Alfa Romeo Bulletin Board & Forums - View Single Post - hydrocarbon refrigerant
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post #12 of (permalink) Old 09-07-2014, 07:58 PM
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No matter what refrigerant you are using, moisture can freeze in the evaporator. I don't know if all evaporators are the same, but some have small bore tubes that can be completely blocked by ice crystals.

Ed Prytherch
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