Air Conditioning Sealants - Part 1
Cool Profits magazine asked the A/C system sealant manufacturers some important questions about their products.
Find out what they had to say... by I.M. Cool
Trouble Finding Refrigerant Leaks?
Even with electronic leak detectors and fluorescent dyes, auto ac technicians are still having a terrible problem detecting refrigerant leaks.
To help you do a better job of detecting leaks, here are some of the trade secrets you need to know...
by John Noble
Heads Up: New Heavy Duty A/C Fitting
I usually try to keep pace with industry news, and when encountering something out of the ordinary, it's usually a product that I have read about
months in advance. This one would be different... by Chris Bede
Cool Profit$ magazine interviewed Richard C. Kozinski,
inventor of the Variable Orifice Valve, and offers us a wonderful three part article that helps to explain the mystery of the VOV.
Even if you never intend to use the VOV, theses articles will shed light, and help to clarify issues such as sub cooling, flooded evaporators, critical charge, Superheat, etc..
Our thanks to John Hess at Cool ProfitS Magazine! You can reach John at: imcool@imcool.com
Starting an Automotive Air Conditioning Business?
Find out what 13,500+ radiator and auto air conditioning service shop owners, technicians, and industry professionals
already know! Cool Profit$ Magazine breaks the stories, and keeps you up-to-date with
the latest industry news and information.
Be sure to subscribe today, so you don't miss another issue!
You can get your EPA 609 certification on-line via the Internet at www.epatest.com. Study the
manual on-line, or download it and read it at your convenience. When you are ready, take the exam
for only $19.95. Your exam is graded and your results are displayed immediately. A temporary
certification card can be printed out, and a permanent one is mailed to you.
This is a small article that was written by Chris Bede for the Classroom section in
Fred's Garage at
Familycar.Com It gives a brief
explanation of how an automotive air conditioning system works and explains the most common system components.
Temperature/Pressure 
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