Furuno CSH-8LMARK-2, Installation Manual

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1. MOUNTING
1-4
1.1.3 Assembly and installation of the hull unit
The hull unit is shipped disassembled as the parts shown on page 1-11 through 1-13.
Assemble the hull unit as follows:
Necessary tools
1. Temporarily install the waterproofing attachment on the top of the main shaft and
drill holes for socket-set screws.
Installation of waterproofing attachment
a) Mark drilling point on the shaft surface by tightening M6 socket-set screws (2
pcs.).
b) Remove the waterproofing attachment.
c) Drill holes less than 2 mm in depth. The
drill bit should be stainless steel,
I
5, 120°
tip. Do not drill holes through the shaft.
Use a low rpm drill, and use cutting oil.
2. Fasten the raise/lower drive assembly to the
main body flange with the trunnion shaft.
Passing main shaft through the raise/lower drive assy.
Tool Rating Remarks
Wrench M10 (Diagonal 17 mm)
Wrench M10 (Diagonal 30 mm)
Pipe Wrench
I
55 mm For tightening gland
Hex Wrench M6 (Diagonal 3 mm) For tightening transducer flange
Push in fully. (O-ring will resist.)
Shaft
M6 socket-set screw
(Use the diagonal 3 mm wrench.)
Waterproofing
attachment
O-ring
30 mm
Less than 2 mm
Cut level. ø5 mm
Main body flange
Flat washer
Raise/lower
drive assembly
Trunnion shaft
Flat
washer
Split pin