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09Sep

By Steve Schaeber, MACS Technical Editor Over the years Ford has been at the forefront of automotive engineering and design, and not just in the styling and horsepower departments but…

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09Sep

By Steve Schaeber, MACS Technical Editor It was during the general session meeting on Thursday morning at MACS 2016 Trade Show in Orlando that we first learned about GM’s intention…

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09Sep

By Steve Schaeber, MACS Technical Editor An important part of MACS Section 609 Certification is a history lesson, discussing the series of events that led to the rules and regulations…

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03Mar

by Jacques Gordon To anyone who has been following along, it looks more and more like the auto industry will never have one universal air conditioning refrigerant. That means we…

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09Sep

There never has been and never will be just one In the mid 1750s, Ben Franklin experimented with using vacuum to evaporate liquid ether, and he recorded a significant temperature…

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05May

1) What is HFO-1234yf?
HFO-1234yf is a chemical refrigerant that will be used in new cars in place of R134a.

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08Aug

If you would like to download our glove box guide to Your Car’s Air Conditioning System click here for a downloadable pdf that you can print out and keep with your car’s owner’s manual. This glove box guide has tips for keeping you cool, helping the environment and for optimum A/C system performance.

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08Aug

Motor vehicle air conditioning systems can release refrigerant into the atmosphere in a number of ways.

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08Aug

  Whenever you hear the term refrigerant contamination the first thing you probably think of is mixed refrigerants. However, the most prevalent contaminant, particularly in recycled refrigerant, is air. What…

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08Aug

Have you ever lifted the hood of your car and noticed a label calling out specifications for your mobile A/C system? Did you ever wonder why it was there? Your car’s manufacturer put that label under the hood to provide necessary information for your service professional. Avoid removing this label from your car.

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