ADS ET-AF-3 Installation Instructions Manual

Brand: ADS

Model: ET-AF-3

Category: Dishwashers

Type: Installation Instructions Manual

This manual is also suitable for

ET-AF-M

1



AmericanDishService

INSTALLATIONINSTRUCTIONS

ModelET‐AF‐M,ET‐AF‐3

(PumpDrain‐SustainedHeat) 

Availablein90,120,150‐secondTimeCycle

Undercounter,Single‐Rack,ChemicalSanitizer,Dump&FillDishmachine

ListedbyUL#E68594,NSF/ANSI3,ASSE1004#933,LATestLabsFileM‐780089,Mass.LicenseP3‐0111‐306



Ifyouhavequestions,call800‐922‐2178orvisitourwebsiteatwww.AmericanDish.com

  

Theelectricalpowersuppliedtothismachineisanimminenthazardthatcouldresultinseverebodilyinjury

ordeathifnotproperlyinstalledorhookedupcorrectly. Whenworkinginthecontrolboxoronelectrical

parts,alwaysdisconnectpowerandtag‐outbeforeservicing.Replacecovertocontrolboxandother

protectivecoverswhenfinishedservicingthisequipment.

DANGER

2



  

READManufacturer’sManualbeforeUsingthisProduct.Foryoursafetyreadandobserveallcautions

shownthroughouttheseinstructions.Whileperforminginstallationsdescribedinthisbooklet,wear

approvedPersonalProtectiveEquipment,includingSafetyEye‐Wear.

CHEMICALS—Therearepotentiallyhazardoussituationswhenworkingwithindustrialcleaningchemicals

fordishmachines.Seechemicalmanufacturer’ssafepracticesandMSDSsheetsforhandlingandinstalling

chemicalsandsupplycontainers.



#1BEFOREYOUBEGIN—AmericanDishServiceprovidesthisinformationasaservicetoourcustomers.

Keepallinstructionsforfuturereference.ADSreservestherighttoalterorupdatethisinformationatany

time.Shouldyoudesiretomakesurethatyouhavethemostup‐to‐dateinformation,wewoulddirectyou

totheappropriatedocumentonourwebsite:www.americandish.com.Setoutbelowarethespecifications

andrequirementsthatyoumustuseandfollowtoproperlyinstallthetypeortypesofequipmentlisted

above.Itisyourobligationasthecustomertoensurethatthemachineisinstalledsafelyandproperly,and

whencompleted,themachineisleftinproperandsafeworkingorder.Electrical,Plumbing,andChemical

hookupshouldbeperformedbyaqualifiedprofessionalwhowillensurethattheequipmentisinstalledin

accordancewithallapplicableCodes,Ordinances,andSafetyrequirements.Failuretofollowthe

installationinstructionscouldvoidthewarranty.ADSassumesnoliabilityorcontrolovertheinstallationof

theequipment.ProductfailureduetoimproperinstallationisnotcoveredundertheADSWarranty.

#2FLUSHOUT—Donotinstallsprayarmuntilmachineisflushedwithwater.Whenthismachineisturned

on,,firstfillbypushingandholdingthebuttonmarkedFILLuntilwaterinsidethepanreachesthewater

leveldecalontheoutsideofthepan,thenpushthebuttononfrontdoormarkedSTARTtocompleteone

cycle.Dothisbeforeinstallingthesprayarm.Dumptheflushwateroutbeforeinstallingsprayarmby

pushingthebuttonmarkedDRAIN.Drainingthewaterwillflushinstallationdebrisfromthetankand

pump;thispreventsdamagetosprayarmbearing.

#3WATERHEATERS—orboilersmustprovidetheminimumtemperatureof120Fdegreesrequiredbythe

machinelistedabove,whichhasaminimumdemandof60gallonsperhour.Therecommended

temperaturerangeforoptimalperformanceis130‐140F‐degrees.Thesespecificationsareforthe

dishmachineonly,whichtypicallyaccountsfor70%ofarestaurant’shotwaterdemand.

#4IMPORTANT—Themodelofdishmachinelistedinthisdocumentmustbeinstalledwithspacearound

theoutsidetoallowforservicingofthemotoraswellasa4”spacebehindthemachinefromthewall.It

shouldnotbebuiltintowoodencabinets.

#5INSPECTFORDAMAGE—Ifyoureceiveadamageddishmachine,donotsign“Clear”butwrite“damaged”

onthedocuments.

CAUTION

NOTICE

3



#6LOOSEELECTRICALCONNECTIONS—Damagetoequipmentcanoccurifthefollowingprecautionsarenot

observed.Beforeconnectingpowertothemachine,checkallelectricalterminalsinthecontrolbox.Screws

canloosenintransit.Looseconnectionsonhighamploadterminalssuchasthepumpmotorwillcause

wireburningandcomponentdamageduringoperationandwillnotbecoveredunderADSwarranty.

#7“CLEANCIRCUIT”meanstheelectricalcircuitbreakerforthedishmachinesuppliesnootheroutlets,

machines,orlights.GFCIoutletsarenotrecommendedforcommercialdishmachines;ADSrecommends

thatasingle‐rackmachinebeinstalledwiththewireconnection(hard‐wired)directlyfromthecircuit

breaker.Ifaplugandsocketareusedtoprovideelectricalpowertoadishmachineinacommercialkitchen,

thenaccordingtoelectricalcodeitmustbeaGFCI,butnotallGFCIsarethesame.Theymustberatedfor

thedrawofthecircuit.

ReferenceNECArticle210.8GFCIProtection(B)OtherThanDwellingUnits(2)CommercialandInstitutional

Kitchens.All15and20A,125Vreceptaclesinstalledinkitchens,eventhosethatdonotsupplythecountertop

surface,mustbeGFCIprotected.

#8Thisequipmentisconsideredanitemofheavyuse.Itisnotratedforoutdooruse.

ELECTRICALSECTION

Theelectricalpowersuppliedtothismachineisanimminenthazardthatcouldresultinseverebodily

injuryordeathifnotproperlyinstalledorhookedupcorrectly

Electrical—ET‐AF‐M,ET‐AF‐3w/PumpDrain,SustainerHeater(120volt,20amp) 

Atimecycleof90‐secondsistheshortesttimeavailableforthismodelandiscompliantwithNSFlisting.To

changetoalongertimecycle,theentirecamtimerassemblymustbechangedbecauseofthemotorgearing. 

 

Showingcontrolsonloweraccessdoor&drainpumpControlboxwithcoverremoved

Thepowersupplyfor120volts,20amps,shallconsistoftwo#10‐12‐gaugewiresandonesuitablegreen

groundwire.The20ampbreakeror20ampfusemustbeonacleancircuitforonlythismachine.ADShas

providedajunctionboxwitha7/8”holeforthe1/2”conduitthatwillbringthebuilding’selectricalpowerto

4



themachine.Thisjunctionboxisattachedtothelowerframeofthemachine,belowthecontrolboxwhen

thedoorisclosed.

Removethejunctionboxcover,attachtheconduitandconnectablack120voltsupplywiretotheblackwire

inthejunctionbox.Connectawhiteneutralsupplywiretothewhitewireinthejunctionbox.When

poweredup,testtheneutralwiretoagroundsourcewithavoltmeter,itshouldread0to6volts.Testthe

blackwiretoagroundsource,itshouldread110‐120volts.Attachabuildinggroundwiretothegroundlug

locatedinthejunctionboxandtightenallwires.Replacethejunctionboxcover.

  

LeftisStartRelay,rightisHeaterRelayLeftisDrainRelay,rightisHeaterContactorOptionalbuzzerforlowchem.alarm

 

Powerjunctionboxforincoming120vpowerWashmotorcontactortotheleftofthecamtimermotor

  

HeaterterminalboxinrightfrontsideofthepanHeaterboxlesscover,thermostat,element,floatwires 

5



THESUSTAINERHEATER—israted500Wattsat120v,andwilldrawapproximately4amps.Itisnotdesigned

toprovideoperationalheat;theoperationalhotwatermustbeprovidedbythebuilding’sprimarywater

heater.Thesustainerheaterwillnotprovidearisetotheincomingwatertemperature.Itspurposeisto

sustaintheexistinghotwatersittinginthepanofthemachineifitweretositidleforperiodsoftime.The

sustainerwillonlyoperatewhenthepumpmotorisoff.

 

1.5HPMotor,arrow1arrow2pointtoL1&NeutralconnectpointsOptionalchemicalalarmpressureswitch

ITISRECOMMENDEDTHATTHISEQUIPMENTBEINSTALLEDUSINGANEWCIRCUITBREAKER.

Thismachinedoesnotuseaboosterheater.

PLUMBINGSECTION



#1TANKLESSwaterheaterscanbeproblematicforcommercialdishmachines.TheADSmodelET‐AF

dishmachinerequiresthefullcycleamountofwater(1.7gallons)suppliedwithin7seconds.Ithasbeenthe

experienceofADSthattanklesssupplysystemsrequiremultipleunitsplumbedinsequencewitha

recirculationlooptoachieveproperpressureandtemperature.

Checkwiththetanklesswaterheatermanufacturer,theymayrecommendastoragetanktoguarantee

properflowandlinepressuretothemachine.Failuretoprovideadequatewaterquantity,pressureand

temperaturetothemachinewillcausethemachinetofunctionimproperlyandisnottheresponsibilityof

ADS.ImproperlyinstallingADSequipmentinthismannercouldvoidthewarranty.Allcostsassociatedwith

providinganadequatewatersupplytothemachineisthesoleresponsibilityoftheuser.

#2HOODS—Followalllocalplumbingandmechanicalcodes.IMC2012,section507.2.2requiresTypeII

hoodsforallcommercialdishwashersexceptwheretheheatandmoistureloadsareincorporatedintothe

building’sHVACsystemsordishwashingequipmentdesignedwithseparateheatandmoistureremoval

systems.Anundercounter‐type,chemicalsanitizingdishwasherisratedat6450Btu/hbytable5E,ASHRAE

ResearchProject#1362,8/5/2008.ADSDOESNOTSPECIFYBUILDINGHVACVALUES

NOTICE

6



#3DRAINSIZE—Thepumpdrainmodelusesa¾”reinforceddraintube60”long.Thistubeshouldnotbe

connectedtoadrainoutlethigherthan18”fromthefloor.Donotconnectasplicetolengthenthetube,

thiswillcreateacloginthedrainline.Ifalongertubeisneeded,replacewithasingletubethatrunsthefull

lengthtodrain.ADSdoesnotrecommendrunningadrainlinefurtherthan6’fromthemachine.Fasten

theendofthedraintubetoadrainlineusingadapterswitha¾”barbedfittingandhoseclamp.NOTE:

Typicalsinktail‐piecesandtrapsarenormallyhigherthan18”offthefloorandarenotapproveddrain

accesspointsforthismodel.

 

Showing½”femalepipeinlet,ballvalve,y‐linefilter,H2OsolenoidASSEapprovedvacuumbreaker(backflowpreventer)

HotWaterConnection

WATERHEATER—Flushthebuilding’swaterlinesbeforeconnectingtothedishmachine.Priortoconnecting

plumbing,levelthemachinebyadjustingthefeetatthebottomofeachlegupordown.Waterheatersor

boilersmustprovidetheminimumtemperatureof120Frequiredforthismodelofdishmachine,which

demandsaminimumof60GPHforET‐AF‐PDHorET‐AF‐3PDH.Temperaturesabove150Fdegreesexceed

theoperationaldesignlimitsforthesemodels.Thesemodelscannotbeconvertedtohightempsanitizing

byaddingabooster.

INLETFLEXHOSE—Domesticstyle1/2”flexiblebradedhoseshouldnotbeusedtoconnectthedishmachine

toplumbing.TheIDoftheplasticlinerforthistypehoserestrictsflow.

Tousecopperpipeplumbing,connect1/2"malepipethread(1/2”istheminimumallowablepipesize)ofthe

hotwatersupplylinetothe1/2"femalepipethreadonthedishmachine’swaterinletmanifold.

SINKFAUCET—Ifthehotwaterlineisalsosupplyingthefaucetofapre‐rinsesinkorbarsink,installcheck

valvesonbothcoldandhotwaterinletstothefaucet—toavoidcoolingthewaterbycross‐connectioninthe

mixingheadofthefaucet.ThehotwaterinletmanifoldislocatedbehindtheET‐AFcontrolboxdoorandto

theleft.Thesupplywatermusthaveaminimumof120Fdegrees,but130‐140Fdegreesisrecommendedfor

bestresults.



7



WaterPressureforFilling

Minimumpressureneededatthemachineis15psiDURINGthefill.ThisiscalledFLOWpressure.STATIC

pressurereadingscanbemisleadingandcandropto“0”duringfill.Withflowpressuresbelow15psi,

additionalmeasureswillbeneededtoresolvetheproblem.Thefirstsuggestionistorun3/4"pipedirectly

fromthewaterheatertothedishmachine.Iftheproblempersists,installapressurebladdertankusedfor

domesticwellwater;a5gallonsizewouldbeaminimum,10gallonasamaximum.Anotheroptionistoorder

acamtimerwithlongercycletimesbutthiswillreducehourlyproductionrates.



SimpleTestForWaterPressure

Emptythewateroutofthemachinebyliftingthedrainball,pushthemanualFILLbuttonwhilecountingthe

secondstofillbackuptothewaterleveldecal.Ifittakesmorethan20secondstofill,thereisnotenough

buildingpressuretooperatethemachineproperly.

DrainRequirements

Totherearofthemachineisfoundthedrain“Y”forthetubecomingfromthedrainpumpandthetank

overflow.DonotremovetheYfromtheback.Whenthedrainlineisrundownfrom18”offthefloor,theY

affordsprotectionfromoverflowandleakingwatersolenoidconditions.

 

Showingstainlessdrainpumpw/3/4”dischargetubeDrain“y”fromoverflow&drainpump,48”draintube



Recommendeddraintubeconnectiontobuildingdrain

8



CHEMICALFEEDERSSECTION

 

Youmustwearapprovedsafetyeye‐wearbeforeconnectingchemicals.Readthechemicalmanufacturer’s

MSDSsheets.Chemicalscandamageorcorrodeplumbingandstainlesspartsofthedishmachine.Donot

runchemicallinesovercontrolsorplumbing.Alwayssecurechemicallinesandcheckregularlyforleaks.If

notproperlyhandled,chemicalscancauseseriousbodilyinjury.Intheeventofchemicalcontacttoskinor

eyes;washimmediatelywithfreshwaterandseekmedicalattention.



INSTRUCTIONSFORDE‐LIME,Onlyperformedbytrainedchemicalspecialists.First,emptyallwateroutofthe

machinebypushingthedrainbutton.Afterallwaterhasemptiedout,fillthemachinewithfreshwater.

After,turnoffthemasterswitch.Disconnectandprotectoneofthewirestothecamtimermotorandrollthe

camtimertomid‐cycleonthewashsection.Turnonthemasterswitchtooperatethepumpmotor.Addde‐

limeagenttothefreshtankwater.Repeatthisfirststepagainbydraining,thenrefillandthenrunwithfresh

water.Thiswillflushthemachine,thenturnoffthemasterswitchandreconnectthetimermotorwirefor

normalcycles.READTHEDIRECTIONSONTHECONTAINERFORCORRECTCONCENTRATIONOFTHE

CHEMICAL.TYPICALCONCENTRATIONLEVELS1:20to1:60.



Itisbesttode‐limemoreoftenwithmilderacidsolutionsthanwaitinguntilthereisheavybuildupofwhite

minerals,thentryingtoremovethebuildupwithverystrongacidconcentrations.Usingtoostrongofanacid

solutionorrunningitforverylongperiodsoftimewillerodethemetaloftheimpellerbecauseitisspinningin

theacidsolution.

  

WarningdecalaboutmixingchemicalsImpellerdamagedfromhighacidsolution



WARNING

9



CHEMICALFEEDERPUMPS



  

Showingdeter,rinse,sanitizerinternalchemicalpumpsChlorineteststripsformeasuringsanitizer

ADSprovidesthree(3)peristalticpumpstodispenseliquidchemicals

Chemicalfeedlinesarecolorcoded“Red”Detergent,“Green”Sanitizer,“Blue”Rinse‐aid

Pick‐uptubesareprovidedforchemicalproductcontainers

Sanitizer(chlorine)concentrationsshouldbesetat50partspermillion 

Inspectthetransfertubingforanycutsorholes,keepthemprotectedandsecuredoutoftheway



  

ShowingchemicallinesabovesumpOptionalChemicalAlarmswitchChemicalalarmbarbadjustingscrew*



TYPEOFCHEMICALS—Useonlycommercialgradelow‐energychemicals.Forproperoperation,usenon‐

foamingdetergentsandbufferedsanitizer.Donotwashgold,pewter,silver,orsilver‐platewithchlorine

basedsanitizers.Highconcentrationsofchlorinesanitizersandcausticdetergentswillcausedamagetometals

andwelds.Donotexceed50parts‐per‐million(PPM)“free”oravailablechlorine.Anysettinghigherthan50

ppmwillbedependentonlocalhealthrequirements,however,theincreasedchlorinewillresultinhigher

corrosionofmetalparts.Purpose‐builtware‐washingdispensersareneededtoproperlymeterchemicalsfor

washandrinse.Thesedispensersareincludedwiththismodel.Manuallyaddingindustrialchemicalstothe

dishmachineisunsafeandnotapproved.



CHEMICALLINES—Placecolorcodedtubesintoproperchemicalcontainers.Thecontainersneedtobeas

closetothemachineaspossibleandatfloorlevel.Thismayrequireshorteningoftheflexiblechemical

transfertubes.Onthesideofthecontrolboxdoor,therearechemicalprimeswitches.Thereisadecal

identifyingeachswitch.Toprimechemicals,usethesemomentaryprimeswitches,verifyingthatallthree

pumpsrotate.Ifachemicalpumpsqueezetubehastakenaset(notallowingthepumptoturn),manuallyfree

10



thepumpbypullingonthedischargeside(right‐hand)ofthesqueezetubewhilepushingtheprimeswitch.

Squeezetubesshouldbereplacedatleasteverysixmonths.

 

CONTAINERS:TheADSchemicaldeliverysystemisdesignedfor5gallonpailsofindustriallow‐energy

chemicalproducts.Alwaysusechemicalresistantsafetyglovesandsafetygoggles(indirect‐ventedornon‐

vented)whenchangingchemicalbuckets.ImmediatelyreportspillsandrefertoyourchemicalsuppliersSDS

safetydatasheetorMSDSmaterialsafetydatasheetforinformationifchemicalcomeincontactwithskinor

eyes.

AnymodificationstothechemicaldeliverysystemforsmallercontainersmustincludeClosedLoopChemical

Containers(spillproofbottles)inasecuredrackingsystem.Itistheresponsibilityoftheuserofthemachine

topurchasechemicalsinspillproofcontainers.FAILURECANRESULTINSERIOUSINJURY.Neverplace

chemicalsinopencontainersorcontainersthatcanbeeasilytippedoverwhenmovingorchangingproduct.

FailuretodosowillvoidyourADSwarranty.

CHEMICALADJUSTMENT—Chemicaldispensingiscontrolledbyamechanicalcamtimer.Allchemicalproducts

mustbeadjustedfortheproduct’sconcentrationandlocalwaterconditions.Itwillbenecessarytoadjust

initialfactorysettings(SeebelowforCamTimerAdjustmentSection).Watersoftenersshouldbeaddedto

correcthardwaterconditions.Hardwaterisoftentreatedwithmoreexpensiveware‐washingchemicals,but

itismoreeffectiveandlessdestructivetothemetaltosoftenthewaterbeforeitcomestothedishmachine.



AUDIBLECHEMICALALARMOPTION—Theoptionalchemicalalarm(P/N031‐0326)usesapressureswitchwith

abarbfittingthatextendsfromthecontrolboxandconnectstothechemicallinebymeansofa“t”fitting.

Theswitchsendsvoltagetoabuzzerlocatedinthecontrolbox.SensitivityisadjustedbyanAllenwrench

(5/64”or2mm)toturnascrewlocatedinthecenterofthebarb(seephotoabove*).Removethetubefromthe

barb;turnthescrewtotherightforlesssensitivity.Chemicalbucketsmustbeplacedonthefloorforthe

pressureswitchtowork.



VISUALCHEMICALINDICATOR—

ET‐AFChemicalFlowIndicator



WARNING

11



AccordingtoNSF/ANSI3,section5.19.3and5.19.5

“Thismachinemustbeoperatedwithanautomaticdetergentfeederand,ifapplicable,anautomatic

chemicalsanitizerfeeder,includingavisualmeanstoverifythatdetergentsandsanitizersaredelivered

oravisualoraudiblealarmtosignalifdetergentsandsanitizersarenotavailablefordeliverytothe

respectivewashingandsanitizingsystems.Pleaseseeinstructionsforelectricalandplumbing

connectionslocatedinthismanualandinthefeederequipmentmanual.”

‐‐avisualmeanstoverifythatdetergentsandsanitizersaredelivered;oravisualoraudiblealarmto

signalifdetergentsandsanitizersarenotbeingdeliveredtotherespectivewashingandsanitizing

systems.

ForADSfamilymodelsofET‐AFandthemodelASQ,thechemicalFlowIndicator(084‐6403)isthevisual

meanstoindicateliquidisflowinginthefeedersystemfordetergentandsanitizer.Ineachofthetubes

machinedthroughtheclearplastichousing,thereisablackcoloredmarble(099‐1008).Squeezetube

material(092‐2000)isinsertedinbothupperandlowertubeopenings.Thesetubesarepushedintotheholes

ofthehousingandheldinplacebytensionofthetubewallagainstthehousing’sinnersurface.When

insertingthesqueezetubesintothehousing,lubricationusingdishsoapishelpful.



Whenthetoptubeoftheindicatorisconnectedtotheinletsideofthechemicalperistalticpump,liquidis

drawnupthroughthesupplytubeofthechemicalbucket.TheliquidisdrawnintothebottomoftheFlow

Indicatorhousingandliftstheblackindicatormarbleupwardinthevisualchamber.Thismovementshows

flowoftheliquidinthetube.Thetubewithredcoloredliquidwillindicatedetergentflowing,thetubewith

clearliquidwillindicatesanitizer(chlorine)flowing.

Theoperatorshouldbeinformedthatthismovementofthemarblesinthehousingisthevisualindication

thatchemicalsarebeingdeliveredforthewashingandsanitizingoperationsofthedishmachine.

Managementshouldbenotifiedifthereisnomovementoftheindicators.



12



CAMTIMERADJUSTMENTSECTION

Timersareavailablewith7‐or8‐cams.Thecycletimesarenotadjustable.Thecamsofthetimerarewheels

whosepositionsareeitherfixedoradjustable.Eachcamcontrolsaspecificmachinefunction,asnotedonthe

timerdecal.Adjustablecamsarecomprisedoftwowheelsheldtogetheratthehub.Theperimeterofeach

wheelisdividedinto180‐degreesofhighcamand180‐degreesoflowcam.Whenoneofthesewheelsis

rotatedonthehubinrelationtotheopposingwheel,thetwolowercamsegmentscanformanotchinthe

perimeter(seephotobelowright).Aboveeachcamisatimerswitchwithametalfingerthatridesalongthe

outeredgeofthecam.Whenthefingerdropsintothelowercamnotch,thefunctionofthatcamstarts.

  

CamadjustmenttoolTemperatureindicatorSprayarmpressuretester#088‐1048 

Towidenthenotch(length=timeenergized)orclosethenotchusethetimeradjustmenttool,whichis

providedandtapedtothecontrolboxshelf.Thistoolhastworaisedbuttonsthatfitintotheholesontheside

ofeachwheel.Thefactorysetsthestartofeachfunctionusingtheright‐sidewheelofthecam.TOADJUST

rotateonlytheleft‐sidecamwheel.Theleft‐sideofthewheelcontrolsthepointwhenthatspecificfunctions

ends.Factorysettingsareonlyinitialsettings,adjustmentswillberequiredforeachchemicalandthewater

filltimebecausewaterpressureswillbedifferentforeveryaccount.

  

Theleftphotoshowsarrowispointedattheleft‐sidewheelofthecamwhichisusedtolengthenorshortenthelowcamorthetime

ONfortherespectiveswitch.Centerphotoshowshigh‐cam&low‐camnotch.Adjustablecamsarecoloredeitherblackorgray.

Lookingatthefrontofthecamswiththecamtimerassemblysittingonitsmountingbase

#1Cam:Thewhitecamontheleftisthemastercam.Itcontrolsthetotaltimeofthecycleandisnot

adjustable.

#2Cam:Continuinglefttoright,thisblackorgraycamcontrolsdetergent.Thedetergentcamisadjustable

andshouldbeginassoonasthewashactionstarts.

#3Cam:Thiswhitecamcontrolsthedraintimeandisnotadjustable.

#4Cam:TheH2Oorfillcamopensthewatersolenoid.Toolittlewaterwillcausethepumptocavitate

(surging).Overfillingdoesnotallowthesoiledwashwatertofullydrainbetweencycles,causingcarry‐over.Do

13



notmovetherightsideofthecamwheel.Adjusttheleft‐sideofthecamwheeltoclosethewatersolenoid

whenthedishmachinereachesfullsprayarmpressure.

#5Cam:Thisblackorgraycamcontrolssanitizer.Thesanitizercamisadjustable.Setsanitizerconcentrations

at50partspermillion.Monitorchlorinelevelsbyusingchlorineteststrips.ToTest—runarackofdishes

throughacompletecycle,usetheteststriptotestwatersamplesfromthetopofanyglass.

#6Cam:Thisblackorgraycamcontrolsrinseadditive.Therinse‐aidcamisadjustable.

#7Cam:Thiscamisusedtopauseor“burp”thepumponthe3D‐S,ES,5AG‐S,5CD,andLSeries.Itissetatthe

factorybutcanbeadjusted.

#8Cam:Availableon21/2minutetimersonly.Providesprewash/wash/rinse.

TUNINGADUMP&FILLMACHINESECTION

Tuningisessentialforpropercleaning;donotskipthisIMPORTANTPROCEDURE

Thekeytounderstandingpropertuningistorealizethatthedrainsequencecannotbechanged.Itisafixed

timefunctionandtheregulatorofthecyclebetweenwashandrinse.Therefore,alltuningisaccomplishedby

settingoradjustingthefillcaminrelationshiptothefixeddraincam.Thegoaloftuningistoeliminateall

soiledwashwaterthroughthedrain,beforethedraincloses.Asignthatsoiledwashwaterhasexitedthe

tankwillbethetypicalhollowsoundofapumprunningwithoutwater.



ItisatthispointthattheH2O(FILL)camshouldbeadjustedsothewatersolenoidturnsthefillwateron.That

functioniscontrolledbytheadjustmentofthefillcam.Foroptimumresults,allowthefillwatertoflushthe

interiorofthemachineforafewsecondsbeforethedraincloses.Oncethedrainisclosedthefillcyclebegins.

Fillmustcontinueuntilfullsprayarmpressureisreached.Thiscanbeverifiedwiththeuseofasprayarm

pressuretester(Kit#088‐1048)attachedwhereoneoftheendplugsareusuallyscrewedintothelowerwash

arm.Thetestergaugewillindicatefullsprayarmpressurewhentheneedlestopsfluctuatingandremains

steady.AdjustthefillcamtoturnthewaterOFFwhenthispointofsteadypressureisreached.Itisimportant

thatthemachineisnotoverfilled.UsejustenoughwatertoreachFullSpray‐armPressure(FSP),nomore

thanthatisneededforproperoperation.



Typical90‐secondtimeroperation[Pumpshutoff]‐[*sanitizerhere].

START[‐‐‐‐‐‐‐‐‐WASH45‐Seconds‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐]‐[‐‐DRAIN15‐Sec‐‐]‐[‐‐30‐sectoFILLandRINSE‐‐‐]END

 [*detergenthere][‐FilluntilFSPisreached‐].



Ifapressuregaugetesterisnotavailable,anapproximationoffullsprayarmpressurecouldbedeterminedby

thesoundofthesprayarms.Therewouldbeatypicalcontinuousswishingsoundofthewaterspraying.

Again,whenthissoundisheard,thatwouldbethepointtoturnthewaterOFF.Sevensecondsoffullspray

armrinsepressureisrequiredbyhealthcode.Intheeventthatairistrappedinthepumpduringfill,avapor

lockcanoccurwherethepumpisturningbutthereisnospraying.



Ifthisvaporlockoccurs,checkincomingwatertemperatureandreducethetemperatureifitisabove140‐

150F.Operatingtemperatureof120Fdegreesistheminimum,130‐140Fdegreesisrecommended.Ifthe

problemiscausedbylowwaterpressuretothemachine,thenseethePlumbingSectionabovetocorrectthat

condition.Ifvaporlockisstillpresent,electricallystoporpausethepumptoreleaseair.Thismachinehasa

7‐camtimer,thispausefeatureiswiredintothe7thcamfromthefactory.



14



FINALINSTALLATIONCHECKLIST



1ChecktobesurepowerisdisconnectedatthebreakerandthecontrolboxisswitchedOFF.

2Themasterswitchislocatedonthesideofthelowerdoor,whichhousesthecontrolbox.Openwash

cabinetdoorandremoveallpackaging,saveallinstructionsforfuturereference.

3Removethewhiteprotectivefilmfromdoors,frontpanel,andcontrolbox.

4Checkdishtableplacement,ifoneisusedwiththedishmachine.

5Turnonwatersupply.Checkforleaks.Tightenconnectionsifneeded.

6TOOPERATE—turnonthemainpowercircuitbreakerandswitchthedishmachinemasterswitchtoON

position.Removesprayarmandmanuallyfillthemachinewithwaterusingthefillswitch(labeledFILL).This

switchislocatedonthefrontfacingsurfaceoftheloweraccessdoor.Runonecompletecyclebyclosingthe

door,pushthestartswitch(labeledSTART).Thisfirstrunwillbetheflushcycle,whichremovesinstallation

debrisfromwashtankandpump.



  

Sprayarm,basew/thumbscrewsStandardET‐AFsprayarm(081‐6208)Crossarmforlightglassware(081‐6212)



7AFTERFLUSHING—installthesprayarm.Failuretofollowthisflushprocedurecandamagethesprayarm

bearing.Observethewaterleveldecal.Thisdecalislocatedontheoutsideofthepannexttothesump.This

markistheapproximatelevelforinitialfill.Verifyincomingwatertemperatures120Fdegreesminimum

(130‐140Fdegreesrecommended).



 

SustainerheatercoverandpumpfiltersystemSecondarybasketfordumping,primaryfiltershowninplace



8PUMPFILTERS—Inspectthesumpareaandverifypumpfiltersareinplace.Theprimaryfilterisboltedin

placeandshouldnotberemovedbytheend‐users.Ifthesecondaryfilterbasketisusedproperly,thiswill

avoidunnecessarycleaningoftheprimaryfilter(whichshouldonlybecleanedbyqualifiedpersonnel).The

15



secondaryfilterbasketisusedtoblockthepathforpicksandstraw’sthroughtheprimaryfilterholes;it

catchesandholdssolids.Thesecondary(loophandle)shouldnotberemovedbeforedrainingthemachine.It

shouldberemovedandemptiedonlyafterthemachineiscompletelydrained—likethetrayofascrapbox.

Verifythatchemicalfeedlinesareintheirpropercontainerandthatlinesareprimed.Postanoperational

wallchartclosetothemachine.

 

Donotopendoorswhilemachineisincycle.Doingsocouldresultinseriousbodilyinjuryfromsprayinghot

waterandchemicals.



APPENDIX

089‐9340‐‐‐ET‐AF‐PD‐HPartsManual

089‐9400‐‐‐ServiceManual

089‐9429‐‐‐Brochure

089‐9364‐‐‐WallChart

089‐9446‐‐‐WireDiagram

089‐9412‐‐‐SpecSheet

089‐9379‐‐‐InstallationManualET‐AF‐PDH



WARNING

16



ADS ET-AF-3 Installation Instructions Manual

Brand: ADS

Model: ET-AF-3

Category: Dishwashers

Type: Installation Instructions Manual

This manual is also suitable for

ET-AF-M

Download PDF

report

ADS ET-AF-3 Installation Instructions Manual

This manual is also suitable for

ADS ET-AF-3 Installation Instructions Manual

Other documents