Tag Archives: car maintenance

Can you afford the fines for not complying with Section 609 certification?


The MACS office has received some questions recently on fines for violation of Section 608 and 609 noncompliance. Here are some answers: EPA assesses penalties for violations on a case-by-case basis, based on many factors outlined in EPA’s penalty calculation … Continue reading

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MACS to dedicate annual golf tournament trophy to posthumously honor Art Hobbs


Art Hobbs was a member and director of MACS for many years and was instrumental in the Society’s growth during MACS’ formative years. The MACS annual golf tournament was a particular favorite event of Art’s and he took great pride … Continue reading

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MACS ACTION magazine honored with 7 IAMC awards


MACS ACTION™ magazine has been honored with seven medals for editorial excellence by the International Automotive Media Competition. The IAMC program recognizes and encourages excellence in all forms of automotive media from works published, aired, or broadcast in 2016. The MACS … Continue reading

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How does the MACS Mobile A/C Diagnostics App Work? Take a look…


You must be a member of MACS to obtain the MACS mobile A/C diagnostics App. Join MACS at http://www.macsw.org or call the MACS office at 215-631-7020 x 0

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Clinics, clinics and more mobile A/C clinics!


MACS has been busy training all around North America. Here are a few photos from the clinics…

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Truck heater control valves


By Chris Tyson, MACS heavy duty contributor We have several Class 8 trucks in our fleet and when temperatures begin to drop outside many of their owners visit our shop for heater-related repairs. That’s exactly what happened when the operator … Continue reading

Posted in #1234yf, #off road vehicles, Mobile Air Conditioning, Training | Tagged , , , , , , | 1 Comment

Radiator service and repair in March ACTION magazine


Your engine’s cooling system has an enormous job to do. In fact not just one job, but many jobs shared amongst several other systems. Its main purpose is to absorb excess heat generated by the engine, cool the transmission fluid … Continue reading

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More in common with an IT specialist


“…more than 30 hours of information, education and training…” Continue reading

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GMC hits the road with R-1234yf


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 to add several new vehicles to their lineup this year … Continue reading

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A small Δ in airflow = A BIG impact on A/C performance


By Steve Schaeber, MACS manager of service training Proper air flow across the heat exchangers in an air conditioning system is key to its being able to transfer heat efficiently. Problems with air flow can be caused by slow turning … Continue reading

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