Installation manual

Simrad SH80
Docking the vessel
When docking the vessel, great care must be taken not to damage
the sonar trunk and protecting blister.
WARNING
The sonar must never be powered up when the
ship is in dry dock. The transducer will be damaged
if it transmits in open air. To prevent inadvertent
use of the sonar, set the main on/off switch on
the Processing Unit to O
ff, or disconnect the mains
power, whenever the vessel is in dry dock.
Figure 45 Location of S302
S 302
K301 K302
S 303
REMOTE
HOIST STOP
LOWER
S302
(CD015406A)
Before dry docking
Observe the following procedure before the ship is placed in
dry dock.
1 Ensure that the transducer shaft is fully retracted.
2 Power off the sonar system.
3 Disconnect the mains power to the Processing Unit.
4 Place a label on the O perating Panel to inform a ll users that
the sonar can not be powered up while the ship is in dry dock.
Functional test after dry docking
Observe the following procedures when the ship has been taken
out of dry dock.
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