Yamaha YZ426F(P) Manuals

Manuals and User Guides for Yamaha YZ426F(P). We have 1 Yamaha YZ426F(P) manual available for free PDF download: Owner's Service Manual

Yamaha YZ426F(P) Owner's Service Manual

Yamaha YZ426F(P) Owner's Service Manual (634 pages)

FAHRER- UND WARTUNGS-HANDBUCH

Brand: Yamaha | Category: Motorcycle | Size: 39.02 MB

Table of Contents

Important Notice
6
Safety Information
6
F.I.M. Machine Weights
10
To the New Owner
10
How to Use this Manual
12
How to Read Descriptions
14
Illustrated Symbols
16
Index
18
Table of Contents
20
CHAPTER 1 General Information

26
- Description
  26
  - Vehicle Identification Number
    28
  - Engine Serial Number
    28
  - Model Label
    28
- Machine Identification
  28
- Identification de la Machine
  29
- Preparation for Removal and Disassembly
  30
- Important Information
  30
- Wichtige Informationen
  31
- Informations Importantes
  31
  - All Replacement Parts
    32
  - Gaskets, Oil Seals and O-Rings
    32
  - Lock Washers/Plates and Cotter Pins
    32
  - Bearings and Oil Seals
    32
  - Circlips
    34
- Checking of Connection
  36
- Verification des Connexions
  37
- Anschlüsse Prüfen
  37
- Special Tools
  38
- Outils Speciaux
  41
- Control Functions
  48
  - “Engine Stop” Button
    48
  - Clutch Lever
    48
  - Kick Starter
    48
- Fonctions des Commandes
  49
  - Decompression Lever
    50
  - Throttle Grip
    50
  - Front Brake Lever
    50
  - Rear Brake Pedal
    50
  - Fuel Cock
    52
  - Cold Starter Knob
    52
  - Hot Starter Knob
    52
  - Valve Joint
    54
  - Detachable Sidestand
    54
  - Flap
    54
  - Recommended Fuel
    56
- Essence
  57
- Starting and Break-In
  58
- Starting a Cold Engine
  58
- Anlassen und Einfahren
  59
- Mise en Marche Et Rodage
  59
  - Starting a Warm Engine
    62
  - Restarting an Engine after a Fall
    62
  - The Engine Fails to Start
    62
  - Break-In Procedures
    64
- Torque-Check Points
  66
- Points de Verification de Couple de Serrage
  67
- Anzugsmomente Kontrollieren
  68
- Cleaning and Storage
  70
- Nettoyage Et Rangement
  71
- Storage
  72
CHAPTER 2 Specifications

74
- General Specifications
  75
- Maintenance Specifications
  77
  - Chassis
    86
  - Electrical
    90
  - General Torque Specifications
    91
- Definition of Units
  91
- Caracteristiques
  92
- Caracteristiques Generales
  92
- De Couple
  109
- Definition des Unites
  109
- Allgemeine Technische Daten
  111
- Lubrication Diagrams
  128
- Schemas de Graissage
  129
- Cable Routing Diagram
  132
- Cheminement des Cables
  133
- Regular Inspection and Adjustments
  142
Chapter 3

142
- Maintenance Intervals
  142
- Controles Et Reglages Courants
  145
- Kontrollieren
  148
- Regelmässige Inspektion und Einstellarbeiten
  148
- Wartungsintervalle und Schmierdienst
  148
  - Pre-Operation Inspection and Maintenance
    151
  - General Inspection and Maintenance
    151
- Wartungs- und Einstellarbeiten vor Fahrtbeginn
  153
  - Engine
    154
  - Coolant Level Inspection
    154
- Motor
  155
  - Coolant Replacement
    156
  - Radiator Cap Opening Pressure Inspection
    160
  - Cooling System Inspection
    160
  - Clutch Adjustment
    162
  - Throttle Cable Adjustment
    164
  - Throttle Grip Free Play Adjustment Steps
    164
  - Throttle Lubrication
    166
  - Decompression Lever Adjustment
    166
  - Air Filter Cleaning
    168
  - Engine Oil Level Inspection
    170
  - Engine Oil Replacement
    174
  - Replacement Steps
    176
  - Engine Oil Replacement
    176
  - Pilot Screw Adjustment
    178
  - Idle Speed Adjustment
    180
  - Valve Clearance Adjustment
    190
  - Intake
    190
  - Exhaust
    190
  - Chassis
    194
  - Brake System Air Bleeding
    194
- Fahrwerk
  195
- Partie Cycle
  195
  - Front Brake Adjustment
    196
  - Rear Brake Adjustment
    198
  - Front Brake Pad Inspection and Replacement
    198
  - Rear Brake Pad Inspection and Replacement
    202
  - Rear Brake Pad Insulator Inspection
    206
  - Brake Fluid Level Inspection
    206
  - Sprockets Inspection
    208
  - Drive Chain Inspection
    208
  - Drive Chain Slack Adjustment
    210
  - Front Fork Inspection
    212
  - Front Fork Oil Seal and Dust Seal Cleaning
    214
  - Front Fork Internal Pressure Relieving
    214
  - Front Fork Rebound Damping Force Adjustment
    214
  - Front Fork Compression Damping Force Adjustment
    216
  - Rear Shock Absorber Inspection
    218
  - Rear Shock Absorber Spring Preload Adjustment
    220
  - Rear Shock Absorber Rebound Damping Force Adjustment
    222
  - Rear Shock Absorber Low Compression Damping Force Adjustment
    224
  - Rear Shock Absorber High Compression Damping Force Adjustment
    226
  - Tire Pressure Check
    228
  - Spokes Inspection and Tightening
    228
  - Wheel Inspection
    228
  - Steering Head Inspection and Adjustment
    230
  - Lubrication
    234
  - Spark Plug Inspection
    236
- Elektrische Anlage
  237
  - Partie Electrique
    237
  - Ignition Timing Check
    238
Chapter 4

240
- Seat, Fuel Tank and Side Covers
  240
- Exhaust Pipe and Silencer
  242
- Assembly and Installation
  244
- Radiator
  246
- Handling Note
  248
- Carburetor
  252
  - Carburetor Disassembly
    254
  - Pilot Screw
    258
  - Needle Valve
    260
  - Throttle Valve
    260
  - Jet Needle
    260
  - Float Height
    262
  - Starter Plunger
    264
  - Accelerator Pump
    264
  - Accelerator Pump Timing Adjustment
    274
  - Carburetor Installation
    274
- Camshafts
  278
- Cylinder Head Cover
  278
- Arbre a Cames
  279
  - Arbres a Cames
    281
  - Removal Points
    282
  - Camshaft Sprocket
    286
  - Timing Chain Tensioner
    288
- Cylinder Head
  292
- Warpage Measurement and Resurfacement Steps
  296
- Valves and Valve Springs
  300
- Soupapes Et Ressorts de Soupape
  301
- Ventile und Ventilfedern
  301
  - Valve Seat Width
    308
  - Lapping Steps
    310
  - Valve Spring
    312
  - Valve Lifter
    312
  - Combination of Cylinder Head and Valve Lifter
    314
  - Сylinder and Piston
    318
- Cylindre Et Piston
  319
- Zylinder und Kolben
  319
  - Кemoval Points
    320
  - Piston Ring
    320
  - Cylinder and Piston
    320
  - Measurement Steps
    326
- Clutch
  330
  - Clutch Housing and Boss
    334
  - Primary Driven Gear
    334
  - Clutch Spring
    334
  - Friction Plate
    336
  - Clutch Plate
    336
  - Push Lever
    336
  - Push Rod
    336
- Oil Filter, Water Pump and Crankcase Cover (Right)
  344
  - Impeller Shaft
    348
  - Oil Seal
    348
  - Bearing
    350
  - Crankcase Cover (Right)
    352
  - Kick Crank
    354
  - Water Pump Housing
    354
  - Oil Filter
    356
- Balancer
  358
- Oil Pump
  364
- Pompe a Huile
  365
- Kick Axle and Shift Shaft
  372
  - Shift Guide and Shift Lever Assembly
    376
  - Segment
    376
  - Kick Axle and Ratchet Wheel
    376
  - Kick Gear, Kick Idle Gear and Ratchet Wheel
    376
  - Stopper Lever
    378
  - Kick Axle Assembly
    382
  - Kick Idle Gear
    384
- CDI Magneto
  386
- Magneto CDI
  387
  - Rotor
    388
  - Woodruff Key
    388
- Engine Removal
  394
- Depose du Moteur
  395
- Motor Demontieren
  395
  - Drive Sprocket
    398
  - Engine Installation
    400
  - Brake Pedal
    400
- Crankcase and Crankshaft
  404
- Carter Et Vilebrequin
  405
  - Crankcase Bearing
    408
  - Crankcase
    410
  - Crankshaft
    412
  - Timing Chain and Timing Chain Guide
    412
  - Oil Strainer
    414
  - Oil Delivery Pipe
    414
  - Crankshaft Bearing
    416
- Transmission, Shift Cam and Shift Fork
  422
  - Shift Fork, Shaft Cam and Transmission
    424
  - Gears
    424
  - Shift Fork, Shift Cam and Segment
    426
  - Transmission
    426
Chapter 5

432
- Front Wheel and Rear Wheel
  432
- Roue Avant Et Roue Arriere
  433
  - Rear Wheel
    434
  - Wheel Bearing (if Necessary)
    436
  - Wheel Axle
    438
  - Brake Disc
    438
  - Front Wheel
    440
- Front Brake and Rear Brake
  450
- Frein Avant Et Frein Arriere
  451
  - Rear Brake
    452
  - Caliper Disassembly
    454
  - Master Cylinder Disassembly
    456
  - Brake Fluid
    458
  - Caliper Piston
    458
  - Piston Seal Kit
    460
  - Master Cylinder
    460
  - Brake Hose
    462
  - Front Caliper
    464
  - Rear Caliper
    466
  - Master Cylinder Kit
    470
  - Front Master Cylinder
    472
  - Rear Master Cylinder
    474
  - Front Brake Hose
    476
  - Rear Brake Hose
    478
- Front Fork
  484
- Fourche Avant
  485
  - Front Fork Disassembly
    486
  - Cap Bolt
    488
  - Inner Tube
    490
  - Damper Rod
    490
  - Base Valve
    492
  - Fork Spring
    492
  - Inner & Outer Tube
    492
  - Front Fork Assembly
    494
- Handlebar
  510
- Grip
  512
- Steering
  522
  - Ring Nut
    524
  - Bearing (Lower)
    524
  - Ball Race
    524
  - Steering Shaft
    524
  - Bearing and Ball Race
    526
  - Under Bracket
    526
- Swingarm
  532
- Bras Oscillant
  533
  - Swingarm Disassembly
    534
  - Relay Arm
    536
  - Connecting Rod
    536
  - Bearing and Oil Seal
    538
- Rear Shock Absorber
  546
- Amortisseur Arriere
  547
  - Notes on Disposal (Yamaha Dealers Only)
    550
  - Spring (Rear Shock Absorber)
    554
  - Electrical Components and Wiring Diagram
    560
  - Composants Electriques Et Schema de Cablage
    561
  - Elektrische Bauteile und Schaltplan
    561
  - Map-Controlled CDI Unit
    562
  - Function of Component
    562
  - Principal of 3-Dimensional Control
    562
  - 3-D Image Map of Ignition Timing (Different from Actual Characteristics)
    562
  - Bloc CDI Controle Par Microprocesseur
    563
  - Ignition System
    565
  - Inspection Steps
    565
  - Spark Gap Test
    568
  - Couplers and Leads Connection Inspection
    568
  - “Engine Stop” Button Inspection
    568
  - Ignition Coil Inspection
    570
  - CDI Magneto Inspection
    570
  - Neutral Switch Inspection
    572
  - CDI Unit Inspection
    572
  - TPS (Throttle Position Sensor) System
    574
  - TPS Coil Inspection
    578
  - TPS Replacement and Adjustment
    580
  - TPS Input Voltage Inspection
    584
  - Carburetor Setting
    586
  - Atmospheric Conditions and Carburetor Settings
    588
  - Effects of the Setting Parts on the Throttle Valve Opening
    590
  - Main System
    590
  - Pilot System
    592
  - Main Jet Adjustment
    592
  - Effects of Changing the Main Jet (Reference)
    592
  - Effects of Adjusting the Pilot Screw (Reference)
    594
  - Pilot Jet Adjustment
    596
  - Effects of Adjusting the Pilot Jet (Reference)
    596
  - Jet Needle Groove Position Adjustment
    596
  - Effects of Changing the Jet Needle Groove Position (Reference)
    596
  - Jet Needle Adjustment
    598
  - Effects of Changing the Jet Needle (Reference)
    598
  - Relationship with Throttle Opening
    598
  - Carburetor Setting Parts
    600
  - Examples of Carburetor Setting Depending on Symptom
    602
  - Selection of the Secondary Reduction Ratio (Sprocket)
    606
  - Drive and Driven Sprockets Setting Parts
    608
  - Tire Pressure
    608
  - Front Fork Setting
    610
  - Change in Level and Characteristics of Fork Oil
    610
  - Spring Preload Adjustment
    612
  - Setting of Spring after Replacement
    612
  - Front Fork Setting Parts
    616
  - Equal Pitch Spring
    616
  - Unequal Pitch Spring
    616
  - Rear Suspension Setting
    618
  - Choosing Set Length
    618
  - Rear Shock Absorber Setting Parts
    624
  - Extent of Adjustment (Spring Length)
    624
  - Suspension Setting
    626

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