Buchi Rotavapor R-220 User manual

096737
en
Rotavapor® R-220
Operation Manual

1
2OTAVAPOR R-220 4ABLEOF#ONTENTS
Table of Contents
en, Version H (46 Pages) Ordering No.
2/PERATION-ANUAL 96737
2EADTHIS/PERATING-ANUALTHROUGHCAREFULLYBEFOREUSING
THE2OTAVAPORR-220!LWAYSKEEPTHESE)NSTRUCTIONSREADILY
AVAILABLEINTHEIMMEDIATEVICINITYOFTHEUNITSOTHATTHEYMAKE
BECONSULTEDATANYTIME
#HAPTERCONTAINSIMPORTANTSAFETYRULESWHICHMUSTBEOB
SERVEDTOENSURETHESAFEOPERATIONOFTHEROTARYEVAPORATOR
7ERESERVETHERIGHTTOMAKETECHNICALCHANGESWITHOUT
PRIORNOTIFICATION.OPORTIONOFTHIS/PERATING-ANUAL
MAYBEREPRODUCEDPROCESSEDUSINGELECTRONICOROPTICAL
SYSTEMSDUPLICATEDORDISTRIBUTEDINANYFORMWITHOUT
THEPRIORWRITTENAPPROVALOF"àCHI,ABORTECHNIK!'
!LLRIGHTSRESERVED
¥"àCHI,ABORTECHNIK!'
6 Maintenance 23
 4AKING!PARTTHE3NAP&LANGE#OUPLING 
 !SSEMBLINGTHE3NAP&LANGE#OUPLING 
 2EMOVINGTHE%VAPORATING&LASK3EAL 
 )NSERTINGTHE%VAPORATING&LASK3EAL 
 2EPLACEMENTOFTHE3EALSFORTHE$ISTRIBUTION(EAD 
 2EPLACEMENTOFTHE6ACUUM3EAL 
 #LEANING 
 6ACUUM3EAL 
 4ESTINGFOR,EAKS 
 #USTOMER3ERVICE 
7 Taking out of Operation 28
8 Spare Parts and Accessories 29
 'LASS!SSEMBLIES$$$"$" 
 'LASS!SSEMBLIES22"# 
 -ISCELLANEOUS 
 !CCESSORIES 
9 Appendix 42
 4ECHNICAL$ATA 
 -ATERIALS5SED 
 %RROR-ESSAGES 
 &##REQUIREMENTSFOR53!AND#ANADA 
 $ECLARATIONOF#ONFORMITY 
1 Scope of Delivery 2
2 Safety 3
3 Function 6
 0RINCIPLEOF/PERATION 
4 Putting into Operation 7
 )NSTALLATION,OCATION 
 5NPACKING 
 3ETTINGUPTHE3UPPORT2OD 
 !TTACHMENTOFTHE%ASY#LAMP 
 2EMOVALOFTHE%ASY#LAMP 
 )NSTALLATIONOFTHE2EFLUX'LASS!SSEMBLY 
 )NSTALLATIONOFTHE$ESCENDING'LASS!SSEMBLY 
 )NSTALLATIONOFTHE$ESCENDING'LASS!SSEMBLY
WITHAND#OOLER 
 )NSTALLATIONOFTHE2ECEIVING&IXTURE 
 !TTACHINGAND2EMOVING&LASKS 
 (OSE#OUPLING 
 /PERATINGTHE3HUTOFFTAP 
 "ATH2EPLENISHMENT/PTIONAL 

2ESETOFTHEOVER TEMPERATUREPROTECTION 
 (EATING-EDIUM 
 #HECKING)NSTALLATION 
5 Operation 20
 !RRANGEMENTOFTHE/PERATOR#ONTROLAND
$ISPLAY%LEMENTS 
 !DJUSTINGTHE-AXIMUM3ET0OINT4EMPERATURE
AND!UTOMATIC,OWERINGOFTHE"ATHIN#ASEOF
A0OWER)NTERRUPTION 
 4IPSAND4RICKS 
 4ABLEOF3OLVENTS 

2
2OTAVAPOR R-220
3COPEOF$ELIVERY
&IG2/VERALL6IEW
1 Scope of Delivery
Component
 #HASSISCOMPLETEWITHCONTROLAND
DRIVINGUNITANDWITHHEATINGBATH
 ,,OR,%VAPORATIONFLASK
 2ECEIVINGFLASKX,3INGLERECEIVEROR
X,)NTERCHANGEABLERECEIVERS
 'LASSASSEMBLY
2EFERTO#HAPFOR&IGURE
4ABLE3COPEOF3UPPLY
Standard Accessories: Ordering No.
 3EALTOOL 20057
 /PERATING-ANUAL
'ERMAN 96736
%NGLISH 96737
&RENCH 96738
)TALIAN 96739
3PANISH 96740
4ABLE3TANDAR D!CCESSORIES

3
2OTAVAPOR R-220 3AFETY
2 Safety
4HISUNITHASBEENBUILTINACCORDANCEWITHTHELATESTSTATEOF
THEARTANDWITHRECOGNIZEDRULESOFSAFETY
.EVERTHELESSTHEREARECERTAINRISKSANDDANGERSENTAILEDWITH
THISUNIT
s WHENEVERTHEUNITISOPERATEDBYINDIVIDUALSWHOLACK
SUFFICIENTTRAINING
s WHENEVERTHEUNITISUSEDFORSOMEPURPOSEOTHERTHANITS
AUTHORIZEDUSE
2.1 Symbols
Stop
)NFORMATIONONDANGERSTHATCANCAUSESERIOUSMATERIAL
DAMAGEANDSEVEREPERSONALINJURIESORDEATH
Warning
)NFORMATIONONDANGERSTHATCANBEINJURIOUSTOONESHEALTH
ORCAUSEMATERIALDAMAGE
Note
)NFORMATIONPOINTINGOUTTECHNICALREQUIREMENTS!FAILURETO
OBSERVESUCHINFORMATIONCANLEADTOMALFUNCTIONSUNECO
NOMICALOPERATIONANDLOSSESINPRODUCTION
2.2 Responsibilities of the Operator
4HISUNITMAYONLYBEUSEDBYTECHNICALSTAFFANDBYINDIVIDUALS
WHOBASEDONTHEIRTRAININGORTHEIRPROFESSIONALEXPERIENCE
HAVEAGOODUNDERSTANDINGOFTHEDANGERSTHATCANARISE
FROMTHEITSOPERATION
3TAFFWHODONOTHAVETHISTRAININGANDINDIVIDUALSWHOARE
CURRENTLYINTRAININGMUSTBEGIVENCAREFULINSTRUCTIONS4HIS
/PERATING-ANUALSHOULDBEUSEDASTHEBASISFORSUCHTRAINING
2.3 Authorized Use
4HEROTARYEVAPORATORHASBEENDESIGNEDFORUSEINTECHNICAL
LABORATORIESANDINPRODUCTION)TISAUTHORIZEDFORUSEINAPPLICA
TIONSTHATWORKWITHTHEEVAPORATIONANDCONDENSATIONOF
SOLVENTS
)TISUSEDFOR
s %VAPORATIONOFSOLVENTSANDSUSPENSIONS
s $RYINGOFPOWDERSANDGRANULATES
s 2ECRYSTALLIZATION
s 2EACTIONSUNDERREFLUX
s 3YNTHESISAND#LEANINGOFREFINEDCHEMICALS
s 2ECYCLINGANDCONCENTRATIONOFSOLVENTS
4HEAUTHORIZEDUSEOFTHE2OTAVAPORALSOINCLUDESITSCARE
UPKEEPANDCAREFULHANDLINGINACCORDANCEWITHTHEPROVISIONS
INTHIS/PERATING-ANUAL

4
2OTAVAPOR R-220
3AFETY
2.4 Unauthorized Use
!NYUSEOTHERTHANTHOSEINDICATEDABOVEANDANYUSETHAT
ISNOTINCONFORMITYWITHTHE4ECHNICAL$ATAISCONSIDEREDTO
BEMISUSE4HEOPERATORHIMSELFBEARSSOLERESPONSIBILITYFOR
ALLDAMAGEORINJURIESARISINGFROMANYSUCHUSE
4HEFOLLOWINGAPPLICATIONSINPARTICULARARESTRICTLYFORBIDDEN
s 4HEPRODUCTIONANDPROCESSINGOFMATERIALSTHATCANCAUSE
SPONTANEOUSREACTIONSEGEXPLOSIVES
s 7ORKINGWITHOUTTHEEVAPORATIONFLASKBEINGIMMERSEDIN
THEWATERBATHRISKOFBREAKAGE
s 4HEDRYINGOFHARDBRITTLEMATERIALSEGSTONESSOILSAM
PLESTHATMIGHTCAUSEDAMAGETOTHERECEIVINGFLASK
s 3UDDENSHOCKCOOLINGOFTHEEVAPORATINGFLASK
4HE2OTAVAPOR2ISNOTINTENDEDFORWORKDONEUNDER
OVERPRESSURES
2.5 Basic Dangers
"ASICDANGERSARISEWHENWORKINGWITHTHEFOLLOWING
s 4HEHOTWATEROROILBATHRISKOFBEINGSCALDED
s #ONTAMINATEDSOLVENTSTHATPRODUCERESIDUESFROMDISTILLA
TIONWHICHCOULDCAUSESPONTANEOUSREACTIONSEGMETAL
HYDRIDES
s 3OLVENTSTHATCANPRODUCEPEROXIDESRISKOFEXPLOSIONS
s -IXTURESWITHUNKNOWNCOMPOSITIONSORCONTAMINATION
s $AMAGEDGLASSWARE
s %LECTROSTATICCHARGESWHILEWORKINGEGDURINGTHETRANS
FEROFCOMBUSTIBLESOLUTIONSANDWHILEDRYINGPOWDERS
s 4EMPERATURESOFCOOLANTSTHATLIEBELOWTHEFREEZINGPOINT
OFTHEDISTILLATE!CLOGGINGOFTHEDISTILLATECOOLERDUETO
FREEZINGOUTCANRESULTINTOOGREATANOVERPRESSURE
2.6 Safety Precautions
!LLREGIONALANDLOCALLAWSANDREGULATIONSMUSTBEOBSERVED
4HE2OTAVAPORHASBEENGROUNDEDINTERNALLYTODISSIPATEANY
ELECTROSTATICCHARGESONIT

5
2OTAVAPOR R-220
)TISALWAYSMANDATORYTOWEARPERSONALPROTECTIVEGEARSUCH
ASprotective eyewearANDprotective clothing
4HEMACHINEMUSTNEVERBEROTATEDWITHOUTTHESNAPFLANGE
COUPLINGANDEVAPORATIONFLASKBEINGCLOSED
.ODISTILLATIONMAYBESTARTEDUNLESSTHEEVAPORATINGFLASKIS
IMMERSEDINTHEBATH4HEREISALWAYSTHERISKTHATTHENECK
OFTHEFLASKMIGHTBREAKOFFDUETOTHEGREATWEIGHTINVOLVED
4HEREISARISKOFBECOMINGSCALDEDWHILECHANGINGEVAPORATING
FLASKS7EARINGGLOVESPREVENTSTHIS
#HECKTHEGLASSCOMPONENTSREGULARLYFORPOSSIBLEDAMAGE
SPREADINGIMPACTMARKSORCRACKS
.EVERINTERRUPTTHEGROUNDINGCONDUCTORPROTECTIVECONDUCTOR
/THERWISETHEREWILLBETHERISKOFANELECTRICALSHOCK
4HEOPERATORBEARSRESPONSIBILITYFORPROVIDINGPROPERINSTRUCTION
OFHISOPERATINGSTAFF4OAIDHIMINDOINGTHISTRANSLATIONSOF
THIS/PERATING-ANUALAREALSOAVAILABLEINSEVERALOTHER
LANGUAGES!SANINTEGRALCOMPONENTOFTHEROTARYEVAPORATOR
THIS/PERATING-ANUALMUSTBEREADILYAVAILABLEATALLTIMESTO
THEOPERATINGSTAFFATTHELOCATIONWHERETHEYAREUSINGTHE
UNIT
4HEOPERATORMUSTINFORMTHEMANUFACTURERIMMEDIATELYOF
ANYANDALLEVENTSRELEVANTTOSAFETYTHATOCCURINHISUSEOF
THISEQUIPMENT
2.7 Modifications
.OMODIFICATIONSAREPERMISSIBLEWITHOUTCONSULTINGWITHAND
OBTAININGTHEWRITTENAPPROVALOFTHEMANUFACTURER
.OGLASSASSEMBLIESOTHERTHANTHOSERECOMMENDEDBYTHE
MANUFACTURERMAYBEUSEDNORMAYANYGLASSCOMPONENTS
BEPUTTOGETHERARBITRARILY
/NLYTHOSECOMPONENTSOFTHEROTARYEVAPORATORINTENDEDFOR
FULFILLMENTOFITSFUNCTIONMAYBEINSTALLEDINORREMOVEDFROM
THEUNIT4HISMAYBEDONEEITHERBYHANDORWITHTHEUSEOF
THETOOLSUPPLIEDALONGWITHTHEUNIT4HEREMOVALOFSAFETY
DEVICESORCOVERSUSINGSOMECOMMERCIALLYAVAILABLETOOLIS
OTHERTHANFORAUTHORIZEDCOMMISSIONINGPERSONNELSTRICTLY
FORBIDDEN#ONTACTWITHPARTSTHATAREELECTRICALLYLIVEMAY
RESULTINFATALINJURY
3AFETY

6
2OTAVAPOR R-220
3 Function
&IG0RINCIPLEOFOPERATIONOFTHE2
&UNCTION
!VACUUMROTARYEVAPORATORISUSEDFORQUICKSINGLESTAGE
DISTILLATIONSTHATTREATTHEPRODUCTGENTLY4HEPROCESSISBASED
ONTHEEVAPORATIONANDCONDENSATIONOFSOLVENTSINAROTATING
EVAPORATINGFLASK
)TISPOSSIBLETOWORKUNDERAVACUUMTOENSUREGENTLERTREAT
MENTOFTHEPRODUCTANDINCREASEPRODUCTIVEOUTPUT
$ISTILLATIONMAYBEDONEEITHERUNDERAVACUUMORATATMOS
PHERICPRESSURE
!SECURECLOSENESSISGUARANTEEDINTHELOWPRESSURERANGE
3.1 Principle of Operation
햲Evaporation Zone
4HESOLVENTINTHEEVAPORATINGFLASKISHEATEDBYTHEHEATING
BATH4HEROTATIONOFTHEEVAPORATINGFLASKENSURESANIN
TENSIVEEXCHANGEOFHEATANDMASSWITHINTHECONTENTSOF
THEFLASKFORMINGATHINFILMOFSOLVENTONTHEINNERSURFACE
OFTHEFLASK4HISCOMBINATIONOFTURBULENCEANDFILMPREVENTS
LOCALOVERHEATINGANDENSURESHIGHDISTILLATIONSPEED
햳Rotary Drive
4HEDRIVEUNITENSURETHEUNIFORMROTATIONOFTHEEVAPORATING
FLASK
햴Cooling Zone
4HESOLVENTVAPORFLOWSINTOTHECOOLERATAHIGHSPEED
4HISISWHERETHEENERGYINTHESOLVENTVAPORISTRANSFERRED
TOTHECOOLINGMEDIUMEGWATER4HESOLVENTCONDENSES
햵Receiving Flask
4HERECEIVINGFLASKISUSEDTOCOLLECTTHECONDENSATE
햶Vacuum Cover
4HESYSTEMPRESSUREISREDUCEDSOASTOLOWERTHEBOILING
POINTOFTHESOLVENT4HEREDUCTIONINTHERMALLOADINGTHAT
RESULTSENSURESGENTLETREATMENTOFTHEPRODUCTANDOFFERS
ENERGETICADVANTAGES
4HEPRESSUREVACUUMOFDISTILLATIONTHETEMPERATUREOFTHE
HEATINGBATHTHEROTATIONALSPEEDANDTHESIZEOFTHEEVAPO
RATINGFLASKALLAFFECTTHEEVAPORATIONOUTPUT2EFERTO#HAPTER
FORHOWTOSELECTTHEOPTIMUMCONDITIONSOFDISTILLATION
햵
햴
햲
햳
햶

7
2OTAVAPOR R-220 0UTTINGINTO/PERATION
4 Putting into Operation
4HEDANGERZONEAROUNDTHE2OTAVAPOR2CANEXTEND
OUTWARDBYUPTOM7HENWORKINGINSIDETHISDANGER
ZONETHEREISARISKOFDAMAGINGTHEGLASSPARTSWHICHCOULD
CAUSETHEMTOIMPLODE
4HEELECTRICALCONNECTIONMUSTBEINSTALLEDANDCHECKED
BYANAUTHORIZEDPERSON
4.1 Installation Location
!LWAYSSETTHEUNITUPONACLEANSTABLEANDFLATSURFACE
.EVERATALOCATIONWHERETHEREISAGREATDEALOFPERSONAL
TRAFFICBREAKINGORBROKENGLASS
4HEDIMENSIONSOFTHEROTARYEVAPORATORARE
(EIGHT
WITHOUTTROLLEY 2EFLUX MM
$ESCENDING MM
"ULLFROG2EFLUX MM
"ULLFROG$ESCENDING MM
WITHTROLLEY 2EFLUX MM
$ESCENDING MM
7IDTH
2EFLUX MM
$ESCENDING MM
$ESCENDINGWITHCOOLERS MM
$EPTH
3INGLERECEIVER MM
)NTERCHANGEABLERECEIVERS MM
4.2 Unpacking
4AKECARENOTTOBREAKTHEGLASSWHENOPENINGCARTONSTHAT
CONTAINGLASSWARE
,OOKFORANYDAMAGEAFTERUNPACKING)TISIMPORTANTTHATANY
DAMAGEINTRANSITBEIDENTIFIEDRIGHTWHENUNPACKING)FNEC
ESSARYMAKEANIMMEDIATEASSESSMENTOFTHESITUATION.OTIFY
THEPOSTOFFICETHERAILROADORTHESHIPPINGCOMPANYINVOLVED
3AVETHEORIGINALPACKINGFORPOSSIBLETRANSPORTATALATERDATE

8
2OTAVAPOR R-220
0UTTINGINTO/PERATION
&IG3UPPORTROD
4.3 Setting up the Support Rod
s 0LACETHESUPPORTROD햳INTOTHEHOLDERPROVIDEDFORITAND
LOWERITINTOTHEFOOTHOLEATTHEBACK&IXITTIGHTUSINGTHE
LOCKINGSCREW햲
s 0UTTHEPOSITIONINGRING햴ONOVERTHERODMMBELOW
THEUPPEREDGE
s ,AYTHEPIVOTINGCLAMP햵ONTOPOFTHEPOSITIONINGRING
s !TTACHTHEPIVOTINGCLAMPFORTHERECEIVINGFLASKMM
ABOVETHEBOTTOMEDGEOFTHEROD
7HENINSTALLINGANINTERCHANGEABLERECEIVER
s 0LACETHESHORTSUPPORTRODINTOTHEHOLDERATTHEFRONTAND
LOWERITINTOTHEFOOTHOLE3CREWITTIGHTUSINGTHELOCKING
SCREW
s !TTACHTHEPIVOTINGCLAMPAPPROXMMABOVETHELOWER
EDGEOFTHEROD
햲
햴
햳
햵

9
2OTAVAPOR R-220 0UTTINGINTO/PERATION
4.4 Attachment of the EasyClamp
s #AREFULLYLAYTHE%ASY#LAMPAROUNDTHEGLASSANDFOLDTHE
TOPANDBOTTOMSEGMENTSTOGETHERCLOSINGTHEMATTHEIR
OPENCONNECTIONPOINT
s )NSERTTHEBOLTTHATDOESNOTHAVEASPACERSPRINGAND
TIGHTENTHEKNURLEDNUTSSLIGHTLY
s 4IGHTENALLKNURLEDNUTSUNIFORMLYBYHAND
Note:
!LWAYSTIGHTENTHEKNURLEDNUTSBYHANDANDNOTTOTHEBLOCK
WITHTHESPRINGPRESSEDTOGETHERCOMPLETELY/THERWISETHE
PRESTRESSINGWILLBELOST
4HEREMUSTALWAYSBEAGAPOFABOUTMMBETWEENTHE
KNURLEDNUTANDTHESUPPORTSURFACE
4.5 Removal of the EasyClamp
/NALL%ASY#LAMPCONNECTIONSonly the bolt without a
spacer springHASTOBEREMOVEDINORDERTOOPENTHECON
NECTION
s 2ELEASETHEKNURLEDNUTSONALLORBOLTSUNTILTHESPRINGS
HAVEBEENRELIEVED$ONOTHOWEVERSCREWTHENUTALL
THEWAYOFF
s /NTHEBOLTTHATDOESNOTHAVEASPACERSPRINGRELEASE
THEKNURLEDNUTFARENOUGHWITHOUTREMOVINGITCOMPLETELY
SOTHATTHEBOLTCANBETILTEDOUTANDREMOVEDASAUNIT
s !TTHECONNECTIONPOINTWHICHISNOWOPENSPREADTHE
TOPANDBOTTOMSEGMENTSAPARTANDCAREFULLYREMOVETHE
%ASY#LAMP
&IG!TTACHMENTOFTHE%ASY#LAMP
&IG2EMOVALOFTHE%ASY#LAMP

10
2OTAVAPOR R-220
햸
햺
햻
햷
햲
햹
햶
햳
햵
햴
햶
0UTTINGINTO/PERATION
4.6 Installation of the Reflux Glass Assembly
!LLGLASSWAREUSEDMUSTBEINTACTWITHNOSIGNSOFCRACKS
SPREADINGIMPACTMARKSOROTHERDAMAGE)NSPECTTHEGLASS
WAREVISUALLYBEFOREINSTALLINGIT
s &IXTHEREFLUXDISTRIBUTIONHEAD햲INPOSITIONONTHEGEAR
HEADUSINGA$.%ASY#LAMPCONNECTION
s )NTRODUCETHECOOLER햳TOGETHERWITHTHECOOLERHOLDER
햴INTOTHEPIVOTINGCLAMP햵ANDCONNECTITTOTHEDISTRIBU
TIONHEAD$.%ASY#LAMPCONNECTION
s !LIGNTHECOOLER햳INAVERTICALPOSITIONANDFIXITINPLACE
WITHTHEPIVOTINGCLAMP햵
s 3CREWTHECOOLINGWATERHOSENIPPLES햶ONTOTHECOOLER
햳
s )NSERTTHESHUTOFFTAP햷INTOTHEDISTRIBUTIONHEAD햲AND
TIGHTENITFIRMLY
s )NTRODUCETHESTOPCOCK햸INTOTHEDISTRIBUTIONHEADWITH
THE04&%HOSEATTACHEDTOITANDSECUREITWITHASTANDARD
JOINTCLAMP햹
s !TTACHTHECONDENSATECOOLER햺TOTHEDISTRIBUTORHEAD
WITHA$.%ASY#LAMPCONNECTIONANDFIXITINPOSITION
s 3CREWTHETEMPERATURESENSOR햻INTOTHEDISTRIBUTIONHEAD
햲
s #HECKALL%ASY#LAMPCONNECTIONSANDTIGHTENTHEMEVENLY
ANDINPARALLEL
→4HEINSTALLATIONOFTHERECEIVINGFIXTUREISDESCRIBEDON0AGE

&IG2EFLUXGLASSASSEMBLY

11
2OTAVAPOR R-220 0UTTINGINTO/PERATION
4.7 Installation of the Descending Glass Assembly
!LLGLASSWAREUSEDMUSTBEINTACTWITHNOSIGNSOFCRACKS
SPREADINGIMPACTMARKSOROTHERDAMAGE)NSPECTTHEGLASS
WAREVISUALLYBEFOREINSTALLINGIT
s &IXTHEDESCENDINGDISTRIBUTORHEAD햲INPOSITIONONTHE
GEARHEADUSINGA$.%ASY#LAMPCONNECTION
s 0UTTHEEXPANSIONVESSEL 햳ONTOTHEDISTRIBUTIONHEAD
ANDFIXITINPOSITIONWITHA$.%ASY#LAMPCONNECTION
s )NTRODUCETHECOOLER햴TOGETHERWITHTHECOOLERHOLDER
햵INTOTHEPIVOTINGCLAMP햶ANDCONNECTITTOTHEDISTRIBU
TIONHEAD$.%ASY#LAMPCONNECTION
s #ONNECTTOTHECOOLERANDTHEEXPANSIONVESSELUSINGTHE
5TUBE햷ANDFIXINPOSITIONWITHTWO$.%ASY#LAMP
CONNECTIONS
s !LIGNTHECOOLER햴ANDTHEEXPANSIONVESSEL 햳INTHEIR
VERTICALPOSITIONSANDFIXTHEMINPLACEWITHAPIVOTINGCLAMP
햶
s 3CREWTHECOOLINGWATERHOSENIPPLES햸ONTOTHECOOLER
햴
s )NSERTTHESTOPCOCK햹WITHTHE04&%HOSEMOUNTEDON
ITINTOTHEDISTRIBUTIONHEADANDSECUREITWITHASTANDARD
JOINTCLAMP햺
s &ASTENTHEVACUUMCONNECTOR햻TOTHE9CONNECTION햽
WITHA$.%ASY#LAMPCONNECTIONANDFIXTHEUNITIN
PLACEONTHELOWERENDOFTHECOOLERWITHA$.
%ASY#LAMP
s 3CREWTHETEMPERATURESENSOR햾INTOTHESUPPORTCONNEC
TIONINTHE5TUBE햷
s #HECKALL%ASY#LAMPCONNECTIONSANDTIGHTENTHEMEVENLY
ANDINPARALLEL
→4HEINSTALLATIONOFTHERECEIVINGFIXTUREISDESCRIBEDON0AGE

&IG$OWNGRADEGLASSASSEMBLY
햸
햴
햷
햸
햻
햽
햺햹
햲
햳
햶
햷
햾

12
2OTAVAPOR R-220
0UTTINGINTO/PERATION
4.8 Installation of the Descending Glass Assembly
with a 2nd Cooler
!LLGLASSWAREUSEDMUSTBEINTACTWITHNOSIGNSOFCRACKS
SPREADINGIMPACTMARKSOROTHERDAMAGE)NSPECTTHEGLASS
WAREVISUALLYBEFOREINSTALLINGIT
s &IXTHEDESCENDINGDISTRIBUTORHEAD햲INPOSITIONONTHE
GEARHEADUSINGA$.%ASY#LAMPCONNECTION
s 0LACETHEEXPANSIONVESSEL 햳ONTHEDISTRIBUTIONHEAD
ANDFIXITINPOSITIONWITHA$.%ASY#LAMPCONNECTION
s )NTRODUCETHECOOLER햴TOGETHERWITHTHECOOLERHOLDER
햵INTOTHEPIVOTINGCLAMP햶
s #ONNECTTHECOOLERANDTHEEXPANSIONVESSELWITHTHE5
TUBE햷ANDFIXTHEMINPOSITIONWITHTWO$.%ASY#LAMP
CONNECTIONS
s )NSERTTHESECONDCOOLER햸TOGETHERWITHTHECOOLERHOLDER
햹INTOTHEPIVOTINGCLAMP햺
s *OINTHETWOCOOLERSWITHTHE9CONNECTION햻ANDFIXTHEM
INPOSITIONWITHTWO$.%ASY#LAMPCONNECTIONS
s !LIGNTHECOOLERS햴AND햸ANDTHEEXPANSIONVESSEL햳
INTHEIRVERTICALPOSITIONSANDFIXTHEMINPLACEWITHPIVOTING
CLAMPS햶AND햺
s 3CREWTHECOOLINGWATERHOSENIPPLES햽ONTOCOOLERS햴
AND햸
s )NSERTTHESTOPCOCK햾WITHTHE04&%HOSEMOUNTEDON
ITINTOTHEDISTRIBUTIONHEADANDSECUREITWITHASTANDARD
JOINTCLAMP햿
s 3CREWTHETEMPERATURESENSOR헀INTOTHESUPPORTCONNEC
TIONINTHE5TUBE
s #HECKALL%ASY#LAMPCONNECTIONSANDTIGHTENTHEMEVENLY
ANDINPARALLEL
→4HEINSTALLATIONOFTHERECEIVINGFIXTUREISDESCRIBEDON0AGE

&IG$OWNGRADEGLASSASSEMBLYWITHTWOCOOLERS
햸
햹
햽
햺
햽
햻햿햾
햶
햲
햷
햳
헀
햴
햵

13
2OTAVAPOR R-220 0UTTINGINTO/PERATION
4.9 Installation of the Receiving Fixture
!LLGLASSWAREUSEDMUSTBEINTACTWITHNOSIGNSOFCRACKS
SPREADINGIMPACTMARKSOROTHERDAMAGE)NSPECTTHEGLASS
WAREVISUALLYBEFOREINSTALLINGIT
Single Receiver
s &ASTENTHESUPPORTRING햲TOTHESUPPORTRODWITHAPIVOTING
CLAMP햳
s 3CREWTHEOUTLETVALVES 햴ONTHERECEIVINGFLASK 햵ON
TIGHTUSINGA$.%ASY#LAMPCONNECTION
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Dual Receiver
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s 0LACETHERECEIVINGFLASKS햵ONTHESUPPORTRINGS햲
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14
2OTAVAPOR R-220
0UTTINGINTO/PERATION
4.10 Attaching and Removing Flasks
Bring up the flask
s 7ITHTHESNAPFLANGECOUPLINGOPENLAYTHEFLASKINPOSITION
s #LOSETHEFIRSTSEGMENTOFTHESNAPFLANGECOUPLING4HE
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s #LOSETHESECONDSEGMENTOFTHESNAPFLANGECOUPLING
s )NSERTTHECLOSUREHOOKANDPRESSDOWNTHECLOSURELEVER
!CLEARRESISTANCEMUSTBEFELTWHENTHISISDONE)FNOT
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!DJUSTINGTHETENSIONONTHECLOSURE
/PENTHECLOSUREHOOKUPANDTURNIT
4URNINGCLOCKWISE INCREASESPRESSURE
4URNINGCOUNTERCLOCKWISE REDUCESPRESSURE
)FTHEFLANGEOFTHEEVAPORATINGFLASKISOUTSIDEOFACERTAIN
TOLERANCETHEADJUSTMENTWITHTHEHOOKISNOTPOSSIBLE
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15
2OTAVAPOR R-220 0UTTINGINTO/PERATION
&IG/PENINGTHESECONDSEGMENT
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s /PENTHECLOSURELEVER햲
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s &LIPUPTHEFIRSTSEGMENTOFTHESNAPFLANGECOUPLING
s 7ITHYOURHANDUNDERTHEFLASKLIFTITLIGHTLYSLIGHTLYFROM
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16
2OTAVAPOR R-220
4.11 Hose Couplings
)NGENERALOBSERVETHEFOLLOWINGITEMSFORALLGLASSASSEMBLIES
4HECOOLINGWATERINLETISALWAYSATTHELOWERCONDENSER
CONNECTION
7HENTHEREARETWOCONDENSERS$UND$"THETWOCON
DENSERSCANBECONNECTEDSERIALLY THEADDITIONALCONDENSER
BEINGCOOLEDFIRST
4HEFOLLOWINGISTHEKEYFORALLOFTHEHOSEDIAGRAMSONTHESE
TWOPAGES
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햵#OOLINGWATEROUTLETFORSECONDCONDENSER
햶6ACUUMCONNECTION
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17
2OTAVAPOR R-220
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18
2OTAVAPOR R-220
0UTTINGINTO/PERATION
4.12 Operating the Shut-off tap
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SUREWHENITISINACLOSEDPOSITIONISPROVIDEDBYAPRESTRESSED
SPRING
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4.13 Bath Replenishment (Optional)
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THEBACKWALLOFTHEUNIT4HISINTERRUPTSTHEREPLENISHMENTOF
THEBATHWHENROTATIONSTOPS
4HEINSTALLATIONOFTHEWATERVALVEISDESCRIBEDINCHAPTER
2EPLACEMENT0ARTS7 ATER6ALVE
)FOILISUSEDASHEATINGMEDIUMTHEBATHREPLENISHMENT
HASTOBEEMPTIEDANDDISCONNECTEDFROMTHEWATERINLET
/THERWISETHEREISARISKOFWATERPOURINGINTOTHEHOTOIL
BATH
Operating Instructions!
7HENROTATIONSTOPSTHECOOLINGWATERANDBATHREPLENISHMENT
WATERSWITCH/&&AFTERSHORTDELAY!SSOONASROTATIONSTARTS
THEVALVEREOPENSANDTHEWATERFLOWSONCEAGAIN
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