Invacare Fox User manual

Invacare®Fox

enPowerWheelchair

ServiceManual

PROVIDER:Keepthismanual.

TheproceduresinthismanualMUSTbeperformedbyaqualied

technician.

Allrightsreserved.Republication,duplicationormodicationinwholeorinpartisprohibitedwithoutpriorwritten

permissionfromInvacare.Trademarksareidentiedby™and®.AlltrademarksareownedbyorlicensedtoInvacare

Corporationoritssubsidiariesunlessotherwisenoted.

MakingLife'sExperiencesPossibleisaregisteredtrademarkintheU.S.A.

Contents

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

1.1Introduction..................................4

1.2GeneralInformation............................4

1.3NotesonShipping..............................4

1.4SymbolsinthisManual..........................4

1.5ImagesinThisManual..........................5

2Safety..........................................6

2.1Safetyinformation..............................6

2.2SafetyandFittingInstructions.....................6

3Hygiene.........................................8

3.1HandlingofReturnedUsedProducts................8

4Components......................................9

4.1OverviewMobilityDevice........................9

5Setup...........................................11

5.1Generalinformationonsetup.....................11

5.2AdjustingSeatingPosition........................11

5.2.1AdjustingLowerLegLength....................11

5.3AdjustingSeatDepth............................11

5.4AdjustingSeatDepthviaBackrestUnit..............11

5.5AdjustingSeatHeight...........................12

5.5.1AdjustingSeatHeightviaCentreColumn..........12

5.5.2AdjustingSeatHeightviaSeatSupport............13

5.6AdjustingSeatTilt..............................13

5.7AdjustingCentreofGravityofSeat.................13

5.8AdjustingSafetyLatch...........................15

6Testing..........................................16

6.1TestingMotor.................................16

6.2TestingMotorBrake............................16

6.3Raintest.....................................16

6.4FieldLoadT est................................17

6.5CheckingBatteryChargeLevel.....................17

7Service..........................................19

7.1GeneralWarningInformationonInstallationWork......19

7.2TighteningTorques.............................19

7.3ServicePlan..................................19

7.4Troubleshooting...............................21

7.4.1OperationalFaults...........................21

7.4.2Drivefaultdiagnosis..........................21

7.5Chassis......................................22

7.5.1ChangingWheelbase.........................22

7.5.2Replacing/ReversingSwingingAxle..............22

7.5.3ReplacingKerbClimber(L-ShapeLever)...........23

7.5.4ReplacingRubberFoot........................24

7.5.5ReplacingRubberStopper.....................25

7.6DriveComponents..............................25

7.6.1ReplacingMotor/GearboxUnit..................25

7.7Shrouds.....................................26

7.7.1RearShroud................................26

7.7.2BatteryShroud..............................27

7.8Electricalcomponents...........................28

7.8.1ReplacingPowerModule......................28

7.8.2Batteries..................................28

7.8.3ReplacingBatteries...........................29

7.8.4Installing/RemovingBatteryBoxes..............30

7.8.5HandlingDamagedBatteriesCorrectly............30

7.8.6Replacingremote............................31

7.8.7DriveProgramSelectionAfterComponent

Replacement..............................31

7.8.8Updatingdrivingprogram......................31

7.8.9CheckingCables.............................31

7.8.10ResettingCircuitBreaker.....................31

7.9Wheels......................................31

7.9.1TyrePressure...............................31

7.9.2TyreTypes.................................32

7.9.3SpecicTighteningTorques....................32

7.9.4OverviewofPowerWheelchairModelsandWheel

Types....................................33

7.9.5ReplacingDriveWheel(1-BoltInstallation).........35

7.9.6ReplacingManualWheelLock..................36

7.9.7ReplacingCastorWheelonDouble-SidedFork......37

7.9.8ReplacingTyres.............................39

7.9.9ReplacingFrontFork.........................40

7.9.10ReplacingCasterLocks.......................41

7.9.11ReplacingAnti-TipperWheels..................42

7.9.12ReplacingSteeringHeadBearingsonSteering

Wheels...................................43

7.9.13InstallingBallBearings.......................44

7.10Seating.....................................44

7.10.1MovingSeatIntoServicePosition/Removing

Seat.....................................44

7.10.2ReplacingSeatFrame(FoxSeat)................44

7.10.3ReplacingFabricSeat(Padded).................46

7.10.4ReplacingFabricSeat(Stretched)...............46

7.10.5ReplacingSeatPlate.........................47

7.10.6ReplacingSafetyLatch.......................48

7.11Headrest/Neckrest.............................48

7.11.1ReplacingReaHeadrest......................48

7.11.2ReplacingReaHeadrestMountingBracket(Sling

Backrest).................................48

7.12Backrest....................................49

7.12.1ReplacingStandardBackrest...................49

7.12.2ReplacingBackrestHolderWithQuickRelease

System...................................49

7.13Armrests....................................50

7.13.1ReplacingArmrest..........................50

7.13.2InstallingInriggedArmrest(WoodenSeatPlate)....51

7.13.3ReplacingArmrestHolder.....................51

7.14ReplacingFootPlate/HeelStrapofLegrest..........52

7.15PostureBelt.................................52

7.15.1ReplacingPostureBelt.......................52

7.16LightingUnit.................................53

7.16.1ReplacingHeadlight.........................53

7.16.2ReplacingRearLight.........................53

Invacare®Fox

1General

1.1Introduction

Thisdocumentcontainsimportantinformationaboutassembly,adjustmentandadvancedmaintenanceoftheproduct.

Toensuresafetywhenhandlingtheproduct,readthisdocumentandtheusermanualcarefullyandfollowthesafety

instructions.

FindtheusermanualonInvacare’swebsiteorcontactyourInvacarerepresentative.Seeaddressesattheendofthis

document.

Invacarereservestherighttoalterproductspecicationswithoutfurthernotice.

Beforereadingthisdocument,makesureyouhavethelatestversion.YoundthelatestversionasaPDFontheInvacare

website.

Forpre-saleanduserinformation,seetheusermanual.

Formoreinformationabouttheproduct,forexampleproductsafetynoticesandproductrecalls,contactyourInvacare

representative.Seeaddressesattheendofthisdocument.

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.

DANGER

Indicatesahazardoussituationthatwillresultinseriousinjuryordeathifitisnotavoided.

WARNING

Indicatesahazardoussituationthatcouldresultinseriousinjuryordeathifitisnotavoided.

CAUTION

Indicatesahazardoussituationthatcouldresultinminororslightinjuryifitisnotavoided.

IMPORTANT

Indicatesahazardoussituationthatcouldresultindamagetopropertyifitisnotavoided.

4

1577880-D

General

Givesusefultips,recommendationsandinformationforefcient,trouble-freeuse.

Identiesrequiredtools,componentsanditemswhichareneededtocarryoutcertainwork.

1.5ImagesinThisManual

Thedetailedimagesinthismanualaregivenmarkstoidentifyvariouscomponents.Componentmarksintextand

operationalinstructionsalwaysrelatetotheimagedirectlyabove.

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Invacare®Fox

2Safety

2.1Safetyinformation

WARNING!

Theproceduresinthisservicemanual,mustbeperformedbyaspecializeddealerorqualiedservice

technician.

–Donothandlethisproductoranyavailableoptionalequipmentwithoutrstcompletelyreadingand

understandingtheseinstructionsandanyadditionalinstructionalmaterialsuchasusermanuals,installation

manualsorinstructionsheetssuppliedwiththisproductoroptionalequipment.

Theinformationcontainedinthisdocumentissubjecttochangewithoutnotice.

2.2SafetyandFittingInstructions

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.

61577880-D

Safety

CAUTION!

Fireandburnhazardduetoelectricalshort-circuit

–Themobilitydevicemustbecompletelyswitchedoffbeforeremovalofvoltage-carryingcomponents!To

dothis,removethebatteries.

–Avoidshort-circuitingthecontactswhencarryingoutmeasurementsonvoltage-carryingcomponents.

CAUTION!

Riskofburnsfromhotsurfacesonthemotor

–Allowthemotorstocooldownbeforecommencingworkonthem.

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

Thewheelchair’scontrolunitmustreducethemaximumpossiblespeedassoonasthelifterisraised.

–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.

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7

Invacare®Fox

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.

81577880-D

Components

4Components

4.1OverviewMobilityDevice

UnderRearShroud

Fig.4-1

A:Driveunits

B:Powermodule

UnderSeat

Fig.4-2

C:Manualwheellock

D:Safetylatchesforseat

E:Batteryboxes

SpecialFeatures

Fig.4-3

F:Scissorsystem

G:Swingingaxle

H:Kerbclimber

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Invacare®Fox

ModuliteSeatOptions

Fig.4-4

J:Actuatormodule(ACT200)underseatplate.

101577880-D

Setup

5Setup

5.1Generalinformationonsetup

Thetasksdescribedinthischapterareintendedtobeperformedbytrainedandauthorizedservicetechniciansforinitial

setup.Theyarenotintendedtobeperformedbytheuser.

5.2AdjustingSeatingPosition

Foradjustingseatingpositiontoadaptmobilitydeviceoptimallytorequirementsofuser,werecommendthatyouaskyour

providertoadjusttheseatdepthindividually.Adaptingseattouser'sseatingpositiondependsonwhichseathasbeen

installed,andshouldbecarriedoutinfollowingsequence.

WARNING!

Riskofinjuryaftertiltingofmobilitycausedbyblockedsteeringwheels.

–Alwayscheckseatdepthsettingsforbothforwardandreversemovement.Makesurethatsteeringwheelscan

rotatefreelyandhavenotcontacttoanyxedmobilitydevicecomponent.

CAUTION!

Anychangestodriveprogramcanaffectdrivingcharacteristicsandtippingstabilityofmobilitydevice.

–Changestodriveprogrammayonlybecarriedoutbyproviders.

–Wesuppliesallmobilitydeviceswithastandarddriveprogramex-works.Wecanonlygiveawarrantyforsafe

mobilitydevicedrivingbehavior-especiallytippingstability-forthisstandarddriveprogram.

1.Adjustlowerleglengthandseatdepth.See5.2.1AdjustingLowerLegLength,page11and5.3AdjustingSeat

Depth,page11

.

2.Adjustseatheightandseattilt.See5.5AdjustingSeatHeight,page12andusermanualforseattilt.

3.Adjustcentreofgravityofseatframe.See5.7AdjustingCentreofGravityofSeat,page13.

4.Checkthatswivelcasterscanmovefreely.

5.Repeatstepstwotofour,ifnecessary.

5.2.1AdjustingLowerLegLength

Invacareoffersarangeoflegrestswhichcanbeadjustedindividually.Seeusermanual.

5.3AdjustingSeatDepth

A:Seatdepth

B:Centerofgravityoftheseat/seatposition

5.4AdjustingSeatDepthviaBackrestUnit

Whenremoving,takecareofsmallpartssuchasscrewsandwashers.Putallsmallpartsdownsothattheycan

beinstalledincorrectsequence.

AdjustingSeatDepth(uptoAugust2014)

•Phillipsscrewdriver,size2

•8mmwrench

•Sidecuttingpliers

•Cableties

1577880-D

11

Invacare®Fox

1.Disconnectcableconnections.

2.LoosenandremovenutFplainwasherE,saddlewasherD,rosetteBandboltA.

3.PositionbackrestmountingbracketGaccordingtoseatdepth,sothatholesonseatframeCandbackrestmounting

bracketGareinline.

4.Installseat.See7.10.4ReplacingFabricSeat(Stretched),page46or7.10.3ReplacingFabricSeat(Padded),page46.

5.Re-insertnutF,plainwasherE,saddlewasherD,rosetteBandboltA.TightennutF.

6.Insertbackresttubeintobackrestmountingbracket.See7.12Backrest,page49.

7.Connectcableconnections.

8.Testallfunctions.

AdjustingSeatDepth(SinceAugust2014)

•Phillipsscrewdriver,size2

•8mmAllenkey

•Sidecuttingpliers

•Cableties

1.Disconnectcableconnections.

2.LoosenandremovescrewDandrosetteC.

3.LoosensetscrewB.

4.PositionbackrestmountingbracketEaccordingtoseatdepth,sothattheholesonseatframeAandbackrest

mountingbracketareinline.

5.TightensetscrewBhand-tight.

6.Installseat.See7.10.4ReplacingFabricSeat(Stretched),page46or7.10.3ReplacingFabricSeat(Padded),page46.

7.Ifnotdoneinpreviousstep,tightenscrewDincludingrosetteC.

8.Insertbackresttubeintobackrestmountingbracket.See7.12Backrest,page49.

9.Connectcableconnections.

10.Testallfunctions.

5.5AdjustingSeatHeight

5.5.1AdjustingSeatHeightviaCentreColumn

•5mmAllenkey

•10mmwrench

12

1577880-D

Setup

Fig.5-1

SeatheightcanbesettotwodifferentseatheightsusingscaleB.Adjustseatheightaccordingtofollowingtable:

480mm

Useleftscale(defaultvalue:4)

510mm

Userightscale(defaultvalue:4)

1.Removeseat.See7.10.1MovingSeatIntoServicePosition/RemovingSeat,page44.

2.LoosenandremoveboltandnutC.

3.AdjustcentrecolumnA.

4.Installpartsinreverseorder.

5.Testallfunctions.

5.5.2AdjustingSeatHeightviaSeatSupport

•6mmAllenkey

•8mmwrench

Whenremoving,takecareofsmallpartssuchasscrewsandwashers.Putallsmallpartsdownsothattheycan

beinstalledincorrectsequence.

Seatcanbesettotwodifferentseatheights.Adjustseatheightaccordingtofollowingtable:

480mm

upperholes

510mm

lowerholes

1.Removeseatfromchassis.See7.10.1MovingSeatIntoServicePosition/RemovingSeat,page44.

2.LoosenandremovefourboltsBonbothsides,includingwashersCandnutsD.

3.Alignholesonseatframeandseatsupportandinsertbolts.

4.Re-insertwasherandnutandre-tightenbolt.

5.Installseat.See7.10.1MovingSeatIntoServicePosition/RemovingSeat,page44.

6.Testallfunctions.

5.6AdjustingSeatTilt

Seeusermanual.

5.7AdjustingCentreofGravityofSeat

Centreofgravityofseatcanbeadjustedbymountingseatframefarthertowardsfrontorrearonseat.

1577880-D13

Invacare®Fox

WARNING!

Theseatingsystemofthemobilitydeviceisdeliveredexworkswithanoptimallyadjustedcentreofgravity

(CoG).Anychangeinthisadjustmentsettingcannegativelyinuencethestabilityofthemobilitydevice.

–Youmustperformanindividualriskanalysiseverytimeyouchangethecentreofgravityoftheseating

position,inordertoensurethesafetyandstabilityofthemobilitydevice.

A:Seatdepth

B:Centreofgravityoftheseat/seatposition

Theuserweightandseatdepthhavestronginuencesonthechoiceofthecentreofgravity(CoG).Iftheuseris

heavyandtheseatdepthisgreater,thefocusshouldbethefartherback.Forbestpossibledrivingcharacteristicsof

rear-wheeldrivewheelchairs,theweighttobedistributed:30–40%frontand60-70%rear.

WARNING!

Riskofdamageduetocollisionsoflegrestswithotherpartsofthemobilitydevice

–Setlegreststothesmallestanglebeforeadjustingtheseatcentreofgravity.

–Payattentionwithadjustingtheseatcentreofgravitythatthelegrestsdonottouchanyotherpartsofthe

mobilitydevice.Thisensuresthatthelegrestscannotcollidewithotherpartsofthemobilitydevice.

•6mmAllenkey

•8mmwrench

Whenremoving,takecareofsmallpartssuchasscrewsandwashers.Putallsmallpartsdownsothattheycan

beinstalledincorrectsequence.

Seatcanbesettotwodifferentpositions.Adjustseatsupportaccordingtofollowingtable:

Rearposition

rearandmiddlehole

Frontposition

middleandfronthole

Fig.5-2

14

1577880-D

Setup

1.Removeseat.See7.10.1MovingSeatIntoServicePosition/RemovingSeat,page44.

2.LoosenandremovefourboltsB,washersCandnutsDonbothsides.

3.Shiftpositionofseat.

4.Alignholesonseatframeandseatsupportandinsertbolts.

5.Re-insertwasherandnutandre-tightenbolt.

6.Installseat.See7.10.1MovingSeatIntoServicePosition/RemovingSeat,page44.

7.Testallfunctions.

5.8AdjustingSafetyLatch

•19mmwrench

•12mmwrench

1.LoosenadjustingnutB.

2.Screwout/insafetylatchAsothatthespring-loadedcatchengagessecurelyandisushwiththeoutsideedge

whenitispulled.

3.Tightenadjustingnutwith15Nm±1Nm.

1577880-D15

Invacare®Fox

6Testing

6.1TestingMotor

•Phillipsscrewdriver,size2

•Digitalmultimeterwithresistancemeasurement

1.Removeshroudthatcoverspowermodule.See7.7

Shrouds,page26.

2.UnplugcableofmotorAfrompowermodule.

3.ConnectmultimeterBtomotorplugcontactsCandD

andmeasureresistancebetweencontacts.

Aresistanceofbetween0.5ohmsand5ohms

indicatesamotorreadyforoperation.A

resistanceofbetween15ohmsandinnity

indicatesadefectivemotor.Highresistancesare

normallycausedbybadconnectionsorworn

carbonbrushes.

Fig.6-1DuraWattmotorservesasanexample.

6.2TestingMotorBrake

Thistestshouldonlybecarriedoutonmobilitydevicewithconventionalmotor-gearboxunits.

CAUTION!

Riskofdamagetopowermoduleduetoshortsinmotorbrake

–NEVERconnectashortedmotorbraketoanintactpowermodule.

–Alwaysreplaceshortedbrakesimmediately.

Adefectivemotorcandamagethepowermodule,butadefectivepowermodulecannotdamagethemotor.

•Phillipsscrewdriver,size2

•Digitalmultimeterwithresistancemeasurement

1.Removeshroudthatcoverspowermodule.See7.7

Shrouds,page26

.

2.UnplugcableofmotorAfrompowermodule.

3.ConnectmultimeterBtomotorplugcontactsEandF

andmeasureresistancebetweencontacts.

Aresistanceofbetween40ohmsand80ohms

indicatesanintactbrake.Aresistanceof0ohms

oraveryhighresistance(mega-ohmsorinnity)

indicatesashort-circuit,abadconnectionora

defectivebrake.

4.Ifthereisadefect,replacemotorandsenditto

InvacareServiceforinspectionorrepair.

Fig.6-2DuraWattmotorservesasanexample.

6.3Raintest

•Checktoensurethattheblackbatteryterminalcapsaresecuredinplace,gaiterisnottornorcrackedwherewater

canenterandthatallelectricalconnectionsaresecureatalltimes.

•Donotusethemobilitydeviceifthegaiteristornorcracked.Ifthegaiterbecomestornorcracked,replace

immediately.

161577880-D

Testing

6.4FieldLoadTest

Oldbatteriesloosetheirabilitytostoreandreleasepowerduetoincreasedinternalresistance.Inthisprocedure,batteries

aretestedunderloadusingadigitalvoltmetertocheckbatterychargelevelatthechargerconnector.Thechargerconnector

islocatedontheremote.Whenvoltageattheoutputdrops1.0voltsunderload(2.0voltsforapair),replacethebatteries.

Readtheseinstructionscarefullyandthemanufacturer’sinstructionsonthedigitalvoltmeterbeforeproceeding.

•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.6-3

6.5CheckingBatteryChargeLevel

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.

1577880-D

17

Invacare®Fox

DON’TDO

Don’tusechargersorbatteriesthatarenotappropriate

forthechair.

Followrecommendationsinthismanualwhenselecting

abatteryorcharger .

Don’tputnewbatteriesintoservicebeforecharging.Fullychargeanewbatterybeforeusing.

Don’ttiportiltbatteries.Useacarryingstraptoremove,moveorinstallabattery.

Don’ttaponclampsandterminalswithtools.Pushbatteryclampsontheterminals.Spreadclampswider

ifnecessary.

Don’tmismatchyourbatteryandchargers.UseonlyaAGMchargerforaAGMbattery.

181577880-D

Service

7Service

7.1GeneralWarningInformationonInstallationWork

CAUTION!

Riskofdamagetovehicle

Collisionscanbecausediftheadjustingwashersareremovedduringttingworktothedrivewheels.Adjusting

washersareoftenttedbetweenthedriveshaftandthewheelhubtoevenouttolerances.Iftheseadjusting

washersareremovedandnotreplacedagain,collisionscanbecaused.

–Alwaysreplacetheadjustingwashersexactlyastheywerebeforeyoustarteddismantling.

CAUTION!

Riskofinjuryanddamagetoproperty,ifthemaximumspeedreductiononamobilitydevicewithalifterdoes

notfunctioncorrectly

Themobilitydevice’scontrolunitmustreducethemaximumpossiblespeedassoonasthelifterisraised.

–Testthemaximumspeedreductionforcorrectfunctionafteranymaintenanceworkormodications

tothemobilitydevice.

7.2TighteningTorques

CAUTION!

Riskofdamagetomobilitydeviceduetoimproperlytightenedscrews,nutsorplasticconnections.

–Alwaystightenscrews,nutsetc.tothestatedtighteningtorque.

–Onlytightenscrewsornutswhicharenotlistedherengertight.

Thetighteningtorquesstatedinthefollowinglistarebasedonthethreaddiameterforthenutsandboltsforwhichno

specicvalueshavebeendetermined.Allvaluesassumedryandde-greasedthreads.

ThreadTighteningTorqueinNm±10%

M43Nm

M5

6Nm

M610Nm

M825Nm

M1049Nm

M1280Nm

M14120Nm

M16180Nm

7.3ServicePlan

Component

CheckRemedy

Notes

Damagetoarmrests

Replacecoveringif

damaged

Armrests

ArmrestxingsTightenscrews

DamagetosidepanelsReplacesidepanelsif

damaged

Sidepanels

SidepanelxingsTightenscrews

SeatlockSeatlockdefectiveReplaceseatlock

SeatangleadjustmentTightseatingof

retainerclip

Replaceretainerclipif

necessary

Tightenscrews

Frames(chassis)/

batterymounting

Checkxings,welded

seamsandbattery

mounting

Replacecomponents

ifnecessary

1577880-D19

Invacare®Fox

Component

CheckRemedy

Notes

Checkdrivewheelsfor

tighttandsideplay

Adjust,replacewheel

hubs

See7.9Wheels,page

31

Wheelsuspensionand

wheels

Checksteeringwheels

fortightt,oatand

sideplay

Replacewheels,wheel

forkorwheelbearings

SwingingaxleCheckcastorlocksReplacecastorlocksSee7.9.12Replacing

SteeringHead

BearingsonSteering

Wheels,page43

Checkingswingingaxle

fordamage

Replacingswinging

axle

See7.5.2Replacing

/ReversingSwinging

Axle,page22

Checkfunctionsin

driveandpushmodes

Replacemotorif

necessary

Driveunits,coupling

mechanism

Checkcoupling

mechanism

Tightenscrews/nuts,

adjustorreplaceif

necessary

Legrests

Checkweldedseams,

interlocking,screws,

foot-plates

Tighten,replaceif

necessary

CheckcableReplacecableif

necessary

Checkcontacts

Poweredlegrests(if

installed)

Checkfunctions

CheckcableReplacelamporcable

ifnecessary

Lighting(ifinstalled)

Checkfunction

Checkbatteriesfor

damage

Replacebatteries,if

necessary

Seeusermanual

CheckbatteryvoltageChargebatteriesSeeusermanual

Batteries

Checkcontactsand

terminals

Cleancontactsand

terminals

Refertosafety

informationin7.8.5

HandlingDamaged

BatteriesCorrectly,

page30forhandling

batteries

Batterycase

Checklockingsystem,

itmustengage

completely

Replaceifnecessary

Remote,statusdisplay

blinking

Evaluateerror/blink

code

Fixings

Tightenxings,replace

ifnecessary

Cablesandconnecting

plugs

Tightencablesand

connectingplugs,

replaceifnecessary

Replacedriveleverif

necessary

Driveleverfunction

Replaceremoteif

necessary

Remote/electronics

module

PowersupplyTightencablesand

connectingplugs.

Replace,ifnecessary

201577880-D

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Invacare Fox User manual

Invacare Fox User manual

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