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04Apr

From the Archives – MACS ACtion May 2013 Edition By: Jacques Gordon In Takin’ Care of Business released in 1974 by Bachman Turner Overdrive (BTO), the group sings “If you…

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03Mar

By: Alexa Murphy Spring is here! With a hopeful mind, we look forward to warmer weather, short sleeve shirts and shorts. We also look forward to the upcoming season of…

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12Dec

By Angie Kilbourne, AAM from MACS ACtion Archives June 2018 Do you remember the days when having the customer’s best daytime phone number to reach the individual was an efficiency…

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11Nov

By: Alexa Murphy As the holidays quickly approach, many of us see major deals on big brands and instantly shop those deals. I, myself, am guilty of doing so. However,…

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11Nov

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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10Oct

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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09Sep

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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09Sep

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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11Nov

TSI Supercool returns as an exhibitor to MACS Training Event and Trade Show . The big event will take place February 2-4, 2023, at the Gaylord Opryland Resort and Convention Center in Nashville, TN.

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11Nov

Regulations are constantly changing. Are you aware of all the new compliance issues impacting the heavy equipment industry? Join John Wagner of Paladin Pathway will bring the heavy-duty audience up to date on Thursday, February 2, from 8:00-8:30am.

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11Nov

In the last 120 years, automotive passenger heating has evolved dramatically from open carriage-type automobiles with little occupant protection from the elements to complex electric vehicle (EV) heating, ventilation, and air conditioning (HVAC) systems.

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10Oct

In this MACS 2023 Training Event class about Heavy duty coolants, you will learn about:

• OEM approved coolants
• Coolant colors
• Testing of coolants
• Coolant filtering
• Treating cooling systems

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