YZ125 / Yamaha Motor Corporation, Ltd
- Engine: 124 cc, reed valve two-stroke, single
- Production year(s): 1989
1989 Yamaha YZ125 repair, service manual
Models covered in this manual:
File specifications
File type: ZIP
Language: English (some of our manuals are multi-language)
Printable: Yes
Estimated download time: 0.76 Minutes
$18.99
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Product Information
Table of Contents
1 GENERAL INFORMATION
- Description
- Identification Numbers
- Specifications
- Torque Specifications
- Special Tools
2 MAINTENANCE
- Periodic Maintenance Schedule
- Routine Maintenance Intervals
- Lubrication Points
- Maintenance Tasks
- Air Filter Cleaning
- Oil Changes
- Throttle and Clutch Adjustment
3 ENGINE
- Engine Removal and Installation
- Disassembly of Engine
- Inspection and Repair
- Cylinder and Piston
- Crankshaft
- Gearbox
- Reassembly of Engine
4 FUEL SYSTEM
- Carburetor Adjustment
- Fuel Tank and Tap Cleaning
- Reed Valve Maintenance
5 COOLING SYSTEM
- Radiator
- Coolant Replacement
- Water Pump
6 ELECTRICAL SYSTEM
- Ignition System
- Spark Plug
- Kill Switch
- Electrical Troubleshooting
7 CHASSIS
- Frame
- Suspension Setup and Maintenance
- Forks
- Rear Shock
- Wheels and Tires
- Brakes
- Front and Rear Brake Service
- Brake Fluid Replacement
8 TRANSMISSION
- Clutch Assembly
- Transmission Gears
- Shift Mechanism
9 EXHAUST
- Exhaust Pipe Removal and Installation
- Muffler Cleaning
10 STEERING
- Steering Head Adjustments
- Handlebar Replacement
11 APPENDICES
- Wiring Diagram
- Troubleshooting Chart
- Bearing and Seal Replacement
12 INDEX
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