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Mounting of Gate Valve Type Seachest DS-786 (ref. Dwg. E7222-T04)
1.
Separate hull flange (2) and flange (4) (with transducer (1) and shaft (5) from gate valve (20)
by removing hex. nut.
2.
Weld hull flange (2) to the hull plate. Confirm that the "FORE" and align marks on the side of
the hull flange face the fore-aft line of the ship within 1 degree.
3.
Apply "Kinoruster (Anti-crevice corrosive sealant)" to face A of hull flang (2), both faces of
gasket (18) and flange of gate valve (20).
4.
Put gasket (18) onto hull flange (2).
5.
Mount gate valve (20), considering the direction of the handle (aft direction normally) so as
to allow enough space for operation.
6.
Apply "Kinoruster" to face B of flange (4), both faces of gasket (18) and the flange of gate
valve (20).
7.
Put gasket (18) onto the flange of gate valve (20).
8.
Mount flange (4) (with transducer and shaft) to gate valve (20). Make sure the fore mark on
flange (4) and hull flange (2) are aligned.
9.
Loosen the hex. socket head bolt, then check that shaft (5) moves upward and downward
smoothly by hand.
10. Lower shaft (5) completely and fasten hex. socket bolt (13).
(19)(7)(8)
(13)
(14)
(17)
(17)
9
(21)
(6)
(10)
(11)
(4)
(18)
(12)
(5)
(20)
(15)(16)
(9)
(10)
(11)
(18)
(1) (3)
(2)
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