2000 Yamaha YZ250(M)/LC, YZ250LC, YZ250M1 Owner's Service Manual PDF

Technical reference for Yamaha YZ250(M)/LC, YZ250LC, YZ250M1 Competition Motocross models. Documents operation, inspection, and maintenance. PN 5HC-28199-30

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Document Details

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Document Number / Seller:
24733 / David Ramirez
File Size:
15.90 MB
File Type:
ZIP
Language:
English, German, Italian, French
Printable:
Yes
Category:
Motorbike
Last updated / verified
Dec 26, 2025

Models Covered & Key Technical Specifications

Standard Operations Operator's Manual: Bike Owner's Service Manual for Yamaha YZ250(M)/LC, YZ250LC, YZ250M1 Competition Motocross models, 2000 edition, PDF Repair-Index

A Professional Reference Portfolio | Competition Kit.

  • Design Output Density: 1200 dpi establishes the maximum print output Architecture.
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  • Technical Containment Volume: 450 W -- signifies the active printing consumption Bounds.
  • Standard Current Rating: The formatter board requires 64 MB for standard operation Topology.
  • Principal Speed Rating: Maximum throughput reaches 25 ppm Matrix.
  • Key Native Resolution: 1200 dpi establishes the maximum print output Standards.

Professional Workshop Service Manual & Technical Specifications

Standard Operations Operator's Manual: Bike Owner's Service Manual for Yamaha YZ250(M)/LC, YZ250LC, YZ250M1 Competition Motocross models, 2000 edition, PDF Repair-Index

Design-Core: YZ250(M)/LC, YZ250LC, YZ250M1 (2000) // Model-Specs: Bike / Competition Motocross Logic // Design-Core: 2000 edition, PDF Repair-Index.

Technical Specs Table (3-Column): Specification Diagnostic-Logic Framework
Engine Type Liquid-cooled, 2-stroke, gasoline Standard
Displacement 249 cm³ (8.76 imp oz, 8.42 US oz) Limit
Fuel Except for AUS: Premium unleaded fuel with a research octane number of 95 or higher. For AUS: Unleaded fuel only Framework

The manual presents information on:

Intro

This manual covers the Yamaha YZ250(M)/LC, YZ250LC, and YZ250M1 Competition Motocross models from 2000. It provides essential details for operation, inspection, and maintenance.

Procedures

Procedures for starting and break-in are thoroughly documented, including cold and warm engine starting sequences, and recommended break-in oil mixtures. Detailed maintenance intervals for all major components are outlined, specifying checks and replacements after initial break-in, every race, every third race, every fifth race, and as required.

Table

Item Routine Page
PISTON Inspect and clean P3-5-9
CLUTCH Inspect and adjust P3-10-11
BRAKES Check brake slack and alignment P3-17-23

Systems

The manual documents the electrical system, ignition system, and CDI unit specifications. It also covers the fuel and engine mixing oil requirements, detailing recommended ratios and types for optimal performance.

Specs

Specific torque values are provided for various parts, ensuring correct assembly and performance. Definitions of units and technical data for different model variants (USA, CDN, AUS, NZ, EUROPE) are included, offering precise measurements and specifications for each region.

Torque Statement: ...documents torque specifications for fasteners to ensure bearing preload accuracy.

FAQ

What procedures are necessary for checking the **electrical** system values? keyboard_arrow_down

21 mm (0.008 in) is the standard for electrical system measurement, with ignition timing at TDC, and specific resistance values provided for source 1 and source 2 coils.

Determine the **recommended** calibration settings for the drive chain. keyboard_arrow_down

40-50 mm (1.6–2.0 in) is the specified range for drive chain length (10 links). Lubrication should be with SAE 10W-30 motor oil or suitable chain lubricants.

What specifications are required for **calibrated** clearance measurements on page 85? keyboard_arrow_down

For piston clearance, 0.1 mm (0.004 in) is the limit, with the measuring point specified on page 2-3. Piston pin outer diameter limits are 17.975 mm (0.7077 in).

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Reviews (5)

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Rated 4 out of 5 stars
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Rated 4 out of 5 stars
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This service manual is a lifesaver! Very detailed and easy to follow.
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I contacted support for a question and received a quick response. Highly recommend!
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This manual covers everything you need to know for maintenance and repairs. Great value!