Alfalaval ALT-SB-15 User manual

100000242-EN42022-10
Originalmanual
InstructionManual
ALT-SB-15

Tableofcontents
Theinformationhereiniscorrectatthetimeofissuebutmaybesubjecttochangewithoutpriornotice
1.DeclarationsofConformity.................................................................4
2.Safety..........................................................................................6
2.1.Importantinformation.............................................................................6
2.2.Warningsigns.....................................................................................6
2.3.Intendeduse......................................................................................6
2.4.Safetprecautions................................................................................7
3.Installation....................................................................................8
3.1.Unpacking/deliver...............................................................................8
3.2.Requirementforinstallation,personnel.........................................................9
3.3.Installation,weldingandmechanicall..........................................................10
3.4.Installation,electricall............................................................................16
3.5.Recclinginformation.............................................................................16
4.Operation.....................................................................................17
4.1.Generalinformation...............................................................................17
4.2.Aeration............................................................................................17
4.3.Inspection.........................................................................................18
4.4.Troubleshooting...................................................................................18
4.5.Cleaning...........................................................................................19
5.Maintenance..................................................................................21
5.1.Generalmaintenance.............................................................................21
5.2.DisassemblingofAgitator........................................................................22
5.3.AssemblingofAgitator...........................................................................29
5.4.Replacementofgearmotor.....................................................................30
5.5.Replacementofseals............................................................................30
6.TechnicalData...............................................................................32
6.1.ALT-SB-15,WithAeration(itemnumber9614322301).......................................32
6.2.ALT-SB-15,WithoutAeration(itemnumber9614328901)...................................33
7.Partslist/Servicekits........................................................................34
7.1.ALT-SB-15,withaeration........................................................................34
7.2.ALT-SB-15,withoutaeration....................................................................36
7.3.ALT-SB-15,withandwithoutaeration..........................................................38
7.4.Accessories.......................................................................................42
7.5.Installationdrawing...............................................................................44
8.Appendix......................................................................................45
8.1.DeclarationofCompliance.......................................................................45
8.2.Orderspecific“TankWithAgitator”drawing,example........................................46
8.3.DriveUnitlubrication..............................................................................47
8.4.DriveUnitinstructions............................................................................52
3

1DeclarationsofConformity
EU EU
EUDeclaration Declaration Declarationof of ofConformit Conformit Conformit
TheDesignatedCompan
AlfaLavalKoldingA/S,Albuen31,DK-6000Kolding,Denmark,[phone]
Companname,addressandphonenumber
Herebdeclarethat
ALT-SB
Designation
15
Tpe
SerialnumberfromAAC000000001toAAC999999999
isinconformitwiththefollowingdirectiveswithamendments:
-MachinerDirective2006/42/EC
-RoHSDirective2011/65/EUandamendments
Thepersonauthorisedtocompilethetechnicalfileisthesignerofthisdocument.
GlobalProductQualitManagerLarsKruseAndersen
TitleName
Kolding,Denmark2022–10–01
PlaceDate(YYYY-MM-DD)Signature
ThisDeclarationofConformitreplacesDeclarationofConformitdated2020-01-01
4

1DeclarationsofConformity
UK UK
UKDeclaration Declaration Declarationof of ofConformit Conformit Conformit
TheDesignatedCompan
AlfaLavalKoldingA/S,Albuen31,DK-6000Kolding,Denmark,[phone]
Companname,addressandphonenumber
Herebdeclarethat
ALT-SB
Designation
15
Tpe
SerialnumberfromAAC000000001toAAC999999999
isinconformitwiththefollowingdirectiveswithamendments:
-TheSupplofMachiner(Safet)Regulations2008
-TheRestrictionoftheUseofCertainHazardousSubstancesinElectricalandElectronicEquipmentRegulations2012
Signedonbehalfof:AlfaLavalKoldingA/S
GlobalProductQualitManagerLarsKruseAndersen
TitleName
Kolding,Denmark2022–10–01
PlaceDate(YYYY-MM-DD)Signature
DoCRevison_01_102022
5

2Safety
Unsafepracticesandotherimportantinformationareemphasizedinthismanual.
Warningsareemphasizedbymeansofspecialsigns.
2.1Importantinformation
Alwas Alwas
Alwasr r read ead eadthe the themanual manual manualbefor befor before e eusing using usingthe the theAgitator! Agitator! Agitator!
W W
WARNING ARNING ARNING
Indicatesthatspecialproceduresmustbefollowedtoavoidseriouspersonalinjur.
CAUTION CAUTION
CAUTION
IndicatesthatspecialproceduresmustbefollowedtoavoiddamagetotheAgitator.
NOTE NOTE
NOTE
Indicatesimportantinformationtosimpliforclarifprocedures.
2.2Warningsigns
General General
Generalwar war warning: ning: ning:
Caustic Caustic
Causticagents: agents: agents:
Danger Danger
Dangerous ous ouselectrical electrical electricalvoltage: voltage: voltage:
2.3Intendeduse
-TheAgitatorinonlformixing/conditioning/stirringofliquidsinatank.
-TheAgitatorisonlmadefortopmountingpositiononthetopplate/weldingflangeonthetank.
6

2Safety
Allwarningsinthemanualaresummarisedonthispage.
Payspecialattentiontotheinstructionsbelowsothatseriouspersonalinjuryand/ordamagetotheAgitatorareavoided.
2.4Safetyprecautions
2.4.1 2.4.1
2.4.1Installation: Installation: Installation:
Alwas Alwas
Alwasreadthetechnicaldatathoroughl(seechapter6TechnicalData).
Alwas Alwas
Alwasfollowinstallationinstructionsthoroughl(seechapter3Installation).
Never Never
NeverexposetheAgitatortounduevibrationsorshocks.
Never Never
NeverstarttheAgitatorinthewrongdirectionofrotation.
Ensur Ensur
Ensure e ethatthetankmediaisnotcorrosivetotheAgitator.
Onl Onl
OnlinstalltheAgitatorinenvironmentswithintemperaturelimit:-20°Cand+40°C.
Onl Onl
OnlinstalltheAgitatorinaltitudeslessthan1000mabovesealevel.
Onl Onl
Onluseauthorizedpersonnelwhenelectricallequipmentisconnected.
2.4.2 2.4.2
2.4.2Operation: Operation: Operation:
Alwas Alwas
Alwasreadthetechnicaldatathoroughl(seechapter6TechnicalData).
Never Never
NeverstartAgitatorinthewrongdirectionofrotation.
Bewar Bewar
Beware e eofAgitatorinoperationcanproducesoundlevelsinexcessof85dB(A).
Alwas Alwas
Alwashandleleandacidwithgreatcare.
Alwas Alwas
Alwasrinsewellwithcleanwateraftercleaning.
Never Never
NeverruntheAgitatorforalongertime(seconds)withoutproduct,waterorcleaningliquidinthetank.
2.4.3 2.4.3
2.4.3Maintenance: Maintenance: Maintenance:
Alwas Alwas
Alwasfollowthemaintenanceinstructionthoroughl(seechapter5Maintenance.)
Alwas Alwas
Alwasfollowthemaintenanceinstructionforgearmotorthoroughl(seesection8.4DriveUnitinstructions).
Alwas Alwas
Alwasstudthepartslistandassembldrawingcarefull(seechapter7Partslist/Servicekits).
Never Never
NevertouchthemovingpartswhiletheAgitatorisconnectedtothepowersuppl.
Alwas Alwas
AlwasdisconnectthepowersupplwhileservicingtheAgitator.
Ensur Ensur
Ensure e ecorrectrotationdirectionofpropellerbeforestartupandafteranmaintainstheremight
haveimpactonthedirection.
Never Never
NeverservicetheAgitatorortankwithproductorcleaningliquidinthetank.
2.4.4 2.4.4
2.4.4T T Transportation: ransportation: ransportation:
Alwas Alwas
AlwastransporttheAgitatorinoriginalpackaging.
Alwas Alwas
Alwassupporttheshaftadequatel,toprotectshaftandbearings.
Never Never
NeverexposetheAgitatortounduevibrationsorshocks.
Controlforoilleakageongearswithventscrew.
Ensurecorrectrotationdirectionofimpellerbeforestartupandafteranmaintenancewhichmighthaveimpactonthedirection.
7

3Installation
Theinstructionmanualispartofdelivery.Studytheinstructionscarefully.
TheAgitatorisforpermanentfastening.
akesurethemotorcorrespondstotheenvironment.
Checkthedirectionofrotationbeforeoperation.
3.1Unpacking/delivery
Alwas Alwas
AlwasuseliftingequipmentwhenhandlingtheAgitator.
AlfaLavalcannotberesponsibleforincorrectunpacking.
Step Step
Step1 1 1
Inspectthedeliverforvisibletransportationdamage(cratesandpackaging)-allissuesshouldbereportedtocarrier.
Step Step
Step2 2 2
Checkthatdeliveriesareaccordingtodelivernotes.
CompleteAgitatorscanbedeliveredinmorethanoneshipment.
Step Step
Step3 3 3
InspectAgitatorpartsforvisibletransportdamage.
Step Step
Step4 4 4
Do Do
DoNOT NOT NOTuseeeboltsongearmotortolifttheAgitator.Theareonlforgearmotorremoval.
Step Step
Step5 5 5
Duringlifting:
-Alwassupporttheshaftadequateltoprotectshaftandbearings.
-Becarefullnottodamageshaft-endwithtreads.
-NeverexposetheAgitatortounduevibrationsorshocks.
-Controlforoilleakageongears–leaveventplugingearuntilgearisinstalledandincorrectposition(seeFigure1).
Figure1,un-activatedventplug
8

3Installation
Theinstructionmanualispartofdelivery.Studytheinstructionscarefully.
TheAgitatorisforpermanentfastening.
akesurethemotorcorrespondstotheenvironment.
Checkthedirectionofrotationbeforeoperation.
3.2Requirementforinstallation,personnel
Er Er
Erectors: ectors: ectors:
-Experiencefromsimilartpesofinstallation.
-Provenskillsinreadinginstallationguidelinesanddrawingsensuringthattheinstallationiscarriedoutsafefor
personnelandpropert.
Electrician: Electrician:
Electrician:
-Certifiedaccordingtolocalregulationsandexperiencefromsimilartpesofinstallation.
-Provenskillsinreadinginstallationguidelinesanddrawingsensuringthattheinstallationiscarriedoutsafefor
personnelandpropert.
W W
Welder: elder: elder:
-Experiencefromsimilartpesofinstallation,coveringTIG,MIGandMAGweldingproceduresinstainlesssteel
thinwalledmaterial.
-Provenskillsinreadinginstallationguidelinesanddrawingsensuringthattheinstallationiscarriedoutsafefor
personnelandpropert.
9

3Installation
All All
Allposition position positionnumbers numbers numbersand and anditem item itemnumbers numbers numbersrefer refer referto to tothe the thedrawings drawings drawingsshow show showand and andspecified specified specifiedin in inchapter chapter chapter7 7 7Parts Parts Partslist/Ser list/Ser list/Service vice vicekits kits kits.
3.3Installation,weldingandmechanically
3.3.1 3.3.1
3.3.1Requir Requir Requirement ement ementfor for forinstallation installation installation
Thisworkshouldbecarriedoutbatleasttwopersonsandforsafetreasonsaplatformorascaffoldshouldbe
establishedaroundthetanktop.
Duringinstallationensuretousesufficientlightning.
Thetanktopmustbehorizontallduringinstallation.
Ensurethatthetankdoesnotcontainneitherdangerousliquidnorgassesandthatgoodventilationisestablished.
Alwashavesafetelementsremovedbauthorizedpersonnel.
Nevercoverorremovenameplates.
AlwasuseliftingequipmentwhenhandlingheavpartsoftheAgitator.
Neverconnecttopowerduringinstallation.
AlwashavetheAgitatorconnectedtopowersupplbauthorizedpersonnel.
NOTE NOTE
NOTE
AlfaLavalhighlrecommendinstallingmotorprotectionguardandasoftstarter,orafrequencconverter,withastart
rampuptimeof2-7sec.totheAgitator.
All All
Allposition position positionnumbers numbers numbersand and anditem item itemnumbers numbers numbersr r refer efer eferto to tothe the thedrawings drawings drawingsshow show showand and andspecified specified specifiedin in inchapter chapter chapter7 7 7Parts Parts Partslist/Service list/Service list/Servicekits kits kits.
10

3Installation
All All
Allposition position positionnumbers numbers numbersand and anditem item itemnumbers numbers numbersrefer refer referto to tothe the thedrawings drawings drawingsshow show showand and andspecified specified specifiedin in inchapter chapter chapter7 7 7Parts Parts Partslist/Ser list/Ser list/Service vice vicekits kits kits.
All All
Allposition position positionnumbers numbers numbersand and anditem item itemnumbers numbers numbersr r refer efer eferto to tothe the thedrawings drawings drawingsshow show showand and andspecified specified specifiedin in inchapter chapter chapter7 7 7Parts Parts Partslist/Service list/Service list/Servicekits kits kits.
Step Step
Step1 1 1
3.3.2 3.3.2
3.3.2
1.ThecompleteassembleddriveunitcomeswithlooseconnectionsforAeration(28)andconnectionsforCIP(27)depending
onactualdeliver(seesection4.2Aerationandsection4.5Cleaning).Thetubesforbothtpesoftheconnectionsare
deliveredwithprotectionplugsensuringthatnodebrisorthelikesareleftinthesealingsstemoftheAgitatorduringfreight
andinstallation.Itmustbedecidedifthedeliveredconnectionsaretherighttpestotheactualinstallation–ifnotother
connectionshavetobeacquiredbeforethecanbeweldedontothetubes.
2.Fastenthecompletedriveunitinaworkbenchenablegoodweldingworkconditionstobecarriedout.
3.Removetheprotectionplugsandinsertanothertemporartpeofprotectioninsidethetube(textileorthelike)ensuringthat
nodebrisareleftinsidethesealingsstemduringtheweldingprocess.
4.Weldontherequiredconnectionstothetubingusingaslessintroducedheataspossible.
5.Grindandcleantheweldingsbeforeremovingthetemporarprotectioninsidethetubes.
Step Step
Step2 2 2
3.3.3 3.3.3
3.3.3
1.Cleanshaftandpropellerthreadsforgrease.
2.Thepropellersandshaftscanbeassembledoutsidethetankifthesizeofthetopflange(99)andtheheadroomabove
thetankissufficientl–otherwisetheshaftandpropellerunitmustbeassembledinsidethetank.Theshaftandpropeller
unitcanconsistoftwoshaftsandtwopropellersorofoneshaftandonepropeller–seeactualorderspecificdrawing–
exampleshowninsection8.2Orderspecific“TankWithAgitator”drawing,example.
3.Assembletheshafts,propellers,gaskets,O-ringsandLoctite:Position2,3,4,32,34,29.
4.ApplLoctitetothethreadsandtightento100-300Nm.
5.Screwontheliftingeetool(51)ontotheuppershaftpart(3)andlifttheshaftandpropellerunitusingahoistwithasling.
11

3Installation
All All
Allposition position positionnumbers numbers numbersand and anditem item itemnumbers numbers numbersrefer refer referto to tothe the thedrawings drawings drawingsshow show showand and andspecified specified specifiedin in inchapter chapter chapter7 7 7Parts Parts Partslist/Ser list/Ser list/Service vice vicekits kits kits.
12

3Installation
All All
Allposition position positionnumbers numbers numbersand and anditem item itemnumbers numbers numbersrefer refer referto to tothe the thedrawings drawings drawingsshow show showand and andspecified specified specifiedin in inchapter chapter chapter7 7 7Parts Parts Partslist/Ser list/Ser list/Service vice vicekits kits kits.
Step Step
Step3 3 3
3.3.4 3.3.4
3.3.4
1.Havingtheshaftandpropellerassemblpositionedinthetankasecondslingisattachedtotheliftingee(51)andthat
secondslingispulledthroughthetopplate(100)(whichhastheweldingflangefortheAgitator(60)weldedintoit).
2.Usingthesecondslingtheshaftandpropellerassemblcanbepositionedandsecuredatthetopoftheweldingflange
(60)usingthefastenertool(50)(seesection7.4Accessories,Mountingtools).Remembertohavethegasket(101)
positionedcorrectl.
3.Unscrewtheliftingtool(51)fromtheshaftandpropellerunitandstoreit.
13

3Installation
All All
Allposition position positionnumbers numbers numbersand and anditem item itemnumbers numbers numbersrefer refer referto to tothe the thedrawings drawings drawingsshow show showand and andspecified specified specifiedin in inchapter chapter chapter7 7 7Parts Parts Partslist/Ser list/Ser list/Service vice vicekits kits kits.
Step Step
Step4 4 4
3.3.5 3.3.5
3.3.5
1.Cleanthethreads(3and5)andliftthecompletedriveunitusingahoist(donotusetheliftingeeonthegearmotor)and
screwontheshaft(5),(incl.thecompletedriveunit)applingLoctitetothethreadsandtightento100-300Nm.
2.Thecompleteunitisliftedalittlehigherenablingthefastenertool(50)toberemoved.
3.Thecompleteunitispositionedontopoftheweldingflange(60)(ensurethattheO-ring(35)isinstalledcorrectl).
4.Thewashers(17)andnuts(16)arepositionedandsequentialltightenedtoabout200Nm.
14

3Installation
All All
Allposition position positionnumbers numbers numbersand and anditem item itemnumbers numbers numbersrefer refer referto to tothe the thedrawings drawings drawingsshow show showand and andspecified specified specifiedin in inchapter chapter chapter7 7 7Parts Parts Partslist/Ser list/Ser list/Service vice vicekits kits kits.
Step Step
Step5 5 5
3.3.6 3.3.6
3.3.6
1.Theoilventplugisactivatedonthegearmotor(seeFigure2andoptionallsection8.4DriveUnitinstructions).
Figure2,Activationofgearventplug
15

3Installation
Theinstructionmanualispartofdelivery.Studytheinstructionscarefully.
TheAgitatorisforpermanentfastening.
akesurethemotorcorrespondstotheenvironment.
Checkthedirectionofrotationbeforeoperation.
3.4Installation,electrically
-Operationbunauthorizedpersonnelmaendangerpersonnelandpropert.
-Treatallelectricalequipmentaspowered.
-Switchoffthepowerbeforemaintenanceandrepair.
-Theelectricianmustbecertifiedaccordingtolocalregulationsandwithatleast3ears’experiencefromsimilartpesof
installations.
-Theelectricianmusthaveprovenskillsinreadingandworkingfromdrawingsandcablelists.
-Theelectricianmusthaveknowledgeoflocalsafetregulationsforpowerandautomationandmakingsurethatanwork
carriedoutissafeforpersonnelandpropertbeforetheequipmentisputbackintooperation.
Ifouneedassistanceorhavequestions–pleasecontactAlfaLaval.
-Themotorrequiresthepowersupplasindicatedonthenameplate.
-Itisrecommendedtosecurethemotorwithamotorprotection.
-Werecommendstartingthemotorbuseofasoftstarter,orafrequencconverter,withastartrampuptimeof2-7sec.
-WerecommendinstallationofaserviceswitchattheAgitatortosecurethepersonnelduringservicework.
-Performavisualinspectionofthedirectionofrotation.Thedirectionrequiredisindicatedonthenameplate.
-RotationofAgitatormustbeclockwiselookingfromthetanktopanddown.OtherwisetheAgitatorwillbedamaged.
3.5Recyclinginformation
• •
•Unpacking Unpacking Unpacking
-Packingmaterialconsistsofwood,plastics,cardboardboxesandinsomecasesmetalstraps.
-Woodandcardboardboxescanbere-used,reccledorusedforenergrecover.
-Plasticsshouldbereccledorburntatalicensedwasteincinerationplant.
-Metalstrapsshouldbesentformaterialreccling.
• •
•Maintenance Maintenance Maintenance
-Duringmaintenance,oilandwearpartsinthemachinearereplaced.
-Allmetalpartsshouldbesentformaterialreccling.
-Wornoutordefectiveelectronicpartsshouldbesenttoalicensedhandlerformaterialreccling.
-Oilandallnon-metalwearpartsmustbedisposedofinaccordancewithlocalregulations.
• •
•Scrapping Scrapping Scrapping
-Attheendofuse,theequipmentmustbereccledaccordingtotherelevant,localregulations.Besidestheequipmentitself,
anhazardousresiduesfromtheprocessliquidmustbeconsideredanddealtwithinapropermanner.Whenindoubt,orin
theabsenceoflocalregulations,pleasecontactourlocalAlfaLavalsalescompan.
16

4Operation
Studytheinstructionscarefullyandpayspecialattentiontowarnings!AlwayschecktheAgitatorbeforeoperation.AlfaLaval
recommendsasoftstarterfortheAgitatortoreducetheloadontankandAgitator.
All All
Allposition position positionnumbers numbers numbersand and anditem item itemnumbers numbers numbersrefer refer referto to tothe the thedrawings drawings drawingsshown shown shownand and andspecified specified specifiedin in inchapter chapter chapter7 7 7Parts Parts Partslist/Ser list/Ser list/Service vice vicekits kits kits. . .
4.1Generalinformation
RotationofAgitatormustalwasbeclockwise.
Useofgearmotorcoversisnotpermittedduetoriskofreducedcoolingonmotor.
Ifbatchrotationisobservedduringoperation,theoptimumeffectoftheAgitatorisachievedbintervalagitationinstead.If
intervalagitationisused,thegearmotormustbeinstalledwithasoft-starterorafrequencconvertertoincreasegearmotorlife
timeandreduceforcesonthetanktopsstem.
Ifasensitiveproductisprocessed,agitationspeedandtimeshouldbereducedasmuchaspossible.
IftheAgitatorisequippedwithanaerationvalve,itispossibletoaeratetheproductthroughtheshaftduringtheagitation.
4.2Aeration
IfAgitatorisequippedwithAerationfeaturetheupperconnection(28)canbeusedlettinginsterileairintothebatchthroughthe
insideoftheshaftsandoutatthelowerpropeller.Theflowversuspressurecanbecalculatedfromtheformuladescribedin
chapter6TechnicalData.
A:Sterileair
B:echanicalseal
C:echanicalseal
D:Hollowshaftforaeration
E:CIPpipe
a:NozzlesforaerationandCIP
17

4Operation
Studytheinstructionscarefullyandpayspecialattentiontowarnings!AlwayschecktheAgitatorbeforeoperation.AlfaLaval
recommendsasoftstarterfortheAgitatortoreducetheloadontankandAgitator.
All All
Allposition position positionnumbers numbers numbersand and anditem item itemnumbers numbers numbersrefer refer referto to tothe the thedrawings drawings drawingsshown shown shownand and andspecified specified specifiedin in inchapter chapter chapter7 7 7Parts Parts Partslist/Ser list/Ser list/Service vice vicekits kits kits. . .
4.3Inspection
Part Part
PartInspection Inspection InspectionInterval Interval Interval
Gearmotor
-Cleansurfacestoavoidoverheating
-CheckforoilleakagesMonthl
Monthl
Sealing
-VerifthatthesealsarenotleakingMonthl
4.4Troubleshooting
Pr Pr
Problem oblem oblemCause/r Cause/r
Cause/result esult esultRemed Remed
Remed
Notstarting-Defect-Dismantlegearmotor,checkfor
correctrotation
-Replacegearmotor
Gearmotor-Faultatpowersuppl-Checkpowersupplconnection
-Checkvoltageandfrequenc
correspondwithmotornameplate
-Checkfrequencconverteradjustment
correspondwithmotornameplate
Agitator-Obstructed-CheckthatAgitatorcanrotatefreel
withoutstrikinganthing
Vibrations
Propeller-Damaged
-Unbalanced-ContactAlfaLaval
-Cleanpropeller
Shaft-Damaged-ContactAlfaLaval
Unusualsounds-Findrootcauseofsound-Changeand/orrepairparts
Leakage
Gearmotor-Oilleakage
-CIPfluidorotherfromdrain-Renovateorchangegearmotor
-Replacesealing
Performance-Deviationfromnormaloperation-Operationmustbeaccordingto
specification
18

4Operation
Studytheinstructionscarefullyandpayspecialattentiontowarnings!AlwayschecktheAgitatorbeforeoperation.AlfaLaval
recommendsasoftstarterfortheAgitatortoreducetheloadontankandAgitator.
All All
Allposition position positionnumbers numbers numbersand and anditem item itemnumbers numbers numbersrefer refer referto to tothe the thedrawings drawings drawingsshown shown shownand and andspecified specified specifiedin in inchapter chapter chapter7 7 7Parts Parts Partslist/Ser list/Ser list/Service vice vicekits kits kits. . .
4.5Cleaning
4.5.1 4.5.1
4.5.1General General GeneralInformation Information Information
TheAgitatorisfittedwitharotatingspraballdesignedtocleanAgitatorandtankaspartofthesamecleaningprocess
(CleaningInPlace-CIP).
Thelowerpropellerisequippedwithnozzlescleaningalldownfacingpropellerblades(bothlowerandupper-ifincluded)–
upfacingpropellerbladesarecleanedbthespraball.
CleaningrequiresCIPfluidstobeconnectedto(27and28)ifwithAerationand(27)onlifwithoutAeration.
A:CIP
B:echanicalseal
C:echanicalseal
D:Hollowshaftforaeration
E:CIPpipe
F:CIP-annulus-flushingupwards
G:HydraulicbalancedCIPseal
H:Sprayball
I:O-ringseal
J:PTFEseal
Figure3,CIPinpropeller
TheAgitatordoesnotrequireaspecialcleaningprocedurebuttheprocesscanbeintegratedintheusualtankcleaning
concept.However,hotcausticcleaningisalwasrecommended.
19

4Operation
Studytheinstructionscarefullyandpayspecialattentiontowarnings!AlwayschecktheAgitatorbeforeoperation.AlfaLaval
recommendsasoftstarterfortheAgitatortoreducetheloadontankandAgitator.
All All
Allposition position positionnumbers numbers numbersand and anditem item itemnumbers numbers numbersrefer refer referto to tothe the thedrawings drawings drawingsshown shown shownand and andspecified specified specifiedin in inchapter chapter chapter7 7 7Parts Parts Partslist/Ser list/Ser list/Service vice vicekits kits kits. . .
NOTE NOTE
NOTE
The The
TheAgitator Agitator Agitatormust must mustnot not notbe be berun run runat at attemperatur temperatur temperatures es esabove above above90°C. 90°C. 90°C.
EnsurethatallsurfacesincontactwithproductaretotallcleansoproductisnotcontaminatedandthattheAgitatoritselfis
notexposedpitcorrosion.
Paspecialattentionto:
-Impellerdevicesurfaces.
-Surfacesbetweenpropellersandshaft.
-Surfacesaroundsealingandbushings.
-Surfacesaroundweldings.
4.5.2 4.5.2
4.5.2Cleaning Cleaning Cleaningexamples examples examples
-CIPfluidstobeconnectedtoCIPconnection(27and28)ifwithAerationand(27)onlifwithoutAeration.
-Pre-rinsewithcoldwaterforapproximatel3-5minutes.
-Thecausticcleaningstepshouldbemadewithhotcaustic60-70°C30-45minutes.
-TheeastmixershouldberunningcontinuouslduringCIP .
-TherecommendedCIPflowsversuspressurescanbecalculatedfromtheformulainsection6.1ALT-SB-15,WithAeration
(itemnumber9614322301)and6.2ALT-SB-15,WithoutAeration(itemnumber9614328901).
-Thecleaningshouldbemadeassoonaspossibleafteremptingthetank,whiletheinsidesurfacesarestillwet.
-Final-rinsewithhotwaterforapproximatel3minutesfollowedbcoldwaterfor3-5minutesoruntillastrinsingwateris
freefromchemicals.
20