Yanmar 3TNV82A-B Service Manual page 241

TNV DI Service Manual
FUEL SYSTEM
Before You Begin Servicing ............................................................ 7-3
Introduction...................................................................................... 7-8
Fuel Injection Pump................................................................... 7-8
Stop Solenoid ............................................................................ 7-9
Cold Start Device....................................................................... 7-9
Trochoid Fuel Pump ................................................................ 7-10
Electronically controlled governor............................................ 7-10
Fuel System Specifications ........................................................... 7-11
Special Torque Chart............................................................... 7-11
Test and Adjustment Specifications ........................................ 7-12
Special Service Tools.................................................................... 7-13
Measuring Instruments.................................................................. 7-13
Fuel System Diagram.................................................................... 7-14
Fuel System Components ............................................................. 7-15
2-Valve Cylinder Head............................................................. 7-15
4-Valve Cylinder Head............................................................. 7-17
Fuel Injection Pump....................................................................... 7-19
Removal of Fuel Injection Pump.............................................. 7-19
Installation of Fuel Injection Pump........................................... 7-24
Checking and Adjusting Fuel Injection Timing .............................. 7-30
Determining the Fuel Injection Timing Specification................ 7-30
Checking Fuel Injection Timing ............................................... 7-31
Adjusting Fuel Injection Timing................................................ 7-34
TNV DI Service Manual
Section 7
Page
7-1