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Yamaha 1993 YZ250/LC User Manual

Yamaha 1993 YZ250/LC
582 pages
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Yamaha 1993 YZ250/LC Specifications

General IconGeneral
Displacement249 cc
Compression Ratio8.5:1
Fuel SystemCarburetor
CarburetionMikuni TM38SS
IgnitionCDI
Transmission5-speed
Final DriveChain
Front SuspensionTelescopic fork
Front BrakeSingle disc
Rear BrakeSingle disc
Front Tire80/100-21
Rear Tire110/90-19
Ground Clearance370mm (14.6 inches)
Fuel Capacity8 liters

Summary

Chapter 1 General Information

Chapter 2 Specifications

General Specifications

Provides general specifications including dimensions, weight, engine type, lubrication, and fuel system details.

Chapter 3 Regular Inspection and Adjustments

Maintenance Intervals

Outlines the recommended maintenance schedule based on usage intervals like break-in, races, and time.

Chapter 4 Engine

Carburetor and Reed Valve Preparation for Removal

Instructions for preparing the carburetor and reed valve for removal.

Cylinder Head, Cylinder and Piston Preparation for Removal

Details the preparation required for removing the cylinder head, cylinder, and piston.

Chapter 5 Chassis

Front Brake Preparation for Removal

Instructions for preparing the front brake system for removal, including caliper and piston details.

Rear Brake Preparation for Removal

Covers the preparation and steps for removing the rear brake system components.

Chapter 6 Electrical

Chapter 7 Tuning

Carburetor Tuning

Explains how to diagnose and adjust carburetor settings for optimal engine performance.

Troubleshooting Improper Settings

Lists common symptoms of improper suspension settings and their likely causes and remedies.

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