2007-2009 Yamaha F15/F20 Outboard Service Manual, Page 56Get this manual
Maintenance interval chartTop cowlingFuel system
Top cowling
Checking the top cowling
1Check the fitting by pushing the cowling with both handsAdjust if necessary
S6AG3010
2Loosen the bolts 13Move the hook up or down slightly to adjust its positionS6AG3030
Fuel system
Checking the fuel joint and fuel hose (fuel joint-to-carburetor)