Furuno SEARCHLIGHT CH-250 - Manual (Page 25)

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11. Face the bow mark on the soundome with the bow mark on the shaft sleeve, and then fix
the main shaft with and shaft retainer.
12. Fix the jubilee clip to the main shaft.
15 mm
1-2 mm
Main shaft
Jubilee Clip
Hex. bolt
Shaft retainer
Note: Attach the shaft retainer so it is 15 mm from the top of the shaft. The soundome is then
placed 10 mm above the bottom of tank when retracted.
13. Insert grease cotton (supplied with shaft sleeve), and fix them with the cotton retainer as
follows.
a) Wind grease cotton onto main shaft.
b) Mark on the cotton as below.
c) Remove the cotton from the shaft, and then cut it at the position of the mark. Discard the ends.
d) Wind cottons as shown below.
e) Push cottons into the main body flange.
f) Tighten the grease cotton retainer.
Wind grease cotton
onto main shaft and
cut it as shown below. Space joints of grease cotton
120 apart and push them into
body flange.
Spring washer
Cotton retainer
Installing grease cotton on the main shaft
14. Fasten the pipe cap (supplied) to main shaft.
15. Unscrew 10 pcs of M5X35 socket head cap screws with soundome fixing tool to separate
soundome.