Yamaha 15F User manual

OWNER’S MANUAL
9.9F
15F
63V-28199-78-E0
U63V78E0.book Page 1 Monday, March 6, 2006 10:05 AM

Read this owner’s manual carefully before operating your outboard motor.
U63V78E0.book Page 1 Monday, March 6, 2006 10:05 AM

Important manual information
EMU25101
To the owner
Thank you for choosing a Yamaha outboard
motor. This Owner’s Manual contains infor-
mation needed for proper operation, mainte-
nance and care. A thorough understanding of
these simple instructions will help you obtain
maximum enjoyment from your new Yamaha.
If you have any question about the operation
or maintenance of your outboard motor,
please consult a Yamaha dealer.
In this Owner’s Manual particularly important
information is distinguished in the following
ways.
The Safety Alert Symbol means AT-
TENTION! BECOME ALERT! YOUR SAFE-
TY IS INVOLVED!
WARNING
EWM00780
Failure to follow WARNING instructions
could result in severe injury or death to the
machine operator, a bystander, or a per-
son inspecting or repairing the outboard
motor.
CAUTION:
ECM00700
A CAUTION indicates special precautions
that must be taken to avoid damage to the
outboard motor.
NOTE:
A NOTE provides key information to make
procedures easier or clearer.
Yamaha continually seeks advancements in
product design and quality. Therefore, while
this manual contains the most current product
information available at the time of printing,
there may be minor discrepancies between
your machine and this manual. If there is any
question concerning this manual, please con-
sult your Yamaha dealer.
To ensure long product life, Yamaha recom-
mends that you use the product and perform
the specified periodic inspections and mainte-
nance by correctly following the instructions in
the owner’s manual. Note that if you do not
follow these instructions, not only may the
product break down, but the warranty will also
be voided.
Some countries have laws or regulations re-
stricting users from taking the product out of
the country where it was purchased, and it
may be impossible to register the product in
the destination country. Additionally, the war-
ranty may not apply in certain regions. When
planning to take the product to another coun-
try, consult the dealer where the product was
purchased for further information.
If the product was purchased used, please
consult your closest dealer for customer re-
registration, and to be eligible for the specified
services.
NOTE:
The 9.9FMH, 15FMH and the standard ac-
cessories are used as a base for the explana-
tions and illustrations in this manual.
Therefore some items may not apply to every
model.
U63V78E0.book Page 1 Monday, March 6, 2006 10:05 AM

Important manual information
EMU25120
9.9F, 15F
OWNER’S MANUAL
©2006 by Yamaha Motor Co., Ltd.
1st Edition, January 2006
All rights reserved.
Any reprinting or unauthorized use
without the written permission of
Yamaha Motor Co., Ltd.
is expressly prohibited.
Printed in Japan
U63V78E0.book Page 2 Monday, March 6, 2006 10:05 AM

Table of contents
General information .......................... 1
Identification numbers record.......... 1
Outboard motor serial number ........... 1
EC label........................................... 1
Safety information ........................... 1
Important labels............................... 3
Warning labels.................................... 3
Fueling instructions ......................... 3
Gasoline ............................................. 3
Engine oil............................................ 3
Propeller selection........................... 4
Start-in-gear protection ................... 4
Basic components ............................5
Main components............................ 5
Fuel tank............................................. 5
Fuel joint............................................. 6
Fuel gauge ......................................... 6
Fuel tank cap...................................... 6
Air vent screw..................................... 6
Tiller handle........................................ 6
Gear shift lever................................... 6
Throttle grip ........................................ 6
Throttle indicator................................. 7
Throttle friction adjuster...................... 7
Engine stop lanyard switch................. 7
Engine stop button ............................. 8
Choke knob ........................................ 8
Manual starter handle......................... 8
Steering friction adjuster..................... 9
Trim rod (tilt pin) ................................. 9
Tilt lock mechanism............................ 9
Tilt support bar ................................... 9
Top cowling lock lever(s)
(turn type)........................................ 9
2-pin connector................................. 10
Operation ......................................... 11
Installation ..................................... 11
Mounting the outboard motor ........... 11
Clamping the outboard motor........... 12
Breaking in engine ........................ 13
Gasoline and engine oil mixing
chart (50:1).................................... 13
Procedure for pre-mixed models ...... 13
Preoperation checks ..................... 14
Fuel .................................................. 14
Oil ..................................................... 14
Controls ............................................ 14
Engine .............................................. 14
Filling fuel and engine oil .............. 14
Filling fuel for portable tank .............. 14
Gasoline and oil mixing (100:1)........ 14
Operating engine .......................... 15
Feeding fuel (portable tank) ............. 15
Starting engine ................................. 16
Warming up engine....................... 18
Choke start models .......................... 18
Shifting .......................................... 18
Forward (tiller handle and remote
control models) ............................. 19
Reverse (manual tilt and hydro tilt
models) ......................................... 19
Stopping engine ............................ 20
Procedure......................................... 20
Trimming outboard motor.............. 20
Adjusting trim angle for manual tilt
models .......................................... 21
Adjusting boat trim............................ 21
Tilting up and down....................... 22
Procedure for tilting up (manual tilt
models) ......................................... 23
Procedure for tilting down (manual
tilt models)..................................... 23
Cruising in shallow water .............. 24
Cruising in shallow water (manual
tilt models)..................................... 24
Cruising in other conditions........... 25
Maintenance .................................... 26
Specifications................................ 26
Transporting and storing outboard
motor.......................................... 27
Clamp screw mounting models ........ 27
U63V78E0.book Page 1 Monday, March 6, 2006 10:05 AM