6By2 - Yanmar BY Series Service Manual

Engine Piping Diagrams
12/05

6BY2

(10)
(14)
(6)
1 – Fuel Inlet from Tank
2 – Fuel Fine Filter
3 – Fuel Feed Pump
4 – Inlet Fuel Temperature Sensor
5 – High-Pressure Fuel Pump
6 – High-Pressure Fuel Supply Line
7 – High-Pressure Fuel Rail
8 – Fuel Injection Line
9 – Fuel Injector
BY Service Manual
Figure 3-6Fuel Flow
(9)
(4)
(12)
(16)
(5)
Figure 3-6
© 2009 Yanmar Marine International
GENERAL SERVICE INFORMATION
(8)
(15)
(7)
(11)
(3)
10 – Fuel Injector Return Hose
11 – Common Rail Return Line
12 – Return Fuel Tee with Back Pressure Valve
13 – Return Fuel to Fuel Tank with Over Pressure
Valve
14 – High-Pressure Fuel Rail Pressure Sensor
15 – High-Pressure Fuel Regulator
(ECU-Controlled)
16 – Fuel Volume Regulator (ECU-Controlled)
(2)
(1)
(13)
0006510
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