Operation; First-Time Operation; Fill Engine Oil; Breaking In Engine - Yamaha F115 Owner's Manual

Operation

EMU36381

First-time operation

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Fill engine oil

The engine is shipped from the factory without
engine oil. If your dealer did not fill the oil, you
must fill it before starting the engine. NOTICE:
Check that the engine is filled with oil be-
fore first-time operation to avoid severe
engine damage.
[ECM01781]
The engine is shipped with the following stick-
er, which should be removed after engine oil
is filled for the first time. For more information
on checking the engine oil level, see page 65.
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Breaking in engine

Your new engine requires a period of break-in
to allow mating surfaces of moving parts to
wear in evenly. Correct break-in will help en-
sure proper performance and longer engine
life. NOTICE: Failure to follow the break-in
procedure could result in reduced engine
life or even severe engine damage.
EMU27085
Procedure for 4-stroke models
Your new engine requires a period of 10
hours break-in to allow mating surfaces of
moving parts to wear in evenly.
TIP:
Run the engine in the water, under load (in
gear with a propeller installed) as follows. For
10 hours for breaking in engine avoid extend-
ed idling, rough water and crowded areas.
62
1. For the first hour of operation:
Run the engine at varying speeds up to
2000 r/min or approximately half throttle.
2. For the second hour of operation:
Increase engine speed as much as nec-
essary to put the boat on plane (but avoid
full-throttle operation), then back off on
the throttle while keeping the boat at a
planing speed.
3. Remaining 8 hours:
Run the engine at any speed. However,
avoid operating at full throttle for more
than 5 minutes at a time.
4. After the first 10 hours:
Operate the engine normally.
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Getting to know your boat

Different boats handle differently. Operate
cautiously while you learn how your boat han-
dles under different conditions and with differ-
ent trim angles (see page 77).
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Checks before starting engine

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ZMU01710
WARNING
If any item in "Checks before starting en-
gine" is not working properly, have it in-
spected and repaired before operating the
outboard motor. Otherwise, an accident
could occur.
ECM00120
NOTICE
[ECM00801]
Do not start the engine out of water. Over-
heating and serious engine damage can
occur.
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Fuel level

Be sure you have plenty of fuel for your trip. A
good rule is to use 1/3 of your fuel to get to the
destination, 1/3 to return, and to keep 1/3 as
an emergency reserve. With the boat level on