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Electric

Electric Vehicles Need Coolants

October 26, 2023

By: Chris Holley, MACS Member & Instructor at Pennsylvania College of Technology Over the years, the Cooling Corner column has discussed numerous coolant types. While not an extensive list, most...
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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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Electric Compressor Systems: Safe Service and Best Practices

September 25, 2023

Join us at the MACS Headquarters in Lansdale, PA on Saturday, October 7th, for an in-depth class on Electric Compressor Systems with hands-on training led by industry leader Mike Bailey,...
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Training Event Tech Session Wrap up (Part 2)

March 5, 2023

By Richard Hawkins There were quite a few good classes presented at the 2023 MACS Training Event and trade show held in Nashville, TN on February 2nd through February 4th....
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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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Essentials in PHEV and BEV Thermal  Management

October 25, 2022

You can attend HVAC Hide and Seek for Electrified Vehicles: Essentials in PHEV and BEV Thermal  Management with Dave Hobbs at MACS 2023 Training Event and Trade Show. class on Thursday, February 2 from 9:45-11:15am and again from 2:45-4:15pm.
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Plug into MACS EV Program

October 24, 2022

Plug into MACS EV Program. MACS is providing a robust electric vehicle training program at our 2023 Training Event and Trade Show.
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The Changing Serpentine Belt Drive World

October 20, 2022

Serpentine belt system diagnostics are important. How do we know if the belt, tensioner, or idlers are failing?  What are the consequences to the accessories in the system if the belt, tensioner, and idlers are past their useful life span? Plus, where is technology taking us in the serpentine belt drive world? Learn the answers to these questions in this session.
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Refrigerant recovery and system diagnostics

October 19, 2022

That’s right. Two days later the customer called and said it was cooling terrible. I had him bring it back in and put the gauges on it and checked the vent temperature and it was running about 325 on the high side and about 45 on the low side and the vent temperature was about 55 as I indicated earlier.  Of course, it was in the low 90’s that day.
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