Author Archives: macsworldwide

About macsworldwide

Mobile Air Conditioning Society (MACS) Worldwide Founded in 1981, MACS is the leading non-profit trade association for the mobile air conditioning, heating and engine cooling system segment of the automotive aftermarket. Since 1991, MACS has assisted more than 600,000 technicians to comply with the 1990 U.S. EPA Clean Air Act requirements for certification in refrigerant recovery and recycling to protect the environment. The Mobile Air Conditioning Society (MACS) Worldwide’s mission is clear and focused--as the recognized global authority on mobile air conditioning and heat transfer industry issues. www.macsw.org

MACS AG HVAC clinic in Norfolk, NE


MACS held our first ever agricultural HVAC clinic at MACS member Northeast Community College in Norfolk, NE on Friday, March 24 attended by 31 technicians. MACS wants to thank Doug McKibbon of Northeast Community College for his invitation to use … Continue reading

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Truck heater control valves


By Chris Tyson, MACS heavy duty contributor We have several Class 8 trucks in our fleet and when temperatures begin to drop outside many of their owners visit our shop for heater-related repairs. That’s exactly what happened when the operator … Continue reading

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Mind the cap!


By Steve Schaeber, MACS manager of Service Training Radiator caps play an important role in engine cooling systems, sometimes more important than you may think. It might appear they are simply an access point to open and close the system … Continue reading

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Going electric


By Steve Schaeber, MACS manager of service training One of my favorite childhood toys was an electric race track set, but more fun than playing with it was taking apart the little cars to see what made them work. There … Continue reading

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MACS 2017 Spring Mobile A/C Training Clinics


MACS has many mobile A/C training clinics scheduled throughout North America and we are adding more everyday! Please click here to see the full schedule of clinics and register to attend today! If you’re a service professional and not a … Continue reading

Posted in #1234yf, Automotive Aftermarket, Automotive training, MACS Member, Mobile Air Conditioning, Uncategorized | Tagged , , , , , , , , | Leave a comment

Radiator service and repair in March ACTION magazine


Your engine’s cooling system has an enormous job to do. In fact not just one job, but many jobs shared amongst several other systems. Its main purpose is to absorb excess heat generated by the engine, cool the transmission fluid … Continue reading

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R-1234yf at the 2017 PHL Auto Show


By Steve Schaeber, MACS Technical Editor MACS has been keeping up with the roll-out of R-1234yf refrigerant for several years now, and as expected the 2017 model year has extended HFO’s reach into several more models and with more manufacturers … Continue reading

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MACS takes California by storm – literally!


MACS 2017 Training Event and Trade Show in Anaheim, CA was a splashing success! 950 attendees enjoyed training, social events and commerce through what was mostly a beautiful week in Southern California. They also weathered a historic, record breaking storm … Continue reading

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Alternative fuel vehicle service


  By Andy Fiffick, MACS Chairman/CEO and Owner Rad Air Complete Car Care I come from a Ford family. My Dad retired from Ford in 1989, I have two brothers still employed there, and I worked at the company  for … Continue reading

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Gen 2 Ridgeline cools with R-1234yf


  By Steve Schaeber, MACS Technical Editor The 2017 Ridgeline is the second generation of Honda’s midsize pickup truck, redesigned and brought back in June 2016 following a short 2 year production hiatus. Like other manufacturers who are introducing new … Continue reading

Posted in #1234yf, ACtion Magazine, Automotive Aftermarket, Automotive training, Environmental Protection Agency, Hybrid, MACS Member, Mobile Air Conditioning, Refrigerants | Tagged , , , , , , , , , | Leave a comment