Raymarine A80702 User manual

A80702
Raymarine
Brand
Raymarine
Model
A80702
Type
User manual

Raymarine A80702, the High-speed Nose Cone for RealVision transducers, boosts the performance of your sonar. Designed for thru-hull installations, it attaches to the transducer stem and includes isolator components for effective vibration isolation on metal hulls. Experience improved sonar clarity, reduced noise, and enhanced target separation with this essential accessory for your RealVision transducer.

Raymarine A80702, the High-speed Nose Cone for RealVision transducers, boosts the performance of your sonar. Designed for thru-hull installations, it attaches to the transducer stem and includes isolator components for effective vibration isolation on metal hulls. Experience improved sonar clarity, reduced noise, and enhanced target separation with this essential accessory for your RealVision transducer.

© 2021 Raymarine UK Limited
87419 (Rev 2)Document number:
10-2021Date:
English (en-US)
Installation instructions
HIGH SPEED Nose Cone
REALVISION™ 3D
Productoverview
TheR
ealVision™thru-hulltransducerHighspeednosecone(Partnumber:A80702)hasbeen
designedtoimprovetheperformanceoftheRealVision™3Drangeofsonartransducers.
TheHighspeednoseconeshouldbeusedaspartoftheinitialtransducerinstallation.
Important:
•Thedocumentationsuppliedwithyourtransducershouldbereadinconjunctionwiththis
document,priortoattemptinginstallation.
•The“T
ransducermounting”proceduredetailedinthisdocumentsupersedestheinstallation
proceduredetailedinthedocumentationsuppliedwithyourtransducer.
•RetrofittingtheHighspeednoseconeonexistingRV-2xxandRV-3xxseriestransducer
installationsrequirestheholefortheanti-rotationbolttobeenlarged,to16mm(5/8inch).
•ThepartssuppliedintheHighspeednoseconeareincludedasstandardonlywithRV-4xx
seriestransducersshippedin2021onwards.ForallotherRVthru-hulltransducers,thenose
conemustbepurchasedseparately,asaccessoryA80702.
P artssupplied
ThefollowingpartsareincludedintheHighspeednoseconekit:
1.Highspeednosecone
2.Externalisolatorplate
3.Externalisolatorsleeve
4.Smallinternalisolatorsleeve
.
3
CompatibleT
ransducers
TheHighspeednoseconecanbeusedwiththefollowingtransducers:
1.R V-2xx:
•RV-200RealVision™3Dbronze0°thru-hullall-in-onetransducer(Partnumber:A80465)
•RV-212PandRV-212SRealVision™3Dbronze12°thru-hullsplit-pairtransducers(System
packpartnumber:T70318)
–RV-212Pporttransducer(Partnumber:A80466)
–RV-212Sstarboardtransducer(Partnumber:A80467)
•RV-220PandRV-220SRealVision™3Dbronze20°thru-hullsplit-pairtransducers(System
packpartnumber:T70319)
–RV-220Pporttransducer(Partnumber:A80468)
–RV-220Sstarboardtransducer(Partnumber:A80469)
2.RV-3xx:
•RV-300RealVision™3Dplastic0°thru-hullall-in-onetransducer(Partnumber:A80470)
•RV-312PandRV-312SRealVision™3Dplastic12°thru-hullsplit-pairtransducers(Systempack
partnumber:T70320)
–RV-312Pporttransducer(Partnumber:A80471)
–RV-312Sstarboardtransducer(Partnumber:A80472)
•RV-320PandRV-320SRealVision™3Dplastic20°thru-hullsplit-pairtransducers(System
packpartnumber:T70321)
–RV-320Pporttransducer(Partnumber:A80473)
–RV-320Sstarboardtransducer(Partnumber:A80474)
3.RV-4xx:
•RV-400RealVision™3Dstainlesssteel0°thru-hullall-in-onetransducer(Partnumber:A80615)
•RV-412PandRV-412SRealVision™3Dstainlesssteel12°thru-hullsplit-pairtransducers
(Systempackpartnumber:T70450)
–RV-412Pporttransducer(Partnumber:A80616)
–RV-412Sstarboardtransducer(Partnumber:A80617)
•RV-420PandRV-420SRealVision™3Dstainlesssteel20°thru-hullsplit-pairtransducer
(Systempackpartnumber:T70451)
–RV-420Pporttransducer(Partnumber:A80618)
–RV-420Sstarboardtransducer(Partnumber:A80619)
4
T
ransducermounting
Themountingprocedurebelowshouldbereadthoroughlybeforeattemptingtomountthe
transducer.
Important:
•TheR
V-4xxseriestransducersarerecommendedforvesselswithmetalhulls.Wheninstalling,
ensurethatthetransducerisisolatedfromthemetalhullusingALLofthesuppliedisolatorparts.
•DoNOTinstallstainlesssteeltransducersonvesselswithapositivegroundsystem.
Important:
•Onlyperformtheinstallationwithyourvesseloutofthewater .
•DoNOTliftorsuspendthetransducerusingitscable.
•Ensurethatthetransducerbodyissupportedduringinstallation.
•DoNOTremovethelabelattachedtothetransducercable;asithelpstoensurecorrect
connection.
•DoNOTovertightenthehullnutoranti-rotationbolt.Overtighteningcancausedamagetothe
hullwhichmayresultinwaterleakingintothevessel.
Drillingholesinthehull
T oinstallaThru-hulltransduceryoumustdrillholesinthehullofyourvesselforthetransducer
stemandanti-rotationbolt.
1.Ensurethatyouareusingthecorrecttransducer(i.e.:port/starboard,0°,12°or20°tiltedelement)
foryourchosenmountinglocation.
2.Usingself-adhesivetape,attachthesuppliedmountingtemplatetoyourchosenmounting
location.Ensurethatthe‘Bow’arrowonthetemplateispointedtowardsthevessel’sbowand
thatthetemplateisflatandnotcreased.
3.Marktheholecentersforthetransducerstemandanti-rotationboltholesonthehullbypiercing
throughthetemplateandusingapencilormarker.
4.Removethetemplatefromthehull.
5.Drillapilotholeforthetransducerstemhole.
6.Drilla70mm(23/4inch)holeforthetransducerstem,usingaholecutter.(1)
Important:
(1)Ifthespecifiedsizeholecutterisnotavailable ,useaslightlysmallersizeholecutterandthen
carefullyfiletheholetothecorrectsize.Alternativelyyoucoulduseajigsawtocuttheholeand
thencarefullyfiletheedgetocreateacircletherequiredsize.
7 .Usingahalfroundfileand/orsandpaper,ensuretherearenoroughedgesorburrsaround
thetransducerstemhole.
8.Guidethetransducercableandthenthetransducerstemupthroughthetransducerstemhole
andsupportfrombeneath.
9.Ensurethattheanti-rotationboltholeislinedupwiththemarkyoumadeonthehullandthatthe
transducerisparalleltothecenterlineofthevessel.
5
10
.Holdingthetransducerinplace,carefullydrillthepilotholefortheanti-rotationbolt(usingthe
anti-rotationholeinthetransducerasaguide).
Drillinganti-rotationbolthole
11.R emovethetransducerfromthehull.
12.Drilla16mm(5/8inch)holefortheanti-rotationbolt.
13.Checkthattheanti–rotationboltfitsthroughthehole.
Fittingtheanti-rotationbolt
Theanti-rotationboltandboltcapshouldbefittedasdetailedbelow.
1.Wipetheanti-rotationboltwithanappropriateclothandcleaningagent(fore xample:isopropyl
alcohol),andensurethesurfacesaredry,cleanandfreefromdebris.
2.Applyathickbeadofmarine-gradesealantaroundthestemoftheanti-rotationbolt,nearthe
headofthebolt.
3.Guidetheanti-rotationboltthroughtheholeinthetransducerensuringthattheboltheadis
properlyseated.
Theanti-rotationboltholeincludesacaptivenutcutouttopreventtheboltfromturningduring
tightening.
6
4.Applyasmallamountofmarinegradesealanttotheinsideoftheanti-rotationboltcap
.
5.Fittheanti-rotationboltcapbypressingitfirmlyintotheholeinthetransducer.
Theembossed“BOW”arrowmustbepointingtowardsthetemperaturesensorinthebaseof
thetransducer.
Fittingthetransducer
Followthestepsbelowtofitthetransducertoyourhull.
Note:
Ensurethatagenerousamountofmarine-gradesealantisusedonallmatingpartsandthatthe
partsarecleananddrybeforeinstallation,toensurealonglastingwatertightsealisachieved.
Mountingandsealantapplication
1.Carefullyremovealllabelsfromthetopfaceofthetransducer .
2.Removethelabelsfromthetopfaceofthetransducer,includinganyresiduallabelglue.
3.Usinganappropriateclothandcleaningagent(forexample:isopropylalcohol),wipecleanALL
surfacesofthesuppliedcomponentsandthemountinglocation,bothoutsideandinsidethehull
ensuringthattheyarefreefromgreaseanddebris.
4.Applyathickbeadofmarine-gradesealantalloverthetopfaceofthetransducersothatitis
completelycovered.
5.FeedthetransducercablethroughthestemholeintheHighspeednosecone,positioningthe
Highspeednoseconeoverthetransducer,andthenslidethetransducerintothenose.
6.ApplypressuretotheHighspeednosecone,tocompressthesealantagainstthetransducer.
7.Feedthetransducercablethroughthestemholeintheexternalisolatorplate,andthenposition
theexternalisolatorplateintherecessinthetopoftheHighspeednosecone.
8.Feedtheexternalisolatorsleeveovertheanti-rotationbolt,positioningtheexternalisolator
sleeveintheanti-rotationholerecessinthetopoftheHighspeednosecone.
9.Applyathickbeadofmarine-gradesealant:
i.alloverthetopfaceoftheHighspeednosecone,externalisolatorplate,andexternalisolator
sleeve,ensuringthattheyarecompletelycovered.
7
ii.allaroundthebottompartofthethreadedsectionofthetransducerstemandtheprotruding
anti-rotationbolt,ensuringthatthesealantwillprotrudeapproximately6mm(0.24in)above
thefinaltightenednuts.
iii.allaroundandinsidethetransducerstemandanti-rotationholesontheexteriorofthehull.
10.Guidethetransducercablethroughthestemholeinthehull.
11.Guidethetransducerstemandanti-rotationboltupthroughtheholesinthevessel’shulland
supportfrombeneath.
12.Frominsidethevessel,applyacontinuous,thickbeadofmarine-gradesealantallaroundthe
baseoftheprotrudingtransducerstemandanti-rotationboltthreads.
13.Guidetherubberwasherdownthetransducercable,andoverthethreadedsectionofthe
transducerstem,ensuringthattherubberwashersitsflushonthehull.
14.Ifnecessary,applyadditionalmarine-gradesealanttothetransducerstem,abovetherubber
washer.
15.Withthetopfacepointingupwards,guidethelargeisolatorbushdownthetransducercableand
overthetransducerstem,ensuringitsitsflushontherubberwasher.
Large Large
Largeisolator isolator
isolatorbush bush
bushtop top
topface face
face
16.Ifnecessary ,applyadditionalmarine-gradesealanttothetransducerstem,abovethelarge
isolatorbush.
17.Ensuringthecableprotectorisfittedtothehullnut,guidethenutdownthetransducercable,
restingthenutontopofthetransducerstem.
Cable Cable
Cableprotector protector
protectorfitting fitting
fittingand and
andremoval removal
removal
•A A
A—Fitting
•B B
B—Removal
18.Removethecableprotectorbypullingthe2tabsawayfromthebackofthehullnut.
19.Applyathickbeadofmarinegradesealanttothebottomfaceofthehullnut.
20.Screwthehullnutontothetransducerstemandfullytighten,usingasuitably-sizedwrench
(spanner).
Ensurethatthehullnutisadequatelytightened.Y oushouldseethesealantprotrudingfrom
theedgesofallappliedsurfaces.
8
21.Placethesmallinternalisolatorsleeveovertheanti-rotationbolt,ensuringitsitsflushonthe
interiorofthehull.
22.Ifnecessary
,applyadditionalmarine-gradesealanttotheanti-rotationbolt,abovethesmall
internalisolatorsleeve.
23.Placethesmallwasherovertheanti-rotationbolt.
24.Ifnecessary,applyadditionalmarine-gradesealanttotheanti-rotationboltabovethesmall
washer.
25.Screwtheanti-rotationnutontotheboltandfullytighten,usingasuitably-sizedwrench(spanner).
26.Applyathickbeadofmarine-gradesealantinthegapbetweenthetransducerandHighspeed
noseconeonthebottomandbothsides,asshownbelow.
27 .Removeanyexcesssealantontheoutsideofthehullandtransducer,ensuringasmooth
transitionbetweenHighspeednoseconeandtransducer,andtransducerandhull.
28.Ensurethatthemarine-gradesealanthasfullycured
Refertothesealantmanufacturer’sinstructionsforcuringtimes.
29.Unlesslocalenvironmentalregulationsprohibit,applyawater-basedanti-foulingpainttothe
bottomfaceofthetransducer,ensuringalloftheexternallyexposedtransducersurfacesare
coatedandthepaintoverlapsontothehull.
30.Checkforleaksaroundthetransducerimmediatelyuponputtingthevesselbackinthewater.
Important:
DoNO Tleaveyourvesselinthewateruncheckedafterinstallingyourtransducer.Verysmallleaks
maynotbeimmediatelyobvious,andaconsiderablevolumeofbilgewatercouldaccumulate
overthecourseofaday,orovernight.
31.Checkforleak satregularintervalsafterinstallation,untilyouaresatisfiedthattherearenoleaks.
32.Addaregularcheckforleaksaroundthetransducertoyourroutinevesselmaintenanceschedule.
9
Anti-fouling
Wherelocalregulationsallow
,itisrecommendedthatyoucoatyourtransducerusingawater-based
anti-foulingpaint.Thiswillhelppreventthebuild-upofbarnaclesandotherorganicgrowth,which
cancauseincreaseddragthatwilldegradesonarperformance.
Important:
•Beforeapplyingwater-basedanti-foulingpaint,checkthatlocalenvironmentalrulesand
regulationsdonotprohibittheuseofanti-foulingpaint.
•Neverusecopper-basedanti-foulingpaintasthiscanimpacttransducerperformance
.
•Neveruseketone-basedanti-foulingpaintasthiscanattackthetransducer’splastic,damaging
thetransducer.
•Paintyourtransducerusingabrush,donotuseaspraycanoraspongerollerasthesemethods
cancausetinyairbubblestobeincorporatedinthepaint,whichwillalsoreducetransducer
performance.
Theanti-foulingpaintshouldbeappliedinathinandevencoatcoveringalle xternallyexposed
transducersurfaces.
Y oushouldcleanyourtransducerregularlyandre-applyanti-foulingpaintevery6months,orsooner
dependingonhowrapidlyorganicgrowthbuildsup.
10
Highspeednoseconedimensions
TheHighspeednoseconewillaffecttheoverallsizeofthetransducer
,andthereforeimpactthe
arearequiredforthemountinglocationandthesizeoftheholesthatarerequiredinthehull.
•A=347 .51mm(13.68in)
•B=114.00mm(4.49in)
•C=68.00mm(2.68in)
•D=2.00mm(0.08in)
•E=14.90mm(0.59in)
•F=4.00mm(0.16in)
•G=33.46mm(1.32in)
11
Raymarine
Marine House, Cartwright Drive, Fareham, Hampshire.
PO15 5RJ. United Kingdom.
Tel: +44 (0)1329 246 700
www.raymarine.com
a brand by
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Raymarine A80702 User manual

A80702
Raymarine
Brand
Raymarine
Model
A80702
Type
User manual

Raymarine A80702, the High-speed Nose Cone for RealVision transducers, boosts the performance of your sonar. Designed for thru-hull installations, it attaches to the transducer stem and includes isolator components for effective vibration isolation on metal hulls. Experience improved sonar clarity, reduced noise, and enhanced target separation with this essential accessory for your RealVision transducer.

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