Yanmar 4JH5E - Page 117

SYSTEM DIAGRAMS
JH Series Operation Manual 111
12/05
1 – * 7 x t4.5 Rubber Hose
2 – Fuel Injection Pump
3 – * 5 x t4.5 Rubber Hose
4 – 4.76 x 0.7 Steel Pipe
5 – 9 x t3.5 Rubber Hose
6 – Lubricating Oil Filter (cartridge
type)
7 – Lubricating Oil Cooler
8 – * 5 x t4.5 Rubber Hose
9 – Fuel High-Pressure Pipe 6.35 x
t2.375 Steel Pipe
10 – Fuel Injection Nozzle
11 – 9 x t3.5 Rubber Hose
12 – Oil Pressure Switch
13 – 13 x t4 Rubber Hose
14 – Clutch Lubricating Oil Cooler
15–Mixing Elbow
16 – 25.4 x t4.3 Rubber Hose
17 – 25.4 x t4.3 Rubber Hose
18–Heat Exchanger
19 – Lubricating Oil Inlet Filter
20–Main Bearing
21 – Seawater Inlet
22 – 25.4 x t4.3 Rubber Hose
23 – Cooling Water Pump (seawater)
24 – 28 x t4 Rubber Hose
25 – 28 x t4 Rubber Hose
26 – Hot Water Connection Outlet
(R3/8)
27 – Thermostat
28 – Coolant Pump (fresh water)
29 – Hot Water Connection Inlet
(R3/8)
30 – Coolant Temperature Switch
31 – Lubricating Oil Pump
32 – Pressure Control Valve
33 – Fuel Filter (cartridge type)
34 – * 7 x t4.5 Rubber Hose
35 – Fuel Feed Pump
36 – Fuel Inlet
37 – Fuel Overflow
38 – To Oil Pan
39 – From Cylinder Head
40 – To Camshaft
41 – Detail of Part A
42 – Detail of Part B
43 – Detail of Part C
44 – Detail of Part D
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