL
  • Lincoln Park, Chicago
  • Northbrook, IL
  • Glenview, IL
  • Winnetka, IL
  • Highland Park, IL
  • Lakeforest, IL
  • Barrington, IL