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Tips for taking your mobile A/C system’s temperature
April 20, 2021
The contact type units do indeed have a high degree of accuracy, but precautions must be taken when using them (especially connecting to lines) to ensure the accuracy. Otherwise, it is possible to get readings that are easily 5° to 10° off and that can lead to an incorrect diagnosis.Read Article >
MACS upcoming training clinic, register today!
April 7, 2021
MACS will present Peter Orlando from CARQUEST Technical Institute for a Mobile A/C Service Essentials webinar. May 13Read Article >
Does the compressor contain oil?
March 17, 2021
A question that comes up frequently on A/C tech lines is: Does the compressor contain oil and if so, how much?Read Article >
Marks Air celebrates 50 years of mobile air success
March 16, 2021
MACS member Marks Air Inc. celebrates 50 years of being in business.Read Article >
Tank full of air!
March 15, 2021
The problem is usually caused by excessive air in a system, and since too few shops use a refrigerant identifier, they don’t know when these problems come up, nor how often they are solving problems by doing this.Read Article >
Helpful tips to register for MACS online training clinics
March 5, 2021
Helpful tips on how to register for a class on the MACS websiteRead Article >
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 >