Hyosung Comet 250 / Comet 125 Service Manual (163 P.)
Complete maintenance and repair guide for V-2 cylinder Comet models. Factory technical reference with valve clearance, compression specs, and wiring diagrams. PN 99000-94710
Manual Preview
Sample pages from the Hyosung Comet 250 / Comet 125 Service Manual (163 P.) manual
Purchase & Download
Models Covered & Key Technical Specifications
Hyosung Comet 250, Comet 125 — 2002 Certified Documentary Dossier | Comet Series Repository.
- Factory Storage Capacity: Fuel tank volume is calibrated to 17.0 ℓ (4.49 US gal) Mapping.
- Essential Tolerance Values: Valve clearance intake governs 0.1–0.2 mm (0.004–0.008 in) Configuration.
- Key Consumption Data: Engine oil change is specified as 1,450 ㎖ (48.98 fl oz) Benchmarks.
- Primary Heat Dissipation: The battery supports 12V 12Ah electrical storage Range.
- General Footprint Data: Unladen mass provides 170 kg (375 lbs) structural weight Sequences.
- Approved Tank Capacity: Piston displacement is rated at 249 ㎤ (15.2 in³) for the 250cc variant Baseline.
Professional Workshop Service Manual & Technical Specifications
Definitive Instructional Diagnostic Manual: Motorcycle Official Hyosung Comet 250, Comet 125 Manual - Maintenance & Repair Reference Service-Catalog
Engineering-Base: Hyosung Comet 250, Comet 125 // Design-Core: V-2 Four-stroke Engine Systems / Mechanical Architecture Logic // Application-Range: 163-page comprehensive technical documentation for scheduled servicing.
| Identifier | Operational-Logic | Validation-Data |
|---|---|---|
| Periodic Maintenance Schedules | Interval-based service procedures with component specifications | Complete intervals from 1,000 to 12,000 km |
| Engine Systems Coverage | V-2 cylinder displacement data and internal mechanism references | Compression pressure standards documented |
| Transmission and Drivetrain | Gear ratio tables and clutch assembly component listings | 5-speed constant mesh specifications included |
| Electrical Architecture | Battery, ignition, charging system component identification | CDI unit and regulator/rectifier function descriptions |
| Chassis and Suspension | Front fork and rear shock absorber servicing procedures | Steering stem bearing adjustment information documented |
Following OEM groupings, the manual includes engine disassembly procedures, covers fuel system carburetor configuration and adjustment reference data, documents periodic maintenance schedules spanning clutch operation and drive chain management, addresses electrical system ignition timing and charging voltage standards, and provides detailed chassis component inspection and suspension servicing information.
Steering component information is provided for handlebar removal, fork reassembly, and steering stem bearing service. Inspection guidelines are provided for wheel runout, brake disc thickness, and suspension component wear limits. Alignment specifications are included for drive chain slack measurement and rear axle positioning. Reference data is included for valve clearance tappet shim selection and compression pressure baselines. This manual covers complete V-2 engine architecture including crankshaft assembly, piston and ring specifications, conrod bearing clearance data, and oil pump function descriptions.
The document presents information on carburetor float height adjustment and jet sizing for both 250cc and 125cc engine variants. System procedures encompassing brake fluid replacement and caliper inspection methodology are detailed for front and rear hydraulic circuits. Electrical troubleshooting tables correlate spark plug performance, ignition coil resistance values, and battery charging specifications. Suspension and chassis sections reference fork spring free length, swingarm pivot shaft runout tolerances, and tire pressure requirements for solo and dual riding conditions.
The manual documents torque specifications for engine mounting bolts to ensure proper assembly integrity.
| Document Overview Table | System Component | Coverage Type | Chapter Reference |
|---|---|---|---|
| Engine Removal/Reinstallation | Disassembly sequence with component identification | Chapter 3 | |
| Fuel Delivery Architecture | Pump inspection and carburetor service procedures | Chapter 4 | |
| Electrical Ignition/Charging | Magneto, CDI unit, and regulator testing methods | Chapter 5 | |
| Brake System Hydraulics | Caliper, master cylinder, and fluid replacement | Chapter 6 | |
| Servicing Data and Specifications | Torque values, clearance data, and troubleshooting tables | Chapter 7 |
FAQ
Customer Reviews
Read what our customers say about this Hyosung Motorbike manual and share your own experience.
Add a Review
This policy contains information about your privacy. By posting, you are declaring that you understand this policy:
- Your name, rating, website address, town, country, state and comment will be publicly displayed if entered.
- Aside from the data entered into these form fields, other stored data about your comment will include:
- Your IP address (not displayed)
- The time/date of your submission (displayed)
- Your email address will not be shared. It is collected for only two reasons:
- Administrative purposes, should a need to contact you arise.
- To inform you of new comments, should you subscribe to receive notifications.
- A cookie may be set on your computer. This is used to remember your inputs. It will expire by itself.
This policy is subject to change at any time and without notice.
These terms and conditions contain rules about posting comments. By submitting a comment, you are declaring that you agree with these rules:
- Although the administrator will attempt to moderate comments, it is impossible for every comment to have been moderated at any given time.
- You acknowledge that all comments express the views and opinions of the original author and not those of the administrator.
- You agree not to post any material which is knowingly false, obscene, hateful, threatening, harassing or invasive of a person's privacy.
- The administrator has the right to edit, move or remove any comment for any reason and without notice.
Failure to comply with these rules may result in being banned from submitting further comments.
These terms and conditions are subject to change at any time and without notice.
Reviews (4)