Sanyo MIR-153 User manual

INSTRUCTIONMANUAL
CooledIncubator
o
MIR-153
MIR-253
MIR-553
MIR-153MIR-253MIR-553
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Besuretoobeythismanualforsafety.
ThankyouforyourpurchaseoftheSanyo
incubator.Pleasereadtheseinstructionscare-
fullybeforeusing.
Youmustconformtothismanualafter
readingthroughoutwell,becausethis
manualcontainsmanyimportantitems
forsafety.
Besuretoobeythismanualforsafety1-3
AFewPrecautions4
Cautions5
InstallationSite5
NameandFunctionofParts6~7
OperatingInstructions8~13
CareandMaintenance14~15
TroubleShooting16
Attention17
EnvironmentalConditions17
Specifications18
Itemsaredescribedsothatyoucanusethisunit
safelyandproperly,andsothatyoucantake
precautionstopreventpossibleinjuryanddam-
agetoyouandotherpeople.
Theyaredistinguished[WARNING]from[CAU-
TION]byitscontents.Besuretoobservethese
contentsbecausetheycontainmanyimportant
itemsforsafetyoperation.
Indicationandmeaningareasfollows.
.WARNING!
Thiscontentmeansthatitispossibleto
resultinfatalinjuryorseriousinjuryto
human.
Thiscontentmeansthatitispossibleto
resultininjurytohumananddamageto
thing.
Markshows;
ytvA markmeanscaution.
<9markmeansprohibition.
•markmeansinstruction.
Besuretokeepthismanualintheplace
canbereadbytheuseratanytimeafter
youread.
-1-
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Keeptheserulesforsafetybyallmeans.
!\WARNING!
0
0
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0
Don'tuseitoutdoors.Whenisusedat
theplacesplashingtherainwater,this
maycauseelectricalleak/shock.
Theinstallationdependsonstoreor
specialtytrader.Whenisdope installa-
tionconstructionbyoneseif,ifitisdefi-
ciency,thismaycausegasleak,liquid
leak,shockandfire.
Theinstallationmustbedone ina place
bearingweightenoughsurely.When
strengthlackandinstallationareincom-
plete,thismaycauseinjurybyfalling
andturningovertheproduct.
Don'tinstallitintheplacethatiseasy
tobesplashedand/orthereisa lotof
moisture.Deteriorationoftheinsulation
maycauseelectricalleak/shock.
Useanoutletmorethanrating15A
alone.Whenuseittogetherwithother
appliance,abnormalheatingaround
branchoutletmaycauseignition.
Afterremoveddustfrompowersupply
plug,insertpowersupplyplugtoa root
ofbladesurely.Dustypowersupplyplug
andinsufficientplug-insertingmaycause
ignition.
Useoutletwithgroundtopreventa
shock.Ifthereisnooutletwithground,
entrustspecialtytraderwithgroundcon-
struction.
Don'tconnectthegroundrouteofground
constructiontogroundrouteofgaspipe,
waterservicepipelightningrodandtel-
ephone.Incompletegroundcancause
shock.
Don'tputa thingandforeignmetal,such
aspinandwire,ina ventandbetween
gapsanddischargingoutletforinnercir-
culation.Ifshockoccursordrivingsec-
tionmoves,whichmaycauseinjury.
Don'tputthevolatileorinflammablear-
ticleinthecontainer.Itmaycauseex-
plosion/fire.
0
o
Whentherepair,maintenanceandin-
spectionisdone,changethepowersup-
plyswitchtostopanddisconnectthe
powersupplyplug.Itmaycauseshock
andinjury.
Don'tinhalemedicine,streamandpower
duststackedaroundwhenrepairingthe
product.Itmaycauseimpairingthe
health.
Don'tpourwaterdirectlyontheprod-
uct.Itmaycauseshortcircuit/shock.
Thepersqnexceptserviceengineer
mustnotdisassembleandrepair/modify.
Catchingfireandabnormaloperation
maycauseinjury.
Disconnectthepowersupplyplugwhen
thefluorescentlampisreplaced.Itmay
causeshock.
Disconnectthepowersupplyplugin
abnormality.Ifholdabnormaloperation,
thismaycauseshockandfire.
Avoidstoretheproductintheplacefor
infantplayingandavoidclosethedoor
tightlywhenshutdownandstorethe
product.Itmaycauseshuttinganinfant
in.
Thedismantling/thedisposaldependon
aspecialmanufacturer.Leavingtheunit
asitismaycauseaccident,suchas
shuttinganinfantin.
-2-
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o
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0
0
0
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Placetheunitona levelandstrong
placeandperformthepreventionofturn-
ingover.Wheninstallationisincomplete,
thismaycauseinjurybyliquidleak,fall-
ingandturningovertheproduct.
Don'tuseitbesidesratingfrequencyof
ratinglabelattachedtothemainbody,
thevoltage.Itmaycausefire/shock.
Settheinstallationofshelfboardsurely
justly.Theremaybethethingthatitis
causedofinjurywhenfalloff.
Don'tputa thingmorethan30kgon
shelfanddon'tthrowa thinginto.Fall-
ingmaycauseinjury.
Whena powersupplydisconnectsthe
plug,I holdpowersupplyplugofpoint
byallmeansnottohavepowersupply
code,andpullitup.Itmaycausefire
byshockandelectricalleak.
Don'tdamageandinjurythepowercord
andplug.And,don'tuseiflooseninlet
ofpowersupplyplug.Itmaycausefire/
shock.
Don'ttouchelectricalpartssuchas
powersupplyplugwithwethand.Itmay
causeshock.
Usea powersupplyforthiscontainer
froman.outletequippedwithwhenuse
machineryina container.Itmaycause
fire.
Confirmthesettingpointifresuméop-
erationafterpowerfailureorturningoff.
Changingofsettingpointmaycausein-
jury(harming)tocontents.
Don'tputa containerwhichholdsheavy
thingorwaterontheproduct.Falling
maycauseinjuryandtheinsulationof
electricalcomponentmaybedeteriorated
withthespilledwater,andtheymay
causeelectricalleak.
0
0
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Don'tgetontoandputa thingonthe
product.Turningover,damageandfall-
ingmaycauseinjury.
Don'tputbottlesandcansinwhenused
thiscontaineratsettingtemperatureless
than0°C.Itmaycauseinjurybybreak-
ingthebottlesduetofreezingcontents.
Don'ttoucha thingina container(a
thingmadebymetalinparticular)with
wethandwhenusedthiscontainerat
settingtemperaturelessthan0°C.Itmay
causefrostbite.
Holdthehandlewhenshutthedoor.
Holdinga placeexceptthehandlemay
causeinjurybycatchinga fingerin.
Don'tplacea handonglass,anddon't
addstrongpower.Breakingofglassmay
causeinjury.
Putontheglovesinrepairingthisprod-
uct.Itmaycauseinjurybycorner/edge
ofinteriorparts.
Payattentiontoavoiddamagetopower
supplycordafterpullingoutofoutletin
movingtheproduct.Itmaycauseshock/
fire.
Completelydodrainageofwaterof
evaporatingdishwhenmovea product.
Leakageandsplashingofwatermay
causeelectricalleak/shock.
Becarefulnottoturnovercarefully
whenmovetheproduct.Payattention
nottoturnovercarefullywhenmovethe
product.Itmaycauseinjurybyturning
over.
Pullpowersupplyplugoutofoutlet
whenshutdowntheproductforlong
time.Deteriorationofinsulationmay
causeshock,electricalleakandfire.
-3-
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AFEWPRECAUTIONS
ODonotusetwo-waysocketsetc,becauseit
couldcauseproblems.Alsousean exclusive
breaker.
ODonotputvolatileorinflammablechemicals
(likeethanol,benzine,alcohol,propaneorad-
hesiveagents)inthebox.
QWhencleaning,donotpourwaterdirectlyon
theoutsideoftheincubator(especiallyoncon-
trolpanelofthetopsurface).Thiscouldcause
ashort-circuitorotherproblems.
0Ifa completelyfilledbottleofmaterialisplaced
insidethecabinetandtheinsidetemperature
isloweredtobelow0°C,freezingofthecontents
couldbreakthebottle.
OWhencleaning,donotusebrushes,acids,ben-
zine,thinner,soap,cleanerorhotwater.These
willcausediscoloringordamagetocoatedsur-
faces.Onplasticorrubberparts,theywillcause
transformation,discolorationordegeneration.
Neverapplyvolatilechemicals(likebenzineetc.)
onplasticorrubberparts.Whenneutraldeter-
gentisused,besuretorinsethoroughlywith
waterafterwards.
Themaximumheatloadcapacityacceptableto
thisincubatorisshowninFigures2,3 and4
undertheheading"TROUBLESHOOTING."If
thislimitshouldbeexceeded.itmaycausethe
unittomalfunction.
Howtoground earthwire
Equipwithanearthplatetoprotectyourselfagainstelectricshockwhichcouldresultfrompoorinsulation.
Consultourshopsorelectricianfortheseinstallation.
Installinga leakbreaker
Whenyouusethisincubatorinhumidorwetsituations,youmustinstalla leakbreakeronthepowersupply
side,aswellasinstallinganearthplate.Consultourshopsoranelectricianfortheseinstallations.
-4-
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CAUTIONS
OIfthetemperaturecontrolissetforbelow5°C,
theincubatorcouldfrostup.Ifthecoolerisob-
structedbytheaccumulationoffrost,itscool-
ingcapacitywillbeaffectedandtherewill
be.ariseintemperature.Checkforfrostaccumu-
lationperiodicallythroughtheobservationwin-
dow.Ifanexcessiveamountoffrosthasaccumu-
lated,defrost.Anymaterialhighinwatercon-
tentthatiskeptintheincubatorwillcontribute
totheaccumulationoffrost.Thedefroster,how-
ever,cannotbeactuatedunlesstheinsidetempera-
tureisbelow-5°C.
©Anyheatloadplacedintheunitandswitchedon
cancausea deviationoftheinsidetemperature
fromthesetvalue.Ifthisisthecase,measure
theinsidetemperaturewitha precisionthermo-
meterplacedinthecenterofthecavityand
adjustthetemperaturecontroldialaccordingly.
©Thespaceinthecabinetiscooledbytheforced
circulationofchilledair.Itisimportantthat
theairintakeandexhaustportsnotbeobstruct-
edinanyway.Careshouldbetakentoseethat
foreignmatterdoesn'tentertheunitthrough
theports.Thiscouldcausea temperaturedevia-
tionfromthesetvalue.
OForsometimeaftertheunithasbeenstarted
orwhenthetemperatureisfairlyhigh,thecabi-
netwallsmayheatup.Thisdoesn'tindicatea
malfunction.Itindicatesthatthecondensation
preventative/powereconomyfunctionisper-
formingsatisfactorily.Hotgasesarepipedfrom
themotorcompressoralongthefrontedgesof
thecabinettopreventcondensation.
0Ifdewaccumulatesonthefrontglassortheouter
surfaceoftheframe,wipeitoffwitha softcloth.
OWhenitisdesiredtoplaceaninstrumentre-
quiringa measuringcableandpowercordinthe
cabinet,thecableandcordcanbeledthrough
theaccessholeprovidedontheleftsidewallof
thecabinet.AfterinstaËation,a rubberplug
shouldbeprovidedasaninsulationdevice.Fail-
uretousea rubberplugcaninterferewiththe
properloweringoftemperatureandleadtocon-
densationontheoutsideofthehole.
Theacceptableambienttemperaturerange
forthisincubatoris-10°C~ +35C.
0Whenreplacingtheglassprotectionplate,work
carefullysinceitcanbebrokenordamagedif
subjectedtoexcessiveforce.Thereplacement
procedurecanbefoundundertheheading"Care
andMaintenance."(MIR152,MIR252only)
©Twocontrolmethodsareavailablefortheunit:
PIDcontrolWhenthetemperatureissetabout
15°Chigherthantheambienttemperature.
Thereislittletemperaturecycle.
ON-OFFcontrolWhenthesettemperatureis
nothigherthantheambienttemperatureby
about15°C,insidetemperaturerangeisabout
2°C,resultingfromcyclerunning.
©Forthemethodofsettingthehigh/lowtempera-
turealarm,pleaserefertoprocedure underthe
head"OPERATINGINSTRUCTIONS."Anerro-
neoussettingofeitheralarmcanresultina tem-
peraturecontrolerror.
(DCheckthesetvalueinthecaseofpoweroffor
powerfailure.Ifthesetvaluehasbeenchanged,
thereispossibilitytogivea damagetocontents.
INSTALLATIONSITE
QTheunitshouldnotbeexposedtodirectsun-
light.Iftheunitisinstalledindirectsunlight
apropersunshadeorshieldshouldbeprovided.
©Adequateventilationisnecessary.A spaceof,at
least,10cmshouldbeprovidedbehindtheunit.
Poorventilationcaninterferewithproper
cooling.
OInstallationshouldbedoneona solidandlevel
surface.Installationona solidandlevelsurface
ensuresagainstabnormalvibrationandnoise.
OTheunitshouldnotbeinstalledina damparea
orneara sinkorfaucet.
0Theunitshouldbekeptawayfromheatsources
suchasa stoveorheater.
-5-
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NAMEANDFUNCTIONOFPARTS
OShade
Toprotectthefluorescentlamp.
ODoor
Thedooropensto130°.When
closed,thedoorformsa perfect
sealwiththeaidofmagnetgas-
ket.
0Doorswitch
Tostopthechilledaircircula-
tionfanwhenthedoorisopened
sothattheoutflowofchilledair
isminimized.
OObservationwindow
A3-plyheatrayabsorbingglass
panelwhicharrestsincoming
heatrays
(MIR-153and253only)
Thecabinetinteriorcanbe
screenedfromlightiftheglass
protectionplateissubstituted
foroneofblack.
(MIR-553only)
Thewindowincorporatesa
smalldoor,sealedwithmagnet
gasket,whichscreenstheinside
ofthecabinetfromlight.
0Shelves
Theshelvescanbeadjusted
vertically.
OLock
Tolock,thisshouldbeturned
180°counterclockwise.
OAdjustablelegs
Tosecuretheunitinplace,turn
thelegscounterclockwiseuntil
theunitrestssecurelyonthe
floor.
OEvaporationtray
Tocatchmeltwaterfromauto-
maticdefrostingandtoallowit
toevaporate.
0Look-inwindow
Tocheckthefrostconditionof
thecooler.
MIR-153
©Switchbox©Controlpanel
©Aircirculating
hole
©Shelves-
©Accesshole"
©Look-in-
window
©Drainhole-
-OShade
©Do
-©Observation
window
-©Glass
protection
plate
-©Lock
©Adjustablelegs©Evaporationtray
"©Doorswitch
MIR-253
©Switchbox.
©Aircirculating
hole~
©Controlpanel
©Shelves-
©Accesshole
©Look-in—
window
©Drainhole•
©Casters-
OShade
'©Door
©Observation
window
©Glass
protection
plate
-©Lock
©Doorswitch
©Adjustablelegs©Evaporationtray
-6-
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MIR-553
OShade
©Aircirculatinghole
©Shelves
©Blow-out
duet
©Acess
hole
©Door
©Lock
ÖObservation
window
©Look-in
window
rainhole
©Adjustablelegs
©Casters©Controlpanel
dDAccesshole
Whenaninstrumentthatrequires
ameasuringcableandpowercord
isplacedinsidethecabinet,the
cableandcordcanbeledthrough
theaccessholeprovided.
©Blow-outduet(MIR-553only)
Theairisledthroughtheheat
exchangerandblownthrough
theholesprovidedovertheen-
tirelengthoftheduet.
©Aircirculationfan
Housedinblow-outduet.
©Drainhole
Uncapwhenwipingcleanthe
interiorofthecabinet.Replace
thecapaftercleaning.
©Switchbox
©Controlpanel
Thecontrolpanelincludesthe
temperaturecontroldial,various
alarmsettingdials,thetempera-
tureindicatorandprogramset-
tingdial.
©Glassprotectionplate
(MIR-153and253only)
Ablackplatemaybesubstituted
whenitisdesiredthattheinteri-
orofthecabinetbescreened
fromlight.
©Innerdoor(MIR-553only)
Usinga transparentacrylboard,
thisinnerdoorminimizesthe
outflowofairwhenthecabinet
doorisopened.
©Casters
Facilitatesmovementoftheunit.
-7-
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OPERATINGINSTRUCTIONS
NameandFunctionofEachOperationKeyandLampontheControlPanel
Theoperationkeysonthefrontpanelallow
thefollowingfunctions.
(1)Settingoftemperature.
(2)Highandlowtemperaturepreventionset-
ting.
(3)Operationcanbeprogrammed.
(4)Startandstopofdefrost.
(5)FluorescentlamptobeturnedONand
OFF.
•ControlofCabinetInteriorTemperature
(CONTROL)
OTemperaturesettingkey(SET)
Whenthetemperatureisadjusted,thiskey
shouldbepressed.Thedigitaldisplaywilldis-
playthetemperature.
©Digitshiftkey(••)
Thedigitofthefiguredisplayedfortemperature
adjustmentcanbeshiftedusingthiskey.
OFigureshiftkey(^)
Thefigurethatisdisplayeddigitallycanbe
changedbypressingthiskey.
OEntrykey(ENT)
Whenthedesiredtemperatureisreached,press
thiskey.Operationwülcommencetowardthis
newpoint.
•PreventionofExtremitiesofTemperature
BeingReached(LIMIT)
OAlarmsettingkey(SET)
Whensettingthelimitsofexcessivelyhighand
lowtemperaturesforthecabinetinteriortem-
perature,pressthiskey.
Theexcessivelyhightemperaturewillbedis-
playeddigitallyinthetemperaturedisplaysec-
tion.Todisplaytheexcessivelylowtemperature,
depressthiskeyoncemore.Toreturnthedisplay
toanindicationofthecurrenttemperaturecon-
ditionsinthecabinet,pressthekeyfora third
time.
OExcessivelyhightemperaturepreventionknob
(HIGH)
Thisknobisprovidedtoseta temperaturesuit-
ableforthepreventionofexcessivelyhighheat
levelsbeingreached.Usea smallscrewdriverto
setthetemperature.
OExcessivelylowtemperaturepreventionknob
(LOW)
Thisknobisprovidedtoseta temperaturesuit-
ableforthepreventionofexcessivelylowtem-
peraturesbeingreached.Usea smallscrewdriver
tosetthetemperature.
0Alarmindicatorlamp
Thislamplightswhentheexcessivetemperature
limitsofthecabinetarereached.
OExcessivelyhightemperature
preventionknob(HIGH)
0Alarmindicationlamp
OAlarmsettingkey
OExcessivelylowtemperature
preventionknob(LOW)©Programoperating
start/stopkey
©Defrostdisplaylamp
OProgramsettingkey
OTemperature
settingkey
©Defrostkey
-©Fluorescentlamp
switch
""©Buzzerkey
OEntrykey
(Figureshiftkey
ODigitshiftkey
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CAUTION
MakesurethattheknobsO andO afeeffective
inalteringthevaluesfortheextremesoftempera-
tureswithoutpressingthealarmsettingkey0.
Thesettingsoftheexcessivelyhighandlowtemper-
aturescanthenbeconfirmedbypressingthealarm
settingkey©.
•Other
©Buzzer(BUZZER)
Tostopthealarmfromsounding,pressthiskey.
Shoulda furtherabnormalityoccur,thebuzzer
willsoundautomatically.
KeyforSettingProgrammedOperation
(PROGRAM)
Programsettingkey(SET)
Thiskeysetsthenecessarycomponentsforpro-
grammedoperationoftheinteriortemperature
ofthecabinet.Whenthekeyisdepressed,the
desiredvaluesaredisplayeddigitallyintheorder
required.
Theorderisasfollows:
1)Temperature
2)Time
Toinputthevalues,followsteps1 to3.Ateach
step,pressthe| ENT|keyO toentereachvalue.
Programmedoperationstart/stopkey
(START/STOP)
Pressthekeyoncetoinitiateoperationofthe
program,andagaintostoptheprogram.The
startandstopoperationsareindicatedbya lamp.
Programsteplamp
Whenthislampislit,eachstepoftheprogrammed
operationisconducted.Whenitflashes,thevalues
foreachsteparedisplayeddigitally.
•Defrost(DEF ROST)
©Defrostkey(DEF ROST)
Defrostingisinitiatedwhenthiskeyispressed.
Thisshouldbeconductedwhenfrostisvisible
throughthelook-inwindow.Normaloperation
isresumedautomaticallywhentheunithasde-
frosted.Tostopdefrostinginmid-cycle,press
thekeyoncemore.
Makesurethatthecabinetinteriortemperature
isbelow5°Cwhendefrostingiscommenced.
©Defrostdisplaylamp
Thislamplightsduringdefrosting.
•FluorescentLamp(LIGHT)
©Fluorescentlampswitch
WhenthisswitchisturnedON,thefluorescent
lampintheinnercabinetwillbelit,andwillbe
extinguishedwhentheswitchisturnedOFF.
FUNCTIONOFITEMSIN
THESWITCHBOX
©Powersourceswitch(POWER)
Circuitbreakerforallpowersources,including
receptacles.
©Keylockswitch(LOCK)
Thekeysonthecontrolpanelcannotbeoper-
atedunlessthisswitchisturnedtothe"OFF"
position.Thiskeypreventsthesettingpoints
frombeingalteredaccidentally.
REMOTEALARM
Theterminalfortheremotealarmislocatedinthe
boxatthereartopoftheframe.(MIR-153,MIR-
253)
Theterminaloftheremotealarmislocatedinthe
boxattherearbottomoftheframe.(MIR-553)
Theremotealarmterminalisa contactoutput.When
highorlowtemperaturealarmoperates,contactis
closed.
Contactcapacityis0.4A(AC-125V)or2A(DC
30V).
MIR-153,253
No o
Noo
Y
Terminalfor
theremotealarm
MIR-553
—Terminalfor
theremotealarm
-9-
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OPERATINGINSTRUCTIONS
Inthissection,temperaturesettingsfortheincubator,excessivelyhigh/low
temperaturepreventionsettings,programsettings,programchangeand
start/stopforprogrammedoperationwillbeexplained.Theincubator's
alarmfunctionwillalsobedescribed.
BeforeUsingControlPanel
Digitaldisplaysection
Besurethatthemethodof,and
meaningsofthedigitaldisplayare
fullyunderstoodbeforecom-
mencingoperation.
Displaysvaluesofexces-
sivelyhightemperature
prevention.
Displaysvalueofexces-
sivelylowtemperature
prevention.
Numberoftimespro-
gramistoberepeated.
Alldigitsflashing.Indi-
catesautomatictemper-
aturealarmisoperated.
Onedigitflashing.Indi-
catesvaluesareinpro-
cessofbeingset.
Interiortemperaturedisplay.
Table2
HOU
inn
LUU
nn
nuu
nnn
uuu
nnn
uuu
1
2
3
4
5
Pressalarmsetkey.
Adjusttodesired
pointbyrotating
settingscrew.
PressSETkey.
Adjusttothedesired
pointbyrotating
settingscrew.
PressSETkey.
Keyoperation
LIMIT
rsËTi
(SHIGH
LIMIT
jSETl
S>LOW
LIMIT
[SETI
Displayafteroperation
,455
Excessivelyhightem-
peraturesetat55°C.
Afteradjustment,
displaywillbechanged.
L-IS
Excessivelylowtemper-
aturesetat-15°C.
Afteradjustment,the
displaywillbechanged.
Interiortemperature
ofcabinetwillbe
displayed.
Unitdisplay
°(
•
nnn
uuu
OWhenthekeyunderstandsthemessageinput,a
signalwillsoundtoindicatethatthevalueinput
hasbeenset.Exceptinthetemperaturerange
-15.0°C~ +52°C,anerrorsignalwillsound,and
thevaluewillbeineffectiveevenwhen| ENT|is
pressed.
QKeyOperationMethod
OSettingtheconstantoperationtemperature
(CONTROL)
Table1
1
2
3
Presstemperature
settingkey
Pressshiftkeyto
adjustthedisplay
tothedesired
temperature.
Presstheentry
key.
Keyoperation
CONTROL
[SËT1
E
[ÉNT]
Displayafteroperation
-inn
Cu. u
c'flashes
Whenthekeyisde-
pressed,thedigits
maybeset.
Whenthiskeyisde-
depressed,thefigures
tobesetwillbedis-
playedinturn.
Whenthedigitdisplay
stopsflashing,the
cabinetinterior
temperaturewillbe
displayed.
Unitdisplay
°(
Setthetemperaturefortheinteriorofthe
cabinetaccordingtotheprocedureshownin
Table1.Thetemperatureshouldbesetwithin
therange-15.0°C~ +52.0°C.Temperatureout-
sideofthisrangecannotbeset.
OSettingtheextremelimitsoftemperature
(LIMIT)
Thisincubator'stemperaturecontrollerincorpo-
ratesanautomatictemperaturealarm.This
operatesat±2.5°Cofthetemperaturethathas
beenset.Shouldthetemperatureadjustment
mechanismfail,anindependentcircuitispro-
videdtocontroltheexcessivelyhighorlow
temperaturelimitsbeingexceeded.
Thisdoublépreventionfunctionis
providedfortheuser'sbenefit.
Themethodforexcessivelyhigh/
lowtemperaturepreventionsetting
isshownhere.Thetemperatures
shouldbesetatleast5°Chigher
and5°Clower,respectively,than
thecabinetinteriorsettingtemper-
ature.Adjustthesettingswitha
smallscrewdriver.
OProgramSetting(PROGRAM)
Forprogrammedoperationofthe
incubator,setthekeyoperationas
showninTables3,4 and5.
-10-
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[Samplecase]
Whentheinteriortemperature
ofthecabinetismaintainedat
10°Cforonehour(Step1),
itmustbemaintainedat25°C
forthenext2 hours(Step2)
andat50°Cforthenext30
hours(Step3).Inpro-
grammedoperation,steps1 to
3arerepeated4 times.
RemindersDuring
ProgramSetting
•Theprogramforthisincubatorcanbesetina
maximumof3 stepsanda minimumof1 step.
•Theprogramsettingtimerangesfrom0.0to99.5
hours,atincrementsofhalfhours.Whensetting
thetimetostartfrom0.0hours,a stepofap-
proximately15secondsismade.
Table3
OExcessivelyhightemperature
preventionknob(HIGH)
©Alarmindicationlamp
OAlarmsettingkey
OProgramsettingkey
OExcessivelylowtemperature
preventionknob(LOW)©Programoperating
start/stopkey
©Defrostdisplaylamp
©Defrostkey
—©Fluorescentlamp
switch
©Buzzerkey
OEntrykey
l
©Figureshiftkey
©Digitshiftkey
Table4
Temperatureset
instep2
Timesetinstep2
r'5.0 <25°C>
nn n
uu. u
ii i n ,_. .
L/C.u (2hours)
nn n
uu. u
©Flashing
®Flashing
Table5
Temperatureset
instep3
Timesetinstep3
Setofrecurring
numbers
50.0<50°O
nn n
uu. u
du. 0 (30hours)
ni
11 u i
nuS'(4times)
Displayofcabinet
interiortemperature
©Flashing
©Flashing
Lightout
Aprogramcanbesettorepeatfora minimum
of1 time,anda maximumof99times.Forcon-
tinuousrepetition,thedisplaywillrecord
_nn
l'UU .
1
2
3
Pressprogramsetting
key
Temperatureset
instep1
Timesetinstep1
Keyoperation
PROGRAM
[SËTI
H°r\E
[ENT]
[ENT!
Displaysample
nn n
uu. u
in n i,no„i
iu. u (10C)
nn n
uu. u
0/.0(Ihour)
nn n
uu. u
Stepdisplay
®Flas
hing
©Flashing
Unitdisplay
0
Hour
1
°C
Hour
Hour
Lightout
Lightout
<Programtime>
Slep1 Step2
/—1
\
\/
Tin»(hour)
NOTES
Whentheprogrammedtemperatures
havebeenset,besuretoresetthe
highandlowtemperaturelimits.The
limitfortheexcessivelyhightem-
peratureshouldbesetatleast5°C
abovethehighesttemperatureofthe
programmedoperation,andthatfor
theexcessivelylowtemperatureat
least5°Clowerthanthelowesttem-
perature.
Forexample,setthecabinetinterior
temperatureat20°C,risingto50°C,
andthenfallingto0°Cattheendof
theprogram.Insucha casetheup-
pertemperaturelimitshouldbesetat
55°Coraboveandthelowerlimitat
-5°C,orbelow.Careshouldbetaken
thattheseextremetemperaturesare
beyondtherangesofthetemperatures
reachedduringnormaloperationof
theprogram,becauseotherwiseyour
requiredtemperaturewillnotbeob-
tained.
-11-
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OPERATINGINSTRUCTIONS
AlterationofProgram
inSteps
Toconductprogramstep1
only,followtheprocedure
giveninTable6.Forsteps1
and2,followtheprocedure
giveninTable7.
StartingandStopping
ProgrammedOperation
Whenprogrammingofthe
operationiscomplete,press
tostart.Press
key
thiskeyoncemoretostop
theprogram.Theprogrammed
operationcanberepeatedby
pressingthiskeyeachtime.
Whentheprogramhasended,
operationwillreturntothe
constanttemperaturethathas
beenenteredpreviously.
Table6
(Forstep1,altertheprocedurefrom*4onward.)
Entertherecurrent
numbern
inthedisplay
Setrecurrentnumber
KeyoperationDisplaysample
afteroperation
_n n
11 u u
n11 .
nu l (once)
Cabinetinterior
temperaturedisplay
Stepdisplay
®Flashing
Lightoff
Unitdisplay
Lightoff
Table7
(Forsteps1 arid2,altertheprocedurefrom*6.)
Entertherecurrent
numbersymboln
inthedisplay.
Setrecurrentnumber
KeyoperationDisplaysample
afteroperation
nn
nu u
nlj c'(twice)
Cabinetinterior
temperaturedisplay
Stepdisplay
©Flashing
Lightoff
Table8
Unitdisplay
Lightoff
1
Pressstartkey
Keyoperation
START
STOP
Displaysample
afteroperation
Cabinetinterior
temperaturedisplay
Stepdisplay
®Lighting
Unitdisplay
°C
Table9
Categories
ofalarm
Automatic
alarmtem-
perature
setting
Excessively
high/low
temperature
alarm
Trouble
Condition
Cabinetinteriortem-
peraturevariation
exceeds±2.5°C.
Whencabinetinterior
temperatureexceeds
theexcessivelyhigh
andlowtemperature
limitsset.
•Disconnectionof
sensors
•Abnormalityoccurs
afterdefrostingcycle.
•Triacorcompressor
relayareshort
circuited.
•Triacopen,orinthe
conditionofexces-
sivelyhightemper-
atureprevention
•Compressorrelay
open,orinthecon-
ditionofexcessively
lowtemperature
prevention
Display
Alldigitsflashing
ontemperature
display
Alarmindicator
lamplights.
E01
EDE
EU 3
EOH
EOS
Buzzer
10minutes
afteroccur-
renceofalarm-
ingcondition,
buzzerwill
sound
intermittently.
Continuous
sound
Remote
contact
ON
HAlarmFunction
Table9 givesa summaryofthealarmfunc-
tionsincorporatedinthisincubator.The
temperaturecontrollerincorporatesthe
automaticalarmfunction,whichoperates
whenthevariationofthetemperature
oftheinteriorofthecabinetexceeds
±2.5°Cfromthatset.Thisfunctionoper-
atesevenduringprogrammedoperation,
inwhichcaseitwilloperateasshownin
figure1.
Fig.
O
Temperatur
1
[50C
Alarmforhigh] /
temperature| /
V_/
~r~ ~
Alarmforlow
temperature
\
\
\
Loc
Time(hour)
-12-
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OExcessivelyhightemperature
preventionknob(HIGH)
OAlarmindicationlamp
Uarmsettingkey
OProgramsettingkey
OExcessivelylowtemperature
preventionknob(LOW)©Programoperating
start/stopkey
OEntrykey
OFigureshiftkey
©Digitshiftkey
©Fluorescentlamp
switch
©Buzzerkey
DSecurityFunction
Notonlyisthereanalarmtosignifythatthe
cabinetinteriortemperatureisexperiencing
abnormality,butthereisalsoa securitysystem
topreventsucha situationfromoccurring.
BDefrosting(DEF ROST)
Whenthecabinetinteriortemperatureissetat
lessthan5°C,thecoolerfrostsupanddefrosting
willberequired.Defrostshouldbestartedman-
uallyiffrostcanbeseenthroughthelook-in
window.
Theunitwilldefrostautomatically,andnormal
operationwillrecommence15-30minuteslater.
Whiletheunitisdefrosting,thedefrostinglamp
willbelit.
Makesurethatthecabinetinteriortemperature
doesnotexceedthesetlimitswhendefrosting.
Duringa programmedoperation,wherethe
temperatureissetatbelow5°Cforlongperiods
oftime,thisoperationcannotbeconducted
owingtofrost.
Insomecases,defrostingwillnotbeconducted
whentheinteriortemperaturedoesnotfall
below5°C.Themeltwaterwillevaporateauto-
maticallyfromthedrain.
Table10
Securitycategories
Independentexcessively
hightemperaturepreven-
tioncircuit
Independentexcessively
lowtemperature
preventioncircuitry
Temperaturefuse
Memorybackup
(about5 hours)
AutoPV
Conditions
Whencabinetinterior
temperaturerisesabove
theexcessivelyhigh
temperaturesetting
Whencabinetinterior
temperaturefallsbelow
excessivelylowtemper-
aturepreventionsetting
70°C(MIR-153,253)
76°C(MIR-553)
Powerfailureor
accidentaldisconnection
ofpowersource
Whenanykeyisnot
pressedformorethan
oneminuteinanyof
thesettingmodes
Operation
HeaterOFF
InnercabinetfanOFF
CompressorOFF
BlowoutheaterOFF
BlowoutheaterOFF
Operationcontinues
withmemorybackup
Settingmodeends
automaticallyand
operationreturnsto
constantcabinetinterior
temperature
-13-
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CAREANDMAINTENANCE
Replacingthefluorescentlamp
[MIR-153,MIR-253]
Removethe2 screwswhichholdtheshade,work-
ingfromunderneath.Thefluorescentlampcan
nowbeeasilyremoved.Replacethelamp,refit
theshadeandattachwiththescrews.
[MIR-553]
•Removethe2 screwsbelowtheshade.
Removelampcoverandrubbercap.Thefloures-
centlampwülalsobedetached.
Inserta newbulbintothelampcoverandadjust
itsothattheprongscanbeinsertedintothe
sockets.
Pushthelampcoverintothecliptosecureit.
Inserttheguideontopoftheframeintothehole
intheframeandsecureitwith2 screws.
Cleaningtheevaporationtray
[MIR-153,MIR-253]
Theevaporationtrayisaccessiblefrombehind
themachinesectionoftheunit.Itshouldbewa-
ter-washed2 or3 timesa year.Beforeremoving
theevaporationtray,soakupanywateritmight
containwitha spongeordrycloth.Toremove
thetray,liftitslightlytodisconnectitfromthe
fixingplate.Thenlowerthetray,disconnectthe
drainpipeandpullittowardsideofaccess.To
replace thetray,reversetheprocedure.
[MIR-553]
Removethe2 blackscrewsatthebottomfront
oftheunitmanually.
•Removethelampcover(tubemadeoftransparent
resin)fromtheclipmanually.Itwillcomeoff
theframebyitssockets.
Pullthetrayforwardsothatittouchesthefloor
andslideitoutoftheunit.
-14-
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•Toreplaceit,slideitfromthefloorintothe
unit,pushingitallthewayin.Then,frombe-
neaththeunit,pushthetraybackfartherby
hand.
•Replacethe2 screwsandsecuretightly.
QCleaningthecabinetinterior
[MIR-153,MIR-253]
•Turnoffthepowerswitch.
•Removetheshelves.
•Removethecapatthebottomofthecabinet.
•Pullouttheendofthedrainhosefromunder
thecabinetandplaceitina bucket.
•Wipethecabinetcleanwitha softclothsoaked
ina neutraldetergentsolution.Wipeoffthe
detergentsolutionwitha clothdampenedin
freshwater.
[MIR-553]
•Turnoffthepowerswitch.
•Removetheshelves.
•Removethesuctionholecoverinthebottomof
thecabinetbypullingitfromthetop.
•Thereisa slopeprovidedundertheholeto
enablethewatertodrain.A drainplugispro-
videdatthelowerend.Removeit.
•Removethe4 screwssecuringit,asillustrated.
f-^
©
Thelonghoseextendingfrombacktofrontas
viewedfromtherightside,isfordraining,see
illustrationbelow.
•Wipethecabinetinteriorcleanwitha softcloth
soakedina neutraldetergentsolution.Wipeoff
thedetergentsolutionwitha clothdampened
infreshwater.
•Aftercleaning,replace allthepartsremoved.
OSettingtheshelves
Theshelvescanbeadjustedtotheheightof
itemsplacedinside.Toadjusttheheight,insert
theself-supportclips(4pershelf)intotheslots
atthedesiredheight.
QReplacingtheglassprotectionplate
[MIR-153,MIR-2531
•Pullouttheclipknobsmountedaroundthe
plate.Theknobsareresetbypullingoutof5
mm.Resetallclipknobs.Besurethatknobs
cannotbepulledoutcompletely.(seefigure)
Takeofftheprotectionplate.Theplatemaybe
brokeniftheclipknobsarenotresetcompetely.
Placea newplatesothattheclipscanbecompli-
ancewiththeclipholes.Makesuetheclipsare
inresetposition.
Inserttheclipsintotheholes.
Pushintheclipknobs.
-15-
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TROUBLESHOOTING
Shouldconditionsworsen,checkthefollowing
items:
DWhenalarmlampislit
OExcessivelylowtemperaturealarmoperates.
•Isthepointsetbythetemperaturecontroller
lowerthanthatsetforexcessivelylowtemper-
atureprevention?
Insuchcase,lowerthepreventionsettingforthe
excessivelylowtemperaturesothatitismore
than5°Clowerthanthatofthetemperature
controller.
OExcessivelyhightemperaturealarmoperates.
•Isthepointsetbythetemperaturecontroller
higherthanthatsetfortheexcessivelyhigh
temperatureprevention?
Insuchcase,raisethepreventionsettingfor
theexcessivelyhightemperaturesothatitis
morethan5°Chigherthanthatofthetemper-
aturecontroller.
•Istherea surplusheatsourceinsideofthe
cabinet?
Ifthereis,removeit.RefertoFigures2,3 and
4fortheacceptablelimitsforheatsources
insideoftheunit.
QWhenProgrammee!Operationisnot
ConductedSmoothly
OThetemperaturedoesnotchangeasitissetin
theprogram.
•Aretheexcessivelyhigh/lowtemperaturepre-
ventionsettingscorrect?
Thesetemperaturesshouldbeset5°Chigher
andlowerthantheupperandlowerlimitsof
thetemperaturecontrollerrespectively.
Onceexcessivelyhigh/lowtemperaturepreven-
tionlimitshavebeendetermined,theopera-
tiontemperaturescannotbechangedsignifi-
cantlyowingtotheexistenceofthelimitsfor
extremesoftemperature.Forthisreason,the
excessivelyhigh/lowtemperatureprevention
limitsshouldbesetata widerangewhenthe
programmedoperationisset.
Iftheunitdoesnotfunctionevenafterthese
changeshavebeenmade,contactyournearest
SanyoServiceCenter.
Detailsofthefollowingitemsshouldaccompany
anyenquires:
(1)Conditionoftrouble(2)Model
(3)Manufacturingnumber(4)Dateofpurchase
Relationshipbetweenheatloadinside
cabinetandtemperaturereached
(W)
300
200
100-
Fig.2
MIR-253
Maximumheatloadtolerableincabinet
\Temperaturereactieinsj(
Jemperatun
'nsicfe,
-10
(W)
150
100
Fig.3
1020
Ambienttemperature
MIR-153
30(°C)
I
|50- Maximumheatloadtolerableincabinet
-10
Fig.4
1020
Ambienttemperature
MIR-553
30(°C)
102030(°C)
Ambienttemperature
*WithfluorescentlampOFF
-16-
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ATTENTION
Thisunitisequippedwiththecircuitbreakeronthe
back.PleasemakesurethisbreakerisswitchedON
beforetheunitstartstorun.
Whentheoperationoftheunitisstoppedbythis
breaker,pleasecontactwithdealerortheservicesta-
tionafterdisconnectingthepowersupplyplug.
CIRCUITBREAKER
MIR-153
MIR-253
AWARNING
Neverdisassemble,repair,ormodifythe
unit.Suchworksbyanineligibleperson
maycausefireorinjurybymalfunction.
Disconnectthepowersupplyplugwhen
thereissomethingwrongwiththeunit.
Holdingabnormaloperationmaycause
eleclricshockorfire.
^CAUTION
Connecttheunittopowersourcehaving
theratedfrequencyandratedvoltagein-
dicatedontheratinglabelattachedtothe
unit.Useofotherratingmaycausefireor
electricshock.
CIRCUITBREAKER
MIR-553
ENVIRONMENTALCONDITIONS
Thisequipmentisdesignedtobesafeatleastunder
thefollowingconditions:
-indooruse;
-altitudeupto2000m;
-temperature5°Cto40°C;
-maximumrelativehumidity80%fortemperatures
upto31°Cdecreasinglinearlyto50%relative
humidityat40°C;
-mainssupplyvoltagefluctuationsnottoexceed
±10%ofthenominalvoltage;
-othersupplyvoltagefluctuationsasstatedbythe
manufacturer;
-transientovervoltagesaccordingtoINSTALLA-
TIONCATEGORIES(OVERVOLTAGECAT-
EGORIES)II.Formainssupplytheminimumand
normalcategoryisII;
-POLLUTIONDEGREE2 inaccordancewithIEC
664.
-17-
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SPECIFICATIONS
Model
Exteriordimensions
Interiordimensions
Effectivecapacity
Exterior
Interior
Door
Observationwindow
Shelves
Insulation
Compressor
Evaporator
Condenser
Refrigerant
Defrost
Heater
Temperaturecontroller
Sensor
Controlrange
Temperature
fluctuation
Temperatureuniformlty
Low-temp.alarm
High-temp.alarm
Temp.program
operation
Lighting
Accessories
Weight
Maximumpressure
Noiselevel
Ratedvoltage
Ratedfrequency
Ratedpower
consumption
MIR-153
700(W)x 580(D)x 1018(H)mm
620(W)x 386(D)x 555(H)mm
126L
MIR-253
700(W)x 580(D)x 1618(H)mm
620(W)x 386(D)x 1075(H)mm
254L
MIR-553
800(W)x 832(D)x 1810(H)mm
640(W)x 550(D)x 1160(H)mm
406L
Baked-onacrylicfinishongalvanizedsteel
Stainlesssteel(SUS304)
Baked-onacrylicfinishongalvanizedsteel
Tripleheatabsorbingglasssteel
(withblackpaneltoscreenfromlight)(withwindowcoverdoor)
Polyethylene-coatedsteelwire
Rigidpolyurethanefoamed-inplace(NON-CFC)
Hermetictype175WHermetictype300WHermetictype300W
Fintubetype(forcedaircirculation)
Wire& tubetypeFintubetype
R-134a
Automatic(manualstart)
141W218W
322W
Microprocessor,PIDcontrol(compressor;ON-OFF),Digitaldisplay
Thermister
-10°C~+50°C
±1°C(ON-OFFcontrol),±0.2°C(PIDcontrol)
±0.5°C(set37°C,ambient20°C,noload)
Range;-15°C~+20°C
Range;+15°C~+55°C
3-steps,0.5hr~ 99.5hr1-99repeating,orunlimited
15Wfluorescentlamp
shelves3 (supports8)
key1set
glassprotectplate(black)1
69kg
1421k.Pa
43dB(Ascale)
AC230V
50Hz
158W
AC240V
50Hz
173W
shelves5 (supports20)
key1set
glassprotectplate(black1)
104kg
1548kPa
43dB(Ascale)
AC230V
50Hz
220W
AC240V
50Hz
245W
shelves5 (supports20)
key1set
205kg
1235kPa
45dB(Ascale)
AC230V
50Hz
266W
AC240V
50Hz
292W
Note:Specificationswillbechangedwithoutnotice.
TheunitwithCEmarkcomplieswithECdirectives73/23/EEC,89/336/EEC,93/68/EEC.
-18-
Downloaded from https://www.rsmanuals.com

7FB6P101192003
Recycledpaper
SANYOElectricCo.,Ltd.
RefrigerationProductsDivision
1-1-1,SakataOizumi-Machi,
Ora-Gun,Gunma370-0596Japan
PrintedinJapan
Downloaded from https://www.rsmanuals.com