YAMAHA YZ250(V) Manuals

YAMAHA YZ250(V) Manuals

Manuals and User Guides for YAMAHA YZ250(V). We have 1 YAMAHA YZ250(V) manual available for free PDF download: Owner's Service Manual

YAMAHA YZ250(V) Owner's Service Manual

YAMAHA YZ250(V) Owner's Service Manual (597 pages)

YZ Series

Brand: YAMAHA | Category: Motorcycle | Size: 12.89 MB

Table of Contents

Important Notice
6
Safety Information
6
Wichtige Hinweise
7
Weights of Machines Without Fuel
10
Description
12
Finding the Required Page
12
Chapitre
13
Renseignements Generaux
13
- How to Read Descriptions
  14
- Manual Format
  14
- Illustrated Symbols
  16
- Index
  18
- Table of Contents
  20
- General Information
  20
Chapter 7

26
- Description
  26
- Engine
  26
- Informazioni Generali
  27
Chapter 1

28
- Engine Serial Number
  28
- Frame Serial Number
  28
- Machine Identification
  28
- Vehicle Identification Number
  28
- Identification de la Machine
  29
- Important Information
  30
- Preparation for Removal and Dis Assembly
  30
- Informations Importantes
  31
- Informazioni Importanti
  31
- Wichtige Informationen
  31
  - All Replacement Parts
    32
  - Bearings and Oil Seals
    32
  - Gaskets, Oil Seals and O-Rings
    32
  - Lock Washers/Plates and Cotter Pins
    32
  - Circlips
    34
- Checking of Connection
  36
- Controllo Dei Collegamenti
  37
- Verification des Connexions
  37
- Special Tools
  38
- Outils Speciaux
  40
  - Utensili Speciali
    44
  - Clutch Lever
    46
- Control Functions
  46
  - Shift Pedal
    46
  - “Engine Stop” Button
    46
- Fonctions des Commandes
  47
  - Front Brake Lever
    48
  - Fuel Cock
    48
  - Rear Brake Pedal
    48
  - Starter Knob (Choke)
    48
- Funzioni Dei Comandi
  49
  - Detachable Sidestand
    50
  - Nipple Wrench
    50
  - Set Pin
    50
  - Valve Joint
    50
- Fuel and Engine Mixing Oil
  52
- Essence Et Huile de Melange du Moteur
  53
  - Starting a Cold Engine
    54
  - Starting a Warm Engine
    54
- Starting and Break-In
  54
- Mise en Marche Et Rodage
  55
- Break-In Procedures
  56
- Starten und Einfahren
  57
- Torque-Check Points
  60
- Points de Verification de Couple de Serrage
  61
- Cleaning and Storage
  64
- Nettoyage Et Rangement
  65
Chapter 2

68
- General Specifications
  68
- Chassis
  69
- Maintenance Specifications
  70
- Definition of Units
  80
- General Torque Specifications
  80
- Caracteristiques Generales
  81
- Caracteristiques D'entretien
  83
- Silencieux
  85
- Definition des Unites
  93
- Moteur
  93
- Specifications Generales de Couple
  93
- Allgemeine Technische Daten
  94
- Technische Daten
  94
- Wartungsdaten
  96
- Anzuziehendes Teil
  102
- Allgemeine Anzugsdaten
  106
- Definition der Einheiten
  106
- Motor
  107
- Specifiche
  107
- Specifiche Generali
  107
- Specifiche DI Manutenzione
  109
- Definizione Delle Unità
  119
- Specifiche Generali Relative Alla Coppia
  119
- Cable Routing Diagram
  120
- Diagramma del Passaggio Dei Cavi
  121
  - Kabelführungsübersichtplan
    121
  - Schema de Cheminement des Cables
    121
Chapter 3

130
- Maintenance Intervals
  130
- Regular Inspection and Adjustments
  130
- Intervalli DI Manutenzione
  139
- Revisione Eregolazioni Regolari
  139
- Chassis
  142
  - Engine
    142
  - General Inspection and Maintenance
    142
  - Pre-Operation Inspection and Maintenance
    142
- Ispezione E Manutenzione Prima del Funzionamento
  145
  - Coolant Level Inspection
    146
  - Coolant Replacement
    146
- Motore
  147
  - Radiator Cap Inspection
    150
  - Cooling System Inspection
    152
  - Radiator Cap Opening Pressure Inspection
    152
  - Clutch Adjustment
    154
  - Throttle Cable Adjustment
    156
  - Throttle Lubrication
    156
  - Air Filter Cleaning
    158
  - Transmission Oil Level Check
    160
  - Transmission Oil Replacement
    162
  - Pilot Air Screw Adjustment
    164
  - Idle Speed Adjustment
    166
  - Muffler Inspection
    166
  - Silencer Fiber Replacement
    166
  - Silencer Fiber Replacement
    168
  - Brake System Air Bleeding
    170
  - Partie Cycle
    171
- Telaio
  171
  - Front Brake Adjustment
    172
  - Front Brake Pad Inspection and Replacement
    174
  - Rear Brake Adjustment
    174
  - Front Wheel and Rear Wheel
    178
  - Rear Brake Pad Inspection and Replacement
    178
- Roue Avant Et Roue Arriere
  179
  - Brake Fluid Level Inspection
    182
  - Rear Brake Pad Insulator Inspection
    182
  - Drive Chain Inspection
    184
  - Sprockets Inspection
    184
  - Drive Chain Slack Adjustment
    186
  - Front Fork Inspection
    188
  - Front Fork Internal Pressure Relieving
    190
  - Front Fork Oil Seal and Dust Seal Cleaning
    190
  - Front Fork Rebound Damping Force Adjustment
    190
  - Front Fork Compression Damping Force Adjustment
    192
  - Rear Shock Absorber Inspection
    194
- Bras Oscillant
  195
- Rear Shock Absorber Spring Preload Adjustment
  196
- Amortisseur Arriere
  197
CHAPTER 6 Electrical

212
- Spark Plug Inspection
  212
- Parte Elettrica
  213
- Ignition Timing Check
  214
Chapter 4

218
- Seat, Fuel Tank and Side Covers
  218
  - Motor
    219
  - Sitz, Kraftstofftank und Seitendeckel
    219
    
    Removal Points
    220
    
    Side Cover
    220
    
    Number Plate
    220
  - Seitendeckel
    221
- Exhaust Pipe and Silencer
  222
- Tubo DI Scarico E Silenziatore
  223
- Radiator
  224
- Kühler
  225
- Carburetor and Reed Valve
  230
  - Vergaser und Zungenventil
    231
  - Carburetor Disassembly
    232
  - Pilot Air Screw
    234
  - Throttle Valve
    234
  - Needle Valve
    236
  - Float Height
    238
  - Jet Needle
    238
  - Reed Valve
    240
- Cylinder Head, Cylinder and Piston
  252
  - Zylinderkopf, Zylinder und
    253
    
    Piston and Power Valve
    254
    
    Push Rod
    256
    
    Piston and Piston Ring
    256
    
    Cylinder
    260
    
    Piston
    260
    
    Piston Pin and Small End Bearing
    262
    
    Piston Ring
    264
    
    Piston Clearance
    266
    
    Combination of Piston and Cylinder
    266
  - Kolben
    267
    
    Power Valve
    268
    
    Power Valve Hole on Cylinder
    268
    
    Piston Ring and Piston
    274
- Clutch and Primary Driven Gear
  282
  - Clutch Plate and Friction Plate
    282
  - Primary Driven Gear, Push Rod and Push Lever Axle
    284
  - Clutch Boss
    286
  - Clutch Housing and Boss
    286
  - Clutch Spring
    286
  - Primary Driven Gear
    286
- Primärabtriebszahnrad
  287
  - Clutch Plate
    288
  - Friction Plate
    288
  - Push Lever Axle
    288
- Kick Axle, Shift Shaft and Primary Drive Gear
  296
  - Primary Drive Gear
    296
  - Kickstarterwelle, Schaltwelle
    297
    
    Kick Axle and Shift Shaft
    298
    
    Kick Axle and Ratchet Wheel
    300
    
    Kick Axle Assembly
    300
    
    Shift Guide and Shift Lever Assembly
    300
    
    Kick Gear, Kick Idle Gear and Ratchet Wheel
    302
    
    Primary Drive Gear and Primary Driven Gear
    302
    
    Shift Shaft
    302
    
    Stopper Lever
    302
    
    Kick Idle Gear
    308
    
    Kick Axle/Shift Shaft/Primary Drive Gear
    310
  - Und Primärantriebszahnrad
    311
- Ypvs Governor
  314
  - Regolatore Ypvs
    315
  - Regulateur Ypvs
    315
  - Governor
    316
  - Governor Groove
    316
  - Wasserpumpe
    319
- Water Pump
  320
  - Pompe a Eau
    321
  - Impeller Shaft
    322
  - Oil Seal
    322
  - Impeller Shaft Gear
    324
- CDI Magneto
  328
  - Magnete CDI
    329
  - Magneto CDI
    329
  - Rotor
    330
  - Woodruff Key
    330
- Engine Removal
  336
  - Depose du Moteur
    337
  - Rimozione del Motore
    339
  - Drive Sprocket
    340
- Crankcase and Crankshaft
  346
  - Kurbelgehäuse und
    347
    
    Carter Et Vilebrequin
    347
    
    Segment
    348
    
    Crankcase
    348
    
    Crankshaft Bearing
    350
  - Kurbelwelle
    351
- Transmission, Shift Cam and Shift Fork
  360
  - Getriebe, Schaltnocke und
    361
    
    Transmission
    362
    
    Gears
    362
  - Schaltgabel
    363
  - Shift Fork, Shift Cam and Segment
    364
CHAPTER 5 Chassis

370
- Front Wheel and Rear Wheel
  370
- Motor
  371
  - Fahrgestell
    371
    
    Rear Wheel
    372
    
    Ruota Anteriore E Ruota Posteriore
    373
    
    Wheel Axle
    376
    
    Brake Disc
    376
- Front Brake and Rear Brake
  388
  - Frein Avant Et Frein Arriere
    389
  - Rear Brake
    390
  - Freno Posteriore
    391
  - Hinterradbremse
    391
    
    Caliper Disassembly
    392
    
    Master Cylinder Disassembly
    394
    
    Brake Fluid
    396
    
    Caliper Piston
    396
    
    Master Cylinder
    398
    
    Piston Seal Kit
    398
    
    Brake Hose
    400
    
    Front Caliper
    402
    
    Rear Caliper
    404
    
    Master Cylinder Kit
    406
    
    Front Master Cylinder
    408
    
    Rear Master Cylinder
    410
    
    Front Brake Hose
    412
    
    Rear Brake Hose
    414
- Front Fork
  420
  - Vorderradgabel
    421
- Carburante E Coperture
  421
  - Et Couvercles Lateraux
    421
  - Front Fork Disassembly
    422
  - Forcella Anteriore
    423
  - Damper Assembly
    424
  - Adjuster
    426
  - Inner Tube
    426
  - Base Valve
    428
  - Collar
    430
  - Fork Spring
    430
  - Outer Tube
    432
  - Front Fork Assembly
    434
- Handlebar
  452
- Throttle Disassembly
  454
- Steering
  468
  - Bearing (Lower)
    470
  - Bearing Race
    470
  - Ring Nut
    470
  - Steering Shaft
    470
  - Bearing and Bearing Race
    472
  - Under Bracket
    472
- Swingarm
  478
  - Swingarm Disassembly
    480
  - Forcellone Oscillante
    481
  - Bearing and Oil Seal
    484
  - Connecting Rod
    484
- Rear Shock Absorber
  494
- Ammortizzatore Posteriore
  495
- Posteriore
  495
- Silenziatore
  495
- Telaio
  495
  - Notes on Disposal
    496
  - Spring (Rear Shock Absorber)
    500
  - Electrical Components and Wiring Diagram
    506
- Composants Electriques
  507
- Elektrische Einrichtungen
  507
- Partie Electrique
  507
- Ignition System
  508
- Systeme D'allumage
  509
  - Couplers and Leads Connection Inspection
    512
  - Spark Gap Test
    512
  - “Engine Stop” Button Inspection
    512
  - Ignition Coil Inspection
    514
  - CDI Magneto Inspection
    516
  - Spark Plug Cap Inspection
    516
  - Magneto CDI
    517
  - CDI Unit Inspection
    518
  - Neutral Switch Inspection
    518
  - Solenoid Valve System
    520
- Systeme D'electrovanne
  521
- Magnetventilsystem
  522
- Spezialwerkzeuge
  522
- Utensili Speciali
  523
- Solenoid Valve System
  524
- Tps (Throttle Position Sensor) System
  526
- Tps-System
  528
- Sistema Tps (Sensore DI Posizione Dell'acceleratore)
  529
  - Vergaser und Zungenventil
    531
  - Tps Replacement and Adjustment
    532
  - Tps Input Voltage Inspection
    538
  - Atmospheric Conditions and Carburetor Setting
    540
  - Carburetor Setting
    540
  - Tuning
    540
- Messa a Punto
  541
- Motore
  541
  - Test Run
    542
  - Effects of Setting Parts in Relation to Throttle Valve Opening
    544
  - Main Jet Adjustment
    544
  - Power Jet Adjustment
    544
  - Jet Needle Groove Position Adjustment
    546
  - Pilot Jet Adjustment
    546
  - Jet Needle Adjustment
    550
  - Relationship with Throttle Opening
    554
  - Carburetor Setting Parts
    556
  - Examples of Carburetor Setting Depending on Symptom
    558
  - Road Condition and Examples of Carburetor Setting
    558
  - Change of the Heat Range of Spark Plugs
    566
  - Standard Spark Plug
    566
  - Selection of the Secondary Reduction Ratio (Sprocket)
    568
  - Fahrgestell
    569
  - Partie Cycle
    569
- Telaio
  569
  - Drive and Driven Sprockets Setting Parts
    570
  - Tire Pressure
    570
  - Change in Amount and Characteristics of Fork Oil
    572
  - Front Fork Setting
    572
  - Fourche Avant
    573
  - Setting of Spring after Replacement
    574
  - Choosing Set Length
    576
  - Front Fork Setting Parts
    576
  - Rear Suspension Setting
    576
  - Install the Spring Seat 2 to the Titanium Spring
    582
  - Rear Shock Absorber Setting Parts
    582
  - Suspension Setting
    586

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