Yanmar 1GM10(C), 2GM20(F)(C), 3GM30(F)(C), 3HM35(F)(C) Engine Service Manual

Description

• Model List:
  • 1GM10(C), 2GM20(F)(C), 3GM30(F)(C), 3HM35(F)(C) Engine

• 1. History of Revision
• 2. FOREWORD
• 3. Engine Model Name
• 4. Engine Model Name Plate and Clutch Model Name Plate
• 5. Cylinder Number
• 6. CHAPTER 0 FOR SAFETY
• 6.1. For safe servicing
• 6.2. Precaution for safe servicing
• 7. CHAPTER 1 GENERAL
• 7.1. Specifications
• 7.2. Principal Construction
• 7.3. Performance Curves
• 7.4. Features
• 7.5. Engine Cross-Sections
• 7.6. Dimensions
• 7.7. Piping Diagrams
• 8. CHAPTER 2 BASIC ENGINE
• 8.1. Cylinder Block
• 8.2. Cylinder Head
• 8.3. Piston
• 8.4. Connecting Rod
• 8.5. Crankshaft
• 8.6. Flywheel and Housing
• 8.7. Camshaft
• 8.8. Timing Gear
• 9. CHAPTER 3 FUEL SYSTEM
• 9.1. Fuel Injection System
• 9.2. Injection Pump
• 9.3. Injection Nozzle
• 9.4. Fuel Filter
• 9.5. Fuel Feed Pump
• 9.6. Fuel Tank(Option)
• 10. CHAPTER 4 GOVERNOR
• 10.1. Governor
• 10.2. Injection Limiter
• 10.3. No-Load Maximum Speed Limiter
• 10.4. Idling Adjuster
• 10.5. Engine Stop Lever
• 11. CHAPTER 5 INTAKE AND EXHAUST SYSTEM
• 11.1. Intake and Exhaust System
• 11.2. Intake Silencer
• 11.3. Exhaust System
• 11.4. Breather
• 12. CHAPTER 6 LUBRICATION SYSTEM
• 12.1. Lubrication System
• 12.2. Oil Pump
• 12.3. Oil Filter
• 12.4. Oil Pressure Regulator Valve
• 12.5. Oil Pressure Measurement
• 13. CHAPTER 7 DIRECT SEA-WATER COOLING SYSTEM
• 13.1. Cooling System
• 13.2. Water Pump
• 13.3. Thermostat
• 13.4. Anticorrosion Zink
• 13.5. Kingston Cock(Optional)
• 13.6. Bilge Pump and Bilge Strainer(Optional)
• 14. CHAPTER 8 FRESH WATER COOLING SYSTEM
• 14.1. Cooling System
• 14.2. Sea Water Pump
• 14.3. Fresh Water Pump
• 14.4. Heat Exchanger
• 14.5. Filler Cap and Subtank
• 14.6. Thermostat
• 14.7. Cooling water Temperature Switch
• 14.8. Precautions
• 15. CHAPTER 9 MODIFYING THE COOLING SYSTEM
• 15.1. General
• 15.2. Disassembly of Sea Water-Cooled Engine
• 15.3. Assembling modified parts to the Fresh Water -Cooled Engine
• 15.4. Cautions When the Engine is Installed Inboard
• 16. CHAPTER 10 REDUCTION AND REVERSING GEAR
• 16.1. A For Engine Models 1GM10.2GM20(F) and 3GM30(F)
• 16.1.1. Construction
• 16.1.2. Shifting Device
• 16.1.3. Inspection and Servicing
• 16.1.4. Disassembly
• 16.1.5. Reassembly
• 16.2. B For model 3HM35(F)
• 16.2.1. Construction
• 16.2.2. Installation
• 16.2.3. Operation and Maintenance
• 16.2.4. Inspection and Servicing
• 16.2.5. Disassembly
• 16.2.6. Reassembly
• 16.3. C Marine Gear Models KM2P,KM3P, and KM3V for Engine Models 1GM10, 2GM20(F) and 3GM30(F)
• 16.3.1. Construction
• 16.3.2. Shifting Device
• 16.3.3. Inspection and Servicing
• 16.3.4. Disassembly
• 16.3.5. Reassembly
• 16.4. D V-drive Gear, Model KM3V
• 16.4.1. Construction
• 16.4.2. Specifications
• 16.4.3. Power Transmission System
• 16.4.4. Cooling System (Sea-Water Cooling Engine)
• 16.4.5. Piping Diagrams
• 16.4.6. Inspection and Servicing
• 16.4.7. Shim Adjustment for V-drive Gear Shaft, and Backlash Adjustment for V-drive Gear Shaft and Drive Gear
• 16.4.8. Disassembly
• 16.4.9. Reassembly
• 17. CHAPTER 11 REMOTE CONTROL SYSTEM
• 17.1. Construction
• 17.2. Clutch and Speed Regulator Remote Control
• 17.3. Engine Stop Remote Control
• 18. CHAPTER 12 ELECTRICAL SYSTEM
• 18.1. Electrical System
• 18.2. Battery
• 18.3. Starter Motor
• 18.4. Alternator Standerd, 12V/55A
• 18.5. Alternator Option, 12V/35A
• 18.6. Instrument Panel
• 18.7. Tachometer
• 19. CHAPTER 13 OPERATING INSTRUCTIONS
• 19.1. Fuel Oil and Lubricating Oil
• 19.2. Engine Operating Instructions
• 19.3. Troubleshooting and Repair
• 20. CHAPTER 14 DISASSEMBLY AND REASSEMBLY (Direct Sea-Water Cooling Engine)
• 20.1. Disassembly and Reassembly Precautions
• 20.2. Disassembly and Reassembly Tools
• 20.3. Others
• 20.4. Disassembly
• 20.5. Reassembly
• 21. CHAPTER 15 DISASSEMBLY AND REASSEMBLY (Fsesh Water Cooling Engine)
• 21.1. Disassembly of Fresh Water-Cooled Engine
• 21.2. Reassembly of Fresh Water-Cooled Engine
• 21.3. Tightening Torque
• 21.4. Packing Supplement and Adhesive application Point
• 22. BACK COVER