How To Adjust Leaf Blower Carb. Turn the H screw clockwise until the screw seats. I was able to getting it humming pretty good again by turning both L and H jets all the way clockwise to lean our the mixture.
This was before I got my valve tool so I figured the carb needed a adjustment. Get shopping advice from experts friends and the community. Start theengine and allow to warm up for 5.
Adjust the carburetor on Poulan chainsaws clean the air filter and the spark arrestor and adjust the adjustment screws marked T L and H to set the idle and engine speed.
Adjusting the carb on a Craftsman leaf blower is relatively easy. The Lo speed screw controls the amount of fuel at low speed. A clogged carburetor is most commonly caused by leaving fuel in the leaf blower for a long period of time. Place the blower on a flat workbench.
