While you wait for answers, we may have found some information which could help you.
Click here for Chain Saw Wont Stopwhere to buy chainsaw drive gear?
ryobi petrol chainsaw problem with fuel ?
Ryobi RCS 3335 not running?
I cant get my Ryobi chain saw to idle down ?
Ryobi pcn 4040 won't start?
20 inch ryobi low compression - - worth repairing???????