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Caution
Thefreezershouldbeinthechargeofaspeciallyassignedperson.He/shechecks
andrecordsthefreezer
’
srunningcondition(every2-4hours).And,incaseofafault
orpowerfailure,thetemperatureinsidethefreezerwillrise.Ifthefaultcannotbe
clearedinashorttime,pleasetakeoutallarticlesstoredinthefreezerandputthem
inanotherfreezermeetingtheirtemperaturerequirementtoavoiddeterioration.
Beforeputtingarticlestobestoredinthefreezer,makesurethatthefreezer
’
s
temperaturerangemeetsthetemperaturerequirementofthesearticles.Otherwise
theymaydeterioratebecausethefreezercannotreachtherequiredtemperature,
resultinginloss.
Duetotheinertiaofrefrigeration,thereisacertaindifferencebetweenactually
displayedtemperatureandsettemperature(thelowersettemperature,theless
temperaturedifferenceandviceversa).Itisnormal.
Prohibition
Alllow-temperaturefreezersarestorageequipment.Itisstrictlyprohibitedtoput
toomanyrelativelyhotitemsinthefreezeratatime;otherwisethecompressorwill
keepworkingforalongtimewithoutstopandbedamagedeasilyandthe
temperaturewillnotreduce.Besuretoputarticlesinbatchesandmakethe
temperatureinsidethefreezerreduceinstepstothedesiredtemperature.
Donotacceleratedefrostingbyusinganytoolormethodnotapprovedbythe
freezer
’
smanufacturer.
Donotdamagetherefrigeratingloop.
Dotuseanyappliancenotapprovedbythefreezer
’
smanufacturerinthefreezer.
Operationafterpowerfailure
Thefreezercanmemorizethesettings.Incaseofpowerfailure,thefreezerwillstill
operatewiththeparameterssetbeforepowerfailurewhenpowersupplyresumes.
Temperature
Temperature
Temperature
Temperatureadjustment
adjustment
adjustment
adjustmentand
and
and
andsetting
setting
setting
setting
Thefreezer
’
stemperatureissetand
adjustedasfollows:
1.Unlocking
Whenthe“Lock”indicatorlightsup,allkeysexceptthe“”keyarelocked.
Pressandholdthe“”keyfor5s,thedisplayareaforinternaltemperaturewill
showF0and“0”willflash;thenpressthe“”key,thedisplayareaforinternal
temperaturewillshowF1;finallypressthe“Set”key,thekeyboardwillunlock
andthedisplaypanelwillshowinternaltemperature.Ifanykeyispressedin10s,
thekeyboardwillautomaticallybelocked.
2.Temperaturesetting
Ininitialpower-onstate,pressthe“Set”key,thedisplayscreenwillshowL0and
“0”willflash;pressthiskeyagain,thedisplayscreenwillshowthedefault
temperaturesetting(i.e.-30℃)andtheseconddigitwillflash.(Ifthefreezeris
notusedforthefirsttime,thedisplayscreenwillshowthetemperaturesetlast
time)Adjustthefreezertothedesiredtemperaturebypressingthe“”keyto
switchtheflashingdigitandpressingthe“”keytochangethevalueofcurrent
flashingdigit,andthenpressthe“Set”keytoconfirmandmemorizethe
temperaturesetting.Temperaturesettingrange:(-20℃~-45℃)
3.Hightemperaturealarmsetting
Afterunlocking,pressthe“Set”key,thedisplayscreenwillshowL0and“0”
willflash;pressthe“”key,thedisplayscreenwillshowL1;pressthe“Set”key
again,thedisplayscreenwillshowthedefaulttemperaturesettingforhigh
temperaturealarmwiththeseconddigitflashing(thedefaulttemperaturesetting
forhightemperaturealarmisinternaltemperaturesetting+10.Note:When
showingthetemperature,the“”signfollowedbydigitsmeansthe“+”sign)
andthenadjustthetemperaturesettingbypressingthe“”keytoswitchthe
flashingdigitandpressingthe“”keytochangethevalueandsignofcurrent
flashingdigit;afterfinishingsetting,pressthe“Set”keytomemorizethesetting.
Temperaturesettingrangeforhightemperaturealarm:maximumdisplayed
temperature≥settemperatureforhightemperaturealarm-settemperature≥5℃;
otherwiseusethedefaultsetting.
4.Lowtemperaturealarmsetting
Afterunlocking,thedisplayscreenwillshowL0and“0”willflash.Pressthe
“”keytwice,thedisplayscreenwillshowflashingL2;pressthe“Set”key,the
displayscreenwillshowthedefaulttemperaturesettingforlowtemperature
alarmwiththeseconddigitflashing(thedefaulttemperaturesettingforlow
temperaturealarmisinternaltemperaturesetting-10),andthenadjustthe
temperaturesettingbypressingthe“”keytoswitchtheflashingdigitand
pressingthe“”keytochangethevalueofcurrentflashingdigit;afterfinishing
setting,pressthe“Set”keytomemorizethesetting.Temperaturesettingrange
forlowtemperaturealarm:minimumdisplayedtemperature≤settemperaturefor
lowtemperaturealarm-settemperature≤-5℃;otherwiseusethedefaultsetting.