Fuel System Components; 4By2 Engines; 6By2 Engines - Yanmar BY Series Service Manual

FUEL SYSTEM

FUEL SYSTEM COMPONENTS

4BY2 Engines

Figure 6-1
(5)
(7)
(8)
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 – High-Pressure Fuel Rail Pressure Sensor
6 – High-Pressure Line from Pump
7 – Rubber Insulator
8 – High-Pressure Pump with Fuel Measuring
Unit
9 – High-Pressure Fuel Regulator
6-6
(3)
(2)
(4)
(1)
(6)
© 2009 Yanmar Marine International

6BY2 Engines

Figure 6-2
(2)
(3)
(9)
(8)
(9)
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
0006549
7 – High-Pressure Pump with Fuel Measuring
Unit
8 – Rubber Insulator
9 – High-Pressure Fuel Rail Pressure Sensor

Fuel System Components

(2)
(3)
(2)
(3)
(4)
(5)
(1)
(6)
(7)
Figure 6-2
BY Service Manual
0003675