". Start by opening the top end needle 1 full turn. Open the carburetor to full throttle and hold it there. Open the top end needle until the engine flames out. From here, close the top end needle ¼ turn and restart the engine again running it at full throttle. Run the engine full throttle for 3 tanks and shut the engine down. "

heii D ;; i sort of can't believe what i've read...full throttle...
well i've broken in two engine in my life and on the full throttle thing is really pheeww...
i ran out of words....