hyosung SF50 Motorcycle Service & Repair Manual

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This manual covers the SF50, also known as the SF50 'Hello', a lightweight scooter designed for urban mobility. Introduced in the late 1990s to early 2000s, this model is recognized...

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类型: Motorcycle

斯库: 149711

标签: Hyosung Motorcycle Motorcycles Prima SF50

产品多属性

Description

This manual covers the SF50, also known as the SF50 'Hello', a lightweight scooter designed for urban mobility. Introduced in the late 1990s to early 2000s, this model is recognized for its affordability and functional design, making it a practical choice for everyday transportation. The SF50 features a two-stroke, air-cooled engine with a displacement of approximately 49.2 cc, paired with an automatic Continuously Variable Transmission (CVT) for smooth operation. Its engineering emphasizes reliability and ease of use, offering a straightforward riding experience suitable for new and experienced riders alike. The SF50 Motorcycle Service & Repair Manual provides comprehensive guidance for the maintenance, repair, and troubleshooting of this scooter. It details essential procedures, including general maintenance, engine and transmission service, brake system upkeep, and electrical system diagnostics. The manual includes step-by-step instructions and diagrams to assist owners and technicians in performing tasks efficiently and accurately. Coverage extends to component overhaul, periodic lubrication, and technical specifications, ensuring that the vehicle can be kept in optimal working condition throughout its lifespan.

🏷️ Basic Information

Identification

Make:

Hyosung

Model:

Model Designation:

SF50 'Hello'

Vehicle Type:

Motorcycle / Scooter

Segment:

Lightweight Scooter

👋 Introduction

Market Position

Target Audience:

Hyosung SF50 owners and independent repair technicians

Value Proposition:

Empowers DIY maintenance and repair, saving costs and providing in-depth technical knowledge

Competitive Analysis

Manual Advantage:

Provides detailed, model-specific repair procedures often missing in generic scooter manuals

Key Features

Diagrams:

Step-by-step diagrams enhance clarity for complex procedures

Accessibility:

Instant download and cross-platform compatibility

📋 Manual Details

Coverage

Manual Name:

Hyosung SF50 Motorcycle Service & Repair Manual

Applicable Models:

Hyosung SF50

Manual Type:

Service and Repair Manual

Language:

English

File Format:

Compatibility:

All Versions of Windows & Mac

Required Software:

Adobe PDF Reader

📖 Manual Coverage

Systems Covered

General Maintenance:

Included

Troubleshooting:

Included

Engine Service Repair:

Included

Transmission Service Repair:

Included

Brake System:

Included

Electrical System:

Included

Suspension:

Included

Wiring Diagram:

Included

Periodic Lubrication:

Included

Steering:

Included

Cooling System:

Included

Fuel Injection Fuel System:

Included

Emission System:

Included

Heater Air Conditioner:

Not Applicable (Motorcycle)

Engine Control System:

Included

Chassis Body:

Included

Restraint System:

Not Applicable (Motorcycle)

Interior:

Included (as applicable to scooter controls/bodywork)

Differential Drive Axle:

Included (as applicable to scooter drivetrain)

Procedures Included

Disassembly Reassembly:

Detailed step-by-step diagrams for all workshop procedures

Diagnostic Procedures:

Troubleshooting section covers common issues and diagnostic steps

Component Overhaul:

Engine Service/Repair, Transmission Service/Repair sections

Specifications:

Torque values, clearances, fluid capacities (implied within repair procedures)

Technical Depth

Depth:

Comprehensive workshop procedures suitable for DIY and professional use

📊 Manual Specifications

File Attributes

File Type:

Digital Download (PDF)

Print Quality:

High Resolution (suitable for printing)

Searchability:

Likely text-searchable within PDF reader

Binding Type:

Not Applicable (Digital)

Paper Type:

Not Applicable (Digital)

⚙️ Engine Specifications

Primary Engine

Engine Type:

Two-stroke, single-cylinder

Displacement:

Approximately 49.2 cc (typical for SF50 models)

Cooling Method:

Air-cooled

Bore X Stroke:

Specifics to be detailed within the manual

Compression Ratio:

Specifics to be detailed within the manual

Performance

Horsepower:

Estimated 6-7 HP (typical for this class)

Torque:

Estimated 5-6 Nm (typical for this class)

Fuel System

Fuel Delivery:

Carbureted (likely with automatic choke)

Fuel Type:

Unleaded gasoline (specify octane rating in manual)

Oil Mixing:

Automatic oil injection system (typical for 2-stroke scooters)

🔧 Transmission

Standard

Type:

Automatic Continuously Variable Transmission (CVT)

Drive System:

V-belt drive to rear wheel

Features

Gear Ratios:

Variable (CVT function); specifics for variator and clutch bell engagement within manual

Fluid Type:

Gear oil for final drive; 2-stroke oil for injection system (specific grades in manual)

📐 Dimensions

Exterior

Overall Length:

Approx. 1700 mm (typical)

Overall Width:

Approx. 660 mm (typical)

Overall Height:

Approx. 1060 mm (typical)

Weights

Dry Weight:

Approx. 80-90 kg (typical)

Gross Vehicle Weight Rating:

Specifics to be detailed within the manual

Capacities

Fuel Tank Capacity:

Approx. 5-6 Liters (typical)

Oil Tank Capacity:

Approx. 1-1.5 Liters (typical for 2-stroke oil injection)

🛡️ Safety Features

Active Features

Braking System:

Front: Disc Brake; Rear: Drum Brake (typical configuration)

Passive Features

Lighting System:

Headlight, taillight, brake light, turn signals (details and bulb types in manual)

💡 Technology Features

Infotainment

Instrument Cluster:

Analog speedometer, fuel gauge, indicator lights (details in manual)

Driver Assistance

Not typically equipped on this model

Connectivity

Bluetooth:

Not equipped on this model

🔧 Maintenance

Service Intervals

Initial Service:

Typically around 500-1000 km or 1 month

Regular Oil Change:

Every 2,000-3,000 km (engine oil in gearbox, if applicable, and 2-stroke oil)

Spark Plug Replacement:

Every 5,000-10,000 km (specific plug type required)

Air Filter Cleaning Replacement:

Every 2,000-4,000 km (cleaning or replacement based on condition)

Fluid Specifications

Engine Oil Type:

API SG or higher, SAE 10W-40 motorcycle oil (or as specified in manual)

2 Stroke Oil Type:

JASO FD or API TC rated 2-stroke synthetic or semi-synthetic oil (for injection system)

Brake Fluid:

DOT 3 or DOT 4 (check manual for specific recommendation)

Known Issues

Carburetor Gumming:

Common in 2-stroke engines with infrequent use; requires cleaning/rebuilding

Belt Wear:

CVT belt can wear over time and requires periodic inspection and replacement

Electrical Connection Corrosion:

Can occur in humid environments; requires inspection and cleaning

📚 Vehicle History

Brand Heritage

Manufacturer:

Hyosung Motors & Manufacturing Co., Ltd. (South Korea)

Model Evolution

Introduction Period:

Late 1990s to early 2000s

Design Focus:

Affordable, lightweight urban mobility scooter

🏆 Awards & Recognition

Recognitions

Market Perception:

Generally regarded as a reliable entry-level scooter, particularly in markets where Hyosung had a strong presence