The little carburetor on small 2 stroke engines can be hard to clean
if you have blockage in a main jet. Blowing from the reservoir side
can just pack the crud in tighter. You have to get at it from the
Take out the four screws and carefully separate the diaphragm and
Then get some small fuel hose and slip a 1/2" piece over a carb
cleaner tube, work it over the stub of the jet in the venturi with
tweezers, hemostat or whatever your favorite fine work tool is, and
like Lauren Becall says in the Maltese Falcon "just ...blow".