2001-2002 Yamaha 50HP F50Z/T50Z Ouboard 4-stroke engines service manual, Page 76Get this manual
Maintenance interval chart Top cowling Fuel system Top cowling Checking the top cowling
1Check the fitting by pushing the cowling with both handsAdjust if necessary
Fuel system
Checking the fuel joint and fuel hoses (fuel joint-to-carburetor)
1Remove the plate CD, and then check the fuel hose connections and fuel joint for leaksReplace if necessaryAlso, check the fuel filterfuel pumpand carburetor for leaks, and the fuel hoses for leaks and deteriorationReplace if necessary