More than likely, the fuel bowl float is stuck in the open position.
The Tecumseh carburetor used in the Mastercraft model 314420515 snowblower is likely the Tecumseh 640084B carburetor. This carburetor is commonly found in Tecumseh snowblower engines and is used in various snowblower models.
A Tecumseh Carburetor could be purchased from a variety of online retailers such as Amazon, eBay and SupaPrice. There are also helpful videos on YouTube showing how to undertake a rebuild of this kind of carburetor.
your float is stuck in the carburetor. Clean it with carb cleaner.
The float valve in the carburetor is not working properly. You will need to remove the carburetor and clean it or replace it.
If it's coming out the overflow pipe, then it's likely to be a sticking float.
That is the main jet needle valve.
There are several reasons there can be a leak. However, you will want to take the carburetor apart for any leak - purchase the carburetor kit and carefully take it apart. Use the rebuild kit to replace gaskets, etc. and when you put it back together, the leak will also be fixed. Do not use gasket sealer on the carburetor.
The float could be stuck open in the carburetor, causing the leak. The carburetor leak needs to be fixed, this could be all of the problems, it also causes a fire hazard.
did u find out yet
The Tecumseh OHH60 engine typically uses a Tecumseh carburetor model 632347 or a compatible replacement. It's crucial to check the specific engine model and serial number to ensure the correct fit, as variations may exist. Always consult the engine's manual or a trusted parts supplier for precise compatibility.
To replace the float needle and seat on a Tecumseh carburetor, first, remove the carburetor from the engine and disassemble it by taking off the float chamber. Carefully detach the float by removing the pin that holds it in place, then take out the old needle and seat. Install the new seat by pressing it into the carburetor body, then attach the new needle to the float and reassemble the carburetor, ensuring all components are properly aligned and secured before reinstalling it on the engine.
Could be,Foreign material (dirt, rust, etc) caught in the needle and seat,Bad float,Float is out of adjustment,