Husqvarna Chain Saw 20" Bar "needle valve sticking chainsaw" Questions

...valve when I try to start it. sounds like you have a carb ,flooding or breather problem check breather to make sure tank can let air in check carb fuel pump for holes , check for debris , check hinge ...

...needle valves will probably require a "special" driver tool to adjust them. Be careful with the adjustments, you can really mess things up by incorrectly adjusting them, then your saw goes from ...

and what you have replaced wont have effected the carb. I'd say you should either try stripping the carb and cleaning or replacing the internal carb gaskets. its probably just a sticking needle valve

...bowl, the float, and needle valve. The needle valve can sometimes stick closed, or debris can block entry of fuel into the carburetor. Check the jets for plugging as well. Hope some of this

...needle valve adjustment better than anything else I have seen. Carburetor Adjustment by Madsens.com http://www.madsens1.com/saw%20carb%20tune.htm CW is leaner; to lean will destroy the saw. If over ...

...valve is working right in fuel line, pull off the hose @ carb and see if you have fuel there, then pull float bowl off and see if gas is making it into there,move float up and down and see if fuel ...

...is blocking fuel from entering the float chamber--a sticking (shut) needle valve which the float controls or debris in the passage from the fuel line connection to the needle valve. Hope this

...Needle Valve sounds like it is sticking. Sounds like a fuel issue. One make sure you are using the correct fuel / oil mixture (Ratio) i.e. 50:1 or 24:1 ratio. Two try rebuilding the carburetor. If ...

...unless you are experienced at this type of work I can only suggest that you take your saw to a trained technician Hi, Sounds like the needle valve is sticking open. Could be as simple as cleaning

...needle that is controlled by the float could be sticking, letting in too much fuel therefore leaking in the engine past the rings and valves. I am pretty sure it is the float itself causing this ...