Kohler sv725

JimTomOg

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My mower has been starting intermittently and I believe the fuel shut off was the culprit. I removed it and cleaned it and the mower fired up and I can hear the shut off clicking again. Mowed for about five minutes and the carb flooded and now the oil is full of gas. Can someone help point me to the appropriate rebuild kit?
 

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Auto Doc's

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Get all the information off of the engine product label, the go to Part Tree and pull up the diagram information.
 

JimTomOg

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I went to the part tree website but not all the kits list what exact parts are in the kit. The tip of the needle is rubber so I'm guessing it seats on the carb itself? And there is no other seal? My float seems to be fine and I don't see just needle for sale anywhere.
 

JimTomOg

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I googled the part numbers from the part tree and came up with this. I guess ill give it a shot. Im not sure where the smallest ring from the photos goes since i couldn't find a geat diagram. Thanks for the helpScreenshot_20250728_143202_Samsung Internet.jpg
 

ILENGINE

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I googled the part numbers from the part tree and came up with this. I guess ill give it a shot. Im not sure where the smallest ring from the photos goes since i couldn't find a geat diagram. Thanks for the helpView attachment 71394
If you are talking about the tan ring next to the float vavle that is the seal for the fuel solenoid on the bottom of the bowl.
 

JimTomOg

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If you are talking about the tan ring next to the float vavle that is the seal for the fuel solenoid on the bottom of the bowl.
That was the one i wasn't sure of. Mine was so old it looked like it was apart of the solenoid. I got the carb cleaned up and put back together today. It ran for a few minutes and flooded out again. Back to the drawing board 🤦‍♂️
 

Auto Doc's

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Pull the bowl and remove the float, make sure the float does not have fuel in it, simply shaking the float, you should feel fuel inside trying to slosh.

The other possibility is the needle seat is bad or has some debris preventing the needle from properly seating.
 

Scrubcadet10

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Could be trash in the fuel lines or tank, causing the needle to get held open
 

JimTomOg

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Pull the bowl and remove the float, make sure the float does not have fuel in it, simply shaking the float, you should feel fuel inside trying to slosh.

The other possibility is the needle seat is bad or has some debris preventing the needle from properly seating.
The float was good I made sure it was before I ordered parts. I drained everything and cleaned the carb again, also cleaned out some of the fuel lines while I was at it. Haven't drove it yet but it did start and not flood out I'll give it a proper test next day I'm off. Thanks for the replies and help.
 
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