[tadundada]

SX75 9hp excessive fuel dumping in carb

I have a John deere SX75 9hp the mower starts and runs fine for a minute or so then the carburetor gets flooded with gas from the blow by tube . How can I fix this problem?

 

[Jgj5150]

Does it fill up the carb when not running? Gas valve on? Could be a really bad needle/ seat on the float.

 

[tadundada]

No, it all the sudden dumps alot of fuel from the blow bye tube that comes into carb after about 30 seconds of run time