Service / Maintenance

There When You Need Us Most

Whether your equipment was installed by Air Control Systems or someone else, professional HVAC service is critical to protecting your investment.


We ensure performance through a commitment to regularly scheduled, comprehensive maintenance & repairs; and extend our partnership with a number of optimization and rebate programs – including SCE HVAC Optimization & Green Riverside.

Southern California Edison Logo with sunshine in yellow and green square Green Riverside Logo with Green text in the color Green

The incremental cost of the enhanced maintenance is offset by up to 50% in energy savings and cash incentives. By enrolling in these programs, you can expect reduced energy costs, increased system reliability, improved indoor air quality, extended equipment life, and lower repair costs associated with breakdowns and unplanned service.



With commercial HVAC service customers ranging from office buildings to distribution centers to medical facilities and even to conditioned warehouses, ACS has experience with a wide variety of service needs and equipment manufacturers. Our technicians continue their education with manufacturer and specialty product training, and we strive to exceed our customers’ expectations with GPS dispatching and communication.



The ACS commitment to quality and satisfaction isn’t exclusive to commercial HVAC installation; in fact, for customers across the Southern California region, ACS is their first—and only!—call. Our highly trained, fully licensed commercial HVAC repair technicians are standing by and repair practically any make or model of commercial HVAC equipment. And as one of the most trusted and reliable service providers, we stand by our work where others often leave it behind.


Service Calls

When you need service, chances are you need it right now and done right. Our goal is to resolve your service problems and get your system running on the first trip, including 24-hour emergency service when it just can’t wait. And when service is needed, we utilize advanced GPS-based dispatching to get our team to you fast.


For service emergencies, please call Emergency Support at 909-786-4700


Building Automation

Commercial HVAC service has never been more advanced—or more complicated. But the team of building automation specialists at ACS can identify, operate, and service even the most sophisticated HVAC systems. Remote monitoring of your building controls is available enabling us to access your system, make adjustments, and identify minor issues before they become major problems.

Downloadable Resources

ACS PDF Sell Sheet for the Service Department's Rebate ProgramsACS PDF Preventative Maintenance Sell Sheet for the Service and Maintenance

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"ACS, has gone above and beyond what is required of any HVAC company, they deliver with stellar performance. "

- Miguel Zavala, Facility Maintenance Manager at Ingram Micro Inc.

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