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Did you install the condenser upside down and backwards?

July 27, 2021

The vehicle was a 1998 Chevrolet C 1500 truck with a 5.7 engine. The issue was excessive high side pressure. Almost as soon as the compressor clutch engaged, the high side pressure was over 400 PSI, and the high-pressure cut-off was turning the compressor on and off.
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Come to Orlando for MACS 2021 Training Event

July 21, 2021

Pete Meier of Motor Age explains the value of attending MACS 2021 Training Event and Trade Show!
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Top three tips on orifice tube behavior

July 20, 2021

In the last four MACS blog articles we covered a lot of detailed information about orifice tube system behavior. We examined a system with a full refrigerant charge verses a 25% undercharge. Now it is time to condense it all down into three important takeaways.
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Low refrigerant charge and the search for real data part 4

July 13, 2021

When we examined the pressure readings and vent temperature readings last week, there was nothing showing up that indicated any charge issues (even operating with the 25% undercharge).
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We can’t wait to see you in person!

July 8, 2021

We are just a little over two months away from the rescheduled 2021 MACS Training Event and Trade Show! We can’t wait to see you in person September 30 through October 2 at the Rosen Centre Hotel in Orlando, FL. The golf tournament will be played on September 29 at the Rosen Shingle Creek Golf Course.
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Low refrigerant charge and the search for real data

June 22, 2021

I had read about how low refrigerant charges could increase compressor operating temperatures and decrease the amount of oil flowing to compressors, but I had never been able to find results from any tests. After discussing this with MACS, we decided to do some testing to get some real data.
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Time to make your Rosen Centre Hotel reservation for MACS Training Event

June 10, 2021

Time is running out to make your 2021 MACS Training Event and Trade Show hotel reservation at the Rosen Centre
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Refrigerant capacity and mobile A/C service

June 8, 2021

One of the most frequently asked questions on tech help-line calls is: How much refrigerant is in that mobile A/C system, and have you checked to be sure the refrigerant is pure?
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Robinair sponsors free Section 609 test prep webinar and test for 500 technicians this summer

June 7, 2021

Robinair sponsors free Section 609 test prep webinar and test for 500 technicians this summer
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Electrification and climate control technologies: Are we prepared?

June 3, 2021

A recent survey from CarGurus suggests consumer interest in purchasing an electric vehicle (EV) has doubled in the past three years.
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