YZ125B / Yamaha Motor Co., Ltd
- Production year(s): 1991
1991 Yamaha YZ125B owners service manual
Models covered in this manual:
File specifications
File type: ZIP
Language: English
Printable: Yes
Estimated download time: 0.74 Minutes
$18.99
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Product Information
Table of Contents
General Information
- Safety Information
- Model Identification
- Specifications
- Torque Specifications
- Tools and Products
Preparation for Use
- Pre-operation Inspection
- Break-In Procedures
- Starting and Warm-Up
Periodic Maintenance and Adjustment
- Periodic Maintenance Schedule
- Engine Oil
- Air Filter Maintenance
- Throttle and Clutch Adjustment
- Brakes and Tires
- Chain and Sprockets
- Chassis Bolts and Nuts
Engine Overhaul
- Engine Removal
- Cylinder and Piston Service
- Clutch Assembly
- Crankcase and Crankshaft
- Transmission and Gearshift Mechanisms
- Engine Installation
Cooling System
- Radiator
- Coolant Replacement and Inspection
- Water Pump
Fuel System
- Carburetor Adjustments
- Carburetor Cleaning
- Fuel Tank and Valve Operation
Electrical System
- Ignition System
- Spark Plug Inspection and Replacement
- Kill Switch and Electrical Connections
Chassis
- Front Fork
- Rear Shock Absorber (Mono-cross)
- Steering Head Adjustments
- Wheels and Brakes Maintenance
Troubleshooting
- Engine Troubleshooting
- Carburetion Troubleshooting
- Electrical Troubleshooting
- Chassis Troubleshooting
Appendices
- Wiring Diagram
- Conversion Tables
- Maintenance Record
- Special Tools
Index
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This manual is useful to mechanics, technicians, and owners as it provides detailed instructions, diagrams, and specifications for the 1991 Yamaha YZ125 motorcycle. It covers maintenance, troubleshooting, and repair procedures, making it an essential tool for anyone working on or owning this vehicle.
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