Pronto M41

Invacare Pronto M41 User manual

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InvacarPronto™M41Series
enPowerWheelchair
ServiceManual
PROVIDER:Keepthismanual.
TheproceduresinthismanualMUSTbeperformedbyaqualied
technician.
©2019Invacare®Corporation
Allrightsreserved.Republication,duplicationormodicationinwholeorinpartisprohibitedwithoutpriorwritten
permissionfromInvacare.Trademarksareidentiedbyand®.AlltrademarksareownedbyorlicensedtoInvacare
Corporationoritssubsidiariesunlessotherwisenoted.
Invacarereservestherighttoalterproductspecicationswithoutfurthernotice.
MakingLife'sExperiencesPossibleisaregisteredtrademarkintheU.S.A.
Contents
1General.........................................4
1.1AboutthisManual.............................4
1.2GeneralInformation............................4
1.3NotesonShipping..............................4
1.4SymbolsinThisManual..........................4
1.5ImagesinThisManual..........................4
2Safety..........................................5
2.1SafetyandFittingInstructions.....................5
3Hygiene.........................................7
3.1HandlingofReturnedUsedProducts................7
4Setup...........................................8
4.1AdjustingSeatingPosition........................8
4.2AdjustingLowerLegLength.......................8
4.3AdjustingSeatDepth............................8
4.3.1AdjustingSeatPositiononSeatBase.............9
4.4AdjustingSeatHeight(Captain'sSeatandStandard
Seat)......................................11
4.5AdjustingSeatHeight(Modulite)...................11
4.6AdjustingSeatAngle(Modulite)....................12
4.7AdjustingCentreofGravityofSeat.................13
5Testing..........................................15
5.1TestingMotor.................................15
5.2TestingMotorBrake............................15
5.3Raintest.....................................15
5.4FieldLoadTest................................16
5.5CheckingBatteryChargeLevel.....................16
6Service..........................................18
6.1Generalwarninginformationoninstallationwork......18
6.2Tighteningtorques.............................18
6.3Imperialtometricconversionchart.................18
6.4Troubleshooting...............................20
6.4.1OperationalFaults...........................20
6.4.2DriveFaultDiagnosis.........................20
6.4.3Chargingdevicefaultdiagnosis..................22
6.5ServicePlan(OnceaYear)........................23
6.6Overview....................................24
6.7MovingSeatintoServicePosition(Modulite)..........25
6.8DriveComponents..............................26
6.8.1ReplacingMotor............................26
6.8.2ReplacingSwingarmAssembly..................26
6.8.3ReplacingSpring............................27
6.8.4ReplacingForksand/orCastorAssemblies..........27
6.8.5AdjustingForks.............................28
6.9Wheels......................................29
6.9.1RepairInstructions...........................29
6.9.2TyrePressure...............................29
6.9.3TyreTypes.................................29
6.9.4SpecicTighteningTorques....................30
6.9.5OverviewofPowerWheelchairModelsandWheel
Types....................................30
6.9.6ReplacingDriveWheel(1-BoltInstallation).........32
6.9.7ReplacingCastorWheelonDouble-SidedFork......33
6.10Shrouds.....................................36
6.10.1ReplacingTopShroud........................36
6.10.2ReplacingFrontShroud......................36
6.10.3ReplacingRearShroud.......................37
6.11Controls....................................37
6.11.1ReplacingPowerModule.....................37
6.11.2CheckingActuator..........................38
6.11.3UpdatingSoftware..........................38
6.11.4DriveProgramSelectionAfterComponent
Replacement..............................39
6.11.5CableRouting.............................39
6.11.6CheckingCables............................39
6.12Batteries....................................40
6.12.1GeneralInstructionsonHandlingBatteries........40
6.12.2HandlingDamagedBatteriesCorrectly...........40
6.12.3UsingProperBatteries.......................41
6.12.4Connecting/DisconnectingBatteryCables.........41
6.12.5ReplacingBatteries..........................43
7Seating.........................................45
7.1ReplacingSeatAssembly.........................45
7.2AdjustingSlingBackrest(StandardSeat)..............45
7.3ReplacingBackrest(StandardSeat).................46
7.4ReplacingArmrest(Captain'sSeat)..................46
7.5ReplacingArmrestAssembly(Captain'sSeat)..........47
7.6ReplacingPosturalBelt(StandardSeat)..............47
7.7ReplacingPosturalBelt(Captain'sSeat)..............47
7.8ReplacingFootboardAssembly.....................48
InvacarPronto™M41Series
1General
1.1AboutthisManual
FormoreinformationaboutModuliteseatsystem,seetheModuliteservicemanual.
FormoreinformationaboutLiNXcontrols,seetheLiNXservicemanual.
ForformoreinformationaboutSharkandACSelectronics,seerevision2ofthisservicemanual.
1.2GeneralInformation
Serviceandmaintenanceworkmustbecarriedouttakingthisdocumentintoaccount.
Itisimperativethatyouobservesafetyinformation.
Informationaboutoperationoraboutgeneralmaintenanceandcareworkontheproductshouldbetakenfromservice
manual.
Assemblyofaccessoriesmightnotbedescribedinthisdocument.Refertothemanualdeliveredwiththeaccessory.
AdditionalmanualscanbeorderedfromInvacare.Seeaddressesattheendofthisdocument.
Youcanndinformationaboutorderingsparepartsinthesparepartscatalogue.
SparepartsmustmatchoriginalInvacareparts.OnlyusesparepartswhichhavebeenapprovedbyInvacare.
Theproductmayonlybemaintainedandoverhauledbyqualiedpersonnel.
Theminimumrequirementforservicetechniciansissuitabletraining,suchasinthecycleororthopedicmechanicselds,or
sufcientlylong-termjobexperience.Experienceintheuseofelectricalmeasuringequipment(multimeters)isalsoa
requirement.SpecialInvacaretrainingisrecommended.
Alterationstothemobilitydevicewhichoccurasaresultofincorrectlyorimproperlyexecutedmaintenanceoroverhaul
workleadtotheexclusionofallliabilityonthesideofInvacare.
Ifyouhaveanyproblemsorquestionscontactyourprovider .
1.3NotesonShipping
Ifthemobilitydevicehastobeshippedbacktothemanufacturerformajorrepairs,youshouldalwaysusethe
originalpackagingfortransport.
Pleaseattachaprecisedescriptionofthefault.
1.4SymbolsinThisManual
Symbolsandsignalwordsareusedinthismanualandapplytohazardsorunsafepracticeswhichcouldresultinpersonal
injuryorpropertydamage.Seetheinformationbelowfordenitionsofthesignalwords.
WARNING
Indicatesahazardoussituationthatcouldresultinseriousinjuryordeathifitisnotavoided.
CAUTION
Indicatesahazardoussituationthatcouldresultinminororslightinjuryifitisnotavoided.
IMPORTANT
Indicatesahazardoussituationthatcouldresultindamagetopropertyifitisnotavoided.
Tips
Givesusefultips,recommendationsandinformationforefcient,trouble-freeuse.
Tools
Identiesrequiredtools,componentsanditemswhichareneededtocarryoutcertainwork.
1.5ImagesinThisManual
Thedetailedimagesinthismanualaregivenmarkstoidentifyvariouscomponents.Componentmarksintextand
operationalinstructionsalwaysrelatetotheimagedirectlyabove.
4
1568396-C
Safety
2Safety
2.1SafetyandFittingInstructions
Thesesafetyinstructionsareintendedtopreventaccidentsatwork,anditisimperativethattheyareobserved.
Beforeanyinspectionorrepairwork
Readandobservethisrepairmanualandtheassociatedusermanual.
Observetheminimumrequirementsforcarryingoutthework(see1.2GeneralInformation,page4).
PersonalSafetyEquipment
Safetyshoes
Themobilitydevice,andsomeofitscomponents,areveryheavy.Thesepartscanresultininjuriestothefeetifthey
areallowedtodrop.
Wearstandardizedsafetyshoesduringallwork.
Eyeprotection
Itispossiblethatbatteryacidcanbedischargedwhenworkingondefectivebatteriesorwhenhandlingbatteriesimproperly.
Alwaysweareyeprotectionwhenworkingonanydefectiveorpossiblydefectivebatteries.
Safetygloves
Itispossiblethatbatteryacidcanbedischargedwhenworkingondefectivebatteriesorwhenhandlingbatteriesimproperly.
Alwayswearacid-proofsafetygloveswhenworkingonanydefectiveorpossiblydefectivebatteries.
GeneralSafetyInformationandInformationAboutFitting/Removal
DANGER!
RiskofDeath,SeriousInjury,orDamage
Lightedcigarettesdroppedontoanupholsteredseatingsystemcancauseareresultingindeath,seriousinjury,
ordamage.Mobilitydeviceoccupantsareatparticularriskofdeathorseriousinjuryfromtheseresand
resultingfumesbecausetheymaynothavetheabilitytomoveawayfromthemobilitydevice.
DONOTsmokewhileusingthismobilitydevice.
WARNING!
RiskofSeriousInjuryorDamage
Storingorusingthemobilitydevicenearopenameorcombustibleproductscanresultinseriousinjury
ordamage.
Avoidstoringorusingthemobilitydevicenearopenameorcombustibleproducts.
CAUTION!
Riskofcrushing
Variouscomponentssuchasthedriveunit,batteries,seatetcareveryheavy.Thisresultsininjuryhazardsto
yourhands.
Notethehighweightofsomecomponents.Thisappliesespeciallytotheremovalofdriveunits,batteries
andtheseat.
CAUTION!
Injuryhazardifthemobilitydevicestartsmovingunintentionallyduringrepairwork
Switchthepowersupplyoff(ON/OFFkey).
Engagethedrive.
Beforeliftingup,securethemobilitydevicebyusingchockstoblockthewheels.
CAUTION!
Fireandburnhazardduetoelectricalshort-circuit
Themobilitydevicemustbecompletelyswitchedoffbeforeremovalofvoltage-carryingcomponents!To
dothis,removethebatteries.
Avoidshort-circuitingthecontactswhencarryingoutmeasurementsonvoltage-carryingcomponents.
CAUTION!
Riskofburnsfromhotsurfacesonthemotor
Allowthemotorstocooldownbeforecommencingworkonthem.
1568396-C5
InvacarPronto™M41Series
CAUTION!
Injuryhazardandriskofdamagetomobilitydeviceduetoimproperorincompletemaintenancework
Useonlyundamagedtoolsingoodcondition.
SomemovingpartsaremountedinsocketswithPTFEcoating(Teon™).Nevergreasethesesockets!
Neveruse"normal"nutsinsteadofself-lockingnuts.
Alwaysusecorrectly-dimensionedwashersandspacers.
Whenreassembling,alwaysreplaceanycabletieswhichwerecutduringdismantling.
Aftercompletingyourwork/beforerenewedstart-upofthemobilitydevice,checkallconnectionsfor
tighttting.
Aftercompletingyourwork/beforerenewedstart-upofthemobilitydevice,checkallpartsforcorrectlocking.
Onlyoperatethemobilitydevicewiththeapprovedtyrepressures(seetechnicaldata).
Checkallelectricalcomponentsforcorrectfunction.Notethatincorrectpolaritycanresultindamage
tothecontrolsystem.
Alwayscarryoutatrialrunattheendofyourwork.
CAUTION!
Riskofinjuryanddamagetoproperty,ifthemaximumspeedreductiononawheelchairwithalifterdoes
notfunctioncorrectly
Thewheelchairscontrolunitmustreducethemaximumpossiblespeedassoonasthelifterisraised.
Testthemaximumspeedreductionforcorrectfunctionafteranymaintenanceworkormodicationstothe
wheelchair.
CAUTION!
Anychangestothedriveprogramcanaffectthedrivingcharacteristicsandthetippingstabilityofthe
mobilitydevice
ChangestothedriveprogrammayonlybecarriedoutbytrainedInvacareproviders.
Invacaresuppliesallmobilitydeviceswithastandarddriveprogramex-works.Invacarecanonlygivea
warrantyforsafemobilitydevicedrivingbehavior-especiallytippingstability-forthisstandarddriveprogram.
Markallcurrentsettingsforthemobilitydevice(seat,armrests,backrestetc.),andtheassociatedcableconnecting
plugs,beforedismantling.Thismakesreassemblyeasier .Allplugsarettedwithmechanicallockswhichprevent
releaseoftheconnectingplugsduringoperation.Toreleasetheconnectingplugsthesafetylocksmustbepressed
in.Whenreassemblingensurethatthesesafetylocksarecorrectlyengaged.
61568396-C
Hygiene
3Hygiene
3.1HandlingofReturnedUsedProducts
Whenreconditioningorrepairingreturnedmobilitydevices:
Takeprecautionsforyourselfandtheproduct.
Useprotectionequipmentasspeciedlocally.
BeforeTransport(AccordingtoBiologicalAgentsOrdinance)
Treatproductaccordingtofollowingprocesssteps:
ProcessStepComponent
ApplicationConditioning
technique
WorkStation
ManualcleaningSurfaceofuseddeviceBeforerepairor
reconditioning
Usesaturatedtowel
toapplycleaning
detergentandremove
residuesafterimpact.
Cleaningand
disinfection
DisinfectionSurfaceofuseddeviceBeforerepairor
reconditioning
Usesaturated
disinfectantwipes
andclean*thedevice
surface.
Cleaningand
disinfection
*Invacareusesdetergent"Nücoseptspecial"1.5%inwaterml/ml
DisinfectionTools
Disposablewipes(eece)
Brushestocleanareasdifculttoaccess
FurtherInformation
FormoreinformationcontactyourInvacareservicedepartment.
1568396-C
7
InvacarPronto™M41Series
4Setup
4.1AdjustingSeatingPosition
Toadaptthemobilitydeviceoptimallytotherequirementsoftheuser,werecommendthatyouaskyourauthorised
Invacareprovidertoadjusttheseatdepthindividually.Adaptingtheseattotheuser'sseatingpositiondependsonwhich
seathasbeentted,andshouldbecarriedoutinthefollowingsequence.
1.Adjustinglowerleglength,see4.2AdjustingLowerLegLength,page8.
2.Adjustingseatdepth,see4.3AdjustingSeatDepth,page8.
3.Adjustingseatheight,see4.4AdjustingSeatHeight(Captain'sSeatandStandardSeat),page11and4.5Adjusting
SeatHeight(Modulite),page11.
4.Adjustingseatangle,see4.6AdjustingSeatAngle(Modulite),page12.
5.Adjustingcentreofgravityofseatframe,see4.7AdjustingCentreofGravityofSeat,page13.
6.Repetitionofsteps3to4,ifnecessary.
WARNING!
Riskofinjurybytippingofmobilitydevicecausedbyblockedcastors.
Alwayscheckseatdepthsettingsforbothforwardandreversemovement.
Makesurethatcastorscanrotatefreelyandhavenocontacttoanyxedmobilitydevicecomponent.
Anychangestothedriveprogramcanaffectthedrivingcharacteristicsandthetippingstabilityofthevehicle!
ChangestothedriveprogrammayonlybecarriedoutbytrainedInvacarespecialistproviders.
Invacaresuppliesallmobilityaidswithastandarddriveprogramex-works.Invacarecanonlygiveawarranty
forsafevehicledrivingbehaviour-especiallytippingstability-forthisstandarddriveprogram.
CAUTION!
Riskofcrushing
Theseatisveryheavy.Riskofinjurytohandsandfeet.
Payattentiontothehandandfeet.
Useproperliftingtechniques.
4.2AdjustingLowerLegLength
Invacareoffersarangeoflegrestswhichcanbeadjustedindividually.Seeusermanual.
4.3AdjustingSeatDepth
Payattentiontocentreofgravityofseat.Theseatcanbeadjustedbymountingseatframefarthertowardsfrontorrear
onseat,see4.7AdjustingCentreofGravityofSeat,page13.
Captain'sSeat
Phillipsscrewdriver
81568396-C
Setup
1.Removeseat,see7.1ReplacingSeatAssembly,
page45.
2.Removeseatbase(3)fromseatassembly,see
4.3.1AdjustingSeatPositiononSeatBase,
page9.
3.Removesixmountingscrews(5)locatedunder
seatthatsecureseatbackassembly(1)in
place.
Fig.4-1
4.Adjustseatback(1)assemblytodesired
positionandreinstallsixmountingscrews(5).
Securelytighten.
Forproperseatdepthpositions,see
“DetailA.Forexample,toachieve
maximumseatdepth,frontmounting
hole(2)onseatbackbracket(4)aligns
withthirdholeonseatbase(3).
5.Installseatbase(3)ontoseatassembly,see
4.3.1AdjustingSeatPositiononSeatBase,
page9.
6.Reinstallseat.
Min.seatdepth:
16inch(406.4mm)
Middleseatdepth:
17inch(431.8mm)
Fig.4-2DetailA
Max.seatdepth:
18inch(457.2mm)
ModuliteSeat
6mmAllenkey
1.Removeseatplateorslingseat,seeModuliteservice
manual.
2.Loosensocketheadscrews(2)infrontandrear,left
andrightDONOTremove.
3.Shiftpositionofseat.
4.Tightenscrews.
5.Installseatplateorslingseatagain.
Fig.4-3
4.3.1AdjustingSeatPositiononSeatBase
Seetablebelowforproperseatpostmountingpositions(1).Forusersover220lbs(100kg)theseatmustbe
inthe1-inch(25.4mm)backpositionwhenusingseatpostmountingholes3,4and5.See4.4AdjustingSeat
Height(Captain'sSeatandStandardSeat),page11.
1568396-C9
InvacarPronto™M41Series
1.Removeseat.See7.1ReplacingSeatAssembly,page
45.
2.Removefourmountingscrews(4)andwashers(3)
securingtheseatpivottoseatbase(2).
3.Separateseatpivotfromseatbase.
Fig.4-4
4.Seefollowinglisttodeterminecorrectmountingholes
toachievedesiredseatposition.
(5)1-inch(25.4mm)backseatposition
(6)Standardseatposition
(7)1-inch(25.4mm)forwardseatposition
1
(8)1-inch(25.4mm)backseatposition
(9)Standardseatposition
(10)1-inch(25.4mm)forwardseatposition
1
5.Alignmountingholesonseatpivotwithmounting
holesonseatbase.
6.Secureseatbasetoseatassemblyusingfourmounting
screwsandwashers.Securelytighten.
7.Installseat.
Fig.4-5
1
Forusersover220lbs(100kg)-donotuse1-inch(25.4mm)forwardposition.
ProperSeatPositionsfor18-Inch(457.2mm)DeepBackSetting
WeightLimitation
SeatPostMounting
Hole
1–Inch(25.4mm)
Back
Standard
1–Inch(25.4mm)
Forward
1YY
N/A
2YY
N/A
3Y
N/AN/A
4Y
N/AN/A
300lbs(136kg)
5
Y
N/AN/A
1YYY
2YY
N/A
3Y
N/AN/A
4Y
N/AN/A
220lbs(100kg)
5
Y
N/AN/A
101568396-C
Setup
WeightLimitation
SeatPostMounting
Hole
1–Inch(25.4mm)
Back
Standard
1–Inch(25.4mm)
Forward
1YYY
2YYY
3YYY
4YYY
150lbs(68kg)
5
YYY
Legend:Y-UseN/A-Donotuse
4.4AdjustingSeatHeight(Captain'sSeatandStandardSeat)
Theseatcanbeadjustedtoveheightpositionsin1-inch(25.4mm)increments.
Formoreinformationabouttheproperseatpostmountingpositions(1),see4.3AdjustingSeatDepth,page8.For
usersover220lbs(100kg)themountingholes3,4and5mustbeusedwiththeseatinthe1-inch(25.4mm)
backposition.See4.3.1AdjustingSeatPositiononSeatBase,page9.
3/8inchAllenkey
1.Removeseat.See7.1ReplacingSeatAssembly,page
45.
2.Removemountingscrew(2)thatsecuresseatpost(4)
tosupporttube(3).
3.Adjustseatpost(4)todesiredmountingposition.
4.Reinstallmountingscrew(2).Securelytighten.
5.Reinstallseat.
Fig.4-6
4.5AdjustingSeatHeight(Modulite)
13mmwrench
1568396-C
11
InvacarPronto™M41Series
1.Removeseatplateorslingseat.SeeModuliteservice
manual.
2.Loosenandremovescrews(3)andself-lockingnuts
(1)infrontandrear(2).
Fig.4-7
3.Adjustseatframe(2)todesiredmountingposition
(a,borc).
SeetableSeatHeightfordifferentseatheightvalues.
4.Retscrewsandself-lockingnuts.
5.Installseatplateorslingseat.
Fig.4-8
Seatheight
Mountingposition
SeatplateSlingseat
a
450mm480mm
b
470mm500mm
c
490mm520mm
4.6AdjustingSeatAngle(Modulite)
6mmAllenkey
13mmwrench
12
1568396-C
Setup
1.Removeseatplateorslingseat.SeeModuliteservice
manual.
2.Loosenandremovescrews(4)andself-lockingnuts
(2)includingwashers(2).
Fig.4-9
3.Choosedesiredhole(1)toadjustseatanglewithseat
frame(3).
(a)
(b)
(c)
(d)
4.Retscrewsandself-lockingnutsincludingwashers.
5.Adjustseatheightifnecessary.See4.5AdjustingSeat
Height(Modulite),page11.
6.Installseatplateorslingseat.
Fig.4-10
4.7AdjustingCentreofGravityofSeat
Thecentreofgravityoftheseatcanbeadjustedbymountingtheseatframefarthertowardsthefrontortherear
ontheseat.
Theseatingsystemofthemobilitydeviceisdeliveredexworkswithanoptimallyadjustedcentreofgravity.
Anychangeinthisadjustmentsettingcannegativelyinuencethestabilityofthemobilitydevice.
Youmustperformanindividualriskanalysiseverytimeyouchangethecentreofgravityoftheseating
position,inordertoensurethesafetyandstabilityofthepowerwheelchair .
Fig.4-11
ASeatdepth
BCentreofgravityoftheseat/seatposition
Theuserweightandseatdepthhavestronginuencesonthechoiceofthecentreofgravityoftheseat.Iftheuser
isheavyandtheseatdepthisgreater,thefocusshouldbethefartherback.
1568396-C13
InvacarPronto™M41Series
Fig.4-12
Forbestpossibledrivingcharacteristicsofrear-wheeldrivewheelchairs,theweighttobedistributed:3040%front
and60-70%rear.
14
1568396-C
Testing
5Testing
5.1TestingMotor
Phillipsscrewdriver,size2
Digitalmultimeterwithresistancemeasurement
1.Removeshroudthatcoverspowermodule.See6.10
Shrouds,page36.
2.UnplugcableofmotorAfrompowermodule.
3.ConnectmultimeterBtomotorplugcontactsCandD
andmeasureresistancebetweencontacts.
Aresistanceofbetween0.5ohmsand10ohms
indicatesamotorreadyforoperation.A
resistanceofbetween15ohmsandinnity
indicatesadefectivemotor.Highresistancesare
normallycausedbybadconnectionsorworn
carbonbrushes.
Fig.5-1DuraWattmotorservesasanexample.
5.2TestingMotorBrake
Thistestshouldonlybecarriedoutonmobilitydevicewithconventionalmotor-gearboxunits.
CAUTION!
Riskofdamagetopowermoduleduetoshortsinmotorbrake
NEVERconnectashortedmotorbraketoanintactpowermodule.
Alwaysreplaceshortedbrakesimmediately.
Adefectivemotorcandamagethepowermodule,butadefectivepowermodulecannotdamagethemotor.
Phillipsscrewdriver,size2
Digitalmultimeterwithresistancemeasurement
1.Removeshroudthatcoverspowermodule.See6.10
Shrouds,page36.
2.UnplugcableofmotorAfrompowermodule.
3.ConnectmultimeterBtomotorplugcontactsEandF
andmeasureresistancebetweencontacts.
Aresistanceofbetween40ohmsand80ohms
indicatesanintactbrake.Aresistanceof0ohms
oraveryhighresistance(mega-ohmsorinnity)
indicatesashort-circuit,abadconnectionora
defectivebrake.
4.Ifthereisadefect,replacemotorandsenditto
InvacareServiceforinspectionorrepair.
Fig.5-2DuraWattmotorservesasanexample.
5.3Raintest
Checktoensurethattheblackbatteryterminalcapsaresecuredinplace,gaiterisnottornorcrackedwherewater
canenterandthatallelectricalconnectionsaresecureatalltimes.
Donotusethemobilitydeviceifthegaiteristornorcracked.Ifthegaiterbecomestornorcracked,replace
immediately.
1568396-C15
InvacarPronto™M41Series
5.4FieldLoadTest
Oldbatteriesloosetheirabilitytostoreandreleasepowerduetoincreasedinternalresistance.Inthisprocedure,batteries
aretestedunderloadusingadigitalvoltmetertocheckbatterychargelevelatthechargerconnector.Thechargerconnector
islocatedontheremote.Whenvoltageattheoutputdrops1.0voltsunderload(2.0voltsforapair),replacethebatteries.
Readtheseinstructionscarefullyandthemanufacturersinstructionsonthedigitalvoltmeterbeforeproceeding.
Voltmeter
WARNING!
Whenperformingthefollowingsteps,ensureyourfeetareclearfromcastersandwall,otherwiseinjury
mayresult.
1.SwitchelectronicsOFFonremote.
2.Makesurebatteryisfullycharged.Anextremely
dischargedbatterywillexhibitthesamesymptomsasa
badbattery.
3.Removefootboard/legrestsfrommobilitydevice.
4.ConnectvoltmeterleadstochargerconnectorAon
mobilitydevice.MostdigitalvoltmetersBarenot
affectedbypolarity.However,analogmeters(meters
withswingingneedles)canbeandshouldbeused
carefully.
Agoodmeterreadingshouldbe25.5VDCto
26.0VDCwiththechairinneutral.
5.SwitchelectronicsONonremote.
6.Ensuethatyourfeetareclearfromcastersandwall.
7.Runmobilitydeviceinneutralforatleast2minutes.
8.Sitinmobilitydeviceandplaceyourfeetagainstadoor
jam,workbenchorotherstationaryobject.
9.Carefullygiveforwardcommand,tryingtodrivethe
mobilitydevicethroughthestationaryobject.Theload
shoulddrawbetween30ampsto40ampsfromthe
batteriesfor0.3seconds.
Performingthisstepputsaheavyloadon
thebatteriesastheytrytopushthroughthe
stationaryobject.Ifthewheelsspin,havetwo
individuals(oneoneacharm)applyasmuch
downwardpressureaspossibleonthearmsof
themobilitydevice.
10.Readmeterwhilemotorsarestrainingtodetermine
voltageunderload.
Ifthevoltagedropsmorethan2.0voltsfrom
apairoffullychargedbatteriesduringthe0.3
seconds,theyshouldbereplacedregardlessof
theunloadedvoltages.
Fig.5-3
5.5CheckingBatteryChargeLevel
Thefollowing“Dos”and“Don’ts”areprovidedforyourconvenienceandsafety.
DON’TDO
Don’tperformanyinstallationormaintenancewithoutrst
readingthismanual.
Readandunderstandthismanualandanyservice
informationthataccompaniesabatteryandchargerbefore
operatingthepersonaltransporter .
Don’tperforminstallationormaintenanceofbatteriesin
anareathatcouldbedamagedbybatteryspills.
Movethepersonaltransportertoaworkareabefore
cleaningterminals,oropeningbatterybox.
Don’tmakeitahabittodischargebatteriestothelowest
level.
Rechargeasfrequentlyaspossibletomaintainahigh
chargelevelandextendbatterylife.
161568396-C
Testing
DON’TDO
Don’tusechargersorbatteriesthatarenotappropriate
forthechair.
Followrecommendationsinthismanualwhenselecting
abatteryorcharger .
Don’tputnewbatteriesintoservicebeforecharging.Fullychargeanewbatterybeforeusing.
Don’ttiportiltbatteries.Useacarryingstraptoremove,moveorinstallabattery.
Don’ttaponclampsandterminalswithtools.Pushbatteryclampsontheterminals.Spreadclampswider
ifnecessary.
1568396-C
17
InvacarPronto™M41Series
6Service
6.1Generalwarninginformationoninstallationwork
CAUTION!
Riskofinjuryanddamagetoproperty,ifthemaximumspeedreductiononamobilitydevicewithalifterdoes
notfunctioncorrectly
Themobilitydevice’scontrolunitmustreducethemaximumpossiblespeedassoonasthelifterisraised.
Testthemaximumspeedreductionforcorrectfunctionafteranymaintenanceworkormodications
tothemobilitydevice.
6.2Tighteningtorques
CAUTION!
Damagecanbecausedtothemobilitydeviceduetoimproperlytightenedscrews,nutsorplasticconnections.
Alwaystightenscrews,nutsetctothestatedtighteningtorque.
Onlytightenscrewsornutswhicharenotlistedherengertight.
Thetighteningtorquesstatedinthefollowinglistarebasedonthethreaddiameterforthenutsandboltsforwhichno
specicvalueshavebeendetermined.Allvaluesassumedryandde-greasedthreads.
ThreadTighteningtorqueinNm±10%
M43Nm
M5
6Nm
M610Nm
M825Nm
M1049Nm
M1280Nm
M14120Nm
M16180Nm
UNCThreadTighteningtorqueinNm±10%
1/4”-20
11–7Nm
5/16”-20
22–14Nm
3/8”-16
41–25Nm
7/16”-14
67–40Nm
1/2”-13
100–60Nm
9/16”-12
150–90Nm
5/8”-11
210–130Nm
3/4”-1
370–230Nm
7/6”-9
600–370Nm
1”-8
900–550Nm
6.3Imperialtometricconversionchart
Youcanusethischartasanorientationtondtherighttoolsize.
IMPERIALMETRIC
inch
mm
5/64
1.9844
3/32
2.3813
7/64
2.7781
1/8
3.1750
181568396-C
Service
IMPERIALMETRIC
inch
mm
9/64
3.5719
5/32
3.9688
11/64
4.3656
3/16
4.7625
13/64
5.1594
7/32
5.5563
15/64
5.9531
1/4
6.3500
17/64
6.7469
9/32
7.1438
19/64
7.5406
5/16
7.9375
21/64
8.3344
11/32
8.7313
23/64
9.1281
3/8
9.5250
25/64
9.9219
13/32
10.3188
27/64
10.7156
7/16
11.1125
29/64
11.5094
15/32
11.9063
31/64
12.3031
1/2
12.7000
33/64
13.0969
17/32
13.4938
35/64
13.8906
9/16
14.2875
37/64
14.6844
19/32
15.0813
39/64
15.4781
5/8
15.8750
41/64
16.2719
21/32
16.6688
43/64
17.0656
11/16
17.4625
45/64
17.8594
23/32
18.2563
47/64
18.6531
3/4
19.0500
49/64
19.4469
1568396-C19
InvacarPronto™M41Series
IMPERIALMETRIC
inch
mm
25/32
19.8438
51/64
20.2406
13/16
20.6375
53/64
21.0344
27/32
21.4313
55/64
21.8281
7/8
22.2250
6.4Troubleshooting
6.4.1OperationalFaults
Proceedasfollowsifyouhaveanyproblems:
1.Firstassessthepossiblecauseoftheproblemusingthefollowingtable.
2.Checktheremotestatusdisplay.Evaluatetheasherrorcode.
3.Carryoutthenecessarychecksandrepairsasrecommendedinthefollowingtable.
Thevariouspowermodulescanbettedinconnectionwithdifferentremotesinthemobilitydevice.Recticationof
operationalfaultsdependsonthepowermoduletted.Thepowermodulesusedaredescribedinthecorresponding
controlsmanual.
Thetablesforrecticationofoperationalfaultslistedinthefollowingchaptersareonlyanexcerptfromtheoriginal
manufacturer'smanuals.YoucanobtaintheoriginalmanualsfromInvacare.
6.4.2DriveFaultDiagnosis
ProblemOtherSymptomsPossibleCauseSolution
Documentation
Mobilitydevicewill
notstart
Theremotestatus
displayilluminates
normallyandshows
anerrorcode.
Drivemotors
disengaged
Engagedrivemotors.Seeusermanual.
BatteriesdefectiveReplacebatteries.See6.12.5Replacing
Batteries,page43.
Remotestatusdisplay
doesnotilluminate
Completelydischarged
battery
Pre-chargebatteries.Seeusermanual.
Powersupplyto
remoteinterrupted
Checkcabling.See6.11.6Checking
Cables,page39.
RemotedefectiveReplaceremote.
SeeLiNXservice
manual.
Remotestatusdisplay
ashing
Variouscauses
Assesserrorcode.Seeremotemanual.
Batteriesdefective
(unstablevoltage)
Replacebatteries.See6.12.5Replacing
Batteries,page43.
Mobilitydevice
juddersindrivemode
None
Drivemotor(s)
defective
Replacemotor(s).
See6.8.1Replacing
Motor,page26.
Mobilitydevicepulls
toleftorright
None
Drivemotorsrunning
asymmetrically
Changeprogramming
tosynchronisemotors.
SeeLiNXservice
manual.
TyrevisiblydentedNotenoughtyre
pressure
Checktyrepressure,
replaceinnertube
and/orvalveif
necessary.
201568396-C
/