Honda HRC216PDA Owner's Manual page 12

CONTROLS & FEATURES
Fuel Valve
The fuel valve opens and closes the fuel passage from the fuel tank to
the carburetor.
Throttle Lever
The throttle lever controls engine speed and opens and closes the
choke.
CHOKE Closes the choke; use when starting a cold engine.
FAST
SLOW
10
THROTTLE LEVER
For restarting a warm engine and for mowing.
For idling the engine.
OFF
ON