Simrad ST90 - Page 23

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fMakesurethattheweldsandsupportbracketstowhichtheunitisfastenedare
substantialenoughtoholdtheitsecurelyunderalloperatingconditions.
gMakesurethatallweldsandbracketshavebeenpaintedwiththecorrect
preservationmediumtopreventcorrosion.
5Makesurethattheunitisnotphysicallydamaged,andthatthepaint-workisclean
withoutdentsorscratches.
Thephysicalhandlingoftheunitduringtheinstallationmayhavecausedsome
minorscratchestothepaint-work.Thiscanbeaccepted.However,ifrough
handlinghascausedseriousdamagetotheunit,thismustberecordedwithawritten
statementandnecessaryphotos,sothatcorrectiveactionscanbemade.
6Makesurethattheunitisrmlyconnectedtoship'sground.
aMakesurethattheunitissecurelyconnectedtotheship'sgroundwithan
earthingstrap.Thestrapmustbeinadditiontoanyincidentalelectricalcontact
madebythemountinglugsontheunit.
bUseastandardmultimetertocheckthattheresistancebetweentheunitandthe
ship'sgroundisapproximately0(zero)Ω.
7Makesurethatcableinstallationhasbeencompleted.
aMakesurethatallcablesleadingtoandfromtheunithavebeenproperly
mountedandsecured.
bMakesurethatenoughslackhasbeenprovidedoneachcabletoallowfor
maintenanceandreplacement.
8Makesurethattheunithasbeenidentiedwiththerelevantproductlabel(s),and
thatonelabelincludesthepartandserialnumbers.
Result
Requirements
Results
TheTransceiverUnitiscorrectlyinstalledwitheasyaccessformaintenance
andreplacementofparts.
TheTransceiverUnitisfreefromscratches,dentsorotherphysicaldamage.
FreeaccesstoalltheconnectorsontheTransceiverUnitareprovided.
AllcablesconnectedtotheTransceiverUnitareproperlymountedwith
enoughslack.
TheTransceiverUnitcanbefullyopened,andyouhavefullaccesstothe
circuitboardsandmodulesinsidetheunit.
TheweldsandbracketsthatsupporttheTransceiverUnitarestrongenough
toholdtheunitsecurelyinplaceunderalloperatingconditions.Thewelds
andbracketshavebeenpaintedwiththecorrectpreservationmediumto
preventcorrosion.
TheTransceiverUnitisproperlygrounded.
Dateandsignature:
Visualinspection