DENTAL CHAIR
OPERATING INSTRUCTIONS
IMPORTANT
This manual provides operating instructions for the BELMONT CLESTA-II. The instructions contained in this booklet should be thoroughly read and understood before operating the chair. After the installation is completed, keep this manual in a safe place and referto it for future maintenance.
Page1.OVERALLVIEWANDMAJORCOMPONENTS-------------------------- 1 2.DIMENSIONSANDSPECIFICATIONS-------------------------------------- 1 3.OPERATINGINSTRUCTIONS 3-1.MAINSWITCH-------------------------------------------------------------- 2 3-2.CONTROLS------------------------------------------------------------------ 2 3-3.SAFETYLOCKDEVICE-------------------------------------------------- 3 3-4.HEADRESTOPERATIONS----------------------------------------------- 3 4.AUTOMODEPOSITIONADJUSTMENT----------------------------------- 3 5.CAREANDMAINTENANCE-------------------------------------------------- 4
6.ELECTROMAGNETICCOMPATIBILITY(EMC)-------------------------- 5
TABLE OF CONTENTS
IntendedUseoftheProduct
Thisproductis intendedfortheexclusiveusefordiagnoses,treatmentsandrelativeprocedures of dentistry, and must be operated or handled by the qualified dentists or bydentalstaffsunderthesupervisionofthedentist.Suchdentistsordentalstaffsshouldinstructand/orassistthepatientstoapproachtoandleavefromtheproduct.Patientsshouldnotbeallowedtooperateorhandletheproductunlesshe/sheissoin-structed.
EnvironmentalRequirementsAmbientTemperatureOperating+5 -+40 Storage-10 -+50Humidity10%-80%AtmosphericalPressure600hPa-1060hPa
℃℃ ℃ ℃
ImportantNotes
In case of the troubles, please contat Takara Belmont offices or your dealers.
Donotdisassembleorattempttorepair.
Disassembly, repair or modifications shoud only be done by a qualified repair technician.
Attempts at disassembly, repair or modifications may lead to abnormal operation and accidents.
-1B-
1. OVERALL VIEW AND MAJOR COMPONENTS
Fig.1-1OverallView
(1)Headrest(2)Backrest(3)BackSupport(4)Armrest(Left)(5)Seat(6)Flange(7)LowerFlangeCover(8)FlangeHoseCover(9)Base(10)PumpCover(11)HeadrestRearCover(12)BackrestRearCover(13)BackSupportCover(14)UpperFlangeCover(15)MainSwitchPanel(16)FootControl
2
4
3
1
567
8916
10
11
12
13
14
7
1615
2. DIMENSIONS AND SPECIFICATIONS
2-1.DIMENSIONS-mm-
Fig.2-1Dimensions
2-2.SPECIFICATIONS
SeatInitialHeight----------------------------------------------------- 410mmSeatLiftingStroke----------------------------------------------------- 380mmBackrestMovement--------------------------------------------------- 0˚ ~ 80˚ above HorizontalTiltingMechanism----------------------------------------------------- Backrest Synchronized Tilting (5 ̊~ 11 ̊above Horizontal)AutoMovements ----------------------------------------------------- 2-Preset,1-LastPositionMemoryand1-AutoReturnControlVoltage ----------------------------------------------------- DC.12VPowerConsumption--------------------------------------------------- 230V, 50Hz, 2.0AWeight------------------------------------------------------------------- 115KgMaximumLoad-------------------------------------------------------- 135kgServiceLife------------------------------------------------------------- 10years
50˚ 8˚
80˚
1105
410
178
11˚5˚
565 1188 601813
6025
5
600630
510225
610
170
CAUTION
-2-
Fig.3-1MainSwitch
Fig.3-2FootControl
1 2
0 LP
Auto ReturnLast Position Memory
Preset-1 Preset-2Foot Switch Disc
Main Switch
ON
OFFMAINS
FUSE
I
O
3. OPERATING INSTRUCTIONS3-1.MAINSWITCH(Fig.1-1&Fig.3-1)Turnonthemainswitchlocatedontheleftsideofthepumpcover.Agreenlampinthemainswitchwillilluminate.
Operatethemainswitchbyhandonly.Turnoffthemainswitchafterdailyoperation.
3-2.CONTROLS(Fig.3-2) Before operating the chair, confirm that it is safe for the patientandtheoperator.
Allchairelectricalmovementscanbecontrolledbythefootswitch.
(1)ManualModeControlA.SeatLifting Keepdepressing()sideofthefootcontroldiscuntiltheseatislifteduptothedesiredposition.B.SeatLowering Keepdepressing()sideofthefootcontroldiscuntiltheseatisloweredtothedesiredposition.C.BackrestRecliningKeepdepressing()sideofthefootcontroldiscuntilthebackrestisreclinedtothedesiredposition.D.BackrestRaising Keepdepressing()sideofthefootcontroldiscuntilthebackrestisraseduptothedesiredposition.
(2)AutoModeControlE.PresetControl CLESTA-2chairhastwopresetpositions.(Preset-1andPreset-2) Momentarilydepress(1)buttononthefootcontrol,thechairwillmovetothepreset-1positionautomatically.(Preset-2isoperatedby(2)button.)F.AutoReturn Momentarilydepress(0)buttononthefootcontrol,thechairwillreturntotheinitialposition. (Theseatisfullyloweredandthebackrestisintheuprightposition.),G.LastPositionMemory Momentarilydepress(LP)buttonatthereclinedbackrestposition(treatmentposition),thebackrest willraisetothemouthrinsingpositionautomatically. Momentarilydepress(LP)buttonagain,thebackrestwillreclinetotheprevioustreatment positionautomatically.Note:Seatheightcannotbechangedby(LP)button.H.EmergencyStopDuringautomaticprocedure(Preset,AutoreturnandLastpositionmemory),depressofanysideofthediscorbuttonsonthefootcontrolwillcanceltheautomaticmovementimmediately.Note:Donotdepressautomodebutton(1)(2)(0)(LP)forover3seconds,becausethe memorized position in auto mode may be changed.
CAUTION
-3A-
3-3.SAFETYLOCKDEVICE(Fig.3-3) Allchairmovementscanbestoppedautomatically bythesafetylockdevicewhenpressureisdetected betweenthebaseandthesublinkcover. Ifthesafetydevicehasbeenactivated,simplyoperatethebaseupbuttonandremovetheobjectcausingthesafetydevicetoactivatefromthisarea. Note:Seatliftingandbackrestrasingcanbe operatedwhenthesafetylockdeviceis activated.
3-4.HEADREST(Fig.3-4)(1)HeightAdjustment Pressdownorpulluptheheadresttothedesiredheight.(2)AngleAdjustment Pushtheheadrestforwardasrequired. Lifttheheadrestlevertorotatebackwardandreleasetheleveratthedesiredangle.
4. AUTO MODE POSITION ADJUSTMENT (1)PresetpositionAdjustment(Fig.4-1) Twopresetpositionscanbeset. A.Settheseatandthebackresttothedesiredpresetpositionbymanualcontrolswitch. B.Keep depressing preset 1 switch (1) until buzzer sounds (inabout3seconds),thenreleaseit. C. The position is memorized for Preset-1. D. Preset-2 can be memorized by depressing preset 2 switch (2), asfollowingAtoC.
Fig.3-3SafetyLockDevice
Fig.3-4Headrest
Fig.4-1FootControl
Safety LockDevice
Sub Link Cover
Base
(2)MouthRinsingPositionAdjustment(Fig.4-1) Mouthrinsingpositioninlastpositionmemorymovementcanbeadjusted. A.Setthebackresttothedesiredmouthrinsingpositionbymanualcontrolswitch. B. Keep depressing last position memory switch (LP) until buzzer sounds (in about 3 seconds) andreleaseit. C. This backrest position is then memorized as the mouth rinsing position.
HeightAdjustment
Headrest Lever
AngleAdjustment
3-5.DOUBLEARTICULATINGHEADREST(Optional)(Fig.3-5)(1)HeightAdjustment Pressdownorpulluptheheadresttothedesiredheight.(2)AngleAdjustment Angleofheadrestcanbechangedbygraspingtheheadrestreleaseleveronheadrestmechanism.
Fig.3-5DoubleArticulatingHeadrest
Headrest Release�Lever
1 2
0 LP
Auto ReturnLast Position Memory
Preset-1 Preset-2
Manual Control Switch
5. CARE AND MAINTENANCE Otherthancleaning,noscheduledmaintenanceofthechairisrequired.
TurnOFFthemainswitchatthelowestseatpositionafterdailyoperationandforalongterminterval.
CAUTION
CAUTION
AllsurfacescanbecleanedwithDURRFD333cleaner(orequivalent).Spraythecleaner(DURRFD333)onclothandwipethesurfaceswiththecloth.Donotdrenchthechairandunit.Wipeallsurfacesdryaftercleaning.
-4-
Medicalelectricalequipmentneedsspecialprecautions regardingEMCandneeds tobe installedandput intoserviceaccordingtotheEMCinformationprovidedinthismanual.PortableandmobileRFcommunicationsequipmentcanaffectmedicalelectricalequipment.Theequipmentorsystemshouldnotbeusedadjacent toorstackedwithotherequipment. Ifadjacentorstackeduse isnecessary, the equipment or system should be observed to verify normal operation in the configuration in which it will be used.
Guidance and manufacture’s declaration - electromagnetic emissionsTheCLESTAII(CHAIR)is intended for use in the electromagnetic environment specified below. The customer or the useroftheCLESTAII(CHAIR)shouldassurethatitisusedinsuchanenvironment.
Emissions test Compliance Electromagnetic environment -guidanceRFemissionsCISPR11
Group1
TheCLESTAII(CHAIR)usesRFenergyonlyforitsinternalfunction.Therefore,itsRFemissionsareverylowandarenotlikelytocauseanyinterferenceinnearbyelectronicequipment.
RFemissionsCISPR11 ClassB
TheCLESTAII(CHAIR)issuitableforuseinallestablishments,includingdomesticestablishmentsandthosedirectlyconnectedtothepubliclow-voltagepowersupplynetworkthatsuppliesbuildingsusedfordomesticpurposes.
HarmonicemissionsIEC61000-3-2 ClassAVoltage fluctuations/FlickeremissionsIEC61000-3-3
Complies
Guidance and manufacture’s declaration - electromagnetic immunityThe CLESTA II (CHAIR) is intended for use in the electromagnetic environment specified below. The customer or the useroftheCLESTAII(CHAIR)shouldassurethatitisusedinsuchanenvironment.
Immunity test IEC 60601test level Compliance level Electromagnetic environment -
guidanceElectrostaticdischarge(ESD)IEC61000-4-2
±6kVcontact±8kVair
±6kVcontact±8kVair
Floorsshouldbewood,concreteorceramic file. If floors are covered withsyntheticmaterial,therelativehumidityshouldbeatleast30%.
Electricalfasttransient/burstIEC61000-4-4
±2kVforpowersupplylines±1kVforinput/outputlines
±2kVforpowersupplylines±1kVforinput/outputlines
Mainspowerqualityshouldbethatofatypicalcommercialorhospitalenvironment.
SurgeIEC61000-4-5
±1kVdifferentialmode±2kVcommonmode
±1kVdifferentialmode±2kVcommonmode
Mainspowerqualityshouldbethatofatypicalcommercialorhospitalenvironment.
Voltagedips,shortinterruptionsandvoltagevariationsonpowersupplyinputlinesIEC61000-4-11
<5%UT
(>95%dipinUT)for0.5cycle40%UT
(60%dipinUT)for5cycle70%UT
(30%dipinUT)for25cycle<5%UT
(>95%dipinUT)for5s
<5%UT
(>95%dipinUT)for0.5cycle40%UT
(60%dipinUT)for5cycle70%UT
(30%dipinUT)for25cycle<5%UT
(>95%dipinUT)for5s
Mainspowerqualityshouldbethatofatypicalcommercialorhospitalenvironment.IftheuseroftheCLESTAII(CHAIR)requirescontinuedoperationduringpowermainsinterruptions,itisrecommendedthattheCLESTAII(CHAIR)bepoweredfromanuninterruptiblepowersupplyorabattery.
Powerfrequency(50/60 Hz)magnetic fieldIEC61000-4-8
3A/m 3A/m Power frequency magnetic fields shouldbeatlevelscharacteristicofatypicallocationinatypicalcommercialorhospitalenvironment.
NOTEUTisthea.c.mainsvoltagepriortoapplicationsofthetestlevel.
6. ELECTROMAGNETIC COMPATIBILITY
-5-
Guidance and manufacture’s declaration - electromagnetic immunityTheCLESTAII(CHAIR)is intended for use in the electromagnetic environment specified below. The customer or the useroftheCLESTAII(CHAIR)shouldassurethatitisusedinsuchanenvironment.
Immunity test IEC 60601 test level Compliance level Electromagnetic environment -guidance
PortableandmobileRFcommunicationsequipmentshouldbeusednoclosertoanypartoftheCLESTAII(CHAIR),includingcables,thantherecommendedseparationdistancecalculatedfromtheequationap-plicationstotheFrequencyofthetransmitter.
Recommended separation distanceConductedRFIEC61000-4-6
3Vrms150 kHz to 80 MHzoutsideISMbandsa
3Vrms d = 1.2√P
RadiatedRFIEC61000-4-3
3V/m80 MHz to 2.5 GHz
3V/m d = 1.2√P 80 MHz to 800 MHzd = 2.3√P 800 MHz to 2.5 GHz
WherePisthemaximumoutputpowerratingofthetransmitterinwatts(W)accordingtothetransmittermanufactureranddistherecommendedseparationdistanceinmetres(m).
Field strengths from fixed RF transmitters, as determinedbyanelectromagneticsitesurvey,ashouldbelessthanthecompliancelevelineachfrequencyrange.b
Interferencemayoccurinthevicinityofequipmentmarkedwiththefollowingsymbol:
NOTE 1 At 80 MHz and 800MHz, the higher frequency range applies.NOTE2Theseguidelinesmaynotapplyinallsituations.Electromagneticpropagationisaffectedbyadsorptionand reflection from structures, objects and people.a Field strengths from fixed transmitters, such as base stations for radio (cellular/cordless) telephones and land
mobileradios,amateurradio,AMandFMradiobroadcastandTVbroadcastcannotbepredictedtheoreticallywith accuracy. To assess the electromagnetic environment due to fixed RF transmitters, an electromagnetic site survey should be considered. If the measured field strength in the location in which the CLESTA II (CHAIR)isusedexceedstheapplicableRFcompliancelevelabove,theCLESTAII(CHAIR)shouldbeobservedtoverifynormaloperation.Ifabnormalperformanceisobserved,additionalmeasuresmaybenecessary,suchasreorientingorrelocatingtheCLESTAII(CHAIR).
b Over the frequency range 150 kHz to 80 MHz, field strengths should be less than 3V/m.
-6A-
Essential performance (purpose of IMMUNITY testing)Unless operated by the switches for chair control, the CLESTA II (CHAIR) does not make any movements, except for sounding a buzzer and switching on/off the indicator.
Recommended separation distances betweenPortable and mobile RF communications equipment and the CLESTA II (CHAIR)
TheCLESTAII(CHAIR)isintendedforuseinanelectromagneticenvironmentinwhichradiatedRFdisturbancesarecontrolled.ThecustomerortheuseroftheCLESTAII(CHAIR)canhelppreventelectromagneticinterferencebymaintainingaminimumdistancebetweenportableandmobileRFcommunicationsequipment(transmitters)andtheCLESTAII(CHAIR)asrecommendedbelow,accordingtothemaximumoutputpowerofthecommunicationsequipment.
Rated maximum output power of transmitter
W
Separation distance according to frequency of transmitterm
150 kHz to 80 MHzd = 1.2√P
80 MHz to 800 MHzd = 1.2√P
800 MHz to 2.5 GHzd = 2.3√P
0.01 0.12 0.12 0.230.1 0.38 0.38 0.731 1.2 1.2 2.310 3.8 3.8 7.3100 12 12 23
Fortransmittersratedatamaximumoutputpowernotlistedabove,therecommendedseparationdistancedinmetres(m)canbeestimatedusingtheequationapplicabletothefrequencyofthetransmitter,wherePisthemaximumoutputpowerratingofthetransmitterinwatts(W)accordingtothetransmittermanufacturer.NOTE 1 At 80 MHz and 800MHz, the separation distance for the higher frequency range applies. NOTE2Theseguidelinesmaynotapplyinallsituations.Electromagneticpropagationisaffectedbyadsorptionandreflection from structures, objects and people.
-7-
2-1-1, Higashishinsaibashi,Chuo-ku,Osaka, 542-0083, JapanTEL : 81-6-6213-5945 FAX : 81-6-6212-3680
TAKARA BELMONT CORPORATION
NOTE
Printed in Japan 0906
Takara Belmont (UK) Ltd.Bemont HouseOne St.Andrews Way, Bow,London E3 3PA U.K.Tel : (44) 20-7515-0333Fax : (44)20-7987-3596 BOOK NO. AEFT02E0