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1. HOW TO INSTALL THE SYSTEM
1-14
Note: Inscribe the bow mark to the attachment flange.
1.9 Attachment Kit (option)
The attachment kit permits use of the retraction tank for the CSH-20 series using the
1600 mm stroke transducer and hull unit FSV-243E/244E.
Attachment kit (Type: OP10-24. Code No.: 006-943-530)
1. Clean the flange and O-ring groove of the retraction tank (welded to hull) with ethyl
alcohol moistened waste cloths. Coat O-ring and O-ring groove with lithium
grease. Place the O-ring in its groove on the tank flange.
2. Lay the insulation gaskets on the top of the tank flange.
3. Position the hull unit so that the bow mark (inscribed) on its flange points toward
the ship's bow. Note that heading adjustment in the monitor is required if the bow
mark does not physically face the ship's bow.
4. Confirm the following points as below and place the hull unit on the tank.
• Clean the flange platform.
• Wipe the undersurface of the hull unit flange with clean waste cloths.
• Keep O-ring in its position.
5. Insert the insulation gaskets (2) into the bolt holes of the tank flange.
Name Type Code No. Qty
Insulation Gasket MS-1000-67 000-857-220 24
Insulation Gasket (2) MS-1000-68 000-857-221 24
Attachment flange
Hex. nut
Spring washer
Flat washer
O-ring
Flat washer
Hex. bolt
Spring washer
Flat washer
O-ring
Retraction tank
Hull unit flange
Hex. nut