Kongsberg Simrad SY50 Use and care manual

110-0003888/A
June2022©KongsbergMaritimeAS
SimradSY50
Fish-ndingsonar
Transducerreplacement
Thepurposeofthispublicationistoprovidethenecessaryinformationand
proceduresfortransducerreplacement.
Additionalend-userdocumentsrelatedtotheSY50transducercanbe
foundonourwebsite.Thisincludespublicationsthataretranslated
tootherlanguages.SelectedpublicationsarealsoprovidedonIETM
(InteractiveElectronicTechnicalManual)formats.
•https://www.kongsberg.com/sy50

KongsbergMaritimeAS
www.kongsberg.com
Documentinformation
•Product:SimradSY50
•Document:MaintenanceManual
•Documentpartnumber:110-0003888
•DocumentISBNnumber:978-82-8066-227-9
•Revision:A
•Dateofissue:10June2022
Copyright
TheinformationcontainedinthisdocumentremainsthesolepropertyofKongsberg
MaritimeAS.Nopartofthisdocumentmaybecopiedorreproducedinanyformorbyany
means,andtheinformationcontainedwithinitisnottobecommunicatedtoathirdparty,
withoutthepriorwrittenconsentofKongsbergMaritimeAS.
Warning
Theequipmenttowhichthismanualappliesmustonlybeusedforthepurposeforwhich
itwasdesigned.Improperuseormaintenancemaycausedamagetotheequipmentand/or
injurytopersonnel.Youmustbefamiliarwiththecontentsoftheappropriatemanuals
beforeattemptingtooperateorworkontheequipment.
KongsbergMaritimedisclaimsanyresponsibilityfordamageorinjurycausedbyimproper
installation,useormaintenanceoftheequipment.
Disclaimer
KongsbergMaritimeASendeavourstoensurethatallinformationinthisdocumentis
correctandfairlystated,butdoesnotacceptliabilityforanyerrorsoromissions.
Supportinformation
Ifyourequiremaintenanceorrepair,contactyourlocaldealer.Youcanalsocontactus
usingthefollowingaddress:[email protected].Ifyouneedinformationabout
ourotherproducts,visithttps://www.kongsberg.com/simrad.Onthiswebsiteyouwillalso
ndalistofourdealersanddistributors.

110-0003888/A3
Tableofcontents
ABOUTTHISPUBLICATION.........................................................5
SIMRADSY50..............................................................................7
Transducer...............................................................................................................................7
Supportinformation................................................................................................................8
REPLACINGTHETRANSDUCER..................................................11
Generalsafetyrules...............................................................................................................12
Personnelqualications........................................................................................................13
Rulesfortransducerhandling...............................................................................................13
Removingthetransducer......................................................................................................15
Mountingthetransducer.......................................................................................................18
C25Transducercable............................................................................................................21
Transducerreplacement

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Aboutthispublication
Thepurposeofthispublicationistoprovidethenecessaryinformationandproceduresfor
transducerreplacement.
Targetaudience
Thispublicationisintendedforqualiedserviceengineersandtechnicians.Youmust
understandthegeneralprinciplesofmaritimeelectronicequipment.Youmustalsobe
familiarwithcomputerhardware,signalprocessing,interfacetechnologyandtraditional
troubleshootingonelectronicandmechanicalproducts.Wealsoexpectthatyouhavesome
experiencewithechosounderand/orsonaroperation.
Note
Personnelwhoworkwithservice,replacementofpartsand/orcorrectivemaintenancemust
beauthorizedbytheKongsbergMaritimesupportorganization.
Onlineinformation
Allend-usermanualsprovidedforoperationandinstallationofyourSY50systemcan
bedownloadedfromourwebsite.Thisincludespublicationsthataretranslatedtoother
languages.SelectedpublicationsarealsoprovidedonIETM(InteractiveElectronic
TechnicalManual)formats.Ourwebsitealsoprovidesinformationaboutotherproducts
fromKongsbergMaritime.
•https://www.kongsberg.com/sy50
Registeredtrademarks
Observetheregisteredtrademarksthatapply.Windows®isaregisteredtrademarkof
MicrosoftCorporationintheUnitedStatesandothercountries.Simrad®,SIMRAD®and
theSimrad®logoareeitherregisteredtrademarks,ortrademarksofKongsbergMaritime
ASinNorwayandothercountries.
Aboutthispublication

6110-0003888/A
Wewantyourfeedback
Wealwayswanttoimproveourproducts.Wealsowantourend-userdocumentationto
becomprehensiveandrelevant.Youcanhelp.Pleaseprovidecomments,suggestionsor
constructivecriticismtoanyofoursupportofces.
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SimradSY50
Topics
Transducer,page7
Supportinformation,page8
Transducer
Thecylindricaltransducerallowsthesonarbeamtoprovideafull360degreescoverageof
thewatervolume.Thehorizontalbeamcanbetiltedfrom–10to+60degrees.
Thetransducerconvertstheelectricenergygeneratedbythetransmittercircuitrytophysical
vibrations.Thesevibrationsalterthewaterpressure,andcreateanacousticpulsethatis
sentintothewater.Theacousticsignalistransmittedasabeam.Thedurationofthe
acousticpulse,aswellasitsfrequencyandshape,arecontrolledbythesystemsoftware.
Thedirectionandopeningangleofthebeamiscontrolledbythetransmittercircuitryand
thephysicalpropertiesofthetransducer.Afterthetransmission,thetransducerworksas
a"microphone".Itconvertsthewaterpressurecreatedbytheacousticechoestoelectric
energy.Theseweakechosignalsaresenttotheampliersinthereceivercircuitry.
Note
Thetransduceriscoveredwithathickredorblackprotectivecoatingmadeofaspecial
plastictype.Theprotectivecoatingisavitalpartofthetransducer.Itisveryimportant
thatneitherthiscoatingnortheinternalpartsofthetransduceraredamagedduringthe
handling,installationorcleaning.Anyholesand/orscratchesinthetransducersurfacewill
allowwatertopenetratethetransducer.Ifaleakoccurs,thetransducermustbereplaced.
Thetransducerismountedatthebottomendofthehullunit’stransducershaft.Thisallows
thetransducertobeloweredintothewaterforoperationaluse,andretractedforprotection
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whentheSY50systemisturnedoff.Byloweringthetransducerintothewater,youmay
alsobeabletoreducethenoisecreatedbythelaminarowofwateralongthehull.
Rulesfortransducerhandling
Atransducermustalwaysbehandledasadelicateinstrument.Incorrectactionsmaydamage
thetransducerbeyondrepair.Aphysicalblowtothetransducerfacemayeasilydamageone
ormoreelements.Observethesetransducerhandlingrules:
•Donotactivatethetransducerwhenitisoutofthewater.
•Donothandlethetransducerroughly.Avoidimpacts.
•Donotexposethetransducertodirectsunlightorexcessiveheat.
•Donotusehigh-pressurewater,sandblasting,metaltoolsorstrongsolventstoclean
thetransducer.
•Donotdamagetheouterprotectiveskinofthetransducer.
•Donotsteponthetransducercable.
•Donotdamagethetransducercable.Avoidexposuretosharpobjects.
Supportinformation
IfyouneedtechnicalsupportforyourSY50systemyoumustcontactyourlocaldealer,or
oneofoursupportofces.Alistofallourofcesanddealersisavailableonourwebsite.
YoucanalsocontactourmainsupportofceinNorway.
Norway(mainofce)
•Companyname:KongsbergMaritimeAS/Simrad
•Address:Strandpromenaden50,N3190Horten,Norway
•Telephone:[phone]
•Telefax:[phone]
•Website:www.kongsberg.com/simrad
•Emailaddress:[email protected]
Spain
•Companyname:KongsbergMaritimeSpainS.L.U
•Address:PartidaAtalayes20,03570Villajoyosa,Spain
•Telephone:[phone]
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•Telefax:[phone]
•Website:www.kongsberg.com/simrad
•Emailaddress:[email protected]
France
•Companyname:SimradFrance
•Address:5ruedeMenMeur,29730Guilvinec,France
•Telephone:[phone]
•Telefax:[phone]
•Website:www.kongsberg.com/simrad
•Emailaddress:[email protected]
USA
•Companyname:KongsbergUnderwaterTechnologyLLC(KUTL)/SimradFisheries
•Address:1921033rdAveW,SuiteA,Lynnwood,W A98036,USA
•Telephone:[phone]
•Telefax:[phone]
•Website:www.kongsberg.com/simrad
•Emailaddress:[email protected]
Canada
•Companyname:KongsbergMesotechLtd.
•Address:1598KebetWay,PortCoquitlam,BC,V3C5M5,Canada
•Telephone:[phone]
•Telefax:[phone]
•Website:www.kongsberg.com/simrad
•Emailaddress:[email protected]
Malaysia
•Companyname:KongsbergMaritimeMalaysiaSdn.Bhd
•Address:Unit27-5SignatureOfces,TheBoulevard,MidValleyCity,
LingkaranSyedPutra,59200KualaLumpur,Malaysia
•Telephone:[phone]
•Telefax:[phone]
SimradSY50

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•Website:www.kongsberg.com/simrad
•Emailaddress:[email protected]
Korea
•Companyname:KongsbergMaritimeKoreaLtd
•Address:#1101HarborTower,113-1,Nampodong6-Ga,Jung-Gu,Busan600-046,Korea
•Telephone:[phone]
•Telefax:[phone]
•Website:www.kongsberg.com/simrad
•Emailaddress:[email protected]
China
•Companyname:KongsbergMaritimeChinaLtd
•Address:555ChuanqiaoRoad,China(Shanghai)PilotFreeTradeZone,201206,China
•Telephone:[phone]
•Telefax:[phone]
•Website:www.kongsberg.com/simrad
•Emailaddress:[email protected]
SimradSY50Transducerreplacement

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Replacingthetransducer
Topics
Generalsafetyrules,page12
Personnelqualications,page13
Rulesfortransducerhandling,page13
Removingthetransducer,page15
Mountingthetransducer,page18
C25Transducercable,page21
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Generalsafetyrules
Safetyisimportant.Thesafetyprecautionsmustbefollowedatalltimesduringinstallation
andmaintenancework.
WARNING
TheSY50systemoperateson24VDCand/or230VAC(50/60Hz).Thesevoltagesare
potentiallylethal!Youmustneverworkaloneonhigh-voltageequipment!
Thisequipmentmustbeinstalled,adjusted,andservicedonlybyqualiedelectrical
maintenancepersonnelfamiliarwiththeconstructionandoperationoftheequipment
andthehazardsinvolved.Failuretoobservethisprecautioncouldresultinbodily
injury.
Personnelrequirements
Allpersonnelmustbetrainedinrelevantinstallationandmaintenancework.
Personalprotection
Installationpersonnelmustwearsuitableworkclothes.Theworkclothesmustnot
containsufcientstatictoignite.Alwayswearahardhatandsuitableprotective
footwearwhilehandlingheavyobjects.
Powerandground
Youmustalwaysturnoffallpowerbeforeinstallationormaintenanceworkonthe
SY50system.Usethemaincircuitbreaker,andlabelthebreakerwithawarningsign
thatinformsothersthatmaintenanceorinstallationworkisinprogressonthesystem.
Forsafetyreasons,twopersonsmustalwaysbepresentduringtroubleshootingwith
powerturnedON.
AllSY50systemunitsmustbeproperlygrounded.
Firstaid
Readandunderstandtheapplicablerstaidinstructionsrelatedtoelectricshock.
Wheneverinstallationormaintenanceworkisinprogress,itisessentialthatarst
aidkitisavailable.Allpersonnelmustbefamiliarwiththerstaidinstructionsfor
electricalshockandotherpersonalinjuries.
Weight
Thevariouspartsofthesystemmaybeheavy.Makesurethattheappropriatetools
andcertiedliftingequipmentareavailable.Alwayswearahardhatandsuitable
protectivefootwearwhilehandlingheavyobjects.
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Cables
Eachelectriccablemustbehandledcarefully.Thisisimportanttoavoiddamageto
thecable.Thisisalsoimportanttoavoidelectricshockintheeventthatthecableis
unintentionallyconnectedtoapowersource.
Cabinets
Donotopenracksorcabinetdoorswhilesailinginroughseas.Doorsand/orcabinet
partsmaysuddenlyswingopenandcausedamageorinjury.
Personnelqualications
Correctivemaintenanceandhardwaremodicationscanonlydonebypersonnelthatare
certiedandauthorized.
Asaminimum,thefollowingcertiedpersonnelmustbeavailable:
•Serviceengineers
Ifnecessary,assistancemustbeprovidedby:
•Dockyardworkers
•Shipelectricians
Thispublicationisintendedforqualiedserviceengineersandtechnicians.Youmust
understandthegeneralprinciplesofmaritimeelectronicequipment.Youmustalsobe
familiarwithcomputerhardware,signalprocessing,interfacetechnologyandtraditional
troubleshootingonelectronicandmechanicalproducts.Wealsoexpectthatyouhavesome
experiencewithechosounderand/orsonaroperation.
Note
Personnelwhoworkwithservice,replacementofpartsand/orcorrectivemaintenancemust
beauthorizedbytheKongsbergMaritimesupportorganization.
Rulesfortransducerhandling
Tosecurelonglifeandaccurateresults,thetransducermustbehandledcorrectly.
Atransducermustalwaysbehandledasadelicateinstrument.Incorrectactionsmaydamage
thetransducerbeyondrepair.Aphysicalblowtothetransducerfacemayeasilydamageone
ormoreelements.Observethesetransducerhandlingrules:
•Donotactivatethetransducerwhenitisoutofthewater.
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•Donothandlethetransducerroughly.Avoidimpacts.
•Donotexposethetransducertodirectsunlightorexcessiveheat.
•Donotusehigh-pressurewater,sandblasting,metaltoolsorstrongsolventstoclean
thetransducer.
•Donotdamagetheouterprotectiveskinofthetransducer.
•Donotsteponthetransducercable.
•Donotdamagethetransducercable.Avoidexposuretosharpobjects.
Cleaningthetransducerface
Wheneveropportunityarise,typicallywhenthevesselisdry-docked,thetransducerface
mustbecleanedforshellsandothermarinegrowth.
•Becarefulsothatyoudonotaccidentallymakecutsorinictotherphysicaldamageto
thetransducerface.
•Removebiologicalfoulingcarefullyusingaplasticbrush,asuitablesyntheticdetergent
andfreshwater.Biologicalmaterialwhichisstronglyrootedinthesubstratecanbe
removedcarefullywithapieceofwoodorplastic.
•Donotusehigh-pressurewater,sandblasting,metaltoolsorstrongsolventstoclean
thetransducer.
Paintingthetransducerface
Thetransducerhasnotbeendesignedwithanyprotectionagainstbiologicalfouling.
Anti-foulingpaintmaythereforebeappliedtothetransducerface.Tominimizethenegative
acousticaleffectsthelayerofanti-foulingpaintmustbeasthinaspossible.
Note
Theanti-foulingpaintwillreducetheacousticalperformanceofthetransducer.The
surfaceroughnessofthetransducersubstrateandthethicknessofthepaintmayalso
inuencetheperformance.KongsbergMaritimecannotbeheldresponsibleforanynegative
consequencesoftheanti-foulingpaint.
Becausesomepainttypesmaybeaggressivetothepolyurethaneinthetransducer,consult
ourlistofapprovedpaints.Thelistcanalsobefoundonourwebsite.
Observetherelevantinstructionsandsafetyinformationprovidedbythepaintmanufacturer.
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Removingthetransducer
Thetransducerismountedunderthetransducerangeatthebottomofthetransducershaft.
Thetransducercableisplacedinsidethetransducershaft.
Prerequisites
Thefollowingspecictoolsandconsumablesarerequiredforthistask:
•Allenkey
•Rope
Thefollowingitemmaybeuseful:
•Transportationcart
Context
Acableglandassemblyisplacedonthetopofthetransducershaft.Thetransducercable
penetratesthecablegland.ThecableisterminatedinthePowerSupplyUnit.
Note
Atransducermustalwaysbehandledasadelicateinstrument.Aphysicalblowtothe
transducerfacemayeasilydamageoneormoreelements.
Donotdamagethesurfaceofthetransducershaft.Anydentsorscratchesinthissurface
mayresultinawaterleakthroughthegasketsinthemountingange.
Procedure
1Makesurethatthesupplypowerisdisconnected,andthatallrelevantcircuitbreakers
aredisengagedintheship’sfusebox.
2Makesurethatyouhavesufcientheightbetweenthehullandthedrydockoor.
3Loweringthetransducer
aRemovetheprotectivecaponthetopcover.
bUsethespannertorotatethehoistingspindle.
cLowerthetransducertoitsbottomposition.
Note
LocatetheLowerLimitSwitch.Itisplacedinsidethebottomofthegantry.Stopthe
rotationwhentheswitchisactivated.
dReplacetheprotectivecapcover.
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4OpenthePowerSupplyUnit.
5Disconnectthetransducercable.
6Tieasuitableropetotheendofthetransducercable.
Youneedthisropetopullthenewcableupthroughthetransducershaft.
7Disassemblethecablegland.
Illustration:
AO-ring
BPackingnipple
CWashers
DRubbergasket
EBushing
FSetscrews
GTransducershaft
8Pullthetransducercablethroughthebushing,thewashers,therubbergasketandthe
packingnipple.
9Placeatransportationcartunderthetransducertosupportitsweight.
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Illustration:
AMountingbolts
BTransducercable
CO-ring
DGuideholes
10Loosenandremovetheboltsthatsecurethetransducertothetransducerange.
11Placethetransduceronthetransportationcart.
12Pullthetransducercable-withtherope-downthroughthetransducershaft.
13DiscardtheusedO-ring.
AnewO-ringisprovidedwiththenewtransducer.
Furtherrequirements
ReturnthefaultyitemtoKongsbergMaritimeonlyifthisisinagreementwithoursupport
department,ourdistributororyourlocaldealer.Ifnoreturnagreementexist,thefaulty
itemmustbedisposedof.
Allelectricalandelectronicpartsandcomponentsmustbedisposedofseparatelyfromthe
municipalwastestreamviadesignatedcollectionfacilitiesappointedbythegovernment
orlocalauthorities.Thecorrectdisposalandseparatecollectionofthefaultyitemwill
helppreventpotentialnegativeconsequencesfortheenvironmentandhumanhealth.This
isapreconditionforreuseandrecyclingofusedelectricalandelectronicequipment.For
moredetailedinformationaboutdisposalofyouroldappliance,pleasecontactyourlocal
authoritiesorwastedisposalservice.
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Alldisposalofmechanical,electromechanical,electronicandchemicalwaste-including
alltypesofbatteries-musttakeplaceaccordingtonationalandinternationalrulesand
regulations.ObservetherelevantWasteElectricalandElectronicEquipment(WEEE)
regulations.
Mountingthetransducer
Thetransducerismountedunderthetransducerangeatthebottomofthetransducershaft.
Prerequisites
Theshipyardmustprovideallnecessarytoolsandmanpower.
Thefollowingspecictoolsandconsumablesarerequired:
•Loctite263,270or271(medium-highstrength
threadlocker)
•Allenkey
•Siliconegrease
Werecommendthefollowinglubricant:ParkerSuper
O-Lube
•Manufacturer:Parker
•Manufacturer’swebsite:http://www.parker.com
•KongsbergMaritimepartnumber:654-077261
Illustration:
AMountingbolts(8mm)
BTransducercable
CO-ring(90mm)
DGuideholes(Bymeansoftheguidepinsthetransducer
willonlytinonedirection.)
Context
Atransducermustalwaysbehandledasadelicateinstrument.Aphysicalblowtothe
transducerfacemayeasilydamageoneormoreelements.
Donotdamagethesurfaceofthetransducershaft.Anydentsorscratchesinthissurface
mayresultinawaterleakthroughthegasketsinthemountingange.
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Note
Thetransducerbodyisttedwithself-lockingthreads.Theinternalthreadprovidesa
self-lockingconnection,whichcanbeusedrepeatedly.Forthisreasonitisnotnecessaryto
useanytypeofwasherstosecuretheassembly.
Procedure
1InstalltheO-ring.
UsetheO-ringwiththefollowingdiameter:90mm.
aCleantheO-ringgrooveandinspecttheO-ring.
bApplyathinlmofsilicongreaseontheO-ring.
cPlacetheO-ringinitsgrooveatthetopofthetransducer.Seetheillustration.
2Pullthetransducercableupthroughthetransducershaft.
3ApplyLoctitetoeachmountingbolt.
4Mountthetransducerusingtheboltsprovided.
Observetheguidepins!Bymeansoftheguidepinsthetransducerwillonlytin
onedirection.
Tightentheboltrmly.
Usethefollowingtorque:10Nm
Thetransducerbodyisttedwithself-lockingthreads.Theinternalthreadprovides
aself-lockingconnection,whichcanbeusedrepeatedly.Forthisreasonitisnot
necessarytouseanytypeofwasherstosecuretheassembly.
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5Pullthetransducercablethroughthe
bushing,thewashers,therubbergasketand
thepackingnipple.
Seetheillustration:
AO-ring(44.2mm)
(Partnumber:540–096105)
BPackingnipple
CWashers(2)
DRubbergasket
EBushing
FSetscrews(3)
GTransducershaft
6Assemblethecablegland.
SimradSY50Transducerreplacement