Is the saw oiling correctly? need to check the RPM's at full throttle with bar and chain on to see if it is running right with a tachometer. I suggest taking it to a dealer to have them do the STIHL Engine Check List to determine the exact cause
If you need further help, I’m available over the phone at https://www.6ya.com/expert/kelly_69a0cf1b13789df1
Answers & Comments
Is the saw oiling correctly? need to check the RPM's at full throttle with bar and chain on to see if it is running right with a tachometer. I suggest taking it to a dealer to have them do the STIHL Engine Check List to determine the exact cause
If you need further help, I’m available over the phone at https://www.6ya.com/expert/kelly_69a0cf1b13789df1