2006 Yamaha Outboard F115 LF115 Boat Motor Owners Manual

Operation
board motor is affected  by the boat/motor
combination  and  the  desired   use.  Test
runs  at different  heights  can help  deter-
mine the  optimum mounting height.  Con-
sult
your
Yamaha
dealer
or
boat
manufacturer for further information on de-
termining the proper mounting height.
For instructions on setting the trim angle of
the outboard motor, see page 41.
q
EMU30172
Breaking in engine
1.
Center line (keel line)
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
EMU26930
Mounting height (boat bottom)
To run your  boat at optimum  efficiency, the
water resistance (drag) of  the boat and out-
board motor must be made as little as possi-
ble.  The  mounting  height  of the  outboard
motor greatly affects the water resistance. If
the  mounting height  is  too high,  cavitation
tends to occur, thus reducing the propulsion;
and if the propeller tips cut the air, the engine
speed will rise abnormally and cause the en-
gine to overheat. If the mounting height is too
life.
ECM00800
CAUTION:
Failure to  follow  the break-in  procedure
could  result  in   reduced  engine  life  or
even severe engine damage.
EMU27080
Procedure for 4-stroke models
low, the  water resistance  will increase  and     Run the  engine under  load (in  gear with  a
thereby reduce engine efficiency. Mount the     propeller installed) as follows.
outboard  motor  so  that  the  anti-cavitation
plate is  in alignment with  the bottom  of the
boat.
1.
2.
3.
4.
For the first hour of operation:
Run the  engine at 2000  r/min or at  ap-
proximately half throttle.
For the second hour of operation:
Run the  engine at 3000  r/min or at  ap-
proximately three-quarter throttle.
For the next eight hours of operation:
Avoid continuous operation  at full throt-
tle for more than five minutes at a time.
After the first 10 hours:
Operate the engine normally.
EMU27102
Preoperation checks
ZMU01874
EWM00080
WARNING
NOTE:
q
The optimum  mounting height of  the out-
If any  item in  the  preoperation check  is
32
Product Specification
CategoriesYamaha Outboard Manuals
Document TypeBoat Motor Manual Free Download. Marine Operator's Boating Guide.
Tags,
Model Year2006
Download File
Please Enter the Security Characters Shown Below. Letters are Case Sensitive. Your download link will appear upon completing this step.
- 90 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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