Originally Posted by buck1974
I just got my echo 770 in today from Wise sales, I read the manual and it states that 2 full tanks of fuel for the break in period. Once that is done then the carb can be adjusted, but only by a certified technician. Is the blower set where its not a its full capacity for EPA reasons and their standards. Was it set so they can pass those test, should I leave mine the way it is without the adjustments to the carb?
I have never had mine adjusted and I do not want to, it runs so good I'm afraid it might mess something up. I did however remove the exhaust restriction plate after several tanks of fuel.