Fuel pump vacuum test. 2install a low pressure gage onto the line.
Replacing Carburetor Plastic Fuel Fittings Keihin Carb
No fuel getting to carburetor. 5if pressure is less check for restrictions in fuel tank sender filter lines or hoses. Replace any and all filters. Fuel flows through the fuel filter and to the fuel pump. A clean carburetor will get your mtd lawn mower motor running. Hello which model engine is it some have the carburettors on top of the fuel tank with two pipes down into the tank if these pipes are blocked it wont run take the carb off the tank and clean the filters on the end of the pipes then blow the pipes through with an air line the other type has a separate tank with a pipe to a carburettor take off the float bowl and clean any muck out remove the carburettor and have it sonic cleaned this usually gets the muck out of the carburettor jezza. Remove spark plug remove fuel line from carburetor and direct line into a container to see if fuel is flowing from pump when engine cranked.
If fuel flows into the container then the problem is either your carb is all gummed up if you had fuel in it and left it over the winter without starting it. Basically its old stale gas that turns to a sticky gel it cloggs up the tiny passages of the finely balanced carburetor. 6reconnect the fuel line. To fix the problem clean up the carburetor by taking out the fuel bowl and spraying the carburetor with some carburetor cleaner. 4fuel pump pressure should be 4 to 65 psi. No fuel getting to carburetor i have the bs engine 446977 0471 e1 for a craftsman lawn tractor.
I have replaced the fuel pump twice and fuel lines as well as the vacuum hose from the valve cover. Take the fuel hose off the carb and put it in a container and crank the engine fuel should flow into the container. Cleaning usually solves the problem but if its bad dont waste your time cleaning just go ahead and change out the carburettor. Remove gas cap momentarily and see if fuel will flow vent in gas cap could be plugged not allowing fuel to flow. Tap the top of the carburetor. Inspect the fuel lines for leaks or kinks that might interfere with fuel flow.
How to troubleshoot no fuel going to a carburetor step 1. How does it happen. 1disconnect the fuel line at the carburetor. No fuel is getting to the carburetor. For mtd mowers the most common cause of fuel not getting to the spark plug is a clogged up carburetor due to the buildup of debris. Remove and check all fuel filters located in the fuel line and in the carburetor.
Gallery of No Fuel Getting To Carburetor
