Operation
EMU36380
EMU27020
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
Run the engine at the lowest possible
speed. A fast idle in neutral is best.
Next 50 minutes:
Do not exceed half throttle (approxi-
mately 3000 r/min). Vary engine speed
occasionally. If you have an easy-plan-
ing boat, accelerate at full throttle onto
plane, then immediately reduce the
throttle to 3000 r/min or less.
First-time operation
2.
3.
life.
ECM00140
NOTICE
Next two hours:
Accelerate at full throttle onto plane,
then reduce engine speed to three-quar-
ter throttle (approximately 4000 r/min).
Vary engine speed occasionally. Run at
full throttle for one minute, then allow
about 10 minutes of operation at three-
quarter throttle or less to let the engine
cool.
●
●
Failure to follow the break-in procedure
could result in reduced engine life or
even severe engine damage.
Premix fuel must be used during break-
in in addition to oil in the oil injection
system.
EMU27060
Gasoline and engine oil mixing chart
(50:1)
4.
5.
Remaining seven hours:
Run the engine at any speed. However,
avoid operating at full throttle for more
than 5 minutes at a time.
After the first 10 hours:
Operate the engine normally. Use only
straight gasoline in the fuel tank. The
Yamaha oil injection system provides
proper lubrication for normal operation.
EMU36400
Getting to know your boat
Different boats handle differently. Operate
cautiously while you learn how your boat
handles under different conditions and with
1.
2.
: Gasoline
: Engine oil
ECM00150
NOTICE
different trim angles (see page 47).
Be sure to mix gasoline and oil complete-
ly, otherwise the engine may be dam-
aged.
EMU36412
Checks before starting engine
EWM01920
WARNING
EMU30311
Procedure for oil injection models
If any item in the checks before starting
Run the engine under load (in gear with a engine is not working properly, have it in-
propeller installed) for 10 hours as follows.
1. First 10 minutes:
spected and repaired before operating
the outboard motor. Otherwise an acci-
35
| Categories | Marine, Yamaha Outboard Manuals |
|---|---|
| Tags | Yamaha 150 |
| Model Year | 2007 |
| Download File |
|
| Language | English |
| Product Brand | Yamaha Motor. Yamaha Motor Corporation, USA - Support Customer Relations for US: 1-800-962-7926
Yamaha Boats: 1-800-962-7926 Yamaha Outboard Customer Relations: 1-866-894-1626 , Yamaha Outboard |
| Document File Type | |
| Publisher | yamaha-motor.com |
| Wikipedia's Page | Yamaha Motor Company |
| Copyright | Attribution Non-commercial |
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