Yanmar 4BY - Fuel System Components; 4 BY Engines

FUEL SYSTEM
BY Service Manual
6-9
Fuel System Components
FUEL SYSTEM COMPONENTS
4BY Engines
Figure 6-1
1 – High-Pressure Line, Cylinders No. 1 and 3
2 – High-Pressure Line, Cylinders No. 2 and 4
3 – Fuel Injectors
4 – High-Pressure Fuel Rail
5 – Pressure Sensor
6 – High-Pressure Line from Pump
7 – Rubber Insulator
8 – High-Pressure Pump with Fuel Measuring
Unit
9 – High-Pressure Fuel Regulator
6BY Engines
Figure 6-2
1 – High-Pressure Line, Cylinders No. 1, 3 and 5
2 – High-Pressure Line, Cylinders No. 2, 4 and 6
3 – Fuel Injectors
4 – High-Pressure Fuel Rail
5 – High-Pressure Fuel Regulator
6 – High-Pressure Line from Pump
7 – High-Pressure Pump with Fuel Measuring
Unit
8 – Rubber Insulator
9 – Pressure Sensor
0003675
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