Yanmar 2TNV70 - FUEL SYSTEM

TNV IDI Service Manual
7-1
TNV IDI Service Manual
Section 7
FUEL SYSTEM
Page
Before You Begin Servicing ............................................................ 7-3
Introduction...................................................................................... 7-4
Fuel Injection Pump................................................................... 7-4
Stop Solenoid............................................................................ 7-5
Fuel System Specifications ............................................................. 7-6
Special Torque Chart................................................................. 7-6
Test and Adjustment Specifications .......................................... 7-6
Special Service Tools...................................................................... 7-7
Measuring Instruments.................................................................... 7-7
Fuel System Diagram...................................................................... 7-8
Fuel System Components............................................................... 7-9
Fuel Injection Lines ....................................................................... 7-10
Removal of High-Pressure Fuel Injection Lines ...................... 7-10
Installation of High-Pressure Fuel Injection Lines ................... 7-11
Removal of Fuel Return Line................................................... 7-11
Installation of Fuel Return Line................................................ 7-12
Fuel Injection Pump....................................................................... 7-12
Removal of Fuel Injection Pump.............................................. 7-12
Installation of Fuel Injection Pump........................................... 7-15
Checking and Adjusting Fuel Injection Timing .............................. 7-18
Checking Fuel Injection Timing ............................................... 7-18
Adjusting Fuel Injection Timing................................................ 7-22
Fuel Injectors................................................................................. 7-22
Removal of Fuel Injectors........................................................ 7-22
Testing of Fuel Injectors .......................................................... 7-23
TNV_IDI_ServiceManual_A4.book 1 ページ ２０１２年２月２４日 金曜日 午前１０時２４分