Operation22as an emergency reserve. With the boat levelon a trailer or in the water, check the fuel lev-el. For fuel filling instructions, see page 23.EMU36573Remove the top cowlingFor the following checks, remove the topcowling from the bottom cowling. To removethe top cowling, release the cowling lock le-ver and lift off the top cowling.EMU36443Fuel systemWARNINGEWM00061Gasoline and its vapors are highly flamma-ble and explosive. Keep away from sparks,cigarettes, flames, or other sources of ig-nition.WARNINGEWM00911Leaking fuel can result in fire or explosion. Check for fuel leakage regularly. If any fuel leakage is found, the fuel sys-tem must be repaired by a qualified me-chanic. Improper repairs can make theoutboard unsafe to operate.EMU36452Check for fuel leaks Check for fuel leaks or gasoline fumes inthe boat. Check for fuel leakage from the fuel sys-tem. Check the fuel tank and fuel lines forcracks, swellings, or other damages.EMU37323Checking the fuel filterCheck that the fuel filter is clean and free ofwater. If any water is found in the fuel, or if asignificant amount of debris is found, the fueltank should be checked and cleaned by aYamaha dealer.EMU36892Controls Move the tiller handle fully to the left andright to make sure operation is smooth. Turn the throttle grip from the fully closedto the fully open position. Make sure that itturns smoothly and that it completely re-turns to the fully closed position. Look for loose or damaged connections ofthe throttle and shift cables.EMU36484Engine shut-off cord (lanyard)Inspect the engine shut-off cord and clip fordamage, such as cuts, breaks, and wear.ZMU06092