Sediment bowl over active

fastfarmall

Well-known Member
My problem started about a month ago,on my loader M, i shut the gas off, when i walk away, if i open it one full turn gas runs out the bottom of carb,and wont start, i have to jump off and close it, crack it open a 1/4 of a turn at the most, starts good then,so is my float sticking down or what u think is going on?
 
Do you let it run dry when you shut of the gas? If not do that. If you have some crud not letting the float valve seal then you running the carb dry the float drops all the way down. Then when you open the gas valve there is a much flow as possible. You can also tap the carb near where the float needle is while the carb is filling to help dislodge any crud. This may allow the float needle to seal properly without having to remove the carb or the carb bottom.
 
The only things that would cause gas running out of the carburetor like that are dirt in the needle valve or the float isn't floating.
 
I've had more problems with shutting gas off than I ever had had leaving it on, especially when they sit over the winter. Mine are always outside so I'm not concerned about gas leaking inside a building.
 
Used Red , honestly i dont every time,because it runs a long time at a Idle,LOL, but i understand what your guys are saying, Thanks
 
Also be aware that the sediment bowl valve is an "all or none" thing. It's not meant to be cracked open slightly. You may find it leaking around the valve stem. It needs to be all the way open or all the way closed to seal. There is packing around the stem but it's not there to hold back fuel all the time, and won't.

So yeah, figure out what's going on with the needle, seat and/or float.
 
I use it so little and it's good starting engine,So i just leave it out side,so i will wait for a nice day to take it apart!
 
I was unclear, but I was only recommending to run it empty once to attempt to alleviate the problem you are having. I am not a big supporter of turning off the gas under the tank. Those guys that store their machines in a nice garage or somewhere a little dripping bothers them I can see their reasoning for shutting it off.
 
I had a similar issue with my B recently. Like someone mentioned the shut off is really an all the on or all the way off kind of deal. I found when I pulled my fuel bowl assembly off that i had lots of built-up junk above the screen that was preventing the shut off from making a good seal. That alleviated part of my problem. While you're waiting for a nicer day to pull your carb might be worth looking into. Hope this helps.
 
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