381298/C
187
3
Check that the unit is securely connected to the ship's ground with an earthing strap.
The strap must be in addition to any incidental electrical contact made by the
mounting lugs on the unit.
4
Use a standard multimeter to check that the resistance between the unit and the
ship's ground is approximately 0 (zero) Ω.
5
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.
6
Check that all cables leading to the unit have been properly mounted and secured.
7
Verify that enough slack has been provided on the cables to allow maintenance
and replacement.
8
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.
9
If irregularities are found, write these down in the in the
Installation remarks
table.
Related topics
Содержание Simrad SN90
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Страница 117: ...381298 C 115 Related topics Installation summary page 65 Installing the transducer ...
Страница 226: ...224 381298 C 427 385 All measurements in mm The drawing is not in scale 385609 Rev B CD12_385609_001_002 Simrad SN90 ...
Страница 236: ...234 381298 C 372915 Clamping frame Simrad SN90 ...
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Страница 296: ... 2016Kongsberg Maritime ISBN 978 82 8066 179 1 ...
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