Nelson NW511D User manual

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PROFESSIONAL DISHWASHER
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2
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CONTENTS
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1PRECAUTIONSFORSAFETYANDUSE.............................................................................4
2TECHNICALDATA...........................................................................................................6
3INSTALLATIONANDPOSITIONING.................................................................................8
4INSTRUCTIONSFORTECHNICALSTAFF..........................................................................9
4.1Plumbingconnection...............................................................................................9
4.2Electricalconnection.............................................................................................10
4.3Usingthewatersoftener(onmodelswiththisfeatureonly)...............................13
5SET‐UP.........................................................................................................................15
5.1DisplayContents...................................................................................................15
5.2Noteondisplayoftemperatures..........................................................................15
5.3Parameterprogrammingprocedure.....................................................................15
5.4Modifiableparameters.........................................................................................16
5.5Alarmtriggertimethresholds...............................................................................16
5.6Adjustingdetergentandrinseaiddispensing.......................................................17
5.7Adjustingtheregenerationfrequency(modelswithsofteneronly).....................18
5.8Memorisationprocedure......................................................................................18
5.9Tableofparameters..............................................................................................18
6MALFUNCTIONSSHOWNONTHEDISPLAY(FORTHETECHNICIAN)...........................19
7INSTRUCTIONSFORTHEUSER....................................................................................21
7.1Controlpanel........................................................................................................21
7.2Beforewashing.....................................................................................................22
7.3Firstuseeachday(tankandboilerempty)...........................................................23
7.4Choosingtheprogram..........................................................................................24
7.5Changingtheprogram(notpossibleoncetheprogramhasstarted)...................24
8MAINTENANCEANDCLEANING..................................................................................26

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8.1Dailycleaningoffilters..........................................................................................27
8.2Routineinspectionofthesprayarms(twiceaweek)...........................................27
8.3Lengthyperiodsoutofuse...................................................................................27
9MALFUNCTIONSSHOWNONTHEDISPLAY(FORTHEUSER)......................................30
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NELSONThanksyouforchoosingoneofitsproducts.
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Readalltheinstructionsinthismanualcarefullytobecomefamiliarwiththerightconditionsforthe
properuseofyourwarewasher.
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TECHNICALINSTRUCTIONS
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Theseareintendedforthequalifiedstaffwhoaretoinstall,commissionandtest
theapplianceandcarryoutanyservicingandrepairs.
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INSTRUCTIONSFORTHEUSER
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Theseproviderecommendationsforuse,adescriptionofthecontrolsandthe
correctproceduresforcleaningandmaintainingthewarewasher.
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1 PRECAUTIONS FOR SAFETY AND USE
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THEWAREWASHERISINTENDEDFORPROFESSIONALUSEONLYANDMUSTONLYBEUSEDBY
AUTHORISEDSTAFF.ITISDESIGNEDTOWASHTABLEWARE(PLATES,CUPS,BOWLS,OVENDISHES
GLASSESANDCUTLERY)ANDSIMILARITEMSINTHERESTAURANTANDINSTITUTIONALCATERING
SECTOR,ANDCOMPLIESWITHTHEINTERNATIONALSTANDARDSONELECTRICALANDMECHANICAL
SAFETY(CEI‐EN‐IEC60335‐2‐58/61770)ANDELECTROMAGNETICCOMPATIBILITY(CEI‐IEC‐EN55014‐
1/‐2,61000‐3;4,50366).
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THEMANUFACTURERDECLINESALLRESPONSIBILITYFORINJURYORDAMAGECAUSEDBYFAILURE
TOCOMPLYWITHTHEINSTRUCTIONSINTHEMANUAL,BYINCORRECTUSE,BYTAMPERINGWITH
EVENJUSTONEPARTOFTHEAPPLIANCEANDBYTHEUSEOFNON‐ORIGINALSPAREPARTS.
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THISAPPLIANCEISMARKEDASREQUIREDBYEUDIRECTIVE2002/96/EC,WASTEELECTRICALAND
ELECTRONICEQUIPMENT(WEE).
BYMAKINGSURETHATTHISPRODUCTISDISPOSEDOFCORRECTLYTHEUSERHELPSTOPREVENT
POTENTIALDETRIMENTALEFFECTSONHEALTHANDTHEENVIRONMENT.
WHENDECOMMISSIONINGTHEAPPLIANCECOMPLYWITHTHELOCALWASTEDISPOSAL
REGULATIONS.
FORFURTHERINFORMATIONONTHETREATMENT,RECOVERYANDRECYCLINGOFTHISPRODUCT,
CONTACTTHECOMPETENTLOCALOFFICE,THEDOMESTICWASTECOLLECTIONSERVICE,ORTHE
SHOPWHERETHEPRODUCTWASPURCHASED.
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THISMANUALISANINTEGRALPARTOFTHEWAREWASHERANDMUSTALWAYSBE
KEPTINTACTTOGETHERWITHTHEAPPLIANCE.
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POSITIONING,CONNECTION,COMMISSIONING,TROUBLESHOOTINGANDREPLACING
THEPOWERCABLEMUSTALWAYSBECARRIEDOUTBYQUALIFIEDSTAFF.
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THEAPPLIANCEMUSTBEEARTHEDASREQUIREDBYELECTRICALEQUIPMENTSAFETY
STANDARDS.

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THESYMBOLOFTHERUBBISHBINWITHABARACROSSITONTHEPRODUCTORINTHE
TECHNICALDOCUMENTATIONINDICATESTHATTHISPRODUCTMUSTNOTBETREATED
ASORDINARYDOMESTICWASTEBUTMUSTBECONSIGNEDTOTHESPECIAL
COLLECTIONPOINTFORTHERECYCLINGOFELECTRICALANDELECTRONICEQUIPMENT.
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NEVERPLACESOLVENTSSUCHASALCOHOLORTURPENTINE,WHICHMIGHTCAUSEAN
EXPLOSION,INSIDETHEAPPLIANCE.NEVERLOADDISHESDIRTYWITHASH,WAXOR
PAINTS.
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NEVERUSETHEWAREWASHERORANYPARTOFITASALADDER,SUPPORTORSTAND
FORPEOPLE,ANIMALSORANYOBJECT.
LEANINGORSITTINGONTHEOPENDOOROFTHEWAREWASHERMIGHTCAUSEITTO
TIPOVER,PUTTINGPEOPLEINDANGER.
NEVERLEAVETHEWAREWASHERDOOROPENSINCEPEOPLEMIGHTTRIPOVERIT.
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DONOTDRINKANYWATERLEFTINTHEDISHESORWAREWASHERATTHEENDOFTHE
WASHINGPROGRAM.
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THEAPPLIANCEISNOTSUITABLEFORUSEBYJUVENILESORPERSONSWITHREDUCED
PHYSICAL,SENSORIALORMENTALCAPACITIES,ORTHOSEWITHOUTTHENECESSARY
KNOWLEDGEANDEXPERIENCE.SUCHPERSONSMAYONLYUSETHEAPPLIANCEUNDER
THESUPERVISIONOFAPERSONRESPONSIBLEFORTHEIRSAFETY.
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2 TECHNICAL DATA
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SupplyvoltageV400V3N~
SupplyvoltageV
FrequencyHz50
Max.powerabsorptionat400V3N~kW5,2
Max.powerabsorptionat230V1N~kW3.7
Boilerheatingelementpowerat400V3N~kW4.5
Boilerheatingelementpowerat230V1N~kW1,5/3
TankheatingelementpowerkW0,8
WaterintakepressurekPa(bar)100‐600(1÷6)
Waterintaketemperature°C15°C–60°C
Intakewaterhardness(modelswithsoftener)°f15°f‐60°f
Rinsecyclewaterconsumptionl3.2
Boilercapacityl6
Tankcapacityl11
Standardcycledurationwithintakewaterat50°CS90/120/180
NoiseleveldB(A)<70
DegreeofprotectionIPX4
NetweightKg63/60
Powersupplycabletype◄HAR►H07RN‐F
FuseA4
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400V3N~230V1N~
CSCC=PowerSupplyCableS=masterswitch
‐‐‐‐ ‐‐‐‐ 2,2kW ‐‐‐‐
‐‐‐‐ ‐‐‐‐ 3.7kW ‐‐‐‐
5x2.516°3P+N5,2kW5x2.5
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CAVITYDIMENSIONSFORBUILT‐UNDERINSTALLATION
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APPLIANCEDIMENSIONSANDCONNECTIONPOSITIONS
(**N.B.–VALUE“1000”WITHASTERISK:max600ifsiphonwithvalveisused)
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KEYTOLETTERSUSEDINDIAGRAM
RLOWERBACKPANEL
CFILLERHOSE
Q
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EARTHTERMINAL
EELECTRICITYSUPPLYCABLE
PPERISTALTICHOSES
SDRAINHOSE
TEXTERNALDISPENSERPOWERSUPPLY
CABLEENTRYPOINT
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3 INSTALLATION AND POSITIONING
INSTALLATIONandPOSITIONING
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BringtheWAREWASHERtotheinstallationsite,removethepackagingandchecktheapplianceand
componentsfordamage;anydamagefoundmustbereportedtothetransporterinwriting.
Thepackagingcomponents(plasticbags,expandedpolystyrene,nails,etc.)mustnotbeleftwithinreach
ofchildrenandpetssincetheyarepotentiallydangerous..Allpackagingmaterialsusedare
environment‐friendly.Theycanbekeptwithoutconstitutinganyhazard,ormaybedisposedofata
specialistwastedisposalcentre.Theplasticcomponentssuitableforrecyclingaremarkedasfollows:PE
polyethylene:externalpackagingfilm,bagcontainingtheinstructions,protectivebags.PP
polypropylene:straps.PSexpandedpolystyrene:cornerguards,topofpackaging.Woodenand
cardboardcomponentscanbedisposedofinaccordancewiththerelevantregulations.Whenthe
productisdecommissioneditmustnotbedumpedintheenvironment;itmustbedisposedofin
accordancewiththerelevantregulations.Allmetalpartsareinstainlesssteelandcanberemoved.The
plasticpartsaremarkedwiththesymbolidentifyingthematerialused.
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POSITIONING:
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4 INSTRUCTIONS FOR TECHNICAL STAFF
4.1 Plumbingconnection
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Watersupplyanddrainconnection
Thewaterpipelinesandelectricitysupplycableleadoutofthebottomright‐
handcorneroftheappliance.Connectthewaterintakehosetoaconnector
with¾”gasthreadedfitting,fittingthefilterAprovided(inmodelswith
aquastop,thefilterandring‐nutformasingleunit).
Theconnectiontothewatermainsmustonlybemadewithnewhoses;the
useofoldorwornhosesisnotpermitted.
Thedynamicwatersupplypressuremustbebetween1and6bar;ifitishigherapressurereducer
mustbeinstalled.
Itisessentialtofitamainstoptaponthewaterintakedeliverpipeline;thetapmustbeaccessible
afterinstallationoftheappliance,sodonotinstallitbehindthewarewasher.Thestatedcycle
durationappliestoappliancessuppliedwithhotwater>50°C<60°CIfthewarewasherissupplied
withcoldwater,thecycledurationmightincreasedependingontheintakewatertemperature.
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Caution:theindoorsystemandpremisesinwhichequipmentforinstitutionsisinstalled
mustcomplywiththerelevantregulations.
Themanufacturerdeclinesallliabilityfordirectorindirectinjuryordamagederivingfromfailure
tocomplywiththeseregulations.
Beforeinstallation,checkthattherearenoobjectsormaterialsinthevicinitywhichmaybe
damagedbysteamorsplashesofwashingsolution,orthatanysuchitemsaresuitablyprotected.
Placethewarewasherinthechosenpointandremovetheprotectivefilm.
Levelthewarewasher(withtheaidofaspiritlevel)onitsadjustablefeettoensurethatitis
stable;allothermountingsolutionsmustbeapprovedbythemanufacturer.
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Thewarewasherisfittedwithadrainpumpandcanoperatewithdrainconnectionsontheflooror
wall.
Refertotheconnectiondiagramforthemaximumpermittedheightofwalldrains–(seeTECHNICAL
DATA)
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Caution:makesurethattheintakeanddrainhosesarenotbent,constrictedorcrushed
afterinstallation.
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Wheninstallingthedrainhosetoasiphonwithvalve,themaximumheightofthedrainoutletis
reducedto600mm.
4.2 Electricalconnection
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Thewarewasherandanyadditionalequipmentmustbeconnectedtotheelectrical
systembyauthorised,skilledstaff,inaccordancewiththerelevantregulations;also
complywiththetechnicalinstructionsfortheconnection.
Thetotalratedpowerisstatedontheappliance’stechnicaldataplate.
Theelectricalprotectiondevicesfittedforthewarewashermustservethisappliance
only.
Theusermusthaveamasterswitchandadifferentialsafetybreaker,withrating
suitablefortheappliance’scharacteristics,installedontheelectricitysupplylinein
accordancewiththerelevantregulations.
Theseswitchesmustbeinstalledclosetothewarewasher,beeasilyaccessibleafter
installation,andprovidecompletedisconnectionfromtheelectricalmainsin
overvoltageclassIIIconditions.

Warning!!!
Thewarewasherisalwayspoweredupunlessthemasterswitchisturnedoff.

Connecttheappliancetotheuser’searthsystem.Theterminalfortheconnectionis
inthebottomright‐handcorneroftheappliance.
Theearthwire(PE)isyellow‐greenincolour,theneutralwire(N)isblueandthelive
wires(L1,L2,L3)areblack,greyandbrown.
Intheeventofsingle‐phaseconnection(230V‐1N~),theconnectiontotheelectrical
mainsmustbemadeusingacablewithplugcompliantwiththerelevantregulations.

THEPOWERSUPPLYCABLEMUSTBEREPLACEDBYTHEMANUFACTURERORAN
AUTHORISEDSERVICECENTRETOPREVENTALLRISKS.