Honda BF115A, BF130A Outboard Motors Shop Manual., Page 70Get this manual
HONDA BFI 15A-130A
12) With the throttle arm in contact with the full open position stopper, measure the clearance between the throttle lever of the throttle body assembly and the full open position stopperIt should be (0.04 in) or belowAdjustment is needed if the clearance is more than (0.04 in)13) Adjustment must be made as followsMove the remote control lever to the "N" (Neutral) position and loosen the adjusting nuts at the open side and the close side of the throttle cable of the throttle arm side14) Move the remote control lever to the "F" (Forward) full open position15) Turning the adjusting nut at the open side of the throttle cable or out, adjust the gap between the throttle lever of the throttle body assembly and the full open position stopper to mm (0.04 in) or below16) Loosely tighten the adjusting nuts at the open side and the close side of the throttle cable, and return the remote control lever to the "N" (Neutral) position