Preoperation Checks; Fuel; Controls; Stop Switches - Yamaha F150 Owner's Manual

EMU27103

Preoperation checks

EWM00080
WARNING
If any item in the preoperation check is not
working properly, have it inspected and
repaired before operating the outboard
motor. Otherwise an accident could occur.
ECM00120
CAUTION:
Do not start the engine out of water. Over-
heating and serious engine damage can
occur.
EMU31550

Fuel

Check to be sure you have plenty of fuel for
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your trip.
Make sure there are no fuel leaks or gaso-
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line fumes.
Check fuel line connections to be sure they
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are tight (if equipped Yamaha fuel tank or
boat tank).
Be sure the fuel tank is positioned on a se-
G
cure, flat surface, and that the fuel line is not
twisted or flattened, or likely to contact
sharp objects (if equipped Yamaha fuel
tank or boat tank).
Check the water in the fuel filter with the wa-
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ter separator warning device. Place the
gear shift lever in neutral and turn the main
switch to " "(on). If the buzzer sounds and
the water separator warning indicator
blinks, consult your Yamaha dealer imme-
diately.
EMU31710

Controls

Check throttle, shift, and steering for proper
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operation before starting the engine.
The controls should work smoothly, without
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binding or unusual free play.
Look for loose or damaged connections.
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EMU31720

Stop switches

Confirm that turning the main switch to the
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" " (off) position stops the engine.
Confirm that removing the lock plate from
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the engine stop switch stops the engine.
Confirm that the engine cannot be started
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with the lock plate removed from the engine
stop switch.
EMU27150

Engine

Check the engine and engine mounting.
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Look for loose or damaged fasteners.
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Check the propeller for damage.
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Check that the battery is in good condition
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and the battery connections are secure.
EMU27163

Checking the engine oil level

1. Put the outboard motor in an upright po-
sition (not tilted).
2. Remove oil dipstick and wipe it clean.
3. Completely insert the dipstick and re-
move it again.
4. Check the oil level using the dipstick to be
sure the level falls between the upper and
lower marks. Fill with oil if it is below the
lower mark, or drain to the specified level
if it is above the upper mark.
1. Oil dipstick
2. Lower level mark
3. Upper level mark
Operation
37