Yanmar BY Series Service Manual page 29

GENERAL SERVICE INFORMATION
(1)
(2)
(9)
(8)
Note: Typical 4BY engine shown. 6BY is similar.
1 – Seawater Supply
2 – Seawater Pump
3 – Hydraulic Oil Cooler
4 – Charge Air Cooler
5 – Engine Heat Exchanger
6 – Exhaust Elbow
7 – Exhaust / Seawater Exit
8 – Engine Coolant Pump
9 – Thermostat
10 – Engine Oil Cooler
11 – Engine Coolant Passages
12 – Coolant Recovery Tank
3-8
Cooling Flow
(4)
(10)
(3)
(5)
Figure 3-6
Engine Piping Diagrams
(6)
(11)
(12)
BY Service Manual
(7)
0003635