Furuno FSV-24 - Manual (Page 24)

1-16
Procedure
1. Clean the hull unit flange, O-ring and O-ring groove. Coat them with a slight
amount grease.
2. (1200 mm stroke) Use 24 hex. bolts, 48 hex nuts, flat washers and spring
washers to fasten the attachment flange to retraction tank.
(1600 mm stroke) 24 bolts have already been fitted. Use the bolts, 48 hex.
nuts, flat washers and spring washers to fasten the attachment flange to
retraction tank.
3. Place the O-ring in position on the attachment flange.
To install the attachment flange and the hull unit, see “1.1.4 Installing hull unit on
retraction tank” on page 1-5.
The sectional view for the attachment flanges are shown on the next two pages.
Hex. Bolt
Flat Washer
O-ring
Spring Washer
Flat Washer
Hex.
Nut
Hex. Bolt
Flat Washer (M20)
Attachment Flange
O-ring
Hex. Nut
Spring Washer
Flat Washer
Hull Unit Flange
Existing Tank
Attachment flange for 1200 mm stroke transducer, sectional view