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A/C Industry Roles

EPA Stakeholder meeting is scheduled for March 16, 2023 

March 16, 2023

EPA is holding a stakeholder meeting on Thursday, March 16 at 11am (EDT) on the reclamation of HFCs (hydrofluorocarbons) in the United States. This meeting is being held pursuant to...
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A Sure Sign Of A Restriction (Part Three)

February 28, 2023

By Richard Hawkins, MACS Technical Writer This is part three in a series of articles about restrictions in A/C systems. If you have not read the two previous articles, they...
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New Product Showcase Winners

February 23, 2023

Every year, MACS hosts a new product showcase in the Trade Show at the Annual Training Event. This year in Nashville, 18 companies displayed their new products in the showcase...
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A Sure Sign Of A Restriction (Continued)

February 16, 2023

By Richard Hawkins This is a continuation of the blog article published on January 24th.  If you have not already read that article, it can be referenced here: https://macsmobileairclimate.org/2023/01/24/a-sure-sign-of-a-restriction/ That...
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A Sure Sign Of A Restriction

January 24, 2023

By Richard Hawkins In the January 4th blog article, we covered a tech call that involved a customer who was experiencing an issue with the low side of an A/C...
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Deere allows farmers to repair their own equipment

January 22, 2023

by Steve Schaeber, MACS technical editor After years of debate, a memorandum of understanding (MOU) has been signed by the world’s largest farm machinery manufacturer. On January 8, 2023, Deere...
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A Memorable Tech Call

January 4, 2023

by Richard Hawkins Happy New Year to everyone. Hope you all had a good holiday season. We will begin the year on something of a light note. I am sometimes...
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EPA proposes GWP limit for five MVAC subsectors

December 22, 2022

By Steve Schaeber, MACS Technical Editor The mobile air conditioning industry has, so far, used R-1234yf refrigerant primarily in passenger vehicles and light duty trucks. Although MACS has reported on...
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Understanding and Diagnosing A/C

November 14, 2022

In the Understanding and Diagnosing A/C class, you'll go beyond minimum requirements for recovery, evacuating, recharging, and recycling by offering real world examples in diagnosing and repairing A/C electrical, computer / BCMs, climate control and electronic components. Most of today’s vehicles come equipped with electronically controlled A/C systems.
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Selection of the Proper O-Ring for Your MAC Application

November 9, 2022

Did you know the selection of the proper O-ring for your MAC Application can have a major result on your A/C repair?
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North American Vehicle and Consumer Trends

October 28, 2022

A look at the latest population trends for light vehicles in North America. Presenters will provide insight on replacement rates for popular A/C products and talk about the changing trends in engine size, vehicle segments, electrification, and more.
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Electric Compressors, EV System Enhancements and Heat Pumps

October 26, 2022

EV and hybrid manufacturers are searching for every yard/meter of range they can squeeze out of their vehicles. In the race to get their newest offerings into the driveways of consumers, range is a major factor. HVAC can severely effect vehicle range, and engineers are doing everything possible to reduce the impact of this creature comfort/necessity.
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