2001-2014 Honda BF/BFP8D, BF/BFP9.9D Outboards Shop Manual, Page 340Get this manual
BF80-BF9.90 2) Remove the socket bolts and gear pump assembly Do not disassemble the gear pump assemblyIf it is faultyreplace it as an assembly3) Remove the two a-rings, valve spring, spring guide, steel ball and the down relief valve seat from the valve bodyRemove the a-ring from the down relief valve seatDiscard the a-ringsreplace the -rings with new ones during reassemblySOCKET BOLT A