The 1947 - Present Chevrolet & GMC Truck Message Board Network - View Single Post - Pag Oil requirement amount after upgrading?

**Richard** · 07-13-2022, 02:40 AM

I have done several 134a conversions and when charging start out at 15% less refrigerant than the factory R-22 charge. Used the same with the oil charge capacity.

07-13-2022, 02:40 AM	#11
Richard Senior Member Join Date: Dec 1999 Location: Southern California Posts: 2,710	Re: Pag Oil requirement amount after upgrading? I have done several 134a conversions and when charging start out at 15% less refrigerant than the factory R-22 charge. Used the same with the oil charge capacity. __________________ Richard 1972 K10 Custom Deluxe SWB Fleetside My build https://67-72chevytrucks.com/vboard/...d.php?t=800746