48 ounces is too much 134A for my JD 4255. It will be after 9AM today before I can ask the technician that changed my AC to 134A but 34 ounces comes to mind. My 4255 cools better on 134a than it ever did on R-12.
I also added extra heater hose cut-offs to be sure "no hot coolant" was flowing through heater core.
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Today's Featured Article - Fire in the Field A hay fire is no laughing matter-well, maybe one was! And a good life-lesson, too. Following World War II many farm boys returned home both older and wiser. One such man was my employer the summer I was sixteen. He was a farmer by birth and a farmer by choice, and like many returning soldiers, he was our silent hero: without medals or decorations, but with a certain ability to survive. It was on his farm that I learned to use the combination hand clutch and brake on a John D
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