Yamaha Outboard F15A F9.9C, FT9.9D F15 Service Manual, Page 246Get this manual
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POWR EXPLODED DIAGRAM
40 Nm (4.0 mkg, 29 ftlb) 18 Nm (1.8 mkg, 13 ftlb)
REMOVAL AND INSTALLATION CHART
Step ProcedurePart name OIL FILTER, THERMOSTAT AND EXHAUST COVER