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Temperature testing accuracy

April 13, 2021

Temperature readings can be easily used to determine if an orifice tube system might be undercharged, and they can also be used to charge an orifice tube system. But if the readings are not accurate, all they are going to do is cause you problems.
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The Humble Mechanic, Charles Sanville to deliver MACS Keynote address

April 12, 2021

Charles Sanville, known as The Humble Mechanic, will deliver the Keynote address for MACS 2021 Training Event and Trade Show in Orlando, FL.
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Then things got complicated!

April 9, 2021

It was a 2013 Camaro. The complaint was poor cooling and the temp really would not change when you switched it from heat to cool. In diagnosing the job, the technician found the blend door was stuck to where it was blending heat. Until it was pulled out, the tech was not sure if it was a bad actuator or door.
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MACS upcoming training clinic, register today!

April 7, 2021

MACS will present Peter Orlando from CARQUEST Technical Institute for a Mobile A/C Service Essentials webinar. May 13
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Avoiding an oily situation

April 6, 2021

If you own a mobile A/C repair shop this is when you start to gear up for it, by replenishing your parts inventories and an important segment of those inventories is compressor oil.
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Preseason Training: A Service Manager’s Guide to Preparation

April 1, 2021

Proper training can limit the time period that any given mechanic spends in the novice stages of their career, and it may help them advance to expert performance levels in an expedited time period.
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How to deal with a compressor oil viscosity change

March 30, 2021

dealing with a catastrophic compressor failure where system flushing and component replacement removes all the oil from the system, then it is a matter of just installing the correct quantity of the oil that is specified for the replacement compressor.
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Texas Truck A/C thrives for 25 years

March 29, 2021

As Texas Truck A/C owners, employees, and customers celebrate the company’s 25th anniversary of being in operation, this business demonstrates what it means to not only survive for 25 years but to thrive.
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Help wanted!

March 26, 2021

MACS member repair shops are hiring
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ParkSmart Bunk A/C System Freightliner P3 Cascadia

March 24, 2021

The ParkSmart auxiliary HVAC system has been offered to replace the standard auxiliary HVAC unit.
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