186
381298/C
7
Check the physical installation of the unit.
a
Check that the bolts, screws or studs holding the unit are of the correct size.
b
Check that the correct flat and shake-proof washers have been used.
c
Check that all nuts have been tightened properly.
8
Check that all welds and brackets have been painted with the correct preservation
medium to prevent corrosion.
9
Check that all cables leading to the unit have been properly mounted and secured.
10
Verify that enough slack has been provided on the cables to allow maintenance
and replacement.
11
Verify that the unit is not physically damaged, and that the paint-work is clean.
The physical handling of the unit during the installation may have caused some
scratches to the paint-work. This can be accepted. However, if rough handling has
caused serious damage to the unit, this must be recorded with a written statement
and necessary photos, so that corrective actions can be made.
12
If irregularities are found, write these down in the in the
Installation remarks
table.
Related topics
Installation remarks, page 216
Visual inspection of the Operating panel
A visual inspection of the SN90 Operating panel is required to verify that the unit has not
been physically damaged during the installation.
Prerequisites
This procedure assumes that the SN90 system has been installed as specified in the
SN90
Installation manual
.
No specific tools or instruments are required for this test.
Context
The Operating panel shall be new, clean and free from scratches, dents or other physical
damage. It shall be clearly identified with a product label.
Observe the installation shipyard’s procedures for workmanship, installation of physical
units, and installation and termination of cables.
Procedure
1
Check that the Operating panel is installed in the correct location, and that it is
suitably oriented for easy maintenance and replacement of parts.
2
Check that you have free access to the connectors on the Operating panel for
maintenance purposes.
Simrad SN90
Содержание Simrad SN90
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