Furuno CSH-7 Installation Manual page 11

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Assembly and installation of the hull unit
The hull unit is shipped disassembled as the parts shown on pages 1-8 and 1-9. Assemble the
hull unit as follows:
Necessary tools
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1. Fasten the raise/lower drive assembly to the main body flange with the trunnion shaft.
Figure 1-4 How to fasten raise/lower drive assy. to main body flange
2. Coat the top of the main shaft with a small amount of grease. 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.)
Main shaft
Figure 1-5 Passing main shaft through the raise/lower drive assy.
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Flat washer
Flat washer
Split pin
Raise/lower
drive assy.
Wipe off grease
before tightening
shaft retainer.
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Main body
flange
Raise/lower
drive assy.
Trunnion
shaft
Grease threads.
M10 Spring washer
M10
Main shaft should
protrude by 15 mm from
top of shaft retainer.
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