Honda F501 Owner's Manual page 30

2. Tilling depth adjustment
Install the hitch attachment in the hitch box with a hitch pin.
The tilling depth adjustment can be made as follows:
Remove the lock pin and pin, loosen the lock nuts and bolts securing
the drag bars A and B, and slid the drag bars up or down as necessary.
After adjustment, tighten the bolts and lock nuts securely.
HITCH PIN
DRAG BAR A
LOCK NUT
HITCH ATTACHMENT
BOLT
PIN
LOCK NUT
BOLT
LOCK PIN
HITCH BOX
DRAG BAR B
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