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Marketing/Sales

MACS 2023 Annual Training Event and Trade Show

April 7, 2022

MACS 2023 Annual Training Event is back on schedule for 2023! We will meet at the Gaylord Opryland Resort in Nashville, TN. February 2-4, 2023.
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No drier replacement, no compressor warranty!

April 6, 2022

Compressor manufacturers and parts distributors are adamant about driers being replaced when one of their compressors are installed. No drier replacement, no compressor warranty! 
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What is a receiver drier?

March 29, 2022

With A/C season just around the corner, this seems like a good time to provide some updated information on these units.  NOTE:  Receiver driers are sometimes called filter driers and accumulators are sometimes called accumulator driers.
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Sometimes it is user error

February 8, 2022

I encountered a situation in the early days of recovery/recycling machines when they had just been introduced.  I had set up a machine about four months earlier when the customer purchased it.  I went to great lengths to cover proper operation of the unit and the shop owner even attended a certification clinic I conducted. 
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Read all about it!

February 1, 2022

Read all about it! MACS February 2022 digital issue of ACTION magazine is ready to view.
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MACS changes leadership

January 31, 2022

MACS is changing leadership. Elvis L. Hoffpauir, is stepping down at the end of January 2022 from his duties as MACS president and chief operating officer to enjoy retirement. Following a 42-year distinguished career at the Mobile Air Climate Systems Association (MACS), Elvis will transition to past president and association advisor.
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An overview of electronic variable displacement compressors

December 21, 2021

we have focused on electronically controlled variable displacement compressor operation and behavior.  It is important to have a good understanding of how these compressors operate and behave. This is because the percentage of vehicles coming into shops using these units is growing and will continue to grow.
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Diagnosing electronically controlled compressors

November 30, 2021

When preparing to conduct diagnostics on a system using an electronically controlled variable displacement compressor, the diagnostic process needs to focus on four areas.
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What do you know about the fixed displacement piston compressor?

November 2, 2021

What do you know about the fixed displacement piston compressor? 
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Bring the heat!

November 1, 2021

At this time of year, I often end up with an earworm in my head from a Canadian rock band … Summer’s going fast, the nights are growing colder. Then it’s the line everyone knows from something more mainstream … Winter is coming. It’s early September, and the leaves on some trees are already starting to change. Winter is coming.
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