(Check = ignoring rubber = shredder valve) (Internal valve parts) For old/new refrigerant For new refrigerant (combined use of old refrigerant)
-Shredder valve used for 1/4 inch (for R-22) and 5/16 inch (for R-410A) charge nipples.
-For old and new refrigerants, only the material of the rubber ring is different, and the rest are the same.
-New refrigerant can be used for both new and old refrigerants.
(Rubber made of old refrigerant is gradually corroded when it comes into contact with new refrigerant oil (POE))
