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Dead Parrot · 06-30-2023, 04:37 PM

If it only has two cans of freon, probably not enough. Most R-12 systems wanted between 3 and 4 cans. IIRC - R-134 needs a bit less and is more sensitive to over and under fills.

Unless it is a older system with a sight glass, you really need a gauge setup to hit the correct fill amount.

06-30-2023, 04:37 PM	#2
Dead Parrot Registered User Join Date: Aug 2012 Location: Oklahoma City, OK Posts: 2,499	Re: When AC compressor on Truck pulls to the right If it only has two cans of freon, probably not enough. Most R-12 systems wanted between 3 and 4 cans. IIRC - R-134 needs a bit less and is more sensitive to over and under fills. Unless it is a older system with a sight glass, you really need a gauge setup to hit the correct fill amount.