2007-2009 Yamaha F15/F20 Outboard Service Manual, Page 74Get this manual
FUEL Hose routing
Fuel system
Fuel hose, blowby hose, and cooling water hose
1 Cooling water hose (exhaust cover-to-joint) Cooling water hose (exhaust cover-to-joint) Cooling water hose (joint-to-joint) Cooling water hose (joint-to-fuel pump) Cooling water hose (fuel pump-to-cooling water pilot hole) Cooling water hose (flushing hose adapter-to-joint) Cooling water hose (thermostat cover-to-cylinder block) Blowby hose (cylinder head cover-to-intake silencer) Fuel hose (fuel joint-to-fuel filter assembly)