Honda F720 Owner's Manual page 39

7. Throttle cable adjustment
Measure the free play at the lever tip.
Free play: 5 10 mm (0.2 0.4 in) −
If the free play is incorrect, loosen the lock nut and turn the adjusting
nut in or out as required.
38
−
THROTTLE LEVER
5 10 mm −
(0.2 0.4 in) −
ADJUSTING NUT
LOCK NUT