Category Archives: Uncategorized

January 28 is the next scheduled MACS Section 609 webinar


The January 13th MACS Section 609 webinar was attended by 28 technicians who viewed the MACS test prep webinar, were able to ask questions of MACS instructor Steve Schaeber and then take their Section 609 test online. After successfully completing … Continue reading

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Let me tell you a story…


By Richard Hawkins Editor’s note: Longtime mobile A/C industry professional Richard Hawkins joins the MACS editorial team as a regular blog contributor. Check in every Tuesday for Richard’s view and information on mobile A/C repair. When I was contacted by … Continue reading

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MACS 2021 Board Election Results


The results of MACS board of directors election are in. The following members were elected for a two-year term, Andy Fiffick of Rad Air Complete Car Care of Cleveland, OH and Jim Atkinson of Car Repair Company, Scottsdale, AZ were … Continue reading

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MACS to reschedule the 2021 Training Event and Trade Show


Due to the circumstances of the pandemic and out of an abundance of caution for the safety of our attendees and staff, the MACS board of directors has decided to postpone the MACS 2021 Training Event and Trade Show which … Continue reading

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Worldpac business webinar for your small business


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OSHA and HazCom citations


By Charles Ayers, CCAR By the time you read this, the Occupation Safety and Health Administration (OSHA) will have released its “Top 10 Most Frequently Cited” list for fiscal year 2020. And once again there is a high probability that … Continue reading

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HEVs and EVs still seeking best solution for HVAC


By Keith Leonard Another summer season has gone by while being unavailable for many activities usually enjoyed by almost all of us. The cover is back on my pool. While leaves are falling, two trees have decided to also fall … Continue reading

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December 7, 1941 A day to remember


Take a moment today to remember the attack on Pearl Harbor, December 7, 1941 and the brave American military personnel who we lost and those that fought back. Visit the MACS website at http://www.macsw.org

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Understanding data lines Part II


By Larry Turay Part I of understanding data lines was in the last issue, coverering data line structure and communications. Part II will cover troubleshooting and diagnoses of the J1587/1708 and J1939 data lines. As with any repair, following a … Continue reading

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MACS offers two Section 609 online training opportunities in December


Two dates: Wednesday, Dec. 9th or Tuesday, Dec. 29th at 2pm (EST) The webinar will take approximately 90 minutes that includes live Q & A with the instructor. The webinar will be recorded to view at a later time.You will … Continue reading

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