Yamaha Power Generator EF4000, EF4000E, EF4600, EF4600D, EF4600E, EF5500, EF5500E, EF6600, EF6600E, EF6600DE service manual

Product Information

Table of Contents

GENERAL INFORMATION

1. Safety

   • General Safety Precautions
   • Safety Labels and Locations

2. Identification

   • Model Identification
   • Serial Number Location

3. Specifications

   • General Specifications
   • Electrical Specifications

MAINTENANCE

1. Maintenance Schedule

   • Regular Maintenance Intervals
   • Pre-operation Checklist

2. Lubrication

   • Lubrication Points
   • Recommended Lubricants

3. Tools

   • Standard Tools
   • Special Tools

ENGINE

1. Engine Removal/Installation

   • Removal Procedure
   • Installation Procedure

2. Engine Disassembly/Assembly

   • Cylinder Head
   • Piston and Cylinder
   • Crankshaft and Crankcase

3. Engine Inspection

   • Valve Clearance
   • Compression Pressure
   • Spark Plug

FUEL SYSTEM

1. Fuel Tank

   • Removal and Installation
   • Cleaning and Inspection

2. Carburetor

   • Disassembly and Assembly
   • Adjustment and Inspection

3. Fuel Pump

   • Operation and Testing
   • Replacement Procedure

ELECTRICAL SYSTEM

1. Charging System

   • Alternator Inspection
   • Voltage Regulator Replacement

2. Ignition System

   • Ignition Coil Testing
   • Spark Plug Replacement

3. Starting System

   • Electric Starter Operation
   • Recoil Starter Maintenance

4. Wiring

   • Wiring Diagrams
   • Electrical Component Location

CONTROL SYSTEM

1. Control Panel

   • Functions and Operations
   • Control Panel Layout

2. Governor System

   • Governor Adjustment
   • Governor Inspection

3. Throttle System

   • Throttle Adjustment
   • Throttle Inspection

TROUBLESHOOTING

1. General Troubleshooting

   • Engine Will Not Start
   • Engine Lacks Power
   • Electrical Issues

2. Specific Troubleshooting

   • Fuel System Problems
   • Ignition System Problems
   • Electrical System Problems

APPENDIX

1. Technical Data

   • Torque Specifications
   • Service Data

2. Wiring Diagrams

   • Complete Wiring Diagrams
   • Connector Pinouts

3. Maintenance Records

   • Maintenance Log
   • Service History

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