Thread: A/C ineffective above 90 degrees outside
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Old 08-14-2011, 01:04 PM
ds190 ds190 is offline
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Quote:
Originally Posted by vstech View Post
the practice is generally done to save the money of a flush and fill with ester oil, because the 12 still in the system will circulate with the 134, and carry the mineral oil that the 134 cannot move...
So then, ester oil is OK with both R12 and r134?

Is PAG oil OK with only r134, or with both as well?

Thanks VStech.
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