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12Dec

The conversation involved a clutchless compressor unit. A CSR who had sold one to a shop contacted me and said his customer (who was both the shop owner and technician working on the car) had just called him. There was a concern that the compressor didn’t have a clutch wire.

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11Nov

what if” this system used an electronically controlled variable displacement compressor instead of the pressure controlled variable displacement compressor?   What would the results be?

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11Nov

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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10Oct

It is important to know the correct answer, but it is more important to know why it is the correct answer.  Please picture #4 for more information on that.

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10Oct

Here’s a Friday Flashback to Wednesday, September 29th, a beautiful day for golf. The MACS 41st annual golf tournament was played at Shingle Creek golf course in Orlando, FL.

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09Sep

Checking the clutch air gap before installing a compressor is an important step in compressor installation. This is because of the possibility of a clutch air gap getting knocked out of adjustment due to rough handling or it being gapped incorrectly at the factory.  These issues of course can cause problems with clutch operation.  If detected and corrected before compressor installation, a lot of time can be saved.

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08Aug

One of the first things I was taught in my A/C training was to always check the clutch air gap prior to installing a compressor. 

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08Aug

MACS is working on a project, to collect A/C charge information for Tesla vehicles, and we need your help!

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08Aug

Most condensers have different fittings on the inlet and outlet.  The locations of the inlet and outlet on most condensers will not allow lines to be connected incorrectly, even if the fittings do happen to be the same size.  Lastly, the designs of the mounts on most condensers prevent a unit from being installed upside down.  However, none of these characteristics apply to the condenser the technician had installed. 

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05May

On December 27, 2020, President Trump signed into law the Consolidated Appropriations Act, which at $2.3 trillion is one of the largest spending bills in US history. It combines $600 billion in COVID relief with $1.4 trillion in twelve different appropriations bills. One of them is the AIM Act.

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04Apr

Independent garages have been slow to make the investment in equipment to work on R-1234yf systems, and many car dealers’ service departments couldn’t be happier about that.  When the car…

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12Dec

By Andy Fiffick, MACS Chairman and CEO and President Rad Air Complete Car Care I know the value of a dollar – I couldn’t be in business otherwise – but…

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