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Caveman to Mr. Cool
February 18, 2021
Over 300,000 years ago, modern man began walking the earth relying heavily on his five senses-- especially sight – to hunt, find joy, and avoid danger. In 1914, Garrett Morgan, who decided it was important to protect man’s eyes during hazardous situations, developed what we know today as ‘safety’ glasses.Read Article >
A Change in Temperature
February 10, 2021
Using a contact thermometer, they quickly discovered 50° on the suction line at the expansion valve, and down at the compressor it read 96°. Along any length of hose or tube, there should be very little change in temperature.Read Article >
Gen 2 Ridgeline cools with R-1234yf
January 18, 2017
By Steve Schaeber, MACS Technical Editor The 2017 Ridgeline is the second generation of Honda’s midsize pickup truck, redesigned and brought back in June 2016 following a short 2...Read Article >
Meet a California success story, MACS member John Miller
June 4, 2013
The Air Shop 1351 E Borchard Ave Santa Ana, CA 92705-4412 (714) 285-0108 John began his mobile A/C career in May 1970, just back from a U.S. Army tour in...Read Article >
Compressor Oil Fill
May 21, 2013
(illustration: Sanden International) Richard Hawkins is a technical advisor at 1-800-Radiator. He recently told MACS about a question he received from one of the company’s franchise offices. I cringe...Read Article >