Yamaha F150 Four Stroke Manual

F150
LF150
OWNER’S MANUAL
LIT-18626-06-77
63P-28199-14
U.S.A.Edition 

ZMU01690
Read this owner’s manual carefully before operating your outboard motor.
U63P14E0.book  Page 1  Monday, June 6, 2005  4:57 PM 

Important manual information
EMU31280
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...

Important manual information
U63P14E0.book  Page 2  Monday, June 6, 2005  4:57 PM 

Table of contents
General information ...................... 1
Identification numbers record ......  1
Outboard motor serial number ....... 1
Key number .................................... 1
Emission control information .......  1
North American models .................. 1
Star labels ...................................... 2
Safety information .......................  3
Important labels...........................  4
Warning labels................................ 4
Basic boating rules 
(Rules of the...

Table of contents
Operating engine.......................  30
Feeding fuel.................................. 30
Starting engine ............................. 30
Warming up engine ...................  32
Manual start and electric start 
models ...................................... 32
Shifting ......................................  33
Forward (tiller handle and remote 
control models) ......................... 33
Reverse (automatic reverse 
lock and power trim and 
tilt...

Table of contents
Consumer information ................ 68
Important warranty information 
for U.S.A. and Canada ...........  68
YAMAHA MOTOR 
CORPORATION, U.S.A. 
FOUR-STROKE OUTBOARD 
MOTOR THREE-YEAR 
LIMITED WARRANTY ...........  70
IMPORTANT WARRANTY 
INFORMATION IF YOU USE 
YOUR YAMAHA OUTSIDE 
THE USA OR CANADA .........  72
U63P14E0.book  Page 3  Monday, June 6, 2005  4:57 PM 

General information
1
EMU25170
Identification numbers recordEMU25182Outboard motor serial number
The outboard motor serial number is stamped
on the label attached to the port side of the
clamp bracket or the upper part of the swivel
bracket.
Record your outboard motor serial number in
the spaces provided to assist you in ordering
spare parts from your Yamaha dealer or for
reference in case your outboard motor is sto-
len.
EMU25190Key number
If a main key switch is equipped with the mo-
tor, the key...

General information
2
EMU25262Manufactured date label
This label is attached to the clamp bracket or
the swivel bracket.
EMU25272Star labels
Your outboard motor is labeled with a Califor-
nia Air Resources Board (CARB) star label.
See below for a description of your particular
label.
EMU25280One Star—Low Emission
The one-star label identifies engines that
meet the Air Resources Board’s 2001 ex-
haust emission standards. Engines meeting
these standards have 75% lower emissions
than conventional carbureted...

General information
3
EMU25300Three Stars—Ultra Low Emission
The three-star label identifies engines that
meet the Air Resources Board’s 2008 ex-
haust emission standards. Engines meeting
these standards have 65% lower emissions
than One Star-Low-Emission engines.
EMU25362
 Safety information

Before mounting or operating the outboard
motor, read this entire manual. Reading it
should give you an understanding of the
motor and its operation.

Before operating the boat, read any own-
er’s or operator’s...