MACS has been committed for many years to supporting the institutions and instructors who educate future generations of automotive technicians who will ensure these motorists can continue to safely enjoy…
By Steve Schaeber, MACS Technical Editor Coolant leaks take on many different forms. Some we’re used to seeing, as they’re common failures that make up some of the bread and…
By Steve Schaeber MACS Manager of Service Training Many of the service shops and technicians we talk to about vehicles using refrigerant 1234yf are only just starting to get requests…
Few have a better right to address “Cooling the Classics” than MACS Technical Advisor Ward Atkinson, who was the test and development engineer for the first production A/C system introduced…
MACS member Gordon Marks of Marks Air Inc. in Tampa, Florida sees a lot of business in his bays this time of year. He shared these two photos of a…
By Steve Schaeber, MACS Technical Trainer I can remember a time when it was not uncommon to go for a walk or hike in the woods and stumble upon some…
ROI or “return on investment” is what you get for what you spent, whether it’s time or money. You’ve spent money on your business and tools and you expect a fair return. You put money into bank accounts and accrue interest. Hopefully, your stock investments pay regular dividends as well.
From MACS Technical Think tank Controller area networks may be the new standard, but even they have three different levels, or speeds, at which they operate. CAN C is the…
By Elvis L. Hoffpauir, MACS president and COO We know that MACS members are the best of the best, the crème de la crème, go-to guys even for other A/C…
On Jul 14th, we discussed a lawsuit filed by Kevin O’Shea against Ford Motor Co, alleging that the company offered vehicles that “used an excessive amount of Nocolok flux in the design, manufacture and assembly of the air conditioner system evaporator cores, thereby creating an unreasonable health and safety risk …” According to the complaint, “exposure to and inhalation of the flux is extremely dangerous and can result in the development of several diseases and conditions.
Once again, the MACS office is beginning to receive calls about bad, contaminated or mislabled refrigerant. Some folks in theU.S.are receiving offers to purchase refrigerants that contain hydrocarbons (HC), notably under the designations HC-12a or similar names. All of these are listed as “unacceptable for use” on the EPAs companion page to the SNAP list.
