2007 Yamaha Outboard F150 LF150 Boat Owners Manual

Operation
NOTE:
q
The optimum  mounting height  of  the out-
board motor  is affected by  the boat/motor
combination and the desired use. Test runs
at different heights can  help determine the
optimum  mounting   height.  Consult  your
Yamaha  dealer  or boat  manufacturer  for
further information on determining the prop-
er mounting height.
q
For instructions on setting the trim angle of
the outboard motor, see page 43.
1
. Center line  (keel line)
EMU26930
Mounting height (boat bottom)
EMU30173
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
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.
ECM00800
CAUTION:
speed will rise abnormally and cause the en-     Failure  to follow  the  break-in  procedure
gine to overheat. If the mounting height is too    could result in reduced engine life or even
low,  the water  resistance  will increase  and     severe engine damage.
thereby reduce  engine efficiency. Mount  the
outboard  motor  so   that  the  anti-cavitation
plate is  in alignment  with the  bottom of  the
Run the engine under load (in gear with a pro-
boat.
EMU27081
Procedure for 4-stroke models
peller installed) for 10 hours as follows.
1.
2.
3.
First hour:
Run the  engine at  2000 r/min  or at ap-
proximately half throttle.
Second hour:
Run the  engine at  3000 r/min  or at ap-
proximately three-quarter throttle.
Remaining eight hours:
Run the engine  at any speed. However,
avoid  operating at  full  throttle for  more
than 5 minutes at a time.
ZMU01762
4.
After the first 10 hours:
Operate the engine normally.
36
Product Specification
CategoriesYamaha Outboard Manuals
Document TypeBoat Motor Manual Free Download. Marine Operator's Boating Guide.
Tags
Model Year2007
Download File
Please Enter the Security Characters Shown Below. Letters are Case Sensitive. Your download link will appear upon completing this step.
- 92 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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