Honda BF115A, BF130A Outboard Motors Shop Manual., Page 220Get this manual
MONDA B 15Ae130A
OIL PUMP ASSEMBLY DISASSEMBLYIASSEMBLY
Install the rotors so that they face in the same direction as they had been mounted before disassembly, After assembly, check to see that the rotors move freely
[Ill INNER ROTOR INSPECTION: P10-4 INSTALLATION: Clean the rotor thoroughly