1. MOUNTING
1-4
1.1.3 Assembling and installation of hull unit
The hull unit comes unassembled, with the parts shown on pages 1-10 and 1-11. Assemble
the unit as shown below.
Necessary Tools
Name Diameter Remarks
M10 (Hex. size: 17 mm)
Wrench
M20 (Hex. size: 30 mm)
Double-ended wrench is
recommended.
Pipe wrench Ø55 mm Used for fastening cable gland
Socket-set screw wrench M6 (Hex. size: 3 mm) Used for fixing main body flange
1. Fasten main body flange to raise/lower drive assembly with the trunnion shaft.
Main body flange
Raise/lower
drive assembly
Trunnion shaft
Split pin
Flat washer
Flat
washer
Fastening main body flange to raise/lower drive assembly
2. Apply a slight amount of grease to the top of main shaft. Pass the main shaft through the
main body flange and fix it temporarily with the shaft retainer. (The shaft retainer should
be secure enough to prevent shaft rotation.)
Coat threads with grease.
Main shaft should protrud
by 15 mm from top of the
shaft retainer.
Wipe-off grease before
tightening shaft retainer.
Main shaft
Raise/lower drive assembly
M10
M10 spring washer
M10 x 35
15 mm
Installing main shaft
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