Hyosung WOW 90 Factory Service Repair Manual

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This manual covers the WOW 90, a lightweight scooter designed for efficient urban commuting and recreational use. Manufactured in South Korea, the WOW 90, likely produced in the late 1990s...

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Typ: Motorcycle

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Art.-Nr: 136973

Stichworte: ATV Hyosung Motorcycle Powersports WOW 90 WOW Models

Produktvarianten

Beschreibung

This manual covers the WOW 90, a lightweight scooter designed for efficient urban commuting and recreational use. Manufactured in South Korea, the WOW 90, likely produced in the late 1990s to early 2000s, offers a practical and reliable mode of transportation. Its engineering emphasizes user-friendliness and cost-effectiveness, featuring an approximately 90cc air-cooled engine paired with an automatic Continuously Variable Transmission (CVT) for smooth operation. Known for its maneuverability and ease of handling, the WOW 90 is comparable to other 50cc-90cc scooters from major manufacturers, making it a popular choice for riders seeking dependable personal mobility. This Factory Service Repair Manual provides comprehensive guidance for the maintenance, repair, and troubleshooting of the WOW 90. It includes detailed information on general vehicle operation, periodic maintenance schedules, engine repair, fuel system servicing, electrical system diagnostics, and chassis component repair. With step-by-step instructions, technical specifications, torque values, and clear wiring diagrams, this manual is an essential resource for owners, mechanics, and technicians. It facilitates effective upkeep and efficient problem-solving, ensuring the continued reliability and optimal performance of the WOW 90.

🏷️ Basic Information

Identification

Make:

Hyosung

Model:

WOW 90

Codes

Product Code:

Hyosung WOW 90 Factory Service Repair Manual

👋 Introduction

Market Position

Vehicle Segment:

Lightweight scooter/moped, designed for urban commuting and recreational use.

Target Audience:

Owners seeking to perform maintenance and repairs themselves, independent repair shops.

Competitive Analysis

Competitor Models:

Similar 50cc-90cc scooters from brands like Honda (e.g., Dio, Giorno), Yamaha (e.g., Jog), Suzuki (e.g., Address), Kymco, SYM.

Key Features

Manual Utility:

Provides comprehensive coverage comparable to OEM service manuals used by professional technicians.

Digital Delivery Benefit:

Instant access to repair information without shipping delays or costs.

📋 Manual Details

Coverage Areas

General Information:

Periodic Maintenance:

Engine Repair:

Fuel System Repair:

Electrical System Repair:

Chassis Repair:

Servicing Information:

Page Count

Estimated Page Count:

Varies based on specific model year, typically 200-400 pages for this class of vehicle.

Manual Type

Manual Category:

Factory Service Repair Manual

Language

Language:

English

Format

Digital Format:

📖 Manual Coverage

Systems Covered

Engine Mechanical:

Detailed overhaul, disassembly, assembly, and component testing for the engine.

Cooling System:

Radiator, hoses, thermostat, water pump maintenance and repair.

Lubrication System:

Oil pump, oil filter, oil passages, and oil pressure testing.

Fuel Delivery System:

Carburetor (if applicable) adjustment, cleaning, and repair; fuel pump, fuel lines, and fuel filter servicing.

Ignition System:

Spark plugs, ignition coils, wiring, CDI unit (if applicable) testing and replacement.

Exhaust System:

Muffler, exhaust pipe inspection and replacement.

Electrical Component Diagnostics:

Battery, charging system (stator, rectifier/regulator), starter motor, lighting system.

Wiring Diagrams:

Comprehensive electrical schematics for fault finding and component identification.

Chassis Frame:

Inspection and minor repair of the frame and mounting points.

Suspension System:

Front fork, rear shock absorber, swingarm maintenance and adjustment.

Braking System:

Brake fluid replacement, caliper service, brake pad replacement, brake line inspection.

Wheel And Tire Assembly:

Tire pressure, tread wear inspection, wheel bearing service.

Steering System:

Handlebar, steering stem bearings, fork steering play adjustment.

Bodywork And Trim:

Panel removal, installation, and minor repair.

Procedures Included

Routine Maintenance:

Oil changes, filter replacements, spark plug checks, chain adjustment, general lubrication.

Troubleshooting Guide:

Diagnostic procedures for common starting, running, and electrical issues.

Engine Rebuild:

Step-by-step instructions for complete engine disassembly and reassembly.

Carburetor Adjustment And Cleaning:

Specific procedures for setting idle speed, fuel mixture, and cleaning internal components.

Electrical Fault Diagnosis:

Testing charging system output, starter engagement, and lighting circuits using a multimeter.

Brake System Bleeding:

Proper procedures for removing air from the hydraulic brake system.

Suspension Adjustment:

How to adjust front and rear suspension components for optimal handling.

Bearing Replacement:

Service procedures for wheel bearings and steering stem bearings.

Technical Depth

Diagnostic Procedures:

Advanced troubleshooting based on symptoms, including electrical testing and component analysis.

Repair Procedures:

Detailed, step-by-step instructions for component removal, repair, and installation.

Specifications And Tolerances:

Crucial engineering specifications, clearances, and torque values for all components.

Wiring Schematics Quality:

Clear and detailed electrical diagrams, essential for complex electrical repairs.

📊 Manual Specifications

File Format

File Type:

Portable Document Format (PDF)

Searchability:

Likely text-searchable PDF, allowing users to quickly find information.

Print Quality

Print Readability:

Designed for clear viewing on digital devices and printable pages.

Binding Type

Binding Type:

N/A (Digital Delivery)

Paper Type

Paper Type:

N/A (Digital Delivery)

⚙️ Engine Specifications

Primary Engine

Engine Type:

Two-stroke or Four-stroke gasoline engine (specific type depends on exact WOW 90 model year).

Displacement:

Approximately 90cc (specific value to be confirmed by model year).

Performance

Horsepower Range:

Typically 5-8 HP for a 90cc scooter engine (estimate).

Torque Range:

Low to mid-range torque for acceleration (estimate).

Fuel System

Fuel Delivery Method:

Carburetor (most likely for this era and displacement).

Fuel Type:

Unleaded gasoline.

Engine Cooling

Cooling Method:

Air-cooled (common for this class of scooter).

🔧 Transmission

Standard

Transmission Type:

Automatic Continuously Variable Transmission (CVT)

Drive Type:

Belt drive to rear wheel.

Features

Clutch Type:

Centrifugal clutch.

Gear Reduction:

Integrated into the CVT system.

📐 Dimensions

Exterior

Overall Length:

Varies by model year, typically around 1.7-1.8 meters.

Overall Width:

Varies by model year, typically around 0.6-0.7 meters.

Wheelbase:

Varies by model year, typically around 1.2 meters.

Weights

Dry Weight:

Typically around 70-85 kg.

Max Payload Capacity:

Typically around 150-180 kg (rider + cargo).

🛡️ Safety Features

Active Features

Braking System Type:

Front disc brake, rear drum brake (common configuration for this class).

Passive Features

Lighting System:

Headlight, taillight, brake lights, turn signals.

💡 Technology Features

Infotainment

Dashboard Features:

Speedometer, fuel gauge (if equipped), indicator lights (turn signals, high beam, oil warning).

Driver Assistance

Assistance Systems:

None (basic scooter design).

Connectivity

Connectivity Options:

None.

🔧 Maintenance

Service Intervals

Engine Oil Change:

Every 2,000-3,000 km or 6-12 months (typical recommendation).

Spark Plug Replacement:

Every 5,000-10,000 km, or as specified in manual.

Air Filter Cleaning Replacement:

Inspect every 2,000 km, clean/replace as needed or every 5,000 km.

Transmission Fluid Change:

If applicable (e.g., gearbox oil for 4-stroke), typically every 6,000-10,000 km.

Fluid Specifications

Engine Oil Type:

API SG or higher, SAE 10W-40 or 20W-50 motorcycle specific oil (verify in manual).

Brake Fluid Type:

DOT 3 or DOT 4 (verify in manual).

Gear Oil Type:

If applicable, SAE 80W-90 GL-4 gear oil (verify in manual).

Known Issues

Common Wear Items:

Brake pads, tires, drive belt (CVT), spark plugs, air filter, battery.

Carburetor Related:

Clogging due to stale fuel, idle speed instability.

Electrical Issues:

Corroded connections, failing rectifier/regulator, weak battery.

📚 Vehicle History

Brand Heritage

Manufacturer:

Hyosung (Korea), known for motorcycles and scooters.

Model Evolution

Production Era:

Likely produced in the late 1990s to early 2000s, common period for this style of scooter.

Production

Manufacturing Location:

South Korea

🏆 Awards & Recognition

Recognitions

Industry Awards:

Not typically awarded for this class of vehicle, focus is on utility and reliability.