2008 Yamaha Outboard 8 8hp Boat Owners Manual

Operation
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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
plane,   then   immediately   reduce  the
throttle to 3000 r/min or less.
Next two hours:
First-time operation
3.
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.
life or even severe engine damage.
[ECM00801]
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4.
5.
Remaining seven hours:
Gasoline  and   engine  oil   mixing  chart
(50:1)
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  the
standard premix ratio of gasoline and oil.
For details  on  mixing fuel  and oil,  see
page 28.
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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 36).
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Be sure to mix gasoline and oil complete-   Checks before starting engine
ly,  otherwise  the  engine  may  be  dam-
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aged.
WARNING
If any  item in the  checks before starting
engine is not working properly, have it in-
spected  and  repaired  before   operating
the  outboard motor.  Otherwise  an acci-
dent could occur.
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Procedure for pre-mixed models
Run the  engine  under load  (in gear  with a
propeller installed) for 10 hours as follows.
1.
First 10 minutes:
Run  the engine  at the  lowest  possible
speed. A fast idle in neutral is best.
Next 50 minutes:
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NOTICE
2.
Do not start the engine out of water. Over-
heating and  serious engine damage  can
occur.
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
26
Product Specification
CategoriesYamaha Outboard Manuals
Document TypeBoat Motor Manual Free Download. Marine Operator's Boating Guide.
Tags
Model Year2008
Download File
Please Enter the Security Characters Shown Below. Letters are Case Sensitive. Your download link will appear upon completing this step.
- 72 pages
LanguageEnglish
Product BrandYamaha 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 TypePDF
Publisheryamaha-motor.com
Wikipedia's PageYamaha Motor Company
CopyrightAttribution Non-commercial
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