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

How many R-1234yf cars are in the EU?


Fun Fact: In 2013, there were 99,609 vehicles using R-1234yf A/C systems In 2014, there are 186924. Thanks to http://www.duh.de for the stats!

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More on R-1234yf


By Steve Schaeber, MACS Technical Editor Continuing on the conversation I had with Tom Morris of Honeywell, here is part two of Steve’s yf Blog series, covering some of what we discussed. Q.Do you envision the heavy duty truck and/or … Continue reading

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MACS to roll out new Section 609 Certification program on January 1, 2015


MACS Worldwide Section 609 technician training program, updated for R-1234yf, approved by U.S. EPA The Mobile Air Conditioning Society (MACS) Worldwide will roll out a new Refrigerant Recovery and Recycling Technician Certification Training Program on January 1, 2015. MACS will … Continue reading

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Change, price and respect


By Andy Fiffick, Chairman and CEO MACS Worldwide, president Rad-Air Complete Car Care, Cleveland, OH I don’t know about your shop, but pricing seems to be on our minds every hour of every day. First, what is wrong with the … Continue reading

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Service information: What do techs want?


By Elvis L. Hoffpauir, MACS president and chief operating officer This fall, MACS explored accessing service information, and our associated survey on the topic drew more than 200 responses, some unexpected and enlightening. Given the technology-saturated world we live in, … Continue reading

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Better brush up on your heater repair knowledge!


According to the National Oceanic and Atmospheric Administration (NOAA), November was 16th coldest on record for the contiguous U.S. Eastern U.S. was cold, while the Southwest was warm. The contiguous US snow cover extent was record large. Alaska had fifth … Continue reading

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What do you know about the electric water pump?


Electric water pumps are not only more efficient than belt or chain-driven water pumps, but they can earn carbon credits toward Corporate Average Fuel Economy (CAFE). Okay, electric pumps are nothing new as they have been used as auxiliary pumps … Continue reading

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Commercial vehicle sales keep rolling


From IHS According to the IHS Quarterly Commercial Vehicle Report for September 2014, new commercial vehicle registrations for GVW 3-8 vehicles for the first nine months of the 2014 calendar year were 488,966 units and represented an increase of 13.9% … Continue reading

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HC refrigerants explode in truck cabin


By Elvis Hoffpauir, MACS president and chief operating officer VASA, which represents mobile A/C, electrical and cooling system professionals in Australia and New Zealand, has long sounded warnings about the potential dangers of using hydrocarbons in mobile air conditioning systems … Continue reading

Posted in #off road vehicles, Automotive, Mobile Air Conditioning, Refrigerants, Uncategorized | Tagged , , , , , , , | Leave a comment

580 Super L door seals


By Chris Tyson, MACS HD Technical Contributor We have an older Case backhoe at our shop that definitely sees its fair share of use out on job sites. In fact, I was operating this machine a few weeks ago when … Continue reading

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