Suzuki 2002-2005 DF4/DF5/DF6 4-Stroke Outboards Service Manual, Page 48Get this manual
FUEL SYSTEM 4-3
FUEL LEAKAGE CHECK PROCEDURE
After performing any fuel system service, always be sure that there is not fuel leakage by checking as follows1Squeeze the fuel primer bulb until you feel resistance2Once pressurized, check all connections and components for any signs of leakage
FUEL HOSE CONNECTION
Note that fuel hose connection varies with each type of pipeBe sure to connect and clamp each hose correctly by referring to the figure For the type "A" (short barbed end) pipe, the hose must completely cover the pipe"A"