HYOSUNG Comet 650 User Manual

ELECTRICAL SYSTEM
COOLING SYSTEM
GROUP INDEX
GENERAL INFORMATION
1
PERIODIC MAINTENANCE
2
ENGINE
3
FUEL SYSTEM
4
5
6
CHASSIS
7
SERVICING INFORMATION
8
 This manual has been prepared on the basis of the
latest specification at the time of publication.
If modification has been made since then,
difference may exist between the content of this
manual and the actual vehicle.
 Illustrations in this manual are used to show
the basic principles of operation and work proce-
dures.
They may not represent the actual vehicle exactly
in detail.
 COPYRIGHT HYOSUNG MOTORS & MACHINERY INC. 2003.
HYOSUNG MOTORS & MACHINERY INC.
FOREWORD
This manual contains an introductory description on
HYOSUNG
 and procedures for its
inspection/service and overhaul of its main components.
Other information considered as generally known is not
included.
Read GENERAL INFORMATION section to familiarize
yourself with outline of the vehicle and MAINTENANCE
and other sections to use as a guide for proper inspec-
tion and service.
This manual will help you know the vehicle better so
that you can assure your customers of your optimum
and quick service.
WARNING
This manual is intended for those who have
enough knowledge and skills for servicing
HYOSUNG vehicles. Without such knowledge and
skills, you should not attempt servicing by relying
on this manual only.
Instead, please contact your nearby authorized
HYOSUNG motorcycle dealer.

HYOSUNG Comet 650 Specifications

General

Displacement	647 cc
Fuel System	Fuel injection
Front Brakes	Dual disc
Fuel Capacity	17 liters
Cooling System	Liquid-cooled
Rear Brakes	Single disc
Torque	60.9 Nm @ 7, 500 rpm
Transmission	6-speed
Front Suspension	Inverted telescopic fork

Summary

Foreword and Safety Warnings

Foreword

Introduction to the service manual for the HYOSUNG Comet 650 motorcycle.

General Safety Warnings

Critical warnings regarding potential hazards during servicing and operation of the vehicle.

How to Use This Manual

Service Symbols and Definitions

General Information

General Precautions

Essential safety precautions for service mechanics and vehicle reliability.

Serial Number Location

Identifies the location of the frame and engine serial numbers on the motorcycle.

Fluid Recommendations

Specifications and recommendations for fuel, engine oil, brake fluid, and fork oil.

Break-in Procedures

Guidelines for breaking in the engine and drivetrain for optimal performance.

Exterior Dimensions and Specifications

Exterior Illustration and Dimensions

Diagram showing exterior views and key dimensions of the motorcycle.

Technical Specifications

Detailed specifications for dimensions, engine, transmission, chassis, electrical, and capacities.