ACSI has remained an essential business at full capacity.

    Photo of We Got You Covered graphic from ACSI

    Since 1984, the experts at American Combustion Service, Inc. have provided countless clients with unparalleled, personalized service. From boiler and burner installation and maintenance to piping and emergency repairs, our work reflects our commitment to excellence in both technical skill and customer service. With our highly experienced maintenance staff and sizeable large-parts inventory, we’re here to keep your system running smoothly whenever you need us-24 hours a day, seven days a week.
    FUEL BURNERS

    Whether you have a gas, oil, or alternate fuel burner, we can help. We offer:
    – Emergency service and replacement
    – Combustion systems
    – Combustion testing
    – Burner tune-ups
    – NO2 reduction for cleaner air
    BOILERS
    From new installations to repairs, we specialize in:
    – Low- and high-pressure steam
    – Steam, gas, oil, and process piping
    – Fuel-oil tank and piping code upgrades
    – Containment piping
    – Installations, repairs, and service of de-aerators
    – Feedwater systems
    – Condensate/vacuum return steam systems
    INCINERATORS AND AFTER BURNERS
    ACSI’s extensive experience allows for professional installation and maintenance of:
    – Ovens
    – Melting furnaces
    – Driers
    – Waste heat recovery systems
    AIR CONDITIONING SYSTEMS
    No matter the type of system, we’re here to help with:
    – Sheet metal modifications and changes
    – Temperature controls
    – Scheduled maintenance programs
    INSTRUMENTATION CALIBRATION SERVICES
    To ensure that your system is working safely and to its full potential, we offer:
    – New electronic and old pneumatic boiler controls and instrumentation
    – Flame safety control “updating”
    REFRACTORY
    Add years to your boiler’s operation with combustion-related refractory products and services. ACSI specializes in:
    – Refractory repairs
    – New refractory installations
    STEAM TRAP TESTING AND SURVEYS

    Avoid energy loss and equipment damage with an evaluation of the effectiveness of your system’s steam traps.
    PARTS/VALVES/CONTROLS/PUMPS

    ACSI offers a wide selection of new and used equipment and parts to fit any budget.

    Whatever your system needs, ACSI is here to help. Join our family of satisfied customers. Call (773) 737-9200.

    We’ve got you covered!
    Sincerely,

    Frank Lacny, President

    American Combustion Service, Inc.

    bio
    Frank Lacny
    Frank founded American Combustion Service, Inc. & ACSI Mechanical in 1984. His consulting and specialized service capabilities for working on any type of fuel burner and/or fuel has earned ACSI a reputation as “burner specialists” in the community. Frank has trained and consulted for many groups and companies in Chicago and the Chicago Metropolitan Area. His areas of expertise include burner start-up work, unusual boiler room problem-solving situations, and general backup service support.

    News

    • Remembering Those Who Helped Build Our Country

      REMEMBERING THOSE WHO HELPED BUILD OUR COUNTRY... AND TO THOSE WHO GET UP EVERY DAY AND WORK HARD FOR ALL PEOPLE!...

    • Are We Doing Enough for You?

      YOU are important to us. We want to make sure that we are doing all we can from our end, to assist you with any help you may need. Now is the time to start thinking about getting your boilers and heating systems checked over. Let’s fix the small problems now before they are big problems later....

    • A Very Cool Deal

      Summer is in full swing, and your air conditioning unit is hard at work. You can make sure it keeps doing its job, by giving it the attention it needs. ...

    TESTIMONIALS