YAMAHA YZ250F(V) Motocross Motorcycle Manuals

YAMAHA YZ250F(V) Motocross Motorcycle Manuals

Manuals and User Guides for YAMAHA YZ250F(V) Motocross Motorcycle. We have 1 YAMAHA YZ250F(V) Motocross Motorcycle manual available for free PDF download: Owner's Service Manual

YAMAHA YZ250F(V) Owner's Service Manual

YAMAHA YZ250F(V) Owner's Service Manual (675 pages)

YZ Series

Brand: YAMAHA | Category: Motorcycle | Size: 22 MB

Table of Contents

Important Notice
6
F.I.M. Machine Weights
10
Weights of Machines Without Fuel
10
Description
12
- Finding the Required Page
  12
- Particularly Important Information
  12
Renseignements Generaux
13
- How to Read Descriptions
  14
- Illustrated Symbols
  16
- Index
  18
- Table of Contents
  20
Chapter 7

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

28
- Engine Serial Number
  28
- Machine Identification
  28
  - Model Label
    28
  - Vehicle Identification Number
    28
- Identification de la Moto
  29
- Numero DI Serie del Mezzo
  29
- Important Information
  30
- Preparation for Removal and Disassembly
  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 del Collegamento
  37
- Verification des Connexions
  37
- Special Tools
  38
- Outils Speciaux
  41
  - Attrezzi Speciali
    47
- Clutch Lever
  50
- Control Functions
  50
  - Engine Stop Switch
    50
  - Shift Pedal
    50
  - Bedienungselemente und Deren Funktion
    51
  - Funzioni DI Controllo
    51
- Fonctions des Commandes
  51
  - Cold Starter Knob
    52
  - Front Brake Lever
    52
  - Fuel Cock
    52
  - Hot Starter Lever
    52
  - Rear Brake Pedal
    52
  - Detachable Sidestand
    54
  - Nipple Wrench
    54
  - Spark Plug Wrench
    54
  - Valve Joint
    54
  - Fuel
    56
- Carburant
  57
- Starting a Cold Engine
  58
- Starting and Break-In
  58
- Avviamento E Rodaggio
  59
- Mise en Marche Et Rodage
  59
- Starten und Einfahren
  59
  - Mise en Marche Et Rodage
    61
  - Restarting an Engine after a Fall
    62
  - Starting a Warm Engine
    62
  - The Engine Fails to Start
    62
  - Break-In Procedures
    64
- Torque-Check Points
  64
- Torque-Check Points
  66
- Points de Verification des Couples de Serrage
  67
  - Anzugsdrehmomente Kontrollieren
    68
  - Punti DI Controllo Serraggio
    69
- Cleaning and Storage
  70
- Nettoyage Et Remisage
  71
- Pflege und Lagerung
  71
Chapter 2

74
- General Specifications
  74
  - Chassis
    76
  - Engine
    77
- Maintenance Specifications
  77
- Definition of Units
  90
- General Torque Specifications
  90
- Caracteristiques
  91
- Caracteristiques Generales
  91
- Caracteristiques D'entretien
  94
- Caracteristiques Generales de Couple
  107
- Definition des Unites
  107
- Moteur
  107
- Allgemeine Technische Daten
  108
- Technische Daten
  108
- Wartungsdaten
  111
- Elektrische Anlage
  123
- Allgemeine Anzugsmomente
  124
- Carburante
  125
  - Dati Tecnici
    125
  - Dati Tecnici Generali
    125
  - Specifiche DI Manutenzione
    132
  - Specifiche Generali DI Serraggio
    141
  - Definizione Delle Unità DI Misura
    141
- Cable Routing Diagram
  142
  - D'acheminement des Cables
    143
  - Kabelführungsdia Gramme
    143
  - Schema Percorso Dei Cavi
    143
  - Regular Inspection and Adjustments
    154
Chapter 3

154
- Maintenance Intervals
  154
  - Mise en Marche Et Rodage
    158
  - Controllie Regolazioni Periodiche
    163
  - Intervalli DI Manutenzione
    163
    
    Chassis
    166
    
    Engine
    166
    
    General Inspection and Maintenance
    166
    
    Pre-Operation Inspection and Maintenance
    166
- Kraftstoff
  168
  - Controlli E Manutenzione da Compiere Prima Della Messa in Funzione
    169
- Carburante
  169
  - Coolant Level Inspection
    170
  - Motore
    171
    
    Coolant Replacement
    172
    
    Radiator Cap Inspection
    174
    
    Cooling System Inspection
    176
    
    Radiator Cap Opening Pressure Inspection
    176
    
    Clutch Adjustment
    178
    
    Throttle Cable Adjustment
    180
    
    Throttle Lubrication
    180
    
    Air Filter Cleaning
    182
    
    Hot Starter Lever Adjustment
    182
    
    Engine Oil Level Inspection
    186
    
    Engine Oil Replacement
    190
    
    Engine Oil Replacement
    192
    
    Oil Pressure Inspection
    194
    
    Pilot Screw Adjustment
    194
    
    Engine Idling Speed Adjustment
    196
    
    Valve Clearance Inspection and Adjustment
    196
    
    Brake System Air Bleeding
    208
    
    Chassis
    208
  - Parte Ciclistica
    209
    
    Front Brake Adjustment
    210
    
    Front Brake Pad Inspection and Replacement
    212
    
    Rear Brake Adjustment
    212
    
    Rear Brake Pad Inspection and Replacement
    216
    
    Brake Fluid Level Inspection
    220
    
    Rear Brake Pad Insulator Inspection
    220
    
    Drive Chain Inspection
    222
    
    Sprockets Inspection
    222
    
    Drive Chain Slack Adjustment
    224
    
    Front Fork Inspection
    226
    
    Front Fork Internal Pressure Relieving
    228
    
    Front Fork Oil Seal and Dust Seal Cleaning
    228
    
    Front Fork Rebound Damping Force Adjustment
    228
    
    Front Fork Compression Damping Force Adjustment
    230
    
    Rear Shock Absorber Inspection
    232
    
    Rear Shock Absorber Spring Preload Adjustment
    234
    
    Rear Shock Absorber Rebound Damping Force Adjustment
    236
    
    Rear Shock Absorber Low Compression Damping Force Adjustment
    238
    
    Rear Shock Absorber High Compression Damping Force Adjustment
    240
    
    Spokes Inspection and Tightening
    242
    
    Tire Pressure Check
    242
    
    Wheel Inspection
    242
    
    Steering Head Inspection and Adjustment
    244
    
    Lubrication
    250
- Engine
  170
CHAPTER 6 Electrical

252
- Spark Plug Inspection
  252
- Impianto Elettrico
  253
- Moteur
  253
- Ignition Timing Check
  254
Chapter 4

256
- Seat, Fuel Tank and Side Covers
  256
  - Air Scoop
    258
  - Number Plate
    258
  - Removal Points
    258
  - Side Cover
    258
- Exhaust Pipe and Silencer
  260
  - Tubo DI Scarico E Silenziatore
    261
  - Silencer and Exhaust Pipe
    262
  - Silencer Fiber Replacement
    262
- Radiator
  266
  - Radiator Assembly and Installation
    268
  - Radiator Inspection
    268
- Carburetor
  272
  - Carburetor Disassembly
    274
  - Pilot Screw
    278
  - Jet Needle
    280
  - Needle Valve
    280
  - Throttle Valve
    280
  - Float
    282
  - Float Height
    282
  - Accelerator Pump
    284
  - Starter Plunger
    284
  - Accelerator Pump Timing Adjustment
    294
  - Carburetor Installation
    294
- Camshafts
  298
- Cylinder Head Cover
  298
- Alberi a Camme
  299
- Arbres a Cames
  299
  - Assembly and Installation Camshaft
    308
  - Decompression System
    308
  - Timing Chain Tensioner
    308
- Cylinder Head
  316
  - Cylinder Head Inspection
    318
  - Cylinder Head Assembly and Installation
    320
- Valves and Valve Springs
  322
  - Soupapes Et Ressorts de Soupapes
    323
  - Valvole E Molle Valvole
    323
  - Ventile und Ventilfedern
    323
  - Valve Lifter and Valve Cotter
    324
  - Valve
    326
  - Valve Spring
    334
- Cylinder and Piston
  340
- Cylindre Et Piston
  341
- Zylinder und Kolben
  341
  - Piston and Piston Ring
    342
  - Cilindro E Pistone
    345
    
    Piston Ring
    346
    
    Piston Pin
    348
    
    Piston Ring and Piston
    348
    
    Cylinder
    350
- Clutch
  354
  - Clutch Boss
    358
  - Clutch Housing and Boss
    358
  - Clutch Spring
    358
  - Primary Driven Gear
    358
  - Clutch Plate
    360
  - Friction Plate
    360
  - Push Lever Shaft
    360
  - Push Rod
    360
- Oil Filter Element, Water Pump and Right Crankcase Cover
  368
  - Impeller Shaft
    372
  - Oil Delivery Pipe
    372
  - Oil Seal
    372
  - Impeller Shaft Gear
    374
  - Right Crankcase Cover
    376
  - Kickstarter Crank
    378
  - Oil Filter Element
    380
  - Water Pump Housing
    380
- Balancer
  382
- Oil Pump
  388
- Pompe a Huile
  389
- Oil Tank
  392
- Kick Shaft and Shift Shaft
  400
  - Arbre de Kick Et Axe de Selecteur
    401
  - Kickhebelwelle und Schaltwelle
    401
  - Albero Pedale E Albero del Cambio
    403
  - Kick Shaft and Ratchet Wheel
    404
  - Kick Shaft Assembly
    404
  - Segment
    404
  - Shift Guide and Shift Lever Assembly
    404
  - Shift Shaft
    406
  - Stopper Lever
    406
  - Kick Idle Gear
    412
- CDI Magneto
  414
  - Magnete CDI
    415
    
    Volant Magnetique CDI
    415
    
    Rotor
    416
    
    Woodruff Key
    416
- Engine Removal
  422
- Depose du Moteur
  423
- Motor Demontieren
  423
  - Drive Sprocket
    426
  - Rimozione del Motore
    427
    
    Brake Pedal
    428
    
    Engine Installation
    428
Chapter 5 Chassis

428
- Neutral Switch and Hose Guide
  430
- Crankcase and Crankshaft
  432
  - Carter E Albero Motore
    433
  - Carter Moteur Et Vilebrequin
    433
  - Crankcase Bearing
    436
  - Crankcase
    438
  - Crankshaft
    440
  - Timing Chain and Timing Chain Guide
    440
  - Oil Delivery Pipe 2
    442
  - Oil Strainer
    442
- Transmission, Shift Cam and Shift Fork
  450
  - Gears
    452
  - Transmission
    452
  - Shift Fork, Shift Cam and Segment
    454
- Front Wheel and Rear Wheel
  460
  - Roue Avant Et Roue Arriere
    461
  - Ruota Anteriore E Posteriore
    461
  - Rear Wheel
    462
  - Wheel
    464
  - Wheel Bearing (if Necessary)
    464
  - Brake Disc
    466
  - Wheel Axle
    466
  - Front Wheel
    468
- Front Brake and Rear Brake
  478
  - Frein Avant Et Frein Arriere
    479
  - Freno Anteriore E Posteriore
    479
  - Rear Brake
    480
  - Brake Caliper Disassembly
    482
  - Brake Master Cylinder Disassembly
    484
  - Brake Caliper Piston
    486
  - Brake Fluid
    486
  - Brake Caliper Piston Seal Kit
    488
  - Brake Master Cylinder
    488
  - Brake Caliper
    490
  - Brake Hose
    490
  - Front Brake Caliper
    492
  - Rear Brake Caliper
    494
  - Brake Master Cylinder Kit
    496
  - Front Brake Master Cylinder
    498
  - Rear Brake Master Cylinder
    500
  - Front Brake Hose
    502
  - Rear Brake Hose
    504
- Front Fork
  510
- Et Caches Lateraux
  511
  - Front Fork Disassembly
    512
  - Damper Assembly
    514
  - Adjuster
    516
  - Inner Tube
    516
  - Base Valve
    518
  - Collar
    520
  - Fork Spring
    520
  - Outer Tube
    522
- Forcella Anteriore
  523
- Front Fork Assembly
  524
- Handlebar
  544
- Grip
  546
- Steering
  556
  - Bearing Race
    558
  - Lower Bearing
    558
  - Steering Ring Nut
    558
  - Steering Stem
    558
  - Bearing and Bearing Race
    560
  - Lower Bracket
    560
- Swingarm
  566
  - Frein Avant Et Frein Arriere
    567
  - Swingarm Disassembly
    568
- Bras Oscillant
  569
  - Forcellone Oscillante
    569
  - Bearing
    570
  - Cap
    570
  - Relay Arm
    570
  - Bearing and Oil Seal
    572
  - Connecting Rod
    572
- Rear Shock Absorber
  582
  - Tube D'echappement Et Silencieux
    583
  - Ammortizzatore Posteriore
    585
- Amortisseur Arriere
  585
  - Color Code
    596
  - Electrical Components and Wiring Diagram
    596
- Composants Electriques Et Schema de Cablage
  597
- Partie Electrique
  597
- Ignition System
  598
- Map-Controlled CDI Unit
  598
- Principal of 3-Dimensional Control
  598
- D'admission
  599
- Motor
  600
- Ignition System
  602
- Moteur
  603
- Systeme D'allumage
  603
  - Impianto DI Accensione
    605
  - Couplers, Leads and Ignition Coil Connection Inspection
    606
  - Engine Stop Switch Inspection
    606
  - Spark Gap Test
    606
  - CDI Magneto Inspection
    608
  - Ignition Coil Inspection
    608
  - CDI Unit Inspection
    610
  - Neutral Switch Inspection
    610
  - Throttle Position Sensor System
    612
- Drosselklappensensor
  614
- Carburateur
  619
- Vergaser
  619
  - Carburatore
    619
    
    Throttle Position Sensor Input Voltage Inspection
    622
    
    Tuning
    624
    
    Carburetor Setting
    624
- Abstimmung
  625
- Motor
  625
- Fahrwerk
  647
- Parte Ciclistica
  647
- Fourche
  651
- Teleskopgabel
  651
- Setting of Spring after Replacement
  652
- Lenker
  653
  - Front Fork Setting Parts
    654
  - Rear Suspension Setting
    654
  - Choosing Set Length
    656
- Federbein
  659
  - Rear Shock Absorber Setting Parts
    660
  - Suspension Setting
    664

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