Furuno CH-500 Installation Manual page 29

8. Apply liquid gasket (TB1121 or TB1184) to the inside of the tank guide, then fasten
the tank guide at the neck of the soundome, referring the following figure.
Bow mark
9. Pass the soundome shaft
through the flange assembly
and shaft retainer.
10. Fasten two supplied hex. bolts,
flat washers, and U-nuts to the
shaft retainer to secure the
soundome shaft.
Note 1: Face the bow mark on
the soundome and flange as-
sembly to the ship's bow.
Note 2: Attach the shaft retainer
so it is 15 mm below the top of
the shaft. The soundome is then
placed 10 mm above the bottom
of the tank when retracted.
11. Attach the jubilee clip to the
soundome shaft.
Note: Attach the jubilee clip so
that it is 1 to 2 mm below from
the shaft retainer.
12. Inscribe the bow mark to the top of the soundome shaft, referring to the bow mark
on the soundome.
13. Pass the following item(s) through the transducer cable, then fasten them to the
top of the soundome shaft.
• 2.2/3.0/3.8 m soundome shaft: Pass the pipe cap through the transducer cable,
then fasten it to the shaft.
Note: When you use the optional waterproof attachment kit (OP06-27), see
section 1.6.5.
Hex. nut
Pipe retainer
Hex. bolt
(M10×35)
Torque:
20 to 25 N•m
Bow mark
: Apply liquid gasket (TB1121 or
TB1184) to the both side of the
tank guide.
Align the tank guide with the bow
mark to face towerd ship's bow.
Flat
washer
15 mm
1 to 2 mm
Soundome shaft
1. MOUNTING
Flat washer
Spring washe
Hex. bo
(M10×7
Torque
28 N•m
U-nut
Torque:
20 to 25 N•m
Jubilee clip
Torque:
4.5 to 6.5 N•m
Flange
assembly
1-19