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A/C Refrigerant

A look into the 2024 Training Event & Trade Show

February 7, 2024

By: Alexa Murphy, Events, Membership, & Marketing Assistant As many of you may already know, I have just worked and participated in my first MACS Training Event and Trade Show...
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From the Service Archives – ACtion Magazine 2020

December 20, 2023

System Service Tips by Larry Turay, AAM, Contributing Editor Everyone has a set routine to follow during the service process when replacing failed components. Sometimes after we have done a...
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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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Honeywell files EPA SNAP Application to Retrofit R-134a systems to R-1234yf

October 5, 2023

Honeywell has filed a SNAP application with the US EPA for approval to offer R-1234yf as a retrofit for R-134a. In 2022, the EPA received a SNAP application from Koura....
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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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Yes, The Service Port Cap Really is the Primary A/C Seal!

September 19, 2023

For years, we have been told that the primary seal for the A/C service ports lies in the service port cap. Yet day after day, technicians let vehicles leave the...
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European Chemicals Agency (ECHA) accepting comments on PFAS rules

September 13, 2023

The European Chemicals Agency (ECHA) continues to accept comments on the proposed use restrictions to thousands of chemicals commonly found in automotive and other applications related to PFAS. PFAS stands...
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What is the proper refrigerant charge for this A/C system I’m working on?

September 11, 2023

By: Richard Hawkins, MACS Contributor That is a question that comes up countless times when doing mobile A/C work.  When working on a car, light truck or SUV, it is...
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EPA Set to Issue NPRM on AIM ACT Refrigerant Reclamation

September 7, 2023

The US EPA is set to issue a Notice of Proposed Rulemaking (NPRM) by September 30, 2023 in accordance with the requirements of the US AIM Act 42 USC 7675...
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Refrigerant Deja Vu (Part Deux)

May 30, 2023

By Richard Hawkins, MACS Technical Contributor This is the second of two articles about the transition from R-134a to R-1234yf refrigerant. Part 1: Refrigerant Deja Vu – May 8th The...
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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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