Honda Marine BF40A Owner's Manual page 58

6. OPERATION (TILLER HANDLE TYPE)
F
(forward)
CTION
KNOB
THROTTLE GRIP
With the gearshift lever in the F (for-
ward) position, turn the throttle grip
toward the FAST mark to increase
speed. For optimum fuel economy, limit
throttle opening to 213.
RELEASE
To set the throttle at a steady speed, turn
the throttle friction knob clockwise. To
release the throttle grip for manual speed
control, turn the friction knob
counterclockwise.
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