Honda BF115A, BF130A Outboard Motors Shop Manual., Page 419Get this manual
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3MAINTENANCE- -
5-31 5-31 3-5 3-5 12-1 8-5 2-50 3-2
3-10 3-9 5-76 5-2 8-4
Every years (If necessary)
1 Cooling water passages
Crankcase breath