Page 9 of 336
EBU00801
IMPORTANT MANUAL
INFORMATION
FAILURE TO FOLLOW THE WARNINGS CON-
TAINED IN THIS MANUAL CAN RESULT IN
SERIOUS INJURY OR DEATH.
Particularly important information is distin-
guished in this manual by the following notations:
Q
The Safety Alert Symbol means ATTENTION!
BECOME ALERT! YOUR SAFETY IS INVOLVED!
w
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.
cC
A CAUTION indicates special precautions
that must be taken to avoid damage to the
machine.
NOTE:
A NOTE provides key information to make pro-
cedures easier or clearer.
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Page 10 of 336

FBU00801
RENSEIGNEMENTS IMPOR-
TANTS SUR CE MANUEL
LE NON-RESPECT DES AVERTISSEMENTS
DONNÉS DANS CE MANUEL PEUT ENTRAÎNER
DES BLESSURES GRAVES ET LA MORT.
Les informations particulièrement importantes
sont repérées par les notations suivantes:
Q
Le symbole de danger incite à ÊTRE VIGI-
LANT AFIN DE GARANTIR SA SÉCURITÉ!
XG
Le non-respect des instructions AVERTISSE-
MENT peut entraîner des blessures graves ou
la mort du pilote, d’un tiers ou d’une personne
inspectant ou réparant le véhicule.
fF
Un ATTENTION indique les précautions particulières
à prendre pour éviter d’endommager le véhicule.
N.B.:
Un N.B. fournit les renseignements nécessaires à
la clarification et la simplification des diverses
opérations.
SBU00801
INFORMACIÓN IMPORTANTE
SOBRE ESTE MANUAL
LA INOBSERVANCIA DE LAS ADVERTENCIAS
CONTENIDAS EN ESTE MANUAL PUEDE ACARRE-
AR LESIONES GRAVES O INCLUSO MORTALES.
La información de especial importancia se señala en
este manual con las siguientes notaciones:
Q
El símbolo de alerta de seguridad significa
¡ATENCIÓN! ¡MANTÉNGASE ALERTA! ¡PELI-
GRA SU SEGURIDAD!
XR
La inobservancia de las instrucciones de ADVER-
TENCIA puede ser causa de lesiones graves o
mortales para el usuario de la máquina, las per-
sonas situadas en sus proximidades o los técni-
cos encargados de su inspección o reparación.
yY
Los avisos de ATENCIÓN indican precauciones
especiales que deben adoptarse para evitar
que la máquina sufra daños.
NOTA:
Las NOTAS contienen información importante para
facilitar o aclarar los procedimientos.
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Page 11 of 336
EBU00011
IMPORTANT NOTICE
This machine is designed and manufactured for
OFF-ROAD use only. It is illegal and unsafe to
operate this machine on any public street, road
or highway.
This machine complies with all applicable OFF-
ROAD noise level and spark arrester laws and
regulations in effect at the time of manufacture.
Please check your local riding laws and regula-
tions before operating this machine.
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Page 12 of 336

FBU00011
AVIS IMPORTANT
Ce véhicule est conçu et fabriqué pour une utili-
sation TOUT-TERRAIN uniquement. La
conduite de ce véhicule sur la voie publique est
illégale et dangereuse.
Ce véhicule est conforme à toutes les législa-
tions relatives au déparasitage et au bruit des
tout-terrains en vigueur au moment de la fabri-
cation.
Prendre connaissance des règlements locaux
avant de conduire ce véhicule.
SBU00011
AVISO IMPORTANTE
Esta máquina ha sido fabricada y diseñada úni-
camente para su utilización FUERA DE
CARRETERA. Por lo tanto, es ilegal y, al mismo
tiempo, peligroso, circular con ella por autopis-
tas, carreteras o cualquier otra vía pública.
La máquina satisface todos los requisitos sobre
nivel sonoro y emisión de chispas en circulación
FUERA DE CARRETERA, establecidos por la
reglamentación y las leyes vigentes en el
momento de su fabricación.
Se ruega consultar las leyes y reglamentación
local sobre vehículos a motor antes de usar la
motocicleta.
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Page 13 of 336
EBU00712
YFM80P
OWNER’S MANUAL
©2001 by Yamaha Motor Co., Ltd.
1st Edition, March 2001
All rights reserved. Any reprinting or
unauthorized use without the written
permission of Yamaha Motor Co., Ltd.
is expressly prohibited.
Printed in Japan.
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Page 14 of 336
FBU00712SBU00712
YFM80P
MANUAL DEL PROPIETARIO
©2001 por Yamaha Motor Co., Ltd.
1
aEdición, Marzo 2001
Reservados todos los derechos. Queda
expresamente prohibida cualquier reimpre-
sión o uso no autorizado sin el consenti-
miento escrito de Yamaha Motor Co., Ltd.
Impreso en Japón.
YFM80P
MANUEL DU PROPRIÉTAIRE
© 2001 par Yamaha Motor Co., Ltd.
1ère édition, Mars 2001
Tous droits réservés. Toute réimpression ou
utilisation non autorisée sans la permission
écrite de la Yamaha Motor Co., Ltd.
est formellement interdite.
Imprimé au Japon.
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Page 15 of 336

LOCATION OF THE WARNING AND
SPECIFICATION LABELS .......................1-1
SAFETY INFORMATION .........................2-1
DESCRIPTION AND MACHINE
IDENTIFICATION.....................................3-1
Identification number records ...............3-3
Key identification number .....................3-5
Vehicle identification number ...............3-7
Model label ...........................................3-9
CONTROL FUNCTIONS..........................4-1
Main switch ...........................................4-1
Indicator lights ......................................4-3
Handlebar switches ..............................4-3
Throttle lever ........................................4-7
Speed limiter ........................................4-9
Front brake lever ................................4-11Rear brake pedal and lever ................4-13
Parking brake .....................................4-15
Shift pedal ..........................................4-17
Fuel tank cap ......................................4-17
Fuel cock ............................................4-19
Choke lever ........................................4-21
Seat ....................................................4-23
PRE-OPERATION CHECKS ...................5-1
Front and rear brakes ...........................5-5
Fuel ......................................................5-9
Engine oil ............................................5-11
Final gear oil .......................................5-15
Throttle lever ......................................5-17
Fittings and fasteners .........................5-17
Switches .............................................5-17
Battery ................................................5-17
Tires ...................................................5-19
How to measure tire pressure ............5-23
Tire wear limit .....................................5-25
EBU00015
CONTENTS
1
2
3
4
5
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Page 16 of 336

OPERATION ............................................6-1
Starting a cold engine ...........................6-3
Starting a warm engine ......................6-11
Warming up ........................................6-11
Shifting ...............................................6-13
To start out and accelerate .................6-15
To decelerate .....................................6-19
Engine break-in ..................................6-21
Parking ...............................................6-25
Parking on a slope ..............................6-27
Accessories and loading ....................6-29
Riding Your ATV ......................................7-1
Getting to know your ATV.....................7-3
Ride with care and good
judgement ...........................................7-5
Be careful where you ride ...................7-27
Turning your ATV ...............................7-41
Climbing uphill ....................................7-45
Riding downhill ...................................7-57
Crossing a slope .................................7-61Crossing through shallow water .........7-65
Riding over rough terrain ....................7-69
Sliding and skidding ...........................7-71
What to do if .......................................7-75
What to do ..........................................7-75
PERIODIC MAINTENANCE AND
ADJUSTMENT .........................................8-1
Owner’s manual and tool kit .................8-3
Periodic maintenance/Lubrication ........8-7
Engine oil ............................................8-13
Final gear oil .......................................8-19
Spark plug inspection .........................8-23
Air filter cleaning .................................8-27
Carburetor adjustment ........................8-33
Idle speed adjustment ........................8-35
Valve clearance adjustment ...............8-37
Cam chain adjustment ........................8-37
Front and rear brake shoe
inspection .........................................8-396
7
8
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