Kongsberg Simrad MF90, Руководство по установке

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g Use an 4 mm Allen key to rotate the screw clockwise until the motor brake is
released.
h Use the hand crank to lower the transducer.
2 Do a thorough visual inspection of the transducer.
Check for dents, scratches, holes or other damage to the surface.
Note
It is very important that neither this coating nor the internal parts of the transducer are
damaged during the handling, installation or cleaning. Any holes and/or scratches in
the transducer surface will allow water to penetrate the transducer. If a leak occurs,
the transducer must be replaced.
3 If you find suspicious damage, take high resolution photos that show the damage.
4 Contact your dealer or the Simrad support organization for advice.
5 Use the hand crank to hoist the transducer.
a Turn the crank until the transducer is fully retracted.
b Loosen the brake release screw to engage the motor brake.
c Check with the hand crank to ensure that the motor brake is engaged.
d Remove the hand crank from the stub shaft, and mount it in its storage position in
the Motor Control Unit.
6 Close the door on the Motor Control Unit.
Related topics
Installing the hull unit, page 99
Verifying the quality of the hull unit installation
A quality inspection must take place after the hull unit has been installed, and while the
vessel is still in dry dock. The inspection shall verify that the sonar room meets the
requirements, and that the hull unit has been installed correctly.
Prerequisites
The vessel is in dry dock.
Procedure
1 Make sure that the sonar room requirements are met.
Installing the hull unit