Invacare Wheelchair Pronto M61 User manual

Brand: Invacare

Model: Wheelchair Pronto M61

Type: User manual

Invacare®Pronto™M61Series

withSureStep®

enPowerWheelchair

ServiceManual

DEALER:Keepthismanual.

TheproceduresinthismanualMUSTbeperformedbyaqualified

technician.

Allrightsreserved.Republication,duplicationormodificationinwholeorinpartisprohibitedwithoutpriorwritten

permissionfromInvacare.Trademarksareidentifiedby™and®.AlltrademarksareownedbyorlicensedtoInvacare

Corporationoritssubsidiariesunlessotherwisenoted.

Contents

1General.......................................4

1.1Generalinformation.............................4

1.2Actionsonmobilitydevicesdirectlyuponreceipt........4

1.3Notesonshipping..............................4

1.4Symbolsinthismanual...........................4

1.5Imagesinthismanual............................4

2Safety.........................................5

2.1Safetyandfittinginstructions......................5

3Testing........................................6

3.1Testingthemotor..............................6

3.2Testingtheelectro-mechanicalparkingbrake...........6

3.3Raintest.....................................6

3.4Fieldloadtest.................................6

3.5CheckingBatteryChargeLevel.....................7

4Service........................................8

4.1Tighteningtorques..............................8

4.2Troubleshooting...............................8

4.2.1Wheels...................................8

4.2.2Motor/Gearbox/Brake........................8

4.2.3Battery....................................9

4.2.4Batterycharger..............................10

4.2.5Maintenanceplan(1xannually)..................10

4.3Electricalsystem...............................11

4.3.1Removing/Installingthebatteries.................11

4.3.2Usethecorrectbatteries......................12

4.3.3Connecting/Disconnectingbatterycables...........12

4.3.4Cablerouting...............................13

4.3.5Checkingthecables..........................13

4.4Drivecomponents..............................13

4.4.1Disengagingmotors..........................13

4.4.2Removing/Installingthemotorengaginglever........13

4.4.3Removing/Installingthemotor...................14

4.4.4Replacingmotorbrushes.......................14

4.5Electronics...................................15

4.5.1Disconnecting/Connectingtheremote.............15

4.5.2Removing/Installingtheremote..................15

4.5.3Repositioningtheremotemountingbracket.........16

4.5.4ReplacingtheSharkpowermodule...............16

4.5.5Updatingsoftware...........................16

4.6Wheels......................................17

4.6.1Removing/Installingthedrivewheel...............17

4.6.2Replacingthefront/rearcasters..................17

4.6.3Adjustingcasterassembly......................17

4.6.4Removing/Installingthefront/rearcasterassembly....18

4.6.5Removing/Installingthesteeringheadassembly.......18

4.6.6Repairingflattires............................18

4.7Covers......................................19

4.7.1Removing/Installingthetopcover................19

4.7.2Removing/Installingthesidecover................19

4.7.3Removing/Installingthefrontcover...............19

4.7.4Removing/Installingtheinnercover...............20

4.8Frames......................................20

4.8.1Removing/Installingthepivottube................20

4.8.2Removing/InstallingtheSureStepspring............20

4.8.3Removing/Installingthewalkingbeam..............20

4.9Center-mountedfootboard.......................21

4.9.1Removing/Installingthefootboardassembly.........21

4.10Vari-Alegrests................................21

4.10.1Swivellingthefootrest/legrestoutwardand/or

removing.................................21

4.10.2ReplacingHeelLoops........................21

4.11Removing/Installingtheseat......................21

4.12Removing/Installingthelifteractuator...............22

4.12.1Removing/Installingtheactuatorswitchsensor......22

5SettingsandAdjustments........................23

5.1Adjustingtheseatdepth..........................23

5.2Adjustingtheseatheight.........................23

5.3Adjustingseatpositiononseatbase.................23

6Accessories....................................25

6.1Replacingtheposturalbelt........................25

Invacare®Pronto™M61SerieswithSureStep®

1General

1.1Generalinformation

•Serviceandmaintenanceworkmustbecarriedouttakingthis

servicemanualintoaccount.

•Itisimperativethatyouobservesafetyinformation.

•Informationaboutoperationoraboutgeneralmaintenanceand

careworkonthemobilitydeviceshouldbetakenfromthe

operatingmanual.

•Youcanfindinformationaboutorderingsparepartsinthespare

partscatalogue.

•OnlyuseoriginalInvacare®spareparts.Thewarrantywill

becomeinvalidifothersparepartsareused!

•Wereservetherighttomakeanyalterationsonthegroundsof

technicalimprovements.

•Themobilitydevicemayonlybemaintainedandoverhauledby

qualifiedpersonnel.

•Theminimumrequirementforservicetechniciansissuitable

training,suchasinthecycleororthopedicmechanicsfields,or

sufficientlylong-termjobexperience.

–Experienceintheuseofelectricalmeasuringequipment

(multimeters)isalsoarequirement.

–SpecialInvacaretrainingisrecommended.

•Alterationstothemobilitydevicewhichoccurasaresultof

incorrectlyorimproperlyexecutedmaintenanceoroverhaul

workleadtotheexclusionofallliabilityonthesideof

INVACARE.

•IfyouhaveanyproblemsorquestionspleasecontactInvacare

Service.

1.2Actionsonmobilitydevicesdirectly

uponreceipt

CAUTION!

Riskofinjuryanddamagetomobilitydevice

Whenafaultoccurred,amobilitydevicewithbatteries

connectedcouldresultinahazardoussituation.

–Disconnectbatteriesformaximumprotection.

Whenyoureceiveamobilitydeviceforserviceanditsbatteriesare

connected,youshoulddisconnectthemimmediatelybeforeleaving

themobilitydeviceunattended.Otherwise,onamobilitydevicewith

afaultcondition,connectedbatteriescombinedwithasecondary

faultorasequenceofeventscouldresultinahazardoussituation

suchasashortcircuit.

1.Switchoffpower.

2.Disconnectbatteries.

Refertothecorrespondingchaptersaboutdisconnectingand/or

removingthebatteries.

1.3Notesonshipping

•Ifthemobilitydevicehastobeshippedbacktothemanufacturer

formajorrepairs,youshouldalwaysusetheoriginalpackaging

fortransport.

•Pleaseattachaprecisedescriptionofthefault.

1.4Symbolsinthismanual

Inthismanualwarningsareindicatedbysymbols.Thewarning

symbolsareaccompaniedbyaheadingthatindicatestheseverity

ofthedanger.

WARNING

Indicatesahazardoussituationthatcouldresultin

seriousinjuryordeathifitisnotavoided.

CAUTION

Indicatesahazardoussituationthatcouldresultin

minororslightinjuryifitisnotavoided.

IMPORTANT

Indicatesahazardoussituationthatcouldresultin

damagetopropertyifitisnotavoided.

Givesusefultips,recommendationsandinformation

forefficient,trouble-freeuse.

ThisproductcomplieswithDirective93/42/EEC

concerningmedicaldevices.Thelaunchdateofthis

productisstatedintheCEdeclarationofconformity.

Tools:

Thissymbolidentifiesalistofvarioustools,

componentsanditemswhichyouwillneedinorder

tocarryoutcertainwork.Pleasedonotattemptto

carryouttheworkifyoudonothavethelistedtools

available.

1.5Imagesinthismanual

Thedetailedimagesinthismanualaregivendigitstoidentify

variouscomponents.Componentnumbersintextandoperational

instructionsalwaysrelatetotheimagedirectlyabove.

1590501-A

Safety

2Safety

2.1Safetyandfittinginstructions

Thesesafetyinstructionsareintendedtopreventaccidentsatwork,

anditisimperativethattheyareobserved.

Beforeanyinspectionorrepairwork

•Readandobservethisrepairmanualandtheassociateduser

manual.

•Observetheminimumrequirementsforcarryingoutthework

(see1.1Generalinformation,page4

Personalsafetyequipment

Safetyshoes

Themobilitydevice,andsomeofitscomponents,areveryheavy.

Thesepartscanresultininjuriestothefeetiftheyareallowedto

drop.

•Wearstandardizedsafetyshoesduringallwork.

Eyeprotection

Itispossiblethatbatteryacidcanbedischargedwhenworkingon

defectivebatteriesorwhenhandlingbatteriesimproperly.

•Alwaysweareyeprotectionwhenworkingonanydefectiveor

possiblydefectivebatteries.

Safetygloves

Itispossiblethatbatteryacidcanbedischargedwhenworkingon

defectivebatteriesorwhenhandlingbatteriesimproperly.

•Alwayswearacid-proofsafetygloveswhenworkingonany

defectiveorpossiblydefectivebatteries.

Generalsafetyinformationandinformationabout

fitting/removal

CAUTION!

Riskofcrushing

Variouscomponentssuchasthedriveunit,batteries,

seatetcareveryheavy.Thisresultsininjuryhazardsto

yourhands.

–Notethehighweightofsomecomponents.This

appliesespeciallytotheremovalofdriveunits,

batteriesandtheseat.

CAUTION!

Injuryhazardifthevehiclestartsmoving

unintentionallyduringrepairwork

–Switchthepowersupplyoff(ON/OFFkey).

–Engagethedrive.

–Beforeliftingup,securethevehiclebyusingchocks

toblockthewheels.

CAUTION!

Fireandburnhazardduetoelectricalshort-circuit

–Themobilitydevicemustbecompletelyswitchedoff

beforeremovalofvoltage-carryingcomponents!To

dothis,removethebatteries.

–Avoidshort-circuitingthecontactswhencarryingout

measurementsonvoltage-carryingcomponents.

CAUTION!

Riskofburnsfromhotsurfacesonthemotor

–Allowthemotorstocooldownbeforecommencing

workonthem.

CAUTION!

Injuryhazardandriskofdamagetovehicledue

toimproperorincompletemaintenancework

–Useonlyundamagedtoolsingoodcondition.

–SomemovingpartsaremountedinsocketswithPTFE

coating(Teflon™).Nevergreasethesesockets!

–Neveruse"normal"nutsinsteadofself-lockingnuts.

–Alwaysusecorrectly-dimensionedwashersand

spacers.

–Whenreassembling,alwaysreplaceanycableties

whichwerecutduringdismantling.

–Aftercompletingyourwork/beforerenewedstart-up

ofthemobilitydevice,checkallconnectionsfortight

fitting.

–Aftercompletingyourwork/beforerenewedstart-up

ofthemobilitydevice,checkallpartsforcorrect

locking.

–Onlyoperatethevehiclewiththeapprovedtire

pressures(seetechnicaldata).

–Checkallelectricalcomponentsforcorrectfunction.

Notethatincorrectpolaritycanresultindamageto

theelectronics.

–Alwayscarryoutatrialrunattheendofyourwork.

CAUTION!

Riskofinjuryanddamagetoproperty,ifthe

maximumspeedreductiononawheelchairwith

alifterdoesnotfunctioncorrectly

Thewheelchair’scontrolunitmustreducethemaximum

possiblespeedassoonasthelifterisraised.

–Testthemaximumspeedreductionforcorrect

functionafteranymaintenanceworkormodifications

tothewheelchair.

CAUTION!

Anychangestothedriveprogramcanaffectthe

drivingcharacteristicsandthetippingstabilityof

thevehicle

–Changestothedriveprogrammayonlybecarriedout

bytrainedInvacarespecialistdealers.

–Invacaresuppliesallmobilitydeviceswithastandard

driveprogramex-works.Invacarecanonlygivea

warrantyforsafevehicledrivingbehavior-especially

tippingstability-forthisstandarddriveprogram.

Markallcurrentsettingsforthemobilitydevice(seat,

armrests,backrestetc.),andtheassociatedcableconnecting

plugs,beforedismantling.Thismakesreassemblyeasier.All

plugsarefittedwithmechanicalsafetydeviceswhichprevent

releaseoftheconnectingplugsduringoperation.Torelease

theconnectingplugsthesafetydevicesmustbepressedin.

Whenreassemblingensurethatthesesafetydevicesare

correctlyengaged.

1590501-A5

Invacare®Pronto™M61SerieswithSureStep®

3Testing

3.1Testingthemotor

1.Onthe4–pinmotorconnectorB,locatethetwocontactsin

theREDandBLACKhousings.

2.Setthedigitalmultimetertomeasureresistance(ohms).

3.Measuretheresistancebetweenthetwomotorcontacts.

Anormalreadingisbetween0.5and5ohms,depending

onthemotorA.

Areadingof0ohmsorinexcessof15ohmsindicates

aproblem.Highreadingsaregenerallycausedbybad

connectionsand/ordamagedbrushes.ContactInvacare.

3.2Testingtheelectro-mechanicalparking

brake

Thisprocedureshouldonlybeperformedonmobility

deviceswithconventionalmotor/gearboxassembly.

1.Engagethemotorengaginglever,referto4.4.1Disengaging

motors,page13.

2.Onthefour-pinmotorconnectorB,locatethesidebyside

connectorsintheblackhousings.

3.Setthemultimetertomeasureresistance(ohms).

4.Measuretheresistancebetweenthetwobrakecontacts.

Anormalreadingisbetween45–100ohmsdepending

onthemotorA.

Areadingof0ohmsoraveryhighreading(Megaohms

orO.L.(outoflimits))indicatesashortedbrakeor

anopenconnectionrespectively.Ifeithercondition

exists,sendthemotortoInvacareTechnicalServicefor

inspection/repair.

WARNING!

Ashortedelectro-mechanicalbrakewilldamage

thebrakeoutputsectioninthepowermodule.

–Donotconnectashortedelectro-mechanicalbrake

toagoodpowermodule.Ashortedbrakemustbe

replaced.

Abadmotorcandamagethepowermodulebutabadpower

modulewillnotdamageamotor.

3.3Raintest

•ChecktoensurethattheREDandGREYbatteryterminalcaps

aresecuredinplace,remotebootisnottornorcrackedwhere

watercanenterandthatallelectricalconnectionsaresecure

atalltimes.

•Donotusethemobilitydeviceiftheremotebootistornor

cracked.Iftheremotebootbecomestornorcracked,replace

immediately.

3.4Fieldloadtest

Oldbatteriesloosetheirabilitytostoreandreleasepowerdueto

increasedinternalresistance.Inthisprocedure,batteriesaretested

underloadusingadigitalvoltmetertocheckbatterychargelevel

atthechargerconnector.Thechargerconnectorislocatedonthe

remote.Whenvoltageattheoutputdrops1.0voltsunderload(2.0

forapair),replacethebatteries.

Readtheseinstructionscarefullyandthemanufacturer’s

instructionsonthedigitalvoltmeterbeforeproceeding.

1.SwitchtheelectronicsOFFontheremote.

2.Makesurebatteryisfullycharged.Anextremelydischarged

batterywillexhibitthesamesymptomsasabadbattery.

3.Removethefootboard/legrestsfromthemobilitydevice.

ConnectthevoltmeterleadstothechargerconnectorAonthe

mobilitydevice.MostdigitalvoltmetersBarenotaffectedby

polarity.However,analogmeters(meterswithswingingneedles)

canbeandshouldbeusedcarefully.

Agoodmeterreadingshouldbe25.5to26VDCwith

thechairinneutral.

WARNING!

–Whenperformingtheremainingsteps,ensureyour

feetareclearfromcastersandwall,otherwiseinjury

mayresult.

5.Runthemobilitydeviceinneutralforatleast2minutes.

6.Sitinmobilitydeviceandplaceyourfeetagainstadoorjam,

workbenchorotherstationaryobject.

7.Carefullypushtheremoteforward,tryingtodrivethemobility

devicethroughthestationaryobject.Theloadshoulddraw

between30to40ampsfromthebatteriesfor0.3seconds.

Performingthisstepputsaheavyloadonthebatteries

astheytrytopushthroughthestationaryobject.Ifthe

wheelsspin,havetwoindividuals(oneoneacharm)

applyasmuchdownwardpressureaspossibleonthe

armsofthemobilitydevice.

8.Readthemeterwhilethemotorsarestrainingtodeterminethe

voltageunderload.

Ifthevoltagedropsmorethan2voltsfromapairoffully

chargedbatteriesduringthe0.3seconds,theyshouldbe

replacedregardlessoftheunloadedvoltages.

61590501-A

Testing

3.5CheckingBatteryChargeLevel

Thefollowing“Dos”and“Don’ts”areprovidedforyourconvenienceandsafety.

DON’TDO

Don’tperformanyinstallationormaintenancewithoutfirstreading

thismanual.

Readandunderstandthismanualandanyserviceinformationthat

accompaniesabatteryandchargerbeforeoperatingthepersonal

transporter.

Don’tperforminstallationormaintenanceofbatteriesinanareathat

couldbedamagedbybatteryspills.

Movethepersonaltransportertoaworkareabeforecleaning

terminals,oropeningbatterybox.

Don’tmakeitahabittodischargebatteriestothelowestlevel.Rechargeasfrequentlyaspossibletomaintainahighchargeleveland

extendbatterylife.

Don’tusechargersorbatteriesthatarenotappropriateforthechair.

Followrecommendationsinthismanualwhenselectingabatteryor

charger.

Don’tputnewbatteriesintoservicebeforecharging.Fullychargeanewbatterybeforeusing.

Don’ttiportiltbatteries.

Useacarryingstraptoremove,moveorinstallabattery.

Don’ttaponclampsandterminalswithtools.Pushbatteryclampsontheterminals.Spreadclampswiderif

necessary.

Don’tmismatchyourbatteryandchargers.UseonlyaAGMchargerforaAGMbattery.

1590501-A7

Invacare®Pronto™M61SerieswithSureStep®

4Service

4.1Tighteningtorques

CAUTION!

Damagecanbecausedtothemobilitydevicedue

toimproperlytightenedscrews,nutsorplastic

connections.

–Alwaystightenscrews,nutsetctothestatedtightening

torque.

–Onlytightenscrewsornutswhicharenotlistedhere

fingertight.

Thetighteningtorquesstatedinthefollowinglistarebasedonthe

threaddiameterforthenutsandboltsforwhichnospecificvalues

havebeendetermined.Allvaluesassumedryandde-greasedthreads.

Thread

Tighteningtorquein

Nm±10%

3Nm

6Nm

M610Nm

M825Nm

M1049Nm

M1280Nm

Thread

Tighteningtorquein

Nm±10%

M14120Nm

M16180Nm

UNCThread

Tighteningtorquein

Nm±10%

1/4”-2011–7Nm

5/16”-2022–14Nm

3/8”-1641–25Nm

7/16”-1467–40Nm

1/2”-13100–60Nm

9/16”-12150–90Nm

5/8”-11210–130Nm

3/4”-1370–230Nm

7/6”-9600–370Nm

1”-8900–550Nm

4.2Troubleshooting

–Fortroubleshootinginformationandexplanationof

errorcodes,refertothewheelchairbaseusermanual

andtheindividualElectronicsManualsuppliedwith

eachwheelchair.

4.2.1Wheels

ProblemProbablecause

Solutions

Documentation

Incorrect/unequaltirepressureIfpneumatic,checktiresfor

correctandequalpressure.

RefertoTechnicalspecifications

insidetheusermanual.

Tightenstemnuts/bolts.Referto4.6.1Removing/Installing

thedrivewheel,page17.

Mobilitydeviceveers

left/right

Loosestemnuts/bolts

Checkthatcasterscontact

groundatthesametime.

Incorrect/unequaltirepressureIfpneumatic,checktiresfor

correctandequalpressure.

RefertoTechnicalspecifications

insidetheusermanual.

Sluggishturn/performance

Loosestemnuts/boltsTightenstemnuts/bolts.Referto4.6.1Removing/Installing

thedrivewheel,page17.

Incorrect/unequaltirepressureIfpneumatic,checktiresfor

correctandequalpressure.

RefertoTechnicalspecifications

insidetheusermanual.

Tightenstemnuts/bolts.Referto4.6.1Removing/Installing

thedrivewheel,page17

Castersflutter

Loosestemnuts/bolts

Checkthatcasterscontact

groundatthesametime.

Squeaksandrattles

Loosestemnuts/boltsTightenstemnuts/bolts.Referto4.6.1Removing/Installing

thedrivewheel,page17.

4.2.2Motor/Gearbox/Brake

Problem

ProbableCauseSolutions

Badbearings

Ifbearingsarebad,replacemotor. Motormakesaclickingnoise

RaisedcommutatorplateinsideofmotorOhmoutmotorandreplacemotorifhigh

readingispresent.Normalreadingis0.5–5

Ohms.

81590501-A

Service

Problem

ProbableCauseSolutions

Grindingnoiseormotorislockingup

Badbearings,badgears

Replacemotor/gearbox.

MotorsstallandstartupagainCurrentrollbackStopdrivingandletelectronicscool.

Damagedconnectororwornbrushes,bad

motororgearbox

Ohmoutmotorsandreplacemotor/gearbox

ifhighreadingispresent.Normalreadingis

0–5Ohms.

MotorengagingleverisdisengagedEngagemotorengaginglevers.

Motorchattersorrunserratically,or

onlythemotorturns

PowermodulemalfunctionCheckforerrorcodeswithprogrammer.

Uneventirepressure(pneumatictiresonly)Inflatetires,replacetiresifworn.

Mobilitydeviceveerstotheleftorright

whendrivingonlevelsurface

Motorsoutofbalance

Useprogrammertobalancemotors.

BadsealarounddriveshaftIfsealisbad,replacemotor/gearbox.

Gearboxisleakingfluid

LoosehardwareTightenhardware.

Badbearinginmotororgearbox

Replacemotor/gearbox.

Excessiveclickingcomingfrom

motor/gearbox

Loosewheelhardware

Tightenhardware(useremovableLoctite™

onhardware).

RoughdrivingGearboxshaftmovementorbentshaftReplacemotor/gearbox.

MotorstuttersPoorconnectionorwornbrushes

CheckDCLconnectors.Checkmotorand

replaceifnecessary.

Batteryvoltageistoolow

Checkbatteriesandrechargeifnecessary.

Badconnection

Checkconnector.

Motorfailstostartafterinitial

installation

BrakedisengagedEngagebrake.

Heavyloadonthemotorsforcingpower

moduleintothecurrentrollbackmode

LeavepowerOnandallowpowermodule

tocountdown,andrechargethebatteries

overnightwithpowerOn.

Blownfuseinbatterywiringharness

Replacebatterywiringharness.

Replacemotor/gearboxifinternaldamageis

determined.

Damagedmotor

Ohmoutmotortocheckforpossibleinternal

damage(wornoutbrushesmaybepossible).

Motorisrunningthenfailstorestart

whenstopped

Powermodulepowerstageboardorrelays

maybedamaged

ReplacepowermoduleorsendtoInvacare

forrepair.

Powermodulesensesheavyloadandhas

enteredthecurrentrollbackmode

Stopdrivingandletelectronicscool.

Motorrunsbutlosespower

BatteriesaregoingbadReplacebatteries.

Powermoduledefective

Replacepowermodule.

CabledisconnectedordamagedSafeguardcableconnection,replacecableif

necessary.

ActuatordefectiveCheckactuator.

Actuatordoesnotreact

Remotedefective

Replaceremote.

TurnpowerOFF,wait10secondsandturn

powerbackON.

Checkremoteconnection.

Mobilitydevicelosesallpowerwhile

driving

Badconnectiononmobilitydevice

Checkbatteryconnectionandfuses.

4.2.3Battery

ProblemProbablecause

Solutions

BlownbatteryfuseordamagedcablesCheckcablesfordamageorreplacebattery

wiringharness.

Batterieswillnotcharge

BatteriessatdischargedtoolongReplacebatteries.

1590501-A9

Invacare®Pronto™M61SerieswithSureStep®

ProblemProbablecause

Solutions

Shortchargetime

Oneorbothbatteriesmaybebad(ifbatteries

chargeuptosoon)

Checkeachbatteryandreplaceifneeded.

BadconnectionorblownfuseCheckallconnectionsandhousingsfor

damage.Ifyouhaveblownfuseanewbattery

wiringharnessmustbepurchased.

Batteriesaredead

Checkbatteryvoltageandreplaceifnecessary.

Nopowertomobilitydevicemotors

Loosebatteryconnections

Checkbatterycableconnections,mayhave

vibratedloosewhendrivingonroughterrain.

Corrodedbatterywiringconnections

Possiblewater,saltorurinedamageReplacebatterywiringharness.

4.2.4Batterycharger

Problem

ProbableCauseSolutions

Chargernotpluggedintooutletor

disconnectedfromwiringharnessonmobility

device

Makesurethechargerispluggedintothe

outletandcheckthewiringonthemobility

device.

NoACpoweratoutletCheckforACpowerwithdigitalvoltmeter.

Damagedpowercord

Checkfordamageonthepowercord,replace

ifdamagedorsendtoInvacareforrepair.

ChargerLED’sburntout

Replacecharger.

NoLEDsoncharger

ChargermayhaveinternalfusethatisblownRemovechargercoverandcheckforfuses.If

fusesarepresent,ohmoutfusesandreplace

ifnecessary.

ConsumernotchargingbatterieslongenoughInstructconsumertochargefor8–10hours

minimum.

Batteriesmaybeweak

Performloadtestorcheck“BatteryQuality

Menu”withtheprogrammer.

Checkprogrammingsettings

Torquesettingsandpowerlevelsettingsmay

betoohigh.

Batterieshaveshortdrivingrange

duringasinglecharge.Batterygauge

fallsofffasterthannormal.

Heavyloadonmotors

Chairsweightdistributionmaybeoffset

(mobilitydevicemaybefrontloaded).

Checkbatterywiringharnessfuseonthe

mobilitydevice,replacebatterywiringharness

iffuseisblown.

Blownbatteryfuseinwiringharnessor

charger

Checkfuseinthecharger.

Chargernotpluggedintooutlet

Makesurechargerispluggedintooutlet.

NoACpowerattheoutletCheckforACpowerwithadigitalvoltmeter.

Chargerpowercordmaybedamagedorthe

connectormaybedamaged

Checkfordamageandreplaceifnecessary.

ChargermayhaveinternaldamageChargebatterieswithknowngoodcharger.

Batterieswillnotcharge

Batteryvoltagetoolowforchargertostart

chargingcycle

Replacebatteries.

4.2.5Maintenanceplan(1xannually)

CAUTION!

Dangerofinjuryordamagetothemobilitydevice

Ifthemaximumspeedreductiononamobilitydevicewithalifterdoesnotfunctioncorrectly,injuryordamagemayoccur.

Thecontrolunitofthemobilitydevicemustreducethemaximumpossiblespeedassoonasthelifterisraised.

–Testthemaximumspeedreductionforcorrectfunctionafteranymaintenanceworkormodificationstothemobilitydevice.

ComponentCheck

RemedyDone

•Damagetoarmrests.

•Replacecoveringifdamaged.

Armrests

•Armrestfixings.

•Tightenscrews.

101590501-A

Service

ComponentCheck

RemedyDone

•Damagetosidepanels.

•Replacesidepanelsif

damaged.

Sidepanels

•Sidepanelfixings.

•Tightenscrews.

Seatlock•Seatlockdefective.

•Replaceseatlock.

Seatangleadjustment•TightseatingofSLfuses.•ReplaceSLfusesifnecessary.

Frames(chassis)/batterymounting•Checkfixings,weldedseams

andbatterymounting.

•Tightenscrews

•Replacecomponentsif

necessary.

•Checkdrivewheelsfortight

fitandsideplay.

•Adjust/replacewheelhubs.

•Checkcastersfortightfit,

floatandsideplay.

•Replacewheels,wheelfork

orwheelbearings.

Wheelsuspensionandwheels

•Pneumatictires

•Repairorreplaceifdamaged.

•Checkfunctionsindriveand

pushmodes.

•Replacemotorifnecessary.

Driveunits,couplingmechanism

•Checkcouplingmechanism.•Tightenscrews/nuts,adjust

orreplaceifnecessary.

Legrests

•Checkweldedseams,

interlocking,screws,

footplates.

•Tighten,replaceifnecessary.

•Checkbatteriesfordamage.•Replacebatteriesif

necessary.

•Checkbatteryvoltage.•Chargebatteries.

Batteries

•Checkcontactsand

terminals.

•Cleancontactsandterminals.

Batterycase

•Checklockingsystem,it

mustengagecompletely.

•Replaceifnecessary.

•Remote,statusdisplay

flashing.

•Evaluateerror/blinkcode.

•Fixings

•Tightenfixings,replaceif

necessary.

•Cablesandconnectingplugs

•Tightencablesand

connectingplugs,replaceif

necessary.

•Replacejoystickifnecessary. •Joystickfunction.

•Replaceremoteifnecessary.

Remote/powermodule

•Powersupply•Tightencablesand

connectingplugs,replaceif

necessary.

Driveprogram

•Checkdriveelectronics

programversion.

•Updatesoftwareifnewer

versionavailable.

4.3Electricalsystem

4.3.1Removing/Installingthebatteries

WARNING!

Fireandburnhazardduetoshortcircuitat

batterypoles

–DONOTshort-circuitthebatterypoleswithatool

ormetalpartsofthemobilitydevice.

–Makesurethatthebatterypolecapsareattachedatall

timeswhenyouarenotworkingonthebatterypoles.

CAUTION!

Riskofcrushing

Thebatteriesareveryheavy.Thereisariskofhand

injury.

–Beawarethatthebatteriesareveryheavy.

–Handlethebatterieswithcare.

1590501-A

Invacare®Pronto™M61SerieswithSureStep®

Removingthebatteries

1.DisconnectthefrontbatteryAfromthecontroller(BLACK

connectorB).

2.DisconnecttherearbatteryCfromthefrontbattery(REDD

andBLACKEconnectors).

3.Liftrearandfrontbatteryoutofthebatterytrayusingthe

batteryhandles.

Installingthebatteries

Ensurethatbothbatteriesareproperlyseatedandrestingon

thebatterytray.

1.PositionthefrontbatteryAinthebatterytray.

2.PositiontherearbatteryCinthebatterytray.

3.Connecttherearbatterytothefrontbattery(REDDand

BLACKEconnectors).

4.Connectthefrontbatterytothecontroller(BLACKconnector

B).

4.3.2Usethecorrectbatteries

CAUTION!

Riskofinjuryandriskofdamagetothebatteries

ifincorrectbatteriesareused

–Onlyusebatteriesthathaveaterminalconfiguration

likethatdescribedbelow.

Correctbattery

Wrongbattery

(1)NEGATIVEterminal(-)

(2)PLUSterminal(+)

(1)PLUSterminal(+)

(2)NEGATIVEterminal(-)

Useonlybatteriesofthesametype.

4.3.3Connecting/Disconnectingbatterycables

WARNING!

Riskofinjuryordamageduetoelectricalshorts.

–Neverallowanyofyourtoolsand/orbatterycablesto

contactbothbatteryterminalsatthesametime.

–Connectsamecolorconnectorstoeachother(redto

red,blacktoblack).

–Donotremovefuseormountinghardwarefrom

positive(+)batterycablescrew.Toreplacethefuse,

obtainandreplacebatteryharnesswithfuse.

–Thepositive(+)batterycablemustconnecttothe

positive(+)batteryterminal.

–Theuseofrubberglovesisrecommendedwhen

workingwithbatteries.

Tools:

•7/16”socketwrench

•3/8”socketwrench

•diagonalpliers

•11½-inch(292mm)longtie-wraps

Connectingbatterycable

1.Securenegative(-)batterycableBtonegative(-)battery

terminalCusingthescrewAandthelocknutD.

2.Securepositive(+)batterycableHtopositive(+)battery

terminalFusingtheL-bracketwithscrewGandthelocknutE.

3.Verifyallbatterycablesarecorrectlyinstalledandsecurely

tightened.

SlideterminalcapsIdownbatterycablesandontobattery

terminals.

5.Secureeachterminalcapinplacewithatie-wrapJ.

6.Positionthebatteriesintothemobilitydeviceandconnectthem.

Referto4.3.1Removing/Installingthebatteries,page11andthe

batterywiringlabelunderthetopcover.

7.Ifnecessarychargethebatteries.RefertotheUserManual.

Disconnectingbatterycables

1.Removetheseat.Referto4.11Removing/Installingtheseat,

page21.

2.Disconnectandremovethebatteries.Referto4.3.1

Removing/Installingthebatteries,page11.

3.Cutthetie-wrapsJthatsecurethebatteryterminalcapsI

inplace.

1590501-A

Service

4.Slideterminalcapsupontothebatterycables.

5.Disconnectpositive(+)batterycableHfromthepositive(+)

batteryterminalF.

6.Disconnectnegative(-)batterycableBfromnegative(-)battery

terminalC.

4.3.4Cablerouting

WARNING!

Riskofinjuryordamage

Ifcablescomelooseitcouldresultininjurytotheuser,

attendantsand/orbystandersand/ordamagetothe

mobilitydevice.

–Cablesmustbesecuredtotheframeand/orbasewith

tie-wrapsafterservicingiscompleted.

–Cablesmustbesecuredsotherearenoloopsof

excesscableextendingawayfromthemobilitydevice.

Bundleallexcesscabletogetherandsecurewitha

tie-wrap.Itmayalsobenecessarytosecurethese

bundlestotheframeand/orbase.

–Alwaystestallfunctionsofthemobilitydeviceafter

securingthecablestobesurecablesdonotget

pinchedorcrushedduringoperationofthemobility

device.

Motorlead

Motorleadconnectors

Batterycable

Batteryconnector

Actuatorcableconnectors

Proximityswitchconnectors

4.3.5Checkingthecables

1.SwitchtheelectronicsOffontheremote.

2.Removetheseat.Referto4.11Removing/Installingtheseat,

page21

3.Removethetopandfrontcover.Referto4.7.1

Removing/Installingthetopcover,page19

and4.7.3

Removing/Installingthefrontcover,page19.

4.Checkallcablesforvisibledamage,crushingpointsandabrasion

points.

5.Replacedamagedcables.

6.Pulloneachplugcarefully.Theplugmustnotcomeoutofits

socketwhenpulledonlightly.

7.Ifaplugisloose,applyslightpressuretopushtheplugintothe

socket.Theplugmustsnapinplacesecurely.

8.Checkthattheplugisfirmlyattachedtoitssocket.

9.Removethebatteries.Referto4.3.1Removing/Installingthe

batteries,page11

10.Checkthebatterycablesforvisibledamage,crushingpointsor

abrasionpoints.

11.Replacedamagedcables.Referto4.3.3Connecting/Disconnecting

batterycables,page12.

12.Assembleallpartsagaininreverseorder.

13.Testallfunctionsofthemobilitydevice.

4.4Drivecomponents

4.4.1Disengagingmotors

CAUTION!

Riskofthemobilitydevicerunningaway

–Whenthemotorsaredisengaged(forpushoperation

whilstfreewheeling),theelectromagneticmotor

brakesaredeactivated.Whenthemobilitydeviceis

parked,theleversforengaginganddisengagingthe

motorsmustwithoutfailbelockedfirmlyintothe

"DRIVE"position(electromagneticmotorbrakes

activated).

Themotorsmayonlybedisengagedbyanattendant,not

bytheuser.

Thisensuresthatthemotorsareonlydisengagedifan

attendantisavailabletosecurethemobilitydeviceand

preventunintendedrolling.

Theleversfordisengagingthemotorsarelocatedoneachmotor.

Disengagingthemotor

1.Switchoffremote.

2.PulltheengagingleverAtowardstherearofthemobilitydevice

Themotorisdisengaged.

Engagingthemotor

1.PushtheengagingleverAtowardsthefrontofthemobility

deviceC.

Themotorisengaged.

4.4.2Removing/Installingthemotorengaginglever

1.Removethesidecover.Referto4.7.2Removing/Installingthe

sidecover,page19

2.Removethecap(notshown)fromthemotorengaginglever.

RemovethecotterpinA,washerBandmountingpinC

securingthemotorlockDtothemotorengagingleverE.Set

cotterpinandmountingpinaside.

1590501-A13

Invacare®Pronto™M61SerieswithSureStep®

4.Graspthemotorengagingleverbytheendthatattachestothe

motorlock.

PullthemotorengagingleverEthroughtheleversupportFon

theinsideofthewalkingbeam.

Toinstallthemotorengaginglever,reversesteps1–5.

4.4.3Removing/Installingthemotor

WARNING!

Riskofinjuryordamage

Whenrepairingorservicingthemobilitydeviceunder

power,injuryordamagemayoccur.

–Alwaysturnoffthemobilitydevicebeforerepairingor

servicingthemobilitydevice.

–Afteranyadjustments,repairorserviceandbefore

use,makesurethatallattachinghardwareistightened

securely.

Tools:

•5mmAllenkey

•diagonalpliers

•tie-wraps

1.Removetheseat.Referto4.11Removing/Installingtheseat,

page21

2.Removethefrontbattery.Referto4.3.1Removing/Installing

thebatteries,page11.

3.Removethedrivewheel.Referto4.6.1Removing/Installingthe

drivewheel,page17.

4.Removethesidecover.Referto4.7.2Removing/Installingthe

sidecover,page19.

5.Removethefrontcover.Referto4.7.3Removing/Installingthe

frontcover,page19.

Cutalltie-wrapsAsecuringthemotorleadtotheframe.

7.DisconnectthemotorleadconnectorBfromthecontrollerC.

8.Removethecotterpintodisconnectthemotorengaginglever.

Referto4.4.2Removing/Installingthemotorengaginglever,page

RemovethethreelongscrewsDandthreeshortscrewsEand

Fsecuringthemotortothewalkingbeam.

Longscrewsareusedonthesamesideofthemotoras

thedriveshaft.

10.Removethemotorfromthewalkingbeam.

11.Positionthenewmotoragainstthewalkingbeam.

12.LooselyinstallallscrewsexceptofthefrontinsideshortscrewF.

13.Installthefrontinsideshortscrew.

14.Tightenthethreelongandthethreeshortscrews.

15.Ifnecessary,repeatsteps3–14formotorontheotherside.

16.Reversesteps1–8toreassemblethebase.

4.4.4Replacingmotorbrushes

Tools:

•Phillipsscrewdriver

•smallflatscrewdriver

1.Turnpoweroff.

2.Disengagemotors.Referto4.4.1Disengagingmotors,page13.

RemovethetwoendcapscrewsAontheendcap.

RemovetheendcapandlocatethebrushassemblyBoneach

sideofthemotor.

RemovethescrewCandwasherDthatmountstheshuntwire

Etothemotorassembly.Donotdiscardthescrewandwasher.

1590501-A

Service

ReleasethetensiononthebrushspringretainerFwithasmall

screwdriverGandpositionthescrewdriverinplacetohold

thespringretainer.

7.Removethemotorbrushandperformthefollowing:

a.Inspectthecommutator(notshown)fordamage.

b.Inspectthemotorbrushthoroughlyforexcessivewearor

chipsinthebrushandanydiscolorationintheshuntwire

andperformoneofthefollowing:

•Ifmotorbrushisingoodcondition(i.e.theendofthe

brushesaresmoothandshinyandshuntwireisnot

discolored),reinstallexistingbrushbackintobrush

holder.

•Ifmotorbrushisinbadcondition,brushiswornor

damaged,discardimmediatelyandinstallnewbrushinto

brushholder.

8.Removethescrewdrivertoreleasespringretainersoastohold

brushinplace.

9.Attachtheshuntwiretothemotorhousingusingthescrewand

washer(removedinstep5).Tightensecurely.

10.Replacethemotorendcapandsecureusingthetwoendcap

screws.

Repeatsteps1–10foroppositemotor.

11.Ifnewmotorbrushwasinstalled,performthefollowingprocess:

Thisprocess,alsocalledBrushBurn-inorFinger

PrintingProcess,isnecessarytoseatthebrushto

thecommutatorplatesinsidethemotorforoptimum

performanceofthemotor.

a.Putthemobilitydeviceonblockssothatthedrivewheels

donotcontacttheground.

Forstepsbanddusearubberbandtoholdthejoystick

inthedirectionneededorprogramthechairforlatched

driving.Refertotheelectronicsmanualforlatched

programminginstructions.

b.Runthemotorsforwardforonehour.

c.Turnmotorsoffandallow30minutesformotorstocooloff.

d.Runthemotorsinreverseforonehour.

e.Whenprocessiscomplete,removemobilitydevicefrom

blocksandtestdrivethemobilitydevice.

4.5Electronics

4.5.1Disconnecting/Connectingtheremote

Disconnectingtheremote

1.SwitchtheremoteOFF.

2.PulltheplugAoftheremotecabletodisconnecttheremote

fromthecontrollerconnectorB.

Connectingtheremote

Theremoteconnectorandcontrollerconnector

fittogetherinonewayonly.

–Donotforcethemtogether.

1.LightlypushtoengagetheplugAoftheremotecableandthe

controllerconnectorB.

4.5.2Removing/Installingtheremote

WARNING!

Riskofinjuryordamage

Whenperforminganymaintenance,adjustmentsor

servicewhiletheremoteison,damageorpersonal

injurymayresult.

–Verifythattheremoteisswitchedoff.

Tools:

•Phillipsscrewdriver

•diagonalpliers

•tie-wraps

Removingtheremote

1.Disconnecttheremote.Referto4.5.1Disconnecting/Connecting

theremote,page15

Cutthetie-wrapsAthatsecuretheremotecabletothearm.

1590501-A15

Invacare®Pronto™M61SerieswithSureStep®

LoosentheclampingleverBtoreleasetheremotemounting

tubeCfromthemountingbracketE.

4.Removetheremoteandtheremotemountingtubefromthe

mountingbracket.

5.RemovethescrewsDsecuringtheremotetothemountingtube.

Installingtheremote

1.InstallthescrewsDtosecuretheremoteontotheremote

mountingtubeC.

2.SlideremotemountingtubethroughthemountingbracketE

tothedesiredposition.

3.TightentheclampingleverBtosecuretheremotemounting

tubetothemountingbracketonthearm.

4.Tie-wrapAtheremotecabletothearm.

5.Connecttheremote.Referto4.5.1Disconnecting/Connecting

theremote,page15.

6.Ensurethearmcanswingfullyup,withoutpullingontheremote

cable.

4.5.3Repositioningtheremotemountingbracket

Takenoteofpositionandorientationofmountinghardware

forreinstallingtheremoteassembly.

Tools:

•2x1/4”socketwrench

1.TurntheclampingleverAtoreleasetheremotemountingtube

BfromthemountingbracketC.

2.Removetheremote.

3.RemovethethreescrewsD,spacersEandlocknutsFthat

securethemountingbrackettothethreemountingholeson

thearmframe.

Themountingbracketismountedtotheinsideofthe

armframe.

4.Repositionthemountingbracketontheoppositearmframe.

5.Usingthethreescrews,spacersandlocknutstosecurethe

mountingbrackettothethreemountingholesofthearmframe.

6.Slideremotemountingtubethroughthemountingbrackettothe

desiredpositionandsecurewiththeclampinglever.

4.5.4ReplacingtheSharkpowermodule

WARNING!

Riskofinjuryand/ordamage

Donotattempttoperformthisprocedurewithany

powersuppliedtothemobilitydevice.

–Theremoteandbatteriesmustbedisconnectedprior

tobeginningtoremovethepowermodule.

Tools:

•Phillipsscrewdriver

•11/32”socketwrench

1.Removetheseat.Referto4.11Removing/Installingtheseat,

page21

2.Removethetopcover.Referto4.7.1Removing/Installingthe

topcover,page19

3.Removethefrontbattery.Referto4.3.1Removing/Installing

thebatteries,page11.

4.Removethefrontcover.Referto4.7.3Removing/Installingthe

frontcover,page19.

5.Removethefootboard.Referto4.9.1Removing/Installingthe

footboardassembly,page21.

DisconnecttheremotecableAfromthepowermodule.

7.DisconnecttheactuatorcableBfromthepowermodule.

8.DisconnectthebatterycableDfromthepowermodule.

9.DisconnecttherightCandleftEmotorleadsfromthepower

module.

10.

RemovethetwoscrewsFandlocknutsG,thatsecurethe

existingpowermoduletotheframe.

11.Removethepowermodulefromtheframe.

12.Reversestepstoinstallanewpowermodule.

Pulltheremotecablethroughthecenterholeinthetop

cover,wheninstallinganewpowermodule.Referto4.7.1

Removing/Installingthetopcover,page19

4.5.5Updatingsoftware

WARNING!

Anychangestothedriveprogramcanaffectthe

drivingcharacteristicsandthetippingstabilityof

themobilitydevice.

–Changestothedriveprogrammayonlybecarriedout

bytrainedInvacarespecialistdealers.

–Invacarecanonlygiveawarrantyforsafemobility

devicedrivingbehavior—especiallythetipping

stability—forunalteredstandarddriveprograms.

Tools:

•Dynamic®Wizardsoftware

•UsermanualofWizardsoftware

•Furtherrequirements,suchasaminimumsystem

configurationforthePCusedforprogramming,required

programmingcablesetc.,canbetakenfromtheWizard

softwareusermanual.

161590501-A

Service

Thedriveprogramsformobilitydevicesarecontinuallybeing

furtherdevelopedandimprovedbyInvacare.Forthisreason,you

shouldalwayscheckwhetherthedriveprogramversionnumberis

up-to-datewhencarryingoutanyrepairsorregularmaintenance.

Ifanewerversionisavailable,thedriveprogramshouldbeupdated.

Theprocedureforupdatingthedriveprogramisdescribedinthe

Wizardsoftwareoperatingmanual.

Theelectronicsystemissuppliedwithastandarddrive

program.Ifthedriveprogramhasbeencustomized,you

havetoperformthiscustomizationagain,afterinstallingthe

newdriveprogram.

4.6Wheels

4.6.1Removing/Installingthedrivewheel

Tools:

•13mmsocketwrench

•flatscrewdriver

Removingthedrivewheel

1.Blockupthemobilitydevice(placewoodenblocksunderframe).

FolddowntabofexistinglockingtabwasherBwithaflat

screwdriver.

RemovescrewA,lockingtabwasherandwasherC.Discard

existinglockingtabwasher.

4.RemovewheelDfromdriveshaftE.Ifnecessary,usewheel

pullertoremovedrivewheelfromdriveshaft.

Installingthedrivewheel

WARNING!

Riskofinjuryorpropertydamage

Failuretoproperlyinstalllockingtabwashercanresultin

wheelseparationandpotentialuserinjuryorproperty

damage.

–Whenreplacingwheelsalwaysuseanewlockingtab

washer.Donotreuselockingtabwasher.

Leakingoflubricant

Applyingmorethanone-inch(25,4mm)(inlength)can

causethelubricanttoleakresultingindamagetoflooring

(carpet,tile,etc.).

–Donotapplymorethanone-inch(25,4mm)(inlength)

thinfilmoflubricanttothedriveshaft.

1.ApplylubricanttodriveshaftEandkeystockF.

2.Alignthekeystockinthedriveshaftwiththecutoutinthewheel

hubandpositionthewheelDontothedriveshaft.

Thelockingtabwashermustbeinsertedintothecutout

intherimandhub.

UsingthescrewA,washerCandnewlockingtabwasherB,

securewheeltodriveshaft.

Foldonetaboflockingtabwasherupsothatthetabrestsagainst

onesideofthemountingbolt.

4.6.2Replacingthefront/rearcasters

Frontandrearcastersarereplacedinthesamemanner.

Whenreplacingthefront/rearcasters,itisnecessaryto

bracethecastertopreventspinning.

Tools:

•2x5/8”socketwrench

1.RemovethescrewA,twowashersBandlocknutCthat

securesthecastertotheforkD.

2.Removecasteranddiscard.

3.SecurenewcastertoforkDwithexistingscrewA,twowashers

BandlocknutC.Tightensecurely.

4.6.3Adjustingcasterassembly

Frontcastersshown.Rearcastersadjustedthesameway.

Tools:

•15/16”socketwrench

•Flatscrewdriver

1590501-A17

Invacare®Pronto™M61SerieswithSureStep®

1.RemovethedustcoverDwithaflatscrewdriverfromsteering

headA.

2.Toproperlytightencasterassemblyandguardagainstflutter,

performthefollowingcheck:

Twopeoplearerecommendedtoperformthisstep

—onetotipthemobilitydevicebackandoneto

inspect/adjustthecasterassembly.

a.Tipbackthemobilitydevice.

b.Pivotbothcasterassembliestotopoftheirarc

simultaneously.

c.Letcastersdroptobottomofarc(castersshouldswing

onceone-side,thenimmediatelyrestinastraightdownward

position).

d.AdjustlocknutsCaccordingtofreedomofcasterswing.

3.Testmobilitydeviceformaneuverability.

4.Re-adjustlocknutsifnecessaryandrepeatSteps1–3untilcorrect.

5.Snapdustcoverintothecastersteeringheadensuringthatthe

tabsEareundertheplasticsidecoverB.

4.6.4Removing/Installingthefront/rearcaster

assembly

Frontandrearcasterassembliesarereplacedinthesame

manner.

Tools:

•15/16”socketwrench

•Flatscrewdriver

Removingthecasterassembly

1.RemovethedustcoverDwithaflatscrewdriver.

2.RemovelocknutCandwashersBsecuringcasterassemblyto

thesteeringhead.

3.Removecasterassembly.

Installingthecasterassembly

1.InsertthreadedpostAofcasterassemblyintosteeringhead.

2.UsingwashersBandlocknutC,securecasterassemblyto

steeringhead.

3.SnapdustcoverDintothesteeringheadensuringthatthetabs

areundertheplasticcover.

4.6.5Removing/Installingthesteeringheadassembly

Takenoteofpositionandorientationofsteeringheadand

mountinghardwareinstallation.

Tools:

•2x7/32”Allenkey

•Flatscrewdriver

Removesteeringheadassembly

1.RemovedustcoverEwithaflatscrewdriver.

2.RemovethetwotopscrewsAandbushingCthatsecurethe

steeringheadtothewalkingbeamG.

3.RemovethetwobottomscrewsBandbushingDthatsecure

thesteeringheadtothepivottubeF.

4.Removethesteeringheadfromthewalkingbeamandpivottube.

Installthesteeringheadassembly

1.SecurethesteeringheadtothepivottubeFusingthetwo

bottomscrewsBandbushingD.

2.SecurethesteeringheadtothewalkingbeamGusingthetwo

topscrewsAandbushingC.

3.SnapdustcoverEintothesteeringhead.

4.6.6Repairingflattires

CAUTION!

Riskofexplosion

Thewheelexplodesiftheairpressurehasnotbeen

releasedfromthewheelbeforethewheelrimis

removed.

–Alwaysletalltheairoutofthetirebeforeremoving

therim.

Tools:

•1/2”socketwrench

•repairkitfortirerepairornewinnertube

•talcumpowder

181590501-A

Service

1.Removethedrivewheel.Referto4.6.1Removing/Installingthe

drivewheel,page17

2.Lettheairescapecompletelyoutofthetirebypressingthepin

inthecenterofthevalvefirmlyin.

3.RemovethefourscrewsA,locknutsGandwashersF.

4.RemovethewheelrimhalvesBandDfromthewheelC.

5.Removetheinnertubefromthewheel.

6.Repairtheinnertubeandre-fitit,orreplaceitwithanewone.

Iftheoldinnertubehasbeenrepairedandistobe

usedagain,andbecamewetduringrepair,itiseasier

toreplaceitifitislightlydustedwithtalcumpowder

beforehand.

Installationtakesplaceinreverseorder.Alwaysensurethat

thewheelisreplacedonthesamesideandinthesame

directionasitwasremoved.

7.Applythewheelrimhalvestothewheelagain.

Wheninstallingtheouterrimintoapneumatictire

ensurethevalvestemoftheinnertubeprotrudes

throughthestemopeningintheouterrim.

8.InsertthehubEintotheinnerrimDandalignthefourmounting

holesofthehubandthewheelrimhalves.

Ensurethattheinnertubeisnotclampedbetweenthewheel

rimhalves.

9.Ensurethatthetireiscontactingthewheelrimdirectly.

10.Securetheouterrimtotheinnerrimandhubwiththescrews,

washersandlocknuts.

Tightenthelocknutswith20Nm(±10%).

11.Inflatethetiretotherecommendedpressure.Refertothe

TechnicalspecificationsintheUserManual.

12.Ensurethatthetireisstillcloselycontactingthewheelrim.

13.Installthedrivewheel.Referto4.6.1Removing/Installingthe

drivewheel,page17.

4.7Covers

4.7.1Removing/Installingthetopcover

Thetopcovercannotbecompletelyremovedfromthe

mobilitydevicewithoutdisconnectingtheremotecable.

Removingthetopcover

1.RemovetheremotecableAfromtheclipBofthetopcoverD.

2.RemovethetopcoverbypullingitofftheframeE.

Installingthetopcover

1.PulltheremotecableAthroughthecenterholeCinthetop

cover.

2.PositionthetopcoverDontotheframeEandpushdownward

toengagethehookandloopstrapsF.

3.SecuretheremotecableusingtheclipBonthetopcover.

4.7.2Removing/Installingthesidecover

Tools:

•Phillipsscrewdriver

Removingthesidecover

1.RemovethetwoscrewsBsecuringthesidecoverDtothe

frameA.

2.RemovethescrewGsecuringtheinnercoverFtotheside

cover.

3.Removethesidecoverfromtheframe.

Installingthesidecover

1.PositionthesidecoverDontotheframeA.

2.AlignthecovermountingholesCwiththemountingholesin

theframe.

3.SecurethesidecovertotheframeusingthetwoscrewsB.Do

notovertighten.

4.AlignthemountingholeintheinnercoverFwiththemounting

holeEinthesidecover.

5.SecureinnercoverandsidecoverwiththescrewG.

4.7.3Removing/Installingthefrontcover

Tools:

•Phillipsscrewdriver

Removingthefrontcover

1.RemovethetwoscrewsBsecuringthetopofthefrontcover

CtotheframeA.

2.Removethefrontcoverfromtheframe.

Installingthefrontcover

1.InsertthetabsatthebottomDofthefrontcoverCintothe

slotsEinthebottomoftheframeA.

2.Securethetopofthefrontcovertotheframeusingthetwo

screwsB.Donotovertighten.

1590501-A19

Invacare®Pronto™M61SerieswithSureStep®

4.7.4Removing/Installingtheinnercover

Tools:

•Phillipsscrewdriver

•3/8”socketwrench

Removingtheinnercover

1.RemovethewalkingbeamF.Referto4.8.3Removing/Installing

thewalkingbeam,page20

2.RemovethelargescrewCandlocknutGsecuringtheinner

coverAtothewalkingbeam.

3.RemovethesmallscrewBsecuringtheinnercovertotheside

coverH(ifpresent).

4.Removetheinnercover.

Installingtheinnercover

1.PositiontheinnercoverAonthewalkingbeamF.

2.UsethesmallscrewBandthesmallmountingholeDtosecure

theinnercovertothesidecoverH.Donotovertighten.

3.InsertthelargescrewCthroughthelargemountingholeEin

theinnercoverandthewalkingbeam.

4.UsethelocknutGtosecuretheinnercovertothewalking

beam.Donotovertighten.

5.Installthewalkingbeam.Referto4.8.3Removing/Installingthe

walkingbeam,page20.

4.8Frames

4.8.1Removing/Installingthepivottube

Tools:

•3/4”socketwrench

Removingthepivottube

1.Removethefrontsteeringheadassembly.Referto4.6.5

Removing/Installingthesteeringheadassembly,page18.

2.Removethesidecover.Referto4.7.2Removing/Installingthe

sidecover,page19

3.RemovethelocknutB,twosmallwashersAandthelarge

washerCsecuringtherearofthepivottubeEtothepivot

postF.

4.Removethepivottubefromtheframe.

Thefrontandrearbushingsmayfalloutofthepivottube

whenitisremoved.Retaintheseforinstallation.

Installingthepivottube

1.Ifnecessary,insertthebushingsDintoeachendofthepivottube.

2.PositionthepivottubeEontothepivotpostF.

Ensuretheoppositeendofthepivottubeisparallelto

theendofthewalkingbeam.Ifnecessary,reposition

thepivottube.

3.Securetheendofthepivottubetothepivotpostusingthetwo

smallwashersA,thelargewasherCandthelocknutB.Torque

with10Nm.

4.Installthefrontsteeringheadassembly.Referto4.6.5

Removing/Installingthesteeringheadassembly,page18

4.8.2Removing/InstallingtheSureStepspring

RemovingtheSureStepspring

1.UnhooktheSureStepspringBfromthehooksonthewalking

beamAandframeC.

InstallingtheSureStepspring

1.PositiontheSureStepspringBonthehookoftheframeC.

2.PositionthetopoftheSureStepspringontothehookonthe

walkingbeamA.

4.8.3Removing/Installingthewalkingbeam

Tools:

•1/4”Allenkey

•9/16”socketwrench

Removingthewalkingbeam

1.Removethefrontsteeringheadassembly.Referto4.6.5

Removing/Installingthesteeringheadassembly,page18.

2.RemovetheSureStepspring.Referto4.8.2Removing/Installing

theSureStepspring,page20.

3.RemovethescrewAandlocknutDsecuringthewalkingbeam

CtotheframebracketB.

4.Removethewalkingbeamfromtheframe.

Installingthewalkingbeam

1.PositionthewalkingbeamCintotheframebracketB.

2.SecurethewalkingbeamtotheframeusingthescrewAandthe

locknutD.Torquewith31Nm.

3.InstalltheSureStepspring.Referto4.8.2Removing/Installing

theSureStepspring,page20

4.Installthefrontsteeringheadassembly.Referto4.6.5

Removing/Installingthesteeringheadassembly,page18.

201590501-A

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Invacare Wheelchair Pronto M61 User manual

Invacare Wheelchair Pronto M61 User manual

Invacare Wheelchair Pronto M61 User manual

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