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442703/B
yourequipment.Dependingonthechoseninstallationmethod,additionaltoolsmaybe
required.Observetherelevantrulesandregulationsrelatedtowelding.Thequality
oftheweldingiscriticaltothesafetyofthevessel.Weldingmustonlybedoneby
acertiedwelder.
Note
Ifrequired,alldocumentsprovidedbytheshipyardforthephysicalinstallationofthe
ST90mustbeapprovedbythevessel’ snationalregistryandcorrespondingmaritime
authorityand/orclassicationsociety.Suchapprovalmustbeobtainedbeforethe
installationcanbegin.Theshipownerandshipyarddoingtheinstallationareresponsible
forobtainingandpayingforsuchapproval.
Context
Freebulkheadspaceisrequired.
Observethelimitationsduetothecablelengths.
ThedistancebetweentheTransceiverUnitandthe
transducerorhullunitisrestrictedbythelengthofthe
transducercable.Remembertotakeintoconsideration
theslacknecessarytolowerandhoistthetransducer.
Thedistancetothenearestpoweroutletisrestricted
bythelengthofthepowercable.Ifrequired,youmay
needtomovethepoweroutlet,orreplacethepower
cablewithalongertype.
Note
TheTransceiverUnitisheavy.Makesurethatthenecessarymanpowerandlifting
equipmentareavailablebeforeyoustarttheinstallationwork.
TheTransceiverUnitmustbemountedasacompleteunit.Thecabinetdoormustnotbe
openeduntiltheunitissecurelyfastenedtothebulkhead.
Procedure
1Preparethelocationandthenecessarytools.
2Observetheinstallationrequirements.
•TheTransceiverUnitmustbemountedonthebulkhead.
•Thepositionmustbechosentottheavailablecablelengthsbetweenthe
TransceiverUnitandtheotherunitsitconnectsto.
•Provideamplespacearoundtheunittoallowforinspection,maintenanceand
partsreplacement.
•Makesurethatthespaceallowstheunitdoortobefullydismountedfor
unobstructedaccesstoitsinternalparts.
SimradST90InstallationManual
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