🏷️ Basic Information

Make:

Yamaha

Model:

Vino 50

Model Codes:

SA23J (for 2000 onwards, common designations may vary slightly by region)

Generation Designation:

1st Generation / Early Models (2000 onwards)

👋 Introduction

Positioning:

The Yamaha Vino 50 is a popular retro-styled urban commuter scooter, known for its ease of use and distinctive aesthetics. This manual targets owners and independent repair shops seeking to maintain and repair these iconic scooters.

Competitors:

Competes with other 50cc retro scooters like the Honda Dio, Suzuki Address, and various European brands in its class.

Manual Value:

Provides authoritative, detailed information necessary for accurate diagnosis and repair, enabling cost-effective maintenance and preserving the scooter's longevity and performance.

📋 Manual Details

Engine Mechanical:

Complete overhaul, diagnostics, tuning, performance modifications

Fuel System:

Carburetor (likely 14mm Mikuni VM14/1 or similar), fuel pump, lines, filter

Ignition System:

CDI, spark plug, ignition coil, wiring

Cooling System:

Air-cooled (fan assisted)

Transmission:

Automatic CVT (Continuously Variable Transmission), clutch, drive/driven pulleys, belt

Chassis Frame:

Frame inspection, repair, body panels, plastic components

Suspension:

Front fork (telescopic), rear shock absorber, swingarm

Brakes:

Front drum brake or disc brake (depending on market/spec), rear drum brake, brake lines, master cylinder

Electrical System:

Lighting, charging system (stator, rectifier/regulator), starter motor, battery, wiring diagrams, switches, instruments

Wheels Tires:

Wheel bearings, tire sizes, inflation pressures

Troubleshooting:

Diagnostic procedures for common and uncommon faults across all systems

Maintenance:

Scheduled maintenance, oil changes, filter replacements, belt inspection, brake adjustments

Estimated Pages:

Likely 200-400 pages (typical for comprehensive digital workshop manuals)

Type:

Digital Workshop Repair Manual

Language:

English (assuming standard for this product)

Format:

Digital (likely PDF)

📖 Manual Coverage

Powertrain:

Comprehensive coverage of the 49cc 2-stroke engine and CVT system.

Chassis:

Includes front and rear suspension, steering, braking, and wheel assembly.

Electrical:

Detailed wiring diagrams, lighting circuits, charging system, ignition, and starter system.

Body And Trim:

Covers body panel removal, installation, and related trim components.

Diagnostics:

Step-by-step diagnostic flowcharts for all major systems.

Routine Maintenance:

Oil changes, filter replacements, spark plug service, CVT belt inspection/replacement, brake adjustments, air filter cleaning/replacement.

Engine Rebuild:

Full engine teardown, inspection, component replacement (pistons, rings, gaskets, seals), and reassembly instructions.

Transmission Service:

CVT component removal, installation, torque specifications, and alignment procedures.

Brake System Repair:

Drum brake adjustment, shoe replacement, disc brake caliper service (if applicable), and fluid bleeding.

Electrical Component Replacement:

Stator, rectifier/regulator, starter motor, battery, lighting, and switch replacement procedures.

Suspension And Steering Service:

Fork seal replacement, shock absorber replacement, steering bearing service.

Depth:

Comprehensive, covering from basic rider maintenance to complete engine and transmission overhauls. Suitable for professional mechanics and skilled DIY enthusiasts.

📊 Manual Specifications

Format Details:

Digital format (PDF) providing excellent readability and searchability. Likely optimized for printing.

Quality:

High-resolution images, clear diagrams, and legible text, ensuring clarity for repair tasks.

Binding:

N/A (Digital Format)

Paper:

N/A (Digital Format)

⚙️ Engine Specifications

Engine Type:

Air-cooled, 2-stroke, single-cylinder

Displacement:

49 cc (approx.)

Bore X Stroke:

39.0 mm x 41.4 mm (typical for this engine family)

Compression Ratio:

7.0:1 (approx.)

Horsepower:

Typically around 4.0 - 5.0 HP (varies with specific tuning and market regulations)

Torque:

Varies with RPM, crucial for low-speed acceleration.

Carburetor Type:

Mikuni VM14/1 or similar (single barrel, constant velocity)

Fuel Type:

Unleaded Gasoline (min 87 octane)

Fuel Mixture:

Autolube system (separate oil injection)

Ignition Type:

CDI (Capacitor Discharge Ignition)

Oil Type:

Yamaha Genuine 2-stroke oil or equivalent (API TC, JASO FD certified)

Cooling Method:

Forced Air Cooling (Fan)

🔧 Transmission

Type:

Automatic Continuously Variable Transmission (CVT)

Drive System:

V-belt drive

Engagement:

Centrifugal clutch for automatic engagement.

Belt Inspection Interval:

Every 3,000-5,000 km (refer to manual for exact specification).

Gear Oil:

Located in the final drive housing. Capacity and type specified in manual (e.g., SAE 80 hypoid gear oil).

📐 Dimensions

Length:

Approx. 1700-1750 mm (varies slightly by sub-model)

Width:

Approx. 675-700 mm

Height:

Approx. 1000-1050 mm

Dry Weight:

Approx. 75-80 kg

Gross Vehicle Weight Rating:

Specify GVWR as per manual.

Fuel Tank Capacity:

Approx. 4.0 - 5.0 Liters

🛡️ Safety Features

Crash Safety:

As a low-speed scooter, specific crash ratings are less common than for automobiles. Focus is on stable chassis design and reliable braking.

Braking System:

Front and rear drum brakes standard on many models; some markets may have front disc brake option. Anti-lock braking systems (ABS) are not typically found on 50cc scooters of this era.

Lighting:

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

Frame Construction:

Steel frame providing structural integrity.

Tyre Specifications:

Front: 90/90-10, Rear: 100/90-10 (typical sizes, confirm with manual).

💡 Technology Features

Dashboard:

Basic analog speedometer, fuel gauge, turn signal indicators, and warning lights.

Safety Features:

Focus on mechanical reliability rather than electronic driver aids. Reliable braking and stable handling are primary safety technologies.

Connectivity Options:

N/A (No Bluetooth or smartphone integration on this model).

🔧 Maintenance

Engine Oil Change:

Every 1,000-2,000 km or 6 months (refer to manual for exact specification).

Spark Plug Service:

Inspection every 1,000 km, replacement as needed (e.g., NGK CR7HSA or equivalent recommended).

Air Filter Maintenance:

Cleaning/replacement every 2,000-3,000 km.

Brake Pad Inspection:

Every 1,000 km.

Engine Oil Type:

Yamaha 2-stroke (Autolube) or equivalent (API TC / JASO FD).

Gear Oil Type:

SAE 80 Hypoid Gear Oil (refer to manual for capacity, typically around 100-150ml).

Brake Fluid Type:

DOT 3 or DOT 4 (confirm specific requirement from manual).

Carburetor Clogging:

Common in 2-stroke engines, especially with infrequent use or poor fuel quality. Requires cleaning and adjustment.

Cvt Belt Wear:

The CVT belt can wear over time, leading to reduced acceleration and slippage. Regular inspection and replacement are key.

Autolube System Issues:

Oil pump leaks or blockages can affect lubrication; regular checks recommended.

Electrical Connector Corrosion:

Can occur in humid or coastal environments, leading to intermittent electrical faults.

📚 Vehicle History

Yamaha Legacy:

Yamaha has a long and distinguished history in motorcycle and scooter manufacturing, known for innovation and performance.

Vino Lineage:

The Vino 50, launched in the late 1990s, quickly gained popularity for its charming retro styling, reminiscent of classic Italian scooters, and its reliable, user-friendly 2-stroke engine. The 2000 onwards models represent the initial and highly successful iterations of this design.

Manufacturing Origin:

Primarily manufactured in Taiwan under Yamaha's global production network.

🏆 Awards & Recognition

Model Accolades:

While specific awards may not be widely publicized for individual scooter models, the Yamaha Vino line is recognized for its enduring popularity and successful blend of retro style and modern practicality in the commuter segment.