Checking And Adding Coolant - Yanmar 4JH45 Operation Manual

BEFORE YOU OPERATE

Checking and Adding Coolant

4JH45, 4JH57
3 2
Figure 8
1 – Coolant drain cock
(Cylinderblock)
2 – Marine gear oil cooler (KM4A1)
3 – Seawater drain cock
(Marine gear oil cooler)
Figure 1
4
7
Figure 9
4 – Coolant pump
5 – Coolant tank (Heat exchanger)
6 – Coolant drain cock
(Coolant tank/Heat exchanger)
7 – Seawater pump
(Drain from pump cover)
42
1
056983-00X00
5 6
056984-00X00
4JH80, 4JH110
1 2
5 4
Figure 10
1 – Coolant drain cock (Turbocharger)
2 – Turbocharger
3 – Coolant drain cock
(Cylinderblock)
4 – Marine gear oil cooler (KMH4A)
5 – Seawater drain cock
(Marine gear oil cooler)
Figure 2
6 7
11
Figure 11
6 – Coolant pump
7 – Coolant tank (Heat exchanger)
8 – Coolant drain cock (Coolant
tank/Heat exchanger)
9 – Seawater drain cock (Air cooler)
10 – Air cooler
11 – Seawater pump
(Drain from pump cover)
JH Series Operation Manual
3
056988-00X00
8
10 9
056989-00X00