Maintenance45sources of ignition.WARNINGEWM00910Leaking fuel can result in fire or explo-sion. Check for fuel leakage regularly. If any fuel leakage is found, the fuelsystem must be repaired by a qualifiedmechanic. Improper repairs can makethe outboard unsafe to operate.Check the fuel lines for leaks, crack, or mal-function. If a problem is found, your Yamahadealer or other qualified mechanic should re-pair it immediately.Checkpoints Fuel system parts leakage Fuel line joint leakage Fuel line cracks or other damage Fuel connector leakageEMU28980Inspecting fuel filterWARNINGEWM00310Gasoline is highly flammable, and its va-pors are flammable and explosive. If you have any question about properlydoing this procedure, consult yourYamaha dealer. Do not perform this procedure on a hotor running engine. Allow the engine tocool. There will be fuel in the fuel filter. Keepaway from sparks, cigarettes, flames orother sources of ignition. This procedure will allow some fuel tospill. Catch fuel in a rag. Wipe up anyspilled fuel immediately. The fuel filter must be reassembledcarefully with the O-ring, filter cup, andhoses in place. Improper assembly orreplacement could result in a fuel leak,which could result in a fire or explosionhazard.EMU29001Cleaning fuel filter1. Remove the nut holding the fuel filter as-sembly if equipped.2. Unscrew the filter cup, catching anyZMU031261. Nut1ZMU04698