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HYOSUNG Comet 650 Manual
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FOREWORD
This manual contains an introductory description on
HYOSUNG
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.
� 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.
I
llustrations 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.
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.
� COPYRIGHT HYOSUNG MOTORS & MACHINERY INC. 2003.
and procedures for its
HYOSUNG MOTORS & MACHINERY INC.
GROUP INDEX
GENERAL INFORMATION
PERIODIC MAINTENANCE
ENGINE
FUEL SYSTEM
COOLING SYSTEM
ELECTRICAL SYSTEM
CHASSIS
SERVICING INFORMATION
1
2
3
4
5
6
7
8

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Summary of Contents for HYOSUNG Comet 650

  • Page 1 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 MOTORS & MACHINERY INC. � COPYRIGHT HYOSUNG MOTORS & MACHINERY INC. 2003.
  • Page 2 HOW TO USE THIS MANUAL TO LOCATE WHAT YOU ARE LOOKING FOR: 1. The text of this manual is divided into sections. 2. As the title of these sections are listed on the previous page as GROUP INDEX, select the section where you are look- ing for.
  • Page 3 SYMBOL Listed in the table below are the symbols indicating instructions and other information necessary for servicing and meaning associated with them respectively. SYMBOL DEFINITION SYMBOL DEFINITION Torque control required. Apply THREAD LOCK “1324” . Data beside it indicates specified torque. Apply oil.
  • Page 4 NOTE Difference between photographs and actual motorcycles depends on the markets.
  • Page 5: Table Of Contents

    GENERAL INFORMATION CONTENTS INFORMATION LABELS 1 - 1 1 - 1 GENERAL PRECAUTIONS 1 - 3 SERIAL NUMBER LOCATION 1 - 4 FUEL, OIL AND ENGINE COOLANT RECOMMENDATIONS 1 - 6 BREAK-IN PROCEDURES 1 - 6 CYLINDER CLASSIFICATION 1 - 7 EXTERIOR ILLUSTRATION 1 - 8 SPECIFICATIONS...
  • Page 6: General Precautions

    1-1 GENERAL INFORMATION WARNING / CAUTION / NOTE Please read this manual and follow its instructions carefully. To emphasize special information, the symbol and the words WARNING, CAUTION and NOTE have special meanings. Pay special attention to the messages highlighted by these signal words. WARNING Indicates a potential hazard that could result in death or injury.
  • Page 7 GENERAL INFORMATION 1-2 WARNING � If parts replacement is necessary, replace the parts with HYOSUNG Genuine Parts or their equivalent. � When removing parts that are to be reused, keep them arranged in an orderly manner so that they may be reinstalled in the proper order and orientation.
  • Page 8: Serial Number Location

    1-3 GENERAL INFORMATION SERIAL NUMBER LOCATION The frame serial number or V.I.N. (Vehicle Identification Number) is stamped on the steering head tube. The engine seri- al number is located on the left down of crankcase assembly. These numbers are required especially for registering the machine and ordering spare parts. ◉...
  • Page 9: Fuel, Oil And Engine Coolant Recommendations

    GENERAL INFORMATION 1-4 FUEL, OIL AND ENGINE COOLANT RECOMMENDATIONS ◉ FUEL Gasoline used should be graded 91 octane (Research Method) or higher. An unleaded gasoline type is recommended. ◉ ENGINE OIL ■ ENGINE OIL SPECIFICATION Classification system Grade Over SG 10W/40 �...
  • Page 10 Hyosung recommends the use of HYOSUNG COOLANT anti-freeze/engine coolant. If this is not available, use an equivalent which is compatible with an aluminum radiator.
  • Page 11: Break-In Procedures

    GENERAL INFORMATION 1-6 BREAK-IN PROCEDURES During manufacture only the best possible materials are used and all machined parts are finished to a very high standard but it is still necessary to allow the moving parts to “BREAK-IN”before subjecting the engine to maximum stresses.
  • Page 12: Exterior Illustration

    1-7 GENERAL INFORMATION EXTERIOR ILLUSTRATION...
  • Page 13: Specifications

    GENERAL INFORMATION 1-8 SPECIFICATIONS DIMENSIONS AND DRY MASS I T E M Overall length 2,060 mm (81.1 in) Overall width 740 mm (29.1 in) Overall height 1,090 mm (42.9 in) Wheelbase 1,435 mm (56.5 in) Ground clearance 150 mm (5.9 in) Unladen mass 185 kg (408 lbs) ENGINE...
  • Page 14 1-9 GENERAL INFORMATION CHASSIS I T E M Front suspension Telescopic type Rear suspension Swingarm type Steering angle 30°(right & left) Caster 25.5° Trail 85 mm (3.35 in) Front brake Double disk brake Rear brake Disk brake Front tire size 120/60 - ZR 17 55W Rear tire size 160/60 - ZR 17 69W...