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Off Road

Get your Customers to help!

November 1, 2023

By: Jerry Lemon for MACS ACtion Magazine Jul/Aug 2023 Issue Everyone I know doing A/C service on HD trucks and Heavy Equipment is slammed with work. It seems rather counter...
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The End of Traditional Vapor Compression A/C

October 20, 2023

By MACS Staff As fossil fuel vehicles, powered Internal Combustion Engines (ICE), are replaced on dealer lots in favor of Electric Vehicles (EVs), significant changes are coming to the vehicle...
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MACS Presenting at MAACA Super Saturday

October 4, 2023

MACS Manager of Service Training, Steve Schaeber, will be presenting a Section 609 Certification Prep Class and Test at the Mid Atlantic Auto Care Alliance (MAACA) Super Saturday Event on...
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Everything You Need to Know About MACS 2024 Annual Training Event & Trade Show

September 28, 2023

Are you ready for the Mobile A/C industry event of the year? MACS is proud to announce its 2024 Annual Training Event & Trade Show, taking place from January 31st...
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Recycle vs Reclaim

May 17, 2023

By Steve Schaeber, MACS Technical Editor MACS member shops (and in fact, almost every repair shop in the country that services mobile A/C systems), have been servicing those systems the...
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Avoiding Expansion Valve Woes (Part 1)

March 21, 2023

By Richard Hawkins On March 2nd, an article was published in this blog covering a class that was held at the recent MACS Training Event and Trade Show.  The class...
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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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Follow up on the 12/30/22 EPA virtual public hearing

January 12, 2023

By Steve Schaeber, MACS Technical Editor Let me start off by saying Happy New Year! to everyone, and here’s to a great 2023! Since many of you were on holiday...
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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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Too Many Compressors

December 20, 2022

The blog article published on November 8, 2022, focused on understanding the importance of knowing the precise location of service ports when faced with a challenging A/C diagnostic issue.  It...
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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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