Honda F220K1 Owner's Manual page 40

Throttle cable adjustment
Measure the free play at the lever tip.
Free play: 10–15 mm (0.4–0.6 in)
If the free play is incorrect, loosen the lock nut and turn the adjusting nut in or
out as required.
After adjusting the free play, tighten the lock nut firmly.
THROTTLE CONTROL
LEVER
10–15 mm
(0.4–0.6 in)
LOCK NUT
ADJUSTING NUT
37