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Yamaha SCORPIO 54D User Manual

Yamaha SCORPIO 54D
86 pages
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A5-yoko_Blank.fm Page 1 Tuesday, April 8, 2003 11:43 AM
54D-F8199-E0
OWNER’S MANUAL
Read this manual carefully before operating this vehicle.
SX-4 225

Table of Contents

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Yamaha SCORPIO 54D Specifications

General IconGeneral
Displacement223 cc
Compression Ratio9.5:1
Fuel SystemCarburetor
Ignition SystemCDI
Front SuspensionTelescopic fork
Rear BrakeDrum
Seat Height770 mm
Ground Clearance165 mm
Engine TypeAir-cooled, 4-stroke, SOHC
Bore x Stroke70.0 mm x 58.0 mm
Max. Power18.2 PS @ 8000 rpm
Max. Torque17.5 Nm @ 6500 rpm
Starting SystemElectric & Kick
Rear SuspensionSwingarm (monocross)
Tire Size Rear100/90-18

Summary

Safety Information

Safe Riding Practices

Essential advice for safe motorcycle operation and accident prevention.

Instrument and Control Functions

Main Switch and Steering Lock

Operation of the ignition, lighting, and steering lock functions.

Pre-Operation Checks

Pre-Operation Inspection Checklist

A comprehensive list of checks before operating the vehicle for safety.

Operation and Important Riding Points

Starting and Warming the Engine

Procedures for starting cold and warm engines, including warming up.

Engine Break-in Procedure

Recommended engine break-in procedures for the first 1000 km.

Periodic Maintenance and Minor Repair

Periodic Maintenance Chart

Schedule for regular inspections, adjustments, and lubrication.

Spark Plug Service

Instructions for checking, cleaning, gapping, and replacing the spark plug.

Engine Oil and Filter Maintenance

Procedures for checking engine oil level and changing oil/filter.

Air Filter Cleaning

Steps for cleaning the air filter element and check hose.

Brake System Maintenance

How to adjust brake lever and pedal free play for proper function.

Brake Pad/Shoe Wear Check

Inspecting front brake pads and rear brake shoes for wear.

Drive Chain Service

Checking slack, cleaning, lubricating, and adjusting the drive chain.

Tire Inspection and Pressure

Checking tire condition, tread depth, and adjusting air pressure.

Troubleshooting Guide

Procedures for diagnosing and resolving common starting and engine performance issues.

Motorcycle Care and Storage

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