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What adapter do I need between a drum of R1234yf and a R134a charging hose?

Posted: Sat Jul 06, 2024 7:12 pm
by atikovi
My manifold gauge set was made for R134A, but I bought R1234yf couplers to fit the car's R1234yf service ports. The problem is the yellow hose doesn't fit the left hand thread of the R1234yf drum of freon. What adapter do I need for that or must I buy a whole new hose?

Re: What adapter do I need between a drum of R1234yf and a R134a charging hose?

Posted: Sat Jul 06, 2024 7:35 pm
by atikovi
Is this what I need?

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Re: What adapter do I need between a drum of R1234yf and a R134a charging hose?

Posted: Sun Jul 07, 2024 7:37 am
by atikovi
I found a box of adapters I forgot I had bought some time ago. These two have the correct threads. Any reason to use one over the other?

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Re: What adapter do I need between a drum of R1234yf and a R134a charging hose?

Posted: Sun Jul 07, 2024 7:48 am
by tbirdtbird
No

Re: What adapter do I need between a drum of R1234yf and a R134a charging hose?

Posted: Sun Jul 07, 2024 9:39 am
by atikovi
Ok, using the one on the left with the knurled body for easy changing.