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I thought it was the fuel pump initially but after replacing it found that it was definitely the carb overflowing. It's kind of amazing that we haven't read about a bunch of these mowers catching fire as the carb overflow dumps right onto the muffler. Thanks for the suggestion about the...

I found a small depression in the rubber tip of the needle valve from replacement carburetor #1, the one that worked fine for six months. The tip of the other needle looks fine. The seat is evidently not replaceable and doesn't appear to be conical. Wondering if t could touch up the seat with...

Tank and fuel lines are clean and in good shape. There is a filter between the tank and the fuel pump, and the line between the pump and carb was replaced when the problem first surfaced. I've had the float bowl off several times and haven't found any crud in it.

The first replacement carb worked all last year mowing about 8 hours a week. Then started it late in the fall and fuel poured out the overflow. Seems like I should be able to find something wrong.

Do you think that a carburetor purchased from a John Deere dealer is not made in China?

I'm having the same problem. Replaced carb twice with new Chinese made ones, they both shoot a steady stream of gas out of the overflow. Tried bending the tab on the float a bit to set fuel level lower but a slight bend resulted in needle valve not opening at all. The needle valve has a...