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Category Archives: ACtion Magazine
What is MACS membership? Why should I join?
Membership in the Mobile Air Conditioning Society (MACS) Worldwide means you pay a fee annually to receive all of our publications and benefits, such as our Mobile A/C Diagnostics App, access to a helpline, health insurance, business insurance, discounts on … Continue reading
Registration is now open for MACS 2020 Training Event and Trade Show
Registration is now open for ACcess, the MACS 40th anniversary Training Event and Trade Show to be held February 19-22, 2020 at the Gaylord Opryland Resort and Convention Center in Nashville, TN. Attendees will gain ACcess to mobile A/C and … Continue reading
Posted in #1234yf, ACtion Magazine, MACS Member, MACS Training Event, Mobile Air Conditioning
Tagged #MACS2020, #Nahville
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Vehicle power management and HVAC
September/ October 2019 ACTION Magazine Vehicle power management and climate control In the case of many late model vehicles, there are more and more systems utilizing electrical power management strategies than ever before. The wrong battery or, worse, generator installed … Continue reading
Posted in #1234yf, #off road vehicles, ACtion Magazine, Automotive training, Electrical/Electronic, Environmental Protection Agency, Mobile Air Conditioning, Refrigerants, Training
Tagged #ACtion magazine, #air conditioning, mobile air conditioning, mobile air conditioning convention, professional service, refrigerant
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All about truck and off road mobile A/C
So where do we go from here? That is the question. There aren’t a whole lot of new things we can do with an air conditioning system to improve how it works. Oh, there are some incremental things to enhance … Continue reading
The future is electric!
June ACTION 2019 Hybrid and electric vehicle air conditioning compressor hardware, power controls and diagnostics For more than 15 years, hybrid and electric vehicles have been using electric air conditioning compressors. The reason for the use of these air conditioning … Continue reading
Finding yf (2019 Refrigerant Update)
By Steve Schaeber, MACS Technical Editor (May 20, 2019) ©2019 Mobile Air Conditioning Society Worldwide As part of our continuing effort to document the industry’s changeover to R-1234yf, MACS once again attended the Philadelphia Auto Show to see the new … Continue reading
Are you making the most of your equipment?
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 manufacturers, whose products they sell, began the changeover, new recovery/recycle/recharge … Continue reading
Are you ready for A/C season?
Reviewing the fundamentals: Pressures We started out with a brief review of A/C system pressure testing order to build up to the major point of the class which was the effect of variable displacement compressor solenoids on temperature and pressure … Continue reading
Do you know how to find coolant leaks?
Finding Coolant Leaks Some days, around this time of year, it feels like all we do is chase down coolant leaks. Maybe that has something to do with weather patterns and large swings in ambient temperature. It may also relate … Continue reading
Do you know your HVAC components?
The first part of any good under-hood inspection should include a label check. The labels below provide us with refrigerant charge specifications to correlate to the OE specifications found in service information. Notice the specifications for the R-1234yf charge … Continue reading
