RDG603A26
– Issue 11
Page 21 of 97
Figure 8: Skin Tank Flow Diagram
Recommended Skin Tank Size
Engine
HP
KW
Skin tank
surface area m
2
Suggested
Height mm
Suggested
Length mm
70
70
51.7
1.55
840
1850
The skin tank size must be increased by up to approx 10% or a separate skin
tank installed to cool the hydraulic oil, if a hydraulic bow thruster is used. Please refer
to Section 5
– Installation, 21. Hydraulic Drive Transmission for further information.
5. Engine Cooling Water Inlet and Outlet Hose Connections
The connections are on the right hand (starboard) side of the engine:
Engine
Size (mm)
Shire 70
38mm
(1 ½”) ID Inlet
35mm (1 ⅜”) ID Outlet
Use a good quality hose that cannot collapse or kink and is capable of working at temperature
in excess of 100°c.
A.S.A.P. Supplies LTD can supply suitable 38mm ID and 35mm ID hoses if the correct size
hoses cannot be sourced locally. The part numbers used by A.S.A.P. Supplies LTD are
shown in the following table.