Honda BF8, BF9.9 and BF10 Outboard Motors Shop Manual., Page 239Get this manual
15) Apply marine grease to the mrn roller and install it in the concave of the control wheel as shown16) Apply marine grease to the sliding surfaces of the fast idle camSet the fast idle spring to the fast idle cam and install them on the idle cam pivot shaft by pushing the detent roller slightlyInstall the mm washer and tighten the 10 mm screw 131 10 mm SCREW
121 mm WASHER [I1 FAST IDLE