calcActive())">
02 - 08 YAMAHA RAPTOR 80 Service Repair Manual yfm80
What's Included?
Fast Download Speeds
Online & Offline Access
Access PDF Contents & Bookmarks
Full Search Facility
Print one or all pages of your manual

YFM80WP
SUPPLEMENTARY
SERVICE MANUAL
LIT-11616-15-38 4EM-28197-22

FOREWORD
This Supplementary Service Manual has been prepared to introduce new service and new data for
the YFM80WP. For complete information on service procedures, it is necessary to use this Supple-
mentary Service Manual together with the following manual.
YFM80(D) SERVICE MANUAL: 4EM-28197-20 (LIT-11616-08-19)
YFM80M/MC SUPPLEMENTARY SERVICE MANUAL: 4EM-28197-21 (LIT-11616-13-28)
YFM80WP
SUPPLEMENTARY
SERVICE MANUAL
2001 by Yamaha Motor Corporation, U.S.A.
First Edition, September 2001
All rights reserved.
Any reproduction or unauthorized use
without the written permission of
Yamaha Motor Corporation, U.S.A.
is expressly prohibited.
Printed in U.S.A.
LIT-11616-15-38

EB001000
NOTICE
This manual was produced by the Yamaha Motor Company primarily for use by Yamaha dealers
and their qualified mechanics. It is not possible to include all the knowledge of a mechanic in one
manual, so it is assumed that anyone who uses this book to perform maintenance and repairs on
Yamaha machine has a basic understanding of the mechanical ideas and the procedures of
machine repair. Repairs attempted by anyone without this knowledge are likely to render the
machine unsafe and unfit for use.
Yamaha Motor Company, Ltd. is continually striving to improve all its models. Modifications and sig-
nificant changes in specifications or procedures will be forwarded to all authorized Yamaha dealers
and will appear in future editions of this manual where applicable.
NOTE:
Designs and specifications are subject to change without notice.
IMPORTANT INFORMATION
Particularly important information is distinguished in this manual by the following notations.
The Safety Alert Symbol means ATTENTION! BECOME ALERT! YOUR
SAFETY IS INVOLVED!
Failure to follow WARNING instructions could result in severe injury or death
to the machine operator, a bystander or a person inspecting or repairing the
machine.
A CAUTION indicates special precautions that must be taken to avoid dam-
age to the machine.
A NOTE provides key information to make procedures easier or clearer.
WARNING
CAUTION:
NOTE:

EB002000
HOW TO USE THIS MANUAL
MANUAL ORGANIZATION
This manual consists of chapters for the main categories of subjects. (See “Illustrated symbols”)
1st title 1: This is the title of the chapter with its symbol in the upper right corner of each page.
2nd title 2: This title indicates the section of the chapter and only appears on the first page of each
section. It is located in the upper left corner of the page.
3rd title 3: This title indicates a sub-section that is followed by step-by-step procedures accompa-
nied by corresponding illustrations.
EXPLODED DIAGRAMS
To help identify parts and clarify procedure steps, there are exploded diagrams at the start of each
removal and disassembly section.
1. An easy-to-see exploded diagram 4 is provided for removal and disassembly jobs.
2. Numbers 5 are given in the order of the jobs in the exploded diagram. A number that is enclosed
by a circle indicates a disassembly step.
3. An explanation of jobs and notes is presented in an easy-to-read way by the use of symbol marks
6. The meanings of the symbol marks are given on the next page.
4. A job instruction chart 7 accompanies the exploded diagram, providing the order of jobs, names
of parts, notes in jobs, etc.
5. For jobs requiring more information, the step-by-step format supplements 8 are given in addition
to the exploded diagram and the job instruction chart.

EB003000
ILLUSTRATED SYMBOLS
Illustrated symbols 1 to 9 are printed on the
top right of each page and indicate the subject
of each chapter.
1 General information
2 Specifications
3 Periodic checks and adjustments
4 Engine
5 Carburetion
6 Drive train
7 Chassis
8 Electrical
9 Troubleshooting
Illustrated symbols 0 to F are used to identify
the specifications appearing in the text.
0 Filling fluid
A Lubricant
B Special tool
C Torque
D Wear limit, clearance
E Engine speed
F Ω, V, A
Illustrated symbols G to M in the exploded
diagrams indicate the types of lubricants and
lubrication points.
G Apply engine oil
H Apply gear oil
I Apply molybdenum disulfide oil
J Apply wheel bearing grease
K Apply lightweight lithium soap base grease
L Apply molybdenum disulfide grease
M Apply silicon grease
Illustrated symbols N to O in the exploded
diagrams indicate where to apply a locking
agent N and when to install a new part O.
N Apply the locking agent (LOCTITE
)
O Replace
1 2
3 4
5 6
7 8
9 0
A B
C D
E F
G H I
J
N O
GEN
INFO
SPEC
CHK
ADJ
ENG
CARB DRIV
CHAS
– +
ELEC
TRBL
SHTG
T
R
.
.
E G M
B LS M
S
K L M
LT
New

CONTENTS
GENERAL INFORMATION .............................................................................. 1
MACHINE IDENTIFICATION ................................................................... 1
VEHICLE IDENTIFICATION NUMBER ................................................ 1
MODEL LABEL .................................................................................... 1
SPECIFICATIONS ........................................................................................... 2
GENERAL SPECIFICATIONS ................................................................. 2
MAINTENANCE SPECIFICATIONS ........................................................ 3
ENGINE ................................................................................................ 3
CHASSIS .............................................................................................. 3
ELECTRICAL ....................................................................................... 4
CABLE ROUTING .................................................................................... 5
PERIODIC CHECKS AND ADJUSTMENTS ................................................... 9
INTRODUCTION ...................................................................................... 9
PERIODIC MAINTENANCE/LUBRICATION INTERVALS ....................... 9
SEAT, FENDERS AND FUEL TANK ...................................................... 10
SEAT AND FRONT PANEL ............................................................... 10
FRONT FENDER ............................................................................... 11
REAR FENDER .................................................................................. 12
FUEL TANK ........................................................................................ 13
ENGINE .................................................................................................. 14
SPEED LIMITER ADJUSTMENT ....................................................... 14
AIR FILTER CLEANING ..................................................................... 15
SPARK ARRESTER CLEANING ....................................................... 17

– 1 –
GEN
INFO
MACHINE IDENTIFICATION
GENERAL INFORMATION
MACHINE IDENTIFICATION
VEHICLE IDENTIFICATION NUMBER
The vehicle identification number 1 is
stamped into the left side of the frame.
MODEL LABEL
The model label 1 is affixed to the frame. This
information will be needed to order spare
parts.

– 2 –
SPEC
GENERAL SPECIFICATIONS
SPECIFICATIONS
GENERAL SPECIFICATIONS
Model YFM80WP
Model code number: 5TH1
Dimensions:
Overall length 1,537 mm (60.5 in)
Overall width 841 mm (33.1 in)
Overall height 940 mm (37 in)
Seat height 669 mm (26.3 in)
Wheelbase 1,030 mm (40.6 in)
Minimum ground clearance 100 mm (3.9 in)
Minimum turning radius: 2,400 mm (94.5 in)
Spark plug:
Type/Manufacturer CR7HS (NGK)
Gap 0.6 ~ 0.7 mm (0.024 ~ 0.028 in)
Tire pressure (cold tire): Front Rear
Recommended 20 kPa
(0.20 kg/cm
2
, 2.8 psi)
20 kPa
(0.20 kg/cm
2
, 2.8 psi)
Minimum 17 kPa
(0.17 kg/cm
2
, 2.4 psi)
17 kPa
(0.17 kg/cm
2
, 2.4 psi)
Maximum 23 kPa
(0.23 kg/cm
2
, 3.2 psi)
23 kPa
(0.23 kg/cm
2
, 3.2 psi)
Maximum load-except motorcycle 95 kg
Indicator light wattage × quantity:
“NEUTRAL” 12 V 1.7 W × 1

– 3 –
SPEC
MAINTENANCE SPECIFICATIONS
MAINTENANCE SPECIFICATIONS
ENGINE
CHASSIS
Model YFM80WP
Carburetor:
Type/manufacturer/quantity VM16SH/MIKUNI/1
I. D. mark 5TH1 00
Main jet (M.J.) #76.3
Main air jet (M.A.J.) ø1.2
Jet needle-clip position (J.N.) 3PZ 13-2
Needle jet (N.J.) D-8M
Cutaway (C.A.) 3.5
Pilot jet (P.J.) #12.5
Pilot outlet (P.O.) ø0.7
Valve seat (V.S.) ø1.2
Fuel level (F.L.) 2.5 ~ 4.5 mm (0.10 ~ 0.18 in)
Below carburetor body edge
Float height (F.H.) 20.0 ~ 22.0 mm (0.79 ~ 0.87 in)
Engine idling speed 1,750 ~ 1,850 r/min
Intake vacuum 36 kPa (270 mmHg)
Model YFM80WP
Brake lever & brake pedal:
Brake lever free play (front brake) 10 ~ 12 mm (0.4 ~ 0.5 in) at lever pivot
Brake lever free play (rear brake) 5 ~ 8 mm (0.20 ~ 0.31 in) at lever pivot
Brake pedal free play 20 ~ 30 mm (0.8 ~ 1.2 in)

– 4 –
SPEC
MAINTENANCE SPECIFICATIONS
ELECTRICAL
Model YFM80WP
CDI:
Magneto model/manufacturer F2FM/MORIC
Pickup coil resistance (color) 264 ~ 396 Ω at 20°C (68°F) (W/L–W/R)
Source coil resistance (color) 304 ~ 456 Ω at 20°C (68°F) (G/W–B/R)
Lighting coil resistance (color) 0.72 ~ 1.08 Ω B–W
0.32 ~ 0.48 Ω B–Y/R
CDI unit model/manufacturer 4EM/MORIC
Ignition coil:
Model/manufacturer 2JN/MORIC
Minimum spark gap 6 mm (0.24 in)
Primary winding resistance 0.184 ~ 0.276 Ω at 20°C (68°F)
Secondary winding resistance 6.32 ~ 9.48 Ω at 20°C (68°F)
Rectifier/regulator:
Type Semi conductor-short circuit
Model/manufacturer SH704-12/SHINDENGEN
No load regulated voltage (DC) 14 ~ 15 V
(AC) 13 ~ 14 V
Capacity (DC) 5 A
(AC) 8 A
Withstand voltage 200 V
Electric starter system:
Type Constant mesh type
Starter motor: Model/manufacturer ADB4A5/DENSO
Out put 0.2 kW
Armature coil resistance 0.0288 ~ 0.0352 Ω at 20°C (68°F)
Brush: Overall length 6 mm (0.24 in)
<Limit> <3.5 mm (0.14 in)>
Spring pressure 3.24 ~ 4.22 N (330 ~ 430 gf)
Commutator: Diameter 16.5 mm (0.65 in)
<Wear limit> <15.5 mm (0.61 in)>
Mica undercut 1.0 mm (0.04 in)
Starter relay: Model/manufacturer MS5D-611/JIDECO
Amperage rating 100A
Coil winding resistance 3.87 ~ 4.73 Ω at 20°C (68°F)
Starting circuit cut-off relay:
Model/manufacturer ACA12115-3/MATSUSHITA
Coil winding resistance 72 ~ 88 Ω at 20°C (68°F)
Diode Yes
You're Reading a Preview
What's Included?
Fast Download Speeds
Online & Offline Access
Access PDF Contents & Bookmarks
Full Search Facility
Print one or all pages of your manual
$28.99
Viewed 75 Times Today
Loading...
Secure transaction
What's Included?
Fast Download Speeds
Online & Offline Access
Access PDF Contents & Bookmarks
Full Search Facility
Print one or all pages of your manual
$28.99
This manual is an essential resource for maintaining and repairing your Yamaha Raptor 80. With over 244 pages of valuable information, it covers a wide range of topics including general specifications, periodic maintenance, engine overhaul, carburetion, chassis, electrical systems, troubleshooting, and wiring diagrams.