Why they changed the size of the service port on the mini splits is beyond me. Conventional 410A capacitors are the same size as R22. But no. Buy these cheap little fittings and inflate them properly and then vacuum your set of mini split lines. They worked great on my Daizuki mini split.
Enhanced Elitech ILD-300 Infrared Refrigerant Leak Detector: Advanced HVAC Halogen Tester with Selectable Gas Functionality
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