Echo SRM 410U ?

[mainer_in_ak]

Anybody know how to richen up the idle on these srm 410's?

Weird carburetor

 

[EFSM]

Anybody know how to richen up the idle on these srm 410's?

Weird carburetor

There is a little plastic plug in the middle of the carburetor rotor, right on top of the carburetor. Use a pic or Echo's special tool to remove it and that exposes a little flat screw, which is attached to the rotor needle. That's you idle mix adjustment.