Honda CBR600RR 2009 Owner's Manual page 139

Suspension
To Reduce Rebound Damping (SOFT):
For a light load and smooth road
conditions, turn the adjuster
counterclockwise toward SOFT (S).
To Increase Rebound Damping
(HARD):
For a firmer ride and rough road
conditions, turn the adjuster clockwise
toward HARD (H).
130
Servicing Your Honda
Compression Damping
RIGHT SIDE
(3)
(2)
(1) damping adjuster
(2) punch mark
(3) reference punch mark
(1)