Simrad TRANSDUCER - INSTALLATION GENERIC REV H Installation Manual Page 34

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SimradMS70
Figure9Transducerinstallationprinciple
(CD016003A)
A
B
C
D
E
AMountingring(weldedtotheretractable
keel’ ssidewall)
BClampingring
CSidewallofretractablekeel
DBolts(12x12M)
ETransducerface
Thetransducerisprovidedwiththreesacricial
zincanodesmountedtoitstopsurface(lid).
Theseanodesmustbereplacedwhen1/3oftheir
bodieshavebeenspent.Ifitisdifculttoaccess
thezincanodesafterthetransducerhasbeen
installed,additionalanodesmustbemounted
insidetheblister.Theseadditionalanodesmust
beinelectricalcontactwiththetransducer,but
n
o t withtheblisterand/orhull.
Preparations
1Usingavailableliterature,experience
andtheshipdrawings,decidethephysical
locationofthetransducer.
2Preparetheretractablekeeltoacceptthe
transducerarray.
Asuitableholeforthearraymustbe
provided,andyoumustensurethat
enoughspaceisavailabletoacceptthetransducerandallthecables.
Also,suitablecableductsmustbeprepared.
Refertothemountingandclampingringdrawings.
32
331549/B
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