Honda HRA216 Owner's Manual page 31

Throttle Control Cable Adjustment
1. With the throttle lever in the CHOKE position, the carburetor choke arm
should move all the way to the right as far as it will go. Push the choke
arm with your finger to check whether it is all the way to the right.
CHOKE ARM
THROTTLE LEVER
2. If adjustment is necessary, loosen the control cable lock nuts and move
the adjuster up or down as required. Tighten the lock nuts and recheck
the carburetor choke arm position.
3. Start the engine, and make sure the engine stops when the throttle lever
is moved to the STOP position. Readjust the cable if necessary.
LOCK
NUTS
31