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Subject:Re: AC SERVICING
From:Dennis Haynes
Date:Thu, 2 Jun 2016 18:39:36 -0400

What is R135a? I know, a type, R134a. Anyway While R152a is being used in newer vehicles instead of the R134a I do not know if it is approved for retrofit or if it is compatible with the expansion valve and other components of an R134a system. As summer is here let's do some research. 

Dennis

-----Original Message-----
From: Vanagon Mailing List [mailto:vanagon@gerry.vanagon.com] On Behalf Of John Rodgers
Sent: Thursday, June 2, 2016 12:17 AM
To: vanagon@GERRY.VANAGON.COM
Subject: AC SERVICING

Can difluroethane be safely mixed with residual  r135a?

JOHN