🏷️ Basic Information

Make:

Yamaha

Model:

VINO / Classic

Year:

2002

Model Code:

SA23J (likely for VINO Classic)

Engine Type:

Scooter

Engine Displacement:

50cc

Oem Manual Part Number:

Likely 4X7-28197-Y0 or similar, depending on specific market and revision.

👋 Introduction

Segment:

Entry-level urban scooter, popular for commuting, reliability, and ease of use.

Target Audience:

New riders, city commuters, owners seeking DIY maintenance capabilities.

Key Competitors:

Honda Dio, Suzuki Address, Kymco Agility 50, various other 50cc scooters from Japanese and Taiwanese manufacturers.

Vehicle Appeal:

Retro styling (Classic model), fuel efficiency, maneuverability, Yamaha's reputation for quality and durability.

Value:

Provides dealership-level diagnostic and repair information, enabling cost savings on maintenance and repairs, empowering owners with knowledge.

📋 Manual Details

Primary Coverage:

Comprehensive service and repair for the 2002 Yamaha VINO / Classic 50cc scooter.

Secondary Coverage:

Includes routine maintenance, diagnostics, troubleshooting, and repair procedures.

Estimated Pages:

250-350 pages (typical for this era and scope of a service manual).

Type:

Factory Service Manual (FSM) / Repair Manual

Language:

English

Format:

Digital (PDF) - Searchable and printable.

📖 Manual Coverage

Engine:

Engine disassembly, assembly, inspection, tuning, valve clearance, compression testing, cooling system (air-cooled).

Fuel System:

Carburetor overhaul, adjustment, fuel pump (if applicable), fuel lines, fuel filter.

Ignition System:

CDI unit, spark plug, ignition timing, stator coil, troubleshooting.

Transmission Drivetrain:

CVT (Continuously Variable Transmission) system, drive belts, variator, clutch, final drive (gears).

Brakes:

Front and rear brake systems (drum or disc, depending on specific model variant), brake fluid, bleeding procedures, caliper/drum inspection and service.

Suspension:

Front fork (telescopic), rear shock absorber, fork oil replacement, spring inspection.

Electrical System:

Wiring diagrams, battery maintenance, charging system (stator, rectifier/regulator), lighting (headlight, taillight, turn signals), starter motor, switches.

Chassis Frame:

Frame inspection, steering head bearing service, stand inspection, body panel removal/installation.

Exhaust System:

Muffler and pipe inspection, gasket replacement.

Maintenance:

Oil change, spark plug replacement, air filter cleaning/replacement, brake adjustment, drive belt inspection, tire pressure checks, lubrication points.

Troubleshooting:

Systematic diagnostic flowcharts for common starting, running, and electrical issues.

Repair Rebuild:

Detailed step-by-step instructions for engine rebuild, carburetor overhaul, transmission component replacement, brake caliper overhaul.

Adjustment:

Carburetor idle speed and mixture, throttle cable, brake levers, parking brake.

Wiring Diagrams:

Comprehensive, clearly labeled wiring schematics for all electrical systems.

Depth:

Expert-level. Covers everything from basic owner maintenance to complete engine overhauls and electrical system diagnostics, mirroring dealership technician capabilities.

📊 Manual Specifications

Format:

PDF

Searchability:

Full text searchable, allowing quick access to specific topics.

Resolution:

High resolution, ensuring clarity of diagrams, text, and images.

Quality:

Designed for high-quality printing, with clear, crisp text and sharp line drawings.

Binding:

Digital PDF (no physical binding).

Paper:

N/A (Digital format).

⚙️ Engine Specifications

Engine Designation:

Yamaha 50cc 4-stroke, 2-valve, air-cooled (likely based on the JOG platform).

Bore X Stroke:

Approx. 39.0mm x 41.4mm (typical for 50cc Yamaha engines of this era).

Compression Ratio:

Typically around 10.0:1 to 11.0:1.

Valve Actuation:

SOHC (Single Overhead Camshaft), pushrod-actuated or rocker arm.

Cooling Method:

Forced Air Cooling (fan assisted).

Horsepower:

Approx. 3.5 - 4.5 HP @ 6500-7500 RPM (varies by region and specific tune).

Torque:

Approx. 3.5 - 4.0 Nm @ 5000-6000 RPM.

Carburetor Model:

Likely a Mikuni VM10/12 or Keihin PB type carburetor (specific model varies).

Fuel Type:

Unleaded Gasoline, 87-91 Octane.

Fuel Tank Capacity:

Approx. 4.0 - 5.0 Liters.

Engine Oil Type:

Yamalube 4-stroke scooter oil or equivalent, SAE 10W-30 or 20W-40 (refer to manual for specific seasonal recommendations).

Engine Oil Capacity:

Approx. 0.8 - 1.0 Liters (without filter change).

🔧 Transmission

Type:

Automatic CVT (Continuously Variable Transmission) with dry centrifugal clutch.

Drive Belt Type:

V-belt, specific dimensions and part number critical.

Final Drive:

Gear drive, typically with SAE 80W-90 gear oil.

Final Drive Oil Capacity:

Approx. 0.1 - 0.15 Liters.

📐 Dimensions

Overall Length:

Approx. 1700-1800 mm.

Overall Width:

Approx. 660-700 mm.

Overall Height:

Approx. 1000-1050 mm.

Wheelbase:

Approx. 1200-1250 mm.

Dry Weight:

Approx. 75-85 kg.

Gross Vehicle Weight Rating:

Approx. 230-250 kg (GVWR).

Front Tire Size:

Typically 3.00-10 or 90/90-10.

Rear Tire Size:

Typically 3.00-10 or 90/90-10.

Front Brake Type:

Drum or Disc (check specific model variant).

Rear Brake Type:

Drum.

Wheel Type:

Cast aluminum or steel.

🛡️ Safety Features

Safety Standards:

Meets or exceeds all applicable national and international motorcycle safety standards for its class.

Braking:

Effective front and rear braking systems designed for predictable stopping power.

Lighting:

Halogen headlight, taillight, brake light, and turn signals for enhanced visibility.

Chassis Stability:

Robust frame construction and appropriate suspension geometry for stable handling.

Tires:

Tires selected for grip and stability in urban riding conditions.

💡 Technology Features

Features:

Basic analogue instrumentation cluster (speedometer, fuel gauge, turn signal indicators, high beam indicator).

Features:

N/A (Not applicable to this model).

Features:

N/A (Not applicable to this model).

🔧 Maintenance

Oil Change Interval:

Every 3,000-5,000 km or 6-12 months, whichever comes first. Refer to manual for precise interval.

Air Filter Service:

Clean every 3,000 km, replace every 6,000-10,000 km.

Spark Plug Replacement:

Every 6,000-10,000 km, inspect at 3,000 km.

Drive Belt Inspection:

Inspect every 6,000 km, replace typically between 12,000-20,000 km or if showing signs of wear.

Valve Clearance Check:

First check at 6,000 km, then every 12,000 km or as per manual. Critical for engine health.

Brake Fluid Type:

DOT 3 or DOT 4 (refer to manual for exact specification and viscosity).

Coolant Type:

N/A (Air-cooled engine).

Common Wear Items:

Drive belt, variator rollers, brake pads/shoes, carburetor jets, spark plug, air filter, and suspension components (seals).

Potential Problems:

Carburetor gumming due to stale fuel, weak battery, worn variator components leading to loss of acceleration, front fork seal leaks.

Spark Plug Gap:

Typically 0.6-0.7 mm. (e.g., NGK CR6HSA or equivalent).

Idle Speed:

Approx. 1400-1600 RPM (engine cold), 1500-1700 RPM (engine warm). Check manual.

📚 Vehicle History

Yamaha Legacy:

Yamaha Motor Corporation, established in 1955, has a rich history in motorcycle manufacturing, known for innovation, performance, and reliability across various disciplines.

Vinto Lineage:

The VINO line has been a consistent offering in Yamaha's scooter range, often characterized by its retro styling and user-friendly operation. Successive generations have seen updates in engine technology, emissions compliance, and features.

Manufacturing Location:

Typically manufactured in Japan or Southeast Asian facilities (e.g., Indonesia, Taiwan) under Yamaha's global production network.

Relevant Period:

The 2002 model represents a specific iteration within the VINO's production life cycle, likely featuring an evolution from earlier models and preceding newer designs.

🏆 Awards & Recognition

Brand Accolades:

Yamaha consistently receives accolades for engineering, reliability, and performance across its entire product line.

User Satisfaction:

The VINO series generally enjoys high user satisfaction due to its dependability and low running costs.