Efco DS Series

pag. 44
BRUSCHCUTTERS DS 2200 - DS 2400
Workshop manual
13. FUEL SYSTEM
Idle setting
Throttle valve closed.
The air and fuel mixture is formed at the outlets of the idle jets.
Full-throttle setting
Throttle valve open.
The air and fuel mixture is formed in the Venturi.
Fuel jet – Operation of the main jet
Fuel is delivered by the main jet at full throttle, and cut off at the main jet when the engine is idling.