Honda BF115A, BF130A Outboard Motors Shop Manual., Page 227Get this manual
HONDA BF115A130A
THRUST WASHER
INSTALLATION: Apply the molybdenum disulfide oil to the entire surface of the thrust washerInstall the thrust washer by aligning the cutout in the thrust washer with the pin of the balancer shaft (Intake side)Turn the balancer shaft (Intake side) by pulling it up, and bring the pin of the balancer shaft (Intake side) so it gets on the thrust washer121 BALANCER SHAFT (INTAKE SIDE)
[31 THRUST
BALANCER GEAR CASE COMPINSTALLATION: