Simrad ST90 - Hull Unit Familiarization

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Hullunitfamiliarization
Theupperpartsofthehullunitincludethemechanicalgantry,thehoistmotorandthe
MotorControlUnit.
Thetransducershaftissupportedbythegantry,
andpenetratesthemountingange.Thecomplete
arrangementismountedontopoftheinstallationtrunk.
TheST90transducerisboltedtothebottomofthe
transducershaft.Thetransducercablesareplaced
insidetheshaft.
AHandcrankformanualhoistingandlowering
BTransducercablewithplug
CHoistingmotor
DMotorControlUnit
ETransducershaft
FTransducershaftsleeve
GMountingange
HInstallationtrunk
ITransducer
Relatedtopics
Installingthehullunit,page124
Hullunitinstallationoverview,page125
Settingtoworksummary,page242
Startingupthehullunit,page257
Hullunitdescription,page257
Hullunitfamiliarization,page260
MotorControlUnitfamiliarization,page261
InitialsafetycheckoftheMotorControlUnit,page262
Checkingthehostingmotor’s3-phaseACconnections,
page263
Connectingthe3-phaseACpowertotheMotorControl
Unit,page265
Ventingthetransducershaftsleeve,page266
Checkingthe3-phaseconnectionforcorrectrotation,
page268
CheckingtheoperationoftheHoistingandLowering
contactors,page270
Checkingthetransducerloweringandhoistingfunctionality,page273
SimradST90InstallationManual