Yamaha YZ125XP 2023 Dirt Bike Manuals

Manuals and User Guides for Yamaha YZ125XP 2023 Dirt Bike. We have 1 Yamaha YZ125XP 2023 Dirt Bike manual available for free PDF download: Owner's Manual

Yamaha YZ125XP 2023 Owner's Manual

Yamaha YZ125XP 2023 Owner's Manual (146 pages)

Brand: Yamaha | Category: Motorcycle | Size: 4.34 MB

Table of Contents

Table of Contents

7
- General Information
  9
- Safety Information
  10
- For Safety, be Sure to Obey the Following
  10
- Location of Important Labels
  13
- Description
  16
- Identification
  17
- Vehicle Identification Number
  17
- Engine Serial Number
  17
- COLLAR (Tool for YPVS)
  18
- Included Parts
  18
- Valve Joint
  18
- Nipple Wrench
  18
- Important Information
  19
- Preparation for Removal and Disassembly
  19
- Replacement Parts
  19
- Fuel Cock
  20
- Rear Brake Pedal
  20
- Front Brake Lever
  20
- Kickstarter Lever
  20
- Engine Stop Switch
  20
- Instrument and Control Functions
  20
- Shift Pedal
  20
- Starter Knob (Choke)
  21
- Sidestand
  21
- Starting and Break-In
  22
- Fuel and Engine Mixing Oil
  22
- Starting a Cold Engine
  22
- Starting a Warm Engine
  22
- Break-In Procedures
  22
- Air Filter Maintenance
  24
- Maintenance after Break-In
  24
- Major Maintenance
  24
- Torque-Check Points
  25
- Motorcycle Care and Storage
  27
- Care
  27
- Storage
  28
Specifications

31
- General Specifications
  32
- Engine Specifications
  33
- Chassis Specifications
  35
- General Tightening Torque Specifications
  37
- Tightening Torques
  37
Periodic Checks and Adjustments

43
Chassis

69
- General Chassis
  71
- Removing the Number Plate
  71
- Removing the Side Cover
  71
- Front Wheel
  72
- Installing the Front Wheel
  72
- Removing the Front Wheel
  72
- Checking and Replacing the Rear Wheel Sprocket
  73
- Installing the Rear Wheel
  73
- Rear Wheel
  73
- Removing the Rear Wheel
  73
- Front Brake
  75
- Replacing the Front Brake Pads
  75
- Rear Brake
  77
- Replacing the Rear Brake Pads
  77
- Checking the Handlebar
  79
- Handlebar
  79
- Installing the Handlebar
  79
- Removing the Handlebar
  79
- Disassembling the Front Fork Legs
  84
- Front Fork
  84
- Removing the Front Fork Legs
  84
- Checking the Front Fork Legs
  85
- Assembling the Front Fork Legs
  86
- Installing the Front Fork Legs
  92
- Checking the Steering Head
  95
- Installing the Steering Head
  95
- Removing the Lower Bracket
  95
- Steering Head
  95
- Checking the Rear Shock Absorber Assembly
  98
- Rear Shock Absorber Assembly
  98
- Removing the Rear Shock Absorber Assembly
  98
- Removing the Swingarm
  99
- Swingarm
  99
- Chain Drive
  100
- Removing the Drive Chain
  100
- Engine
  103
- Electrical System
  109
Troubleshooting

111
- General Information
  112
- Troubleshooting
  112
- Troubleshooting of Engine
  112
- Troubleshooting of Clutch
  117
- Troubleshooting of Transmission
  118
- Troubleshooting of Cooling System
  119
- Troubleshooting of Brake
  120
- Troubleshooting of Suspension
  120
- Troubleshooting of Steering/Handling
  122
Tuning

125
- Atmospheric Conditions and Carburetor Settings
  126
- Carburetor Setting
  126
- Engine
  126
- Test Run
  126
- Effects of the Setting Parts on the Throttle Valve Opening
  127
- Main Jet Adjustment
  127
- Pilot Air Screw Adjustment
  127
- Pilot Jet Adjustment
  127
- Jet Needle Adjustment
  128
- Jet Needle Groove Position Adjustment
  128
- Carburetor Setting Parts
  129
- Relationship with Throttle Opening
  129
- Examples of Carburetor Setting Depending on Symptom
  131
- Road Condition and Examples of Carburetor Setting
  131
- Change of the Heat Range of Spark Plugs
  133
- Chassis
  134
- Drive and Rear Wheel Sprockets Setting Parts
  134
- Selection of the Secondary Reduction Ratio (Sprocket)
  134
- Tire Pressure
  134
- Change in Amount and Characteristics of Fork Oil
  135
- Front Fork Setting
  135
- Setting of Spring after Replacement
  135
- Choosing Set Length
  136
- Front Fork Setting Parts
  136
- Rear Suspension Setting
  136
- Rear Shock Absorber Setting Parts
  137
- Setting of Spring after Replacement
  137
- Suspension Setting (Front Fork)
  139
- Suspension Setting (Rear Shock Absorber)
  140

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