View Full Version : Conversion from R22/R134a to newer gas types

20-02-2012, 11:33 AM
Has anyone converted a system from R22 or R134a to any of the newer type of gas based system?
if yes kindly indicate experience & process followed...thx

20-02-2012, 11:46 PM
yes we have done one unit. recover old gas flush with o.f nitro ,vac and recharge with mo99 or r-438a. we have found the the system wont heat as high as r22.