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Refrigerant Recycling

Don’t overlook a diagnostic clue

September 13, 2022

When thinking about the topic of A/C diagnostic tools, a recovery, recycle, recharge machine (R/R/R machine) is not one of the first tools that comes to mind.  It may not come to mind at all in the world of inexperienced technicians. 
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It isn’t blowing cold enough

June 29, 2022

"It isn't blowing cold enough.” Most any auto repair shop that does A/C work will often hear customers say this phrase. It can be the result of any number of things that can be wrong with an A/C system.  Often it is a case of common things such as, a low refrigerant charge, a refrigerant overcharge, contaminated refrigerant,  a blend door issue, a cooling fan problem, or maybe a weak compressor.
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A new refrigerant for Trucks?

May 4, 2022

EPA has listed HFO-1234yf under the Significant New Alternatives Policy Program for Motor Vehicle Air Conditioning in Non-road Vehicles and Servicing Fittings for Small Refrigerant Cans
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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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Air contamination in an A/C system can ruin your day

February 2, 2022

I had a memorable encounter with air contamination in the mid 1990s.  I was conducting a lot of retrofit clinics at the time and had recently acquired a demo refrigerant identifier which I took to those clinics. At one clinic, there was a technician who was extremely interested in the refrigerant identifier.  
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The effects of air contamination in an A/C system

January 11, 2022

If you perform an Internet search for effects of air contaminated refrigerant on automotive A/C system pressures, you’ll find many results.  This information leaves no doubt that air contamination of refrigerant in an automotive A/C system can affect system pressures and temperatures
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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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Marks Air celebrates 50 years of mobile air success

March 16, 2021

MACS member Marks Air Inc. celebrates 50 years of being in business.
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Tank full of air!

March 15, 2021

The problem is usually caused by excessive air in a system, and since too few shops use a refrigerant identifier, they don’t know when these problems come up, nor how often they are solving problems by doing this.
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