Yanmar Fuel Injection Equipment YPD-MP2/YPD-MP4 Series Service Manual PDF

This PDF service manual contains detailed service information, description of repair and troubleshoots procedures, special instructions, troubleshoot, and other additional information for Yanmar Fuel Injection Equipment YPD-MP2 and YPD-MP4 Series.
This service manual includes detailed pictures, schematics, and parts diagrams, using which you can determine the installation location spare parts, etc.
The service manual is designed to work on a personal computer with Windows & Mac. This manual is a file PDF, which contains 66 pages, any one of which can be printed easily. We recommend using Adobe PDF Reader, to be sure all images/graphics will display correctly.

Models covered:
YPD-MP2,
YPD-MP4.

CONTENTS:

• 1. FOR SAFE SERVICING
  • 1.1. Warning Symbols
  • 1.2. Safety Precautions
• 2. GENERAL INFORMATION
  • 2.1. Outline of MP pump
  • 2.2. Specifications
  • 2.3. Outline of the fuel injection pump
  • 2.4. Construction of MP-Pump
  • 2.5. Function of Component
  • 2.6. Timer Mechanism
  • 2.7. C.S.D.(Cold Start Device)
• 3. DISASSEMBLY, REASSEMBLY AND INSPECTION
  • 3.1. Disassembly
  • 3.2. Disassembling the Governor
  • 3.3. Reassembly
  • 3.4. Re-assembling the
  • 3.5. Combining Governor and Pump Bodies
• 4. ADJUSTMENT OF FUEL INJECTION PUMP AND GOVERNOR
  • 4.1. Preparations
  • 4.2. Bottom clearance adjustment(Fuel Injection Timing)
  • 4.3. Adjustment of Governor
• 5. FUEL INJECTION NOZZLE
  • 5.1. Functioning of the fuel injection nozzle
  • 5.2. Type/construction of fuel injection nozzle
  • 5.3. Fuel injection nozzle disassembly
  • 5.4. Fuel injection nozzle inspection
  • 5.5. Fuel injection nozzle reassembly
  • 5.6. Adjusting fuel injection nozzle
• 6. TROUBLESHOOTING
  • 6.2. Major faults and troubleshooting
• 7. TIGHTENING TORQUES FOR MAIN BOLTS AND NUTS
  • 7.1. Pump part
  • 7.2. Mechanical governor part
• 8. TOOLS