My adjustment screws are set to where the idle is right,the hi and lo speed seems right.The saw runs great,until you apply it to the log.Then the motor dies down and will not cut.Chains have been sharpened!Fuel mix is 40 to 1.Can anyone give me any ideas Thank You Very Much

Wil Markley Seneca SC, November 2005

check air filter and clean , probabaly choking down under load

peter williams, March 2006