Yamaha SH50 Razz Service Manual – Full Workshop Repair Guide (1987–2000) PDF

Description

Yamaha SH50 Razz Service Manual – Full Workshop Repair Guide (1987–2000) – PDF DOWNLOAD

Description

🛵 Overview

This factory-issued Yamaha SH50 Razz Service Manual (2FU-28197-20) is the complete technical reference for maintaining and repairing the SH50 series scooters.
It includes comprehensive instructions for inspection, overhaul, carburetion, chassis, and electrical systems, with precise torque specifications and a full wiring diagram for the SH50T model.

📑 Manual Table of Contents

1. General Information

   • Model Identification (SH50A–W)

   • Safety Precautions

   • Basic Specifications

   • Torque Values and Conversion Charts

2. Periodic Inspection and Adjustments

   • Maintenance Intervals

   • Oil and Lubrication Points

   • Drive Belt & Brake Adjustments

   • Tire Pressure, Spark Plug, and Cable Checks

3. Engine Overhaul

   • Engine Disassembly & Assembly Procedures

   • Crankshaft, Piston, and Cylinder Service

   • Transmission and Kick Starter Mechanisms

   • Clutch & Variator Inspection

4. Carburetion

   • Carburetor Type: Mikuni VM14/13

   • Idle Adjustment and Jetting Specifications

   • Air Screw and Fuel Level Setup

   • Troubleshooting Poor Fuel or Starting Issues

5. Chassis

   • Steering Head Bearings

   • Suspension, Brakes, and Wheels

   • Drive Belt & Pulley System

   • Frame Inspection and Alignment

6. Electrical System

   • Charging and Ignition Circuits

   • Magneto & CDI Unit Testing

   • Lighting and Switch Circuits

   • Full SH50T Wiring Diagram

7. Appendices

   • Special Tools

   • Conversion Tables

   • Torque Specifications Summary

⚙️ Key Technical Details

• Engine Type: 49cc, 2-stroke, air-cooled, reed valve intake

• Ignition: CDI

• Transmission: V-belt automatic

• Oil Capacity: 0.7 L (engine oil), 0.09 L (gear oil)

• Spark Plug: NGK BPR6HS (Gap 0.6–0.7 mm)

• Compression Ratio: 7.0:1

• Fuel/Oil Ratio: Autolube (no pre-mix)

📄 Short File Details