Furuno SEARCHLIGHT CH-250 - Manual (Page 26)

16
Protection sponge
Rotate 4 or 5
turns by hand
to make sure
that turning
mechanisms
are functioning
properly.
O-ring
Remove.
Socket head cap screw
10pcs, M5x30
Spring washer
Soundome
Apply KINORUSTER.
Detaching the soundome
16. Throw away protection sponge placed in soundome.
17. Stand the soundome upright on top of the soundome packing. Fill the soundome with oil
(supplied) so the level is 5 cm on the top of the soudome. Keep the soundome packing for
future use.
Sonar oil
Stand the soundome upright
on top the soundome packing.
Ball wrench
5 cm
Filling the soundome with sonar oil