Invacare Fox User manual

Brand: Invacare

Model: Fox

Type: User manual

Invacare®Fox

enPowerWheelchair

ServiceManual

DEALER:Keepthismanual.

TheproceduresinthismanualMUSTbeperformedbyaqualied

technician.

Allrightsreserved.Republication,duplicationormodicationinwholeorinpartisprohibitedwithoutpriorwritten

permissionfromInvacare.Trademarksareidentiedby™and®.AlltrademarksareownedbyorlicensedtoInvacare

Corporationoritssubsidiariesunlessotherwisenoted.

Contents

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

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

1.2Generalinformation............................4

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

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

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

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

2.1Safetyandttinginstructions.....................5

3Hygiene.........................................7

3.1Handlingofreturnedusedproducts.................7

4Components......................................8

4.1OverviewMobilityDevice........................8

5Accessories......................................9

5.1Accessories...................................9

6Setup...........................................10

6.1AdjustingSeatingPosition........................10

6.1.1Adjustinglowerleglength.....................10

6.2AdjustingSeatDepth............................10

6.3AdjustingSeatDepthviaBackrestUnit..............10

6.4AdjustingSeatHeight...........................11

6.4.1AdjustingSeatHeightviaCentreColumn..........11

6.4.2AdjustingSeatHeightviaSeatSupport............11

6.5AdjustingSeatTilt..............................11

6.6AdjustingCentreofGravityofSeat.................11

6.7AdjustingSafetyLatch...........................12

7Testing..........................................13

7.1Testingmotor.................................13

7.2Testingmotorbrake............................13

7.3Raintest.....................................13

7.4Fieldloadtest.................................13

7.5CheckingBatteryChargeLevel.....................14

8Service..........................................15

8.1Generalwarninginformationoninstallationwork......15

8.2Tighteningtorques.............................15

8.3ServicePlan..................................15

8.4Troubleshooting...............................16

8.4.1Operationalfaults...........................16

8.4.2Drivefaultdiagnosis..........................17

8.5Chassis......................................17

8.5.1ChangingWheelbase.........................17

8.5.2Replacing/ReversingSwingingAxle..............18

8.5.3ReplacingKerbClimberWithParkPosition.........18

8.5.4ReplacingRubberFoot........................19

8.5.5ReplacingRubberStopper.....................19

8.6Drivecomponents..............................20

8.6.1ReplacingMotor/GearboxUnit..................20

8.7Shrouds.....................................20

8.7.1RearShroud................................20

8.7.2BatteryShroud..............................20

8.8Electricalcomponents...........................21

8.8.1ReplacingPowerModule......................21

8.8.2Batteries..................................21

8.8.3ReplacingBatteries...........................22

8.8.4Installing/RemovingBatteryBoxes..............22

8.8.5Howtohandledamagedbatteriescorrectly........23

8.8.6Replacingremote............................23

8.8.7DriveProgramSelectionAfterComponent

Replacement..............................23

8.8.8Updatingdrivingprogram......................23

8.8.9CheckingCables.............................23

8.8.10ResettingCircuitBreaker.....................23

8.9Wheels......................................23

8.9.1GeneralWarningInformationonWheel

Replacement..............................23

8.9.2ReplacingDriveWheels(WheelSize12½x2¼").....24

8.9.3ReplacingDriveWheels(WheelSize12½PS).......24

8.9.4ReplacingManualWheelLock..................24

8.9.5ReplacingFrontWheel........................24

8.9.6ReplacingFrontFork.........................24

8.9.7ReplacingCasterLocks........................25

8.9.8ReplacingAnti-TipperWheels...................25

8.9.9ReplacingSteeringHeadBearingsonSteering

Wheels...................................26

8.9.10InstallingBallBearings.......................26

8.10Seating.....................................26

8.10.1MovingSeatIntoServicePosition/Removing

Seat.....................................26

8.10.2ReplacingSeatFrame(FoxSeat)................27

8.10.3ReplacingFabricSeat(Padded).................27

8.10.4ReplacingFabricSeat(Stretched)...............28

8.10.5ReplacingSeatPlate.........................28

8.10.6ReplacingSafetyLatch.......................28

8.11Headrest/Neckrest...........................29

8.11.1ReplacingHeadrest..........................29

8.11.2ReplacingHeadrestMountingBracket............29

8.12Backrest....................................29

8.12.1ReplacingStandardBackrest...................29

8.12.2ReplacingBackrestHolderWithQuickRelease

System...................................29

8.13Armrests....................................30

8.13.1ReplacingArmrest..........................30

8.13.2InstallingInriggedArmrest(WoodenSeatPlate)....30

8.13.3ReplacingArmrestHolder.....................30

8.14ReplacingFootPlate/HeelStrapofLegrest..........31

8.15PostureBelt.................................31

8.15.1ReplacingPostureBelt.......................31

8.16Lightingunit.................................31

8.16.1ReplacingHeadlight.........................31

8.16.2ReplacingRearLight.........................31

Invacare®Fox

1General

1.1Introduction

Thisdocumentcontainsimportantinformationabout

assembly,adjustmentandadvancedmaintenanceofthe

product.Toensuresafetywhenhandlingtheproduct,read

thisdocumentandtheusermanualcarefullyandfollowthe

safetyinstructions.

FindtheusermanualonInvacare’swebsiteorcontactyour

Invacarerepresentative.Seeaddressesattheendofthis

document.

Invacarereservestherighttoalterproductspecications

withoutfurthernotice.

Beforereadingthisdocument,makesureyouhavethe

latestversion.YoundthelatestversionasaPDFonthe

Invacarewebsite.

Forpre-saleanduserinformation,seetheusermanual.

Formoreinformationabouttheproduct,forexampleproduct

safetynoticesandproductrecalls,contactyourInvacare

representative.Seeaddressesattheendofthisdocument.

1.2Generalinformation

•Serviceandmaintenanceworkmustbecarriedout

takingthisservicemanualintoaccount.

•Itisimperativethatyouobservesafetyinformation.

•Informationaboutoperationoraboutgeneral

maintenanceandcareworkonthemobilitydevice

shouldbetakenfromServicemanual.

•Youcanndinformationaboutorderingsparepartsin

thesparepartscatalogue.

•SparepartsMUSTmatchoriginalInvacareparts.Only

usesparepartswhichhavebeenapprovedbyInvacare.

•Wereservetherighttomakeanyalterationsonthe

groundsoftechnicalimprovements.

•Formoreinformationabouttheproduct,forexample

productsafetynoticesandproductrecalls,contactyour

localInvacarerepresentative.Foraddressandwebsite

seebackpageofthismanual.

•Themobilitydevicemayonlybemaintainedand

overhauledbyqualiedpersonnel.

•Theminimumrequirementforservicetechniciansis

suitabletraining,suchasinthecycleororthopedic

mechanicselds,orsufcientlylong-termjob

experience.

–Experienceintheuseofelectricalmeasuring

equipment(multimeters)isalsoarequirement.

–SpecialInvacaretrainingisrecommended.

•Alterationstothemobilitydevicewhichoccurasaresult

ofincorrectlyorimproperlyexecutedmaintenanceor

overhaulworkleadtotheexclusionofallliabilityon

thesideofINVACARE.

•IfyouhaveanyproblemsorquestionscontactInvacare

Service.

1.3Notesonshipping

•Ifthemobilitydevicehastobeshippedbacktothe

manufacturerformajorrepairs,youshouldalwaysuse

theoriginalpackagingfortransport.

•Pleaseattachaprecisedescriptionofthefault.

1.4Symbolsinthismanual

Inthismanual,hazardstatementsareindicatedbysymbols.

Thesymbolsareaccompaniedbyasignalwordthatindicates

theseverityoftherisk.

WARNING

Indicatesahazardoussituationthatcouldresult

inseriousinjuryordeathifitisnotavoided.

CAUTION

Indicatesahazardoussituationthatcouldresult

inminororslightinjuryifitisnotavoided.

IMPORTANT

Indicatesahazardoussituationthatcouldresult

indamagetopropertyifitisnotavoided.

Givesusefultips,recommendationsand

informationforefcient,trouble-freeuse.

ThisproductcomplieswithDirective93/42/EEC

concerningmedicaldevices.Thelaunchdate

ofthisproductisstatedintheCEdeclaration

ofconformity.

Thissymbolidentiesalistofvarioustools,

componentsanditemswhichyouwillneedin

ordertocarryoutcertainwork.

1.5Imagesinthismanual

Thedetailedimagesinthismanualaregivenmarksto

identifyvariouscomponents.Componentmarksintextand

operationalinstructionsalwaysrelatetotheimagedirectly

above.

1577880-C

Safety

2Safety

2.1Safetyandttinginstructions

Thesesafetyinstructionsareintendedtopreventaccidents

atwork,anditisimperativethattheyareobserved.

Beforeanyinspectionorrepairwork

•Readandobservethisrepairmanualandtheassociated

usermanual.

•Observetheminimumrequirementsforcarryingoutthe

work(see1.2Generalinformation,page4).

Personalsafetyequipment

Safetyshoes

Themobilitydevice,andsomeofitscomponents,arevery

heavy.Thesepartscanresultininjuriestothefeetifthey

areallowedtodrop.

•Wearstandardizedsafetyshoesduringallwork.

Eyeprotection

Itispossiblethatbatteryacidcanbedischargedwhen

workingondefectivebatteriesorwhenhandlingbatteries

improperly.

•Alwaysweareyeprotectionwhenworkingonany

defectiveorpossiblydefectivebatteries.

Safetygloves

Itispossiblethatbatteryacidcanbedischargedwhen

workingondefectivebatteriesorwhenhandlingbatteries

improperly.

•Alwayswearacid-proofsafetygloveswhenworkingon

anydefectiveorpossiblydefectivebatteries.

Generalsafetyinformationandinformationabouttting

/removal

DANGER!

RiskofDeath,SeriousInjury,orDamage

Lightedcigarettesdroppedontoanupholstered

seatingsystemcancauseareresultingin

death,seriousinjury,ordamage.Mobilitydevice

occupantsareatparticularriskofdeathor

seriousinjuryfromtheseresandresultingfumes

becausetheymaynothavetheabilitytomove

awayfromthemobilitydevice.

–DONOTsmokewhileusingthismobilitydevice.

WARNING!

RiskofSeriousInjuryorDamage

Storingorusingthemobilitydevicenearopen

ameorcombustibleproductscanresultin

seriousinjuryordamage.

–Avoidstoringorusingthemobilitydevicenear

openameorcombustibleproducts.

CAUTION!

Riskofcrushing

Variouscomponentssuchasthedriveunit,

batteries,seatetcareveryheavy.Thisresultsin

injuryhazardstoyourhands.

–Notethehighweightofsomecomponents.

Thisappliesespeciallytotheremovalofdrive

units,batteriesandtheseat.

CAUTION!

Injuryhazardifthevehiclestartsmoving

unintentionallyduringrepairwork

–Switchthepowersupplyoff(ON/OFFkey).

–Engagethedrive.

–Beforeliftingup,securethevehiclebyusing

chockstoblockthewheels.

CAUTION!

Fireandburnhazardduetoelectricalshort-circuit

–Themobilitydevicemustbecompletely

switchedoffbeforeremovalofvoltage-carrying

components!Todothis,removethebatteries.

–Avoidshort-circuitingthecontactswhen

carryingoutmeasurementsonvoltage-carrying

components.

CAUTION!

Riskofburnsfromhotsurfacesonthemotor

–Allowthemotorstocooldownbefore

commencingworkonthem.

CAUTION!

Injuryhazardandriskofdamagetovehicledue

toimproperorincompletemaintenancework

–Useonlyundamagedtoolsingoodcondition.

–Somemovingpartsaremountedinsockets

withPTFEcoating(Teon™).Nevergrease

thesesockets!

–Neveruse"normal"nutsinsteadofself-locking

nuts.

–Alwaysusecorrectly-dimensionedwashersand

spacers.

–Whenreassembling,alwaysreplaceanycable

tieswhichwerecutduringdismantling.

–Aftercompletingyourwork/beforerenewed

start-upofthemobilitydevice,checkall

connectionsfortighttting.

–Aftercompletingyourwork/beforerenewed

start-upofthemobilitydevice,checkallparts

forcorrectlocking.

–Onlyoperatethevehiclewiththeapprovedtire

pressures(seetechnicaldata).

–Checkallelectricalcomponentsforcorrect

function.Notethatincorrectpolaritycanresult

indamagetotheelectronics.

–Alwayscarryoutatrialrunattheendofyour

work.

CAUTION!

Riskofinjuryanddamagetoproperty,ifthe

maximumspeedreductiononawheelchairwith

alifterdoesnotfunctioncorrectly

Thewheelchair’scontrolunitmustreducethe

maximumpossiblespeedassoonasthelifteris

raised.

–Testthemaximumspeedreductionforcorrect

functionafteranymaintenanceworkor

modicationstothewheelchair.

1577880-C5

Invacare®Fox

CAUTION!

Anychangestothedriveprogramcanaffectthe

drivingcharacteristicsandthetippingstability

ofthevehicle

–Changestothedriveprogrammayonlybe

carriedoutbytrainedInvacarespecialist

dealers.

–Invacaresuppliesallmobilitydeviceswitha

standarddriveprogramex-works.Invacarecan

onlygiveawarrantyforsafevehicledriving

behavior-especiallytippingstability-forthis

standarddriveprogram.

Markallcurrentsettingsforthemobilitydevice

(seat,armrests,backrestetc.),andtheassociated

cableconnectingplugs,beforedismantling.This

makesreassemblyeasier.Allplugsarettedwith

mechanicalsafetydeviceswhichpreventreleaseof

theconnectingplugsduringoperation.Toreleasethe

connectingplugsthesafetydevicesmustbepressed

in.Whenreassemblingensurethatthesesafety

devicesarecorrectlyengaged.

61577880-C

Hygiene

3Hygiene

3.1Handlingofreturnedusedproducts

Whenreconditioningorrepairingreturnedmobilitydevices:

•Takeprecautionsforyourselfandtheproduct.

•Useprotectionequipmentasspeciedlocally.

Beforetransport(accordingtoBiologicalAgentsOrdinance)

Treatproductaccordingtofollowingprocesssteps:

Processstep

Component

ApplicationConditioningtechniqueWorkstation

ManualcleaningSurfaceofuseddeviceBeforerepairor

reconditioning

Usesaturatedtowel

toapplycleaning

detergentandremove

residuesafterimpact.

Cleaningand

disinfection

DisinfectionSurfaceofuseddeviceBeforerepairor

reconditioning

Usesaturated

disinfectantwipes

andclean*thedevice

surface.

Cleaningand

disinfection

*Invacareusesdetergent"Nücoseptspecial"1.5%inwaterml/ml

Disinfectiontools

•Onewaywipes(eece)

•Brushestocleandifculttoaccessareas

Furtherinformation

FormoreinformationcontactyourInvacareServicedepartment.

1577880-C

Invacare®Fox

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

ModuliteSeatOptions

Fig.4-4

J:Actuatormodule(ACT200)underseatplate.

81577880-C

Accessories

5Accessories

5.1Accessories

•Caneholder,right-handmounted

•Swing-awaytray,left-handmounted

•Swing-awaytray,right-handmounted

•Oxygenbottleholder

•Casterlocklevers

•Toolkit(includingbitholder,bitsandforkwrenches)

TheinstallationinstructionsforaccessoriesareavailableatyourproviderordirectlyfromInvacare.

1577880-C9

Invacare®Fox

6Setup

6.1AdjustingSeatingPosition

Foradjustingseatingpositiontoadaptmobilitydevice

optimallytorequirementsofuser,werecommendthat

youaskyourprovidertoadjusttheseatdepthindividually.

Adaptingseattouser'sseatingpositiondependsonwhich

seathasbeeninstalled,andshouldbecarriedoutin

followingsequence.

WARNING!

Riskofinjuryaftertiltingofmobilitycausedby

blockedsteeringwheels.

–Alwayscheckseatdepthsettingsforboth

forwardandreversemovement.Makesurethat

steeringwheelscanrotatefreelyandhavenot

contacttoanyxedmobilitydevicecomponent.

CAUTION!

Anychangestodriveprogramcanaffectdriving

characteristicsandtippingstabilityofmobility

device.

–Changestodriveprogrammayonlybecarried

outbyproviders.

–Wesuppliesallmobilitydeviceswithastandard

driveprogramex-works.Wecanonlygive

awarrantyforsafemobilitydevicedriving

behavior-especiallytippingstability-forthis

standarddriveprogram.

1.Adjustlowerleglengthandseatdepth.See6.1.1

Adjustinglowerleglength,page10and6.2Adjusting

SeatDepth,page10.

2.Adjustseatheightandseattilt.See6.4AdjustingSeat

Height,page11andusermanualforseattilt.

3.Adjustcentreofgravityofseatframe.See6.6Adjusting

CentreofGravityofSeat,page11.

4.Checkthatswivelcasterscanmovefreely.

5.Repeatstepstwotofour,ifnecessary.

6.1.1Adjustinglowerleglength

Invacareoffersarangeoflegrestswhichcanbeadjusted

individually.Seeusermanual.

6.2AdjustingSeatDepth

A:Seatdepth

B:Centerofgravityoftheseat/seatposition

6.3AdjustingSeatDepthviaBackrestUnit

Whenremoving,takecareofsmallpartssuchas

screwsandwashers.Putallsmallpartsdownsothat

theycanbeinstalledincorrectsequence.

AdjustingSeatDepth(uptoAugust2014)

•Phillipsscrewdriver,size2

•8mmwrench

•Sidecuttingpliers

•Cableties

1.Disconnectcableconnections.

2.LoosenandremovenutFplainwasherE,saddle

washerD,rosetteBandboltA.

3.PositionbackrestmountingbracketGaccordingtoseat

depth,sothatholesonseatframeCandbackrest

mountingbracketGareinline.

4.Installseat.See8.10.4ReplacingFabricSeat(Stretched),

page28or8.10.3ReplacingFabricSeat(Padded),page

27.

5.Re-insertnutF,plainwasherE,saddlewasherD,

rosetteBandboltA.TightennutF.

6.Insertbackresttubeintobackrestmountingbracket.See

8.12Backrest,page29.

7.Connectcableconnections.

8.Testallfunctions.

AdjustingSeatDepth(SinceAugust2014)

•Phillipsscrewdriver,size2

•8mmAllenkey

•Sidecuttingpliers

•Cableties

1.Disconnectcableconnections.

2.LoosenandremovescrewDandrosetteC.

3.LoosensetscrewB.

4.PositionbackrestmountingbracketEaccordingtoseat

depth,sothattheholesonseatframeAandbackrest

mountingbracketareinline.

5.TightensetscrewBhand-tight.

6.Installseat.See8.10.4ReplacingFabricSeat(Stretched),

page28

or8.10.3ReplacingFabricSeat(Padded),page

7.Ifnotdoneinpreviousstep,tightenscrewDincluding

rosetteC.

8.Insertbackresttubeintobackrestmountingbracket.See

8.12Backrest,page29.

9.Connectcableconnections.

10.Testallfunctions.

101577880-C

Setup

6.4AdjustingSeatHeight

6.4.1AdjustingSeatHeightviaCentreColumn

•5mmAllenkey

•10mmwrench

Fig.6-1

Seatheightcanbesettotwodifferentseatheightsusing

scaleB.Adjustseatheightaccordingtofollowingtable:

480mm

Useleftscale(defaultvalue:4)

510mm

Userightscale(defaultvalue:4)

1.Removeseat.See8.10.1MovingSeatIntoService

Position/RemovingSeat,page26

2.LoosenandremoveboltandnutC.

3.AdjustcentrecolumnA.

4.Installpartsinreverseorder.

5.Testallfunctions.

6.4.2AdjustingSeatHeightviaSeatSupport

•6mmAllenkey

•8mmwrench

Whenremoving,takecareofsmallpartssuchas

screwsandwashers.Putallsmallpartsdownsothat

theycanbeinstalledincorrectsequence.

Seatcanbesettotwodifferentseatheights.Adjustseat

heightaccordingtofollowingtable:

480mm

upperholes

510mm

lowerholes

1.Removeseatfromchassis.See8.10.1MovingSeatInto

ServicePosition/RemovingSeat,page26.

2.LoosenandremovefourboltsBonbothsides,including

washersCandnutsD.

3.Alignholesonseatframeandseatsupportandinsert

bolts.

4.Re-insertwasherandnutandre-tightenbolt.

5.Installseat.See8.10.1MovingSeatIntoServicePosition

/RemovingSeat,page26.

6.Testallfunctions.

6.5AdjustingSeatTilt

Seeusermanual.

6.6AdjustingCentreofGravityofSeat

Centreofgravityofseatcanbeadjustedbymountingseat

framefarthertowardsfrontorrearonseat.

WARNING!

Theseatingsystemofthemobilitydeviceis

deliveredexworkswithanoptimallyadjusted

centreofgravity(CoG).Anychangeinthis

adjustmentsettingcannegativelyinuencethe

stabilityofthemobilitydevice.

–Youmustperformanindividualriskanalysis

everytimeyouchangethecentreofgravity

oftheseatingposition,inordertoensurethe

safetyandstabilityofthemobilitydevice.

A:Seatdepth

B:Centreofgravityoftheseat/seatposition

Theuserweightandseatdepthhavestrong

inuencesonthechoiceofthecentreofgravity

(CoG).Iftheuserisheavyandtheseatdepthis

greater,thefocusshouldbethefartherback.For

bestpossibledrivingcharacteristicsofrear-wheel

drivewheelchairs,theweighttobedistributed:30

–40%frontand60-70%rear.

1577880-C

Invacare®Fox

WARNING!

Riskofdamageduetocollisionsoflegrestswith

otherpartsofthemobilitydevice

–Setlegreststothesmallestanglebefore

adjustingtheseatcentreofgravity.

–Payattentionwithadjustingtheseatcentreof

gravitythatthelegrestsdonottouchanyother

partsofthemobilitydevice.Thisensuresthat

thelegrestscannotcollidewithotherpartsof

themobilitydevice.

•6mmAllenkey

•8mmwrench

Whenremoving,takecareofsmallpartssuchas

screwsandwashers.Putallsmallpartsdownsothat

theycanbeinstalledincorrectsequence.

Seatcanbesettotwodifferentpositions.Adjustseat

supportaccordingtofollowingtable:

Rearposition

rearandmiddlehole

Frontposition

middleandfronthole

Fig.6-2

1.Removeseat.See8.10.1MovingSeatIntoService

Position/RemovingSeat,page26.

2.LoosenandremovefourboltsB,washersCandnuts

Donbothsides.

3.Shiftpositionofseat.

4.Alignholesonseatframeandseatsupportandinsert

bolts.

5.Re-insertwasherandnutandre-tightenbolt.

6.Installseat.See8.10.1MovingSeatIntoServicePosition

/RemovingSeat,page26.

7.Testallfunctions.

6.7AdjustingSafetyLatch

•19mmwrench

•12mmwrench

1.LoosenadjustingnutB.

2.Screwout/insafetylatchAsothatthespring-loaded

catchengagessecurelyandisushwiththeoutside

edgewhenitispulled.

3.Tightenadjustingnutwith15Nm±1Nm.

1577880-C

Testing

7Testing

7.1Testingmotor

•Phillipsscrewdriversize2

•Digitalmultimeterwithresistancemeasurement

1.RemoverearshroudasdescribedinRemovingrear

shroud.

Disconnectmotorplug(3)frompowermodule.

3.Connectdigitalmultimetertomotorplugcontacts(3)

andmeasureresistancebetweencontacts.

Aresistanceofbetween0.5and5ohmsindicates

amotorreadyforoperation.Aresistance

ofbetween15ohmsandinnityindicatesa

defectivemotor.Highresistancesarenormally

causedbybadconnectionsorworncarbon

brushes.

7.2Testingmotorbrake

Thistestshouldonlybecarriedoutonmobility

devicewithconventionalmotor/gearboxunits.

•Phillipsscrewdriversize2

•Digitalmultimeterwithresistancemeasurement

1.RemoverearshroudasdescribedinRemovingrear

shroud.

Pullmotorplug(3)outofpowermodule.

3.Connectdigitalmultimetertocentralmotorplug

contacts(3)andmeasureresistancebetweencontacts.

4.Ifthereisadefect,replacemotorandsendittoInvacare

Serviceforinspectionorrepair .

Aresistanceofbetween40and80ohms

indicatesanintactbrake.Aresistanceof0ohms

oraveryhighresistance(mega-ohmsorinnity)

indicatesashort-circuit,abadconnectionora

defectivebrake.

CAUTION!

Riskofdamagetopowermoduleduetoshorts

inmotorbrake

–NEVERconnectamotorbrakewithashortto

anintactpowermodule.

–Alwaysreplaceshortedbrakesimmediately.

Adefectivemotorcandamagethepowermodule,

butnottheotherwayaround.

7.3Raintest

•Checktoensurethattheblackbatteryterminalcaps

aresecuredinplace,joystickbootisnottornor

crackedwherewatercanenterandthatallelectrical

connectionsaresecureatalltimes.

•Donotusethemobilitydeviceifthejoystickbootis

tornorcracked.Ifthejoystickbootbecomestornor

cracked,replaceimmediately.

7.4Fieldloadtest

Oldbatteriesloosetheirabilitytostoreandreleasepower

duetoincreasedinternalresistance.Inthisprocedure,

batteriesaretestedunderloadusingadigitalvoltmeterto

checkbatterychargelevelatthechargerconnector.The

chargerconnectorislocatedontheremote.Whenvoltage

attheoutputdrops1.0voltsunderload(2.0forapair),

replacethebatteries.

Readtheseinstructionscarefullyandthe

manufacturer’sinstructionsonthedigitalvoltmeter

beforeproceeding.

1.SwitchtheelectronicsOFFontheremote.

2.Makesurebatteryisfullycharged.Anextremely

dischargedbatterywillexhibitthesamesymptomsasa

badbattery.

3.Removethefootboard/legrestsfromthemobilitydevice.

Connectthevoltmeterleadstothechargerconnector

Aonthemobilitydevice.MostdigitalvoltmetersB

arenotaffectedbypolarity.However,analogmeters

(meterswithswingingneedles)canbeandshouldbe

usedcarefully.

Agoodmeterreadingshouldbe25.5to26VDC

withthechairinneutral.

WARNING!

–Whenperformingtheremainingsteps,ensure

yourfeetareclearfromcastersandwall,

otherwiseinjurymayresult.

5.Runthemobilitydeviceinneutralforatleast2minutes.

6.Sitinmobilitydeviceandplaceyourfeetagainstadoor

jam,workbenchorotherstationaryobject.

1577880-C13

Invacare®Fox

7.Carefullypushtheremoteforward,tryingtodrivethe

mobilitydevicethroughthestationaryobject.Theload

shoulddrawbetween30to40ampsfromthebatteries

for0.3seconds.

Performingthisstepputsaheavyloadon

thebatteriesastheytrytopushthroughthe

stationaryobject.Ifthewheelsspin,havetwo

individuals(oneoneacharm)applyasmuch

downwardpressureaspossibleonthearmsof

themobilitydevice.

8.Readthemeterwhilethemotorsarestrainingto

determinethevoltageunderload.

Ifthevoltagedropsmorethan2voltsfroma

pairoffullychargedbatteriesduringthe0.3

seconds,theyshouldbereplacedregardlessof

theunloadedvoltages.

7.5CheckingBatteryChargeLevel

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

DON’TDO

Don’tperformanyinstallationormaintenancewithoutrst

readingthismanual.

Readandunderstandthismanualandanyserviceinformation

thataccompaniesabatteryandchargerbeforeoperating

thepersonaltransporter .

Don’tperforminstallationormaintenanceofbatteriesinan

areathatcouldbedamagedbybatteryspills.

Movethepersonaltransportertoaworkareabeforecleaning

terminals,oropeningbatterybox.

Don’tmakeitahabittodischargebatteriestothelowest

level.

Rechargeasfrequentlyaspossibletomaintainahighcharge

levelandextendbatterylife.

Don’tusechargersorbatteriesthatarenotappropriatefor

thechair .

Followrecommendationsinthismanualwhenselectinga

batteryorcharger.

Don’tputnewbatteriesintoservicebeforecharging.Fullychargeanewbatterybeforeusing.

Don’ttiportiltbatteries.Useacarryingstraptoremove,moveorinstallabattery.

Don’ttaponclampsandterminalswithtools.Pushbatteryclampsontheterminals.Spreadclampswider

ifnecessary.

Don’tmismatchyourbatteryandchargers.UseonlyaAGMchargerforaAGMbattery.

1577880-C

Service

8Service

8.1Generalwarninginformationoninstallation

work

CAUTION!

Riskofdamagetovehicle

Collisionscanbecausediftheadjustingwashers

areremovedduringttingworktothedrive

wheels.Adjustingwashersareoftentted

betweenthedriveshaftandthewheelhubto

evenouttolerances.Iftheseadjustingwashers

areremovedandnotreplacedagain,collisions

canbecaused.

–Alwaysreplacetheadjustingwashersexactlyas

theywerebeforeyoustarteddismantling.

CAUTION!

Riskofinjuryanddamagetoproperty,ifthe

maximumspeedreductiononamobilitydevice

withalifterdoesnotfunctioncorrectly

Themobilitydevice’scontrolunitmustreduce

themaximumpossiblespeedassoonasthelifter

israised.

–Testthemaximumspeedreductionforcorrect

functionafteranymaintenanceworkor

modicationstothemobilitydevice.

8.2Tighteningtorques

CAUTION!

Riskofdamagetomobilitydevicedueto

improperlytightenedscrews,nutsorplastic

connections.

–Alwaystightenscrews,nutsetc.tothestated

tighteningtorque.

–Onlytightenscrewsornutswhicharenotlisted

herengertight.

Thetighteningtorquesstatedinthefollowinglistarebased

onthethreaddiameterforthenutsandboltsforwhichno

specicvalueshavebeendetermined.Allvaluesassume

dryandde-greasedthreads.

ThreadTighteningtorquein

Nm±10%

M43Nm

6Nm

M610Nm

M825Nm

M1049Nm

M1280Nm

M14120Nm

M16180Nm

8.3ServicePlan

Component

CheckRemedy

Notes

Damagetoarmrests

Replacecoveringif

damaged

Armrests

ArmrestxingsTightenscrews

DamagetosidepanelsReplacesidepanelsif

damaged

Sidepanels

SidepanelxingsTightenscrews

SeatlockSeatlockdefectiveReplaceseatlock

SeatangleadjustmentTightseatingofretainer

clip

Replaceretainerclipif

necessary

Tightenscrews

Frames(chassis)/

batterymounting

Checkxings,welded

seamsandbattery

mounting

Replacecomponentsif

necessary

Checkdrivewheelsfor

tighttandsideplay

Adjust,replacewheel

hubs

See8.9Wheels,page

Wheelsuspensionand

wheels

Checksteeringwheels

fortightt,oatand

sideplay

Replacewheels,wheel

forkorwheelbearings

SwingingaxleCheckcastorlocksReplacecastorlocksSee8.9.9Replacing

SteeringHeadBearings

onSteeringWheels,

page26

Checkingswingingaxle

fordamage

ReplacingswingingaxleSee8.5.2Replacing

/ReversingSwinging

Axle,page18

1577880-C15

Invacare®Fox

Component

CheckRemedy

Notes

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

informationin8.8.5

Howtohandle

damagedbatteries

correctly,page23for

handlingbatteries

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

Driveprogram

Checkdriveelectronics

programversion

Updatesoftware

ifnewerversion

available.

See8.8.8Updating

drivingprogram,page

Screws

Checkscrewsfortight

t

TIghtenscrews,if

necessary

8.4Troubleshooting

8.4.1Operationalfaults

Proceedasfollowsifyouhaveanyproblems:

1.Firstassessthepossiblecauseoftheproblemusingthe

followingtable.

2.Checktheremotestatusdisplay.Evaluatetheasherror

code.

3.Carryoutthenecessarychecksandrepairsas

recommendedinthefollowingtable.

161577880-C

Service

Thevariouspowermodulescanbettedinconnectionwith

diferentremotesinthemobilitydevice.Recticationof

operationalfaultsdependsonthepowermoduletted.The

powermodulesusedaredescribedinthecorresponding

controlsmanual.

Thetablesforrecticationofoperationalfaultslisted

inthefollowingchaptersareonlyanexcerptfrom

theoriginalmanufacturer'smanuals.Youcanobtain

theoriginalmanualsfromInvacare®.

8.4.2Drivefaultdiagnosis

ProblemOthersymptomsPossiblecauseSolution

Documentation

Theremotestatus

displayilluminates

normallyanddoesnot

showanerrorcode.

Drivemotors

disengaged

EngagedrivemotorsSeeusermanual

BatteriesdefectiveReplacebatteries

See8.8.2Batteries,

page21

Completelydischarge

battery

Pre-chargebatteriesSeeusermanual

Resetcircuitbreaker

See8.8.10Resetting

CircuitBreaker,page

Powersupplyto

remoteinterrupted

Checkcablesbetween

themodulesfor

looseconnections

anddamage

See8.8.9Checking

Cables,page23

Remotestatusdisplay

doesnotilluminate

RemotedefectiveReplaceremoteSee8.8.6Replacing

remote,page23

Mobilitydevicewill

notstart

Remotestatusdisplay

blinking

Variouscauses

AssesserrorcodeSeecorresponding

remotemanual.

Batteriesdefective

(unstablevoltage)

Replacebatteries

See8.8.2Batteries,

page21

Mobilitydevice

juddersindrivemode

None

Drivemotor(s)

defective

Replacemotor(s)

See8.6.1Replacing

Motor/GearboxUnit,

page20

None

BatteriesdefectiveReplacebatteries

See8.8.2Batteries,

page21

Batteriesnotbeing

charged

LEDsblinkingon

chargingunit

ChargingunitdefectiveReplacechargingunitSee‘Chargingunit’in

usermanual

RemotedefectiveReplaceremoteSeecorresponding

remotemanual

Mobilitydeviceruns

tooslowly

None

BatteriesdefectiveReplacebatteriesSeeusermanual

8.5Chassis

8.5.1ChangingWheelbase

•5mmAllenkey

•10mmwrench

1.Removeseat.See8.10.1MovingSeatIntoService

Position/RemovingSeat,page26

2.LoosenandremoveboltandnutC.

1577880-C

Invacare®Fox

3.Adjustcentrecolumn.

•Longwheelbase

AdjustmentofcentrecolumnAonchassis

→ScaleBisatfront.

•Shortwheelbase

AdjustmentofcentrecolumnAonchassis

→ScaleBisatrear.

Changingwheelbaseinuencesseatdepthand

centreofgravity(CoG),see6.6AdjustingCentre

ofGravityofSeat,page11.Youmayneedto

adjustseatdepthviacentrecolumntomeet

yourrequirements.Seeusermanual.

4.Installpartsinreverseorder.

5.Testallfunctions.

8.5.2Replacing/ReversingSwingingAxle

Theswingingaxlecanberotatedtochangethe

wheelbaselength.

Chooseswingingaxleorientation:

FigureA

longwheelbase

FigureB

shortwheelbase

Ifyouchangewheelbase,centrecolumnonchassismustbe

adaptedaccordingly.See8.5.1ChangingWheelbase,page

17.

WARNING!

Riskofinjuryduetouncontrolledmovementof

mobilitydevice

–Turnoffpower.

–Engagemotors.

–Securemobilitydeviceagainstrollingawayby

placingwedgesunderwheels.

CAUTION!

Riskofinjuryfromswingingaxlecomingloose

Ifswingingaxleisinsufcientlysecured,itcan

comeloosewhendriving.

–Whenmountingswingingaxletightenscrew

withappropriatetorque.

–Makesureswingingaxlehasnoplay.

•10mmAllenkey

•Woodenblock(approx.14x14x30cm)

•Mediumstrengththreadlockingadhesive

RemovingSwingingAxle

1.Removelegrests.

2.Placewoodenblockunderkerbclimbersothatswinging

axlehangsfree.

3.HeatscrewBtosoftenthreadlockingadhesive.

4.RemovescrewB.

5.PullswingingaxleAoffchassisandremovebushingsC.

InstallingSwingingAxle

1.Installpartsinreverseorder.

2.Applymediumstrengththreadlockingadhesive.

3.TightenscrewBto70Nm±10Nm.

8.5.3ReplacingKerbClimberWithParkPosition

CAUTION!

Riskofcrushing

Injuryhazardtohands.Thegasspringisunder

pressure.

–Becarefulwithyourhands.

–Usesuitabletools.

•3mmAllenkey

•6mmAllenkey

•8mmwrench

•17mmwrench

•Pliers

•Oblongwoodenblock(approx.14x14x30cm)

Whenremoving,takecareofsmallpartssuchas

screwsandwashers.Putallsmallpartsdownsothat

theycanbeinstalledincorrectsequence.

181577880-C

Service

RemovingKerbClimber

1.Securemobilitydeviceagainstrollingaway.

2.Ifnecessary,removepartsthatareinthewaylike

legrestsorswingingaxle.

3.LoosenandremovescrewD.

4.PullgasspringCoutofholder .

5.LoosenandremovenutFincludingwasherG.

6.PullboltAoutofholder .

7.RemoveswitchleverBincludingbushingK,gasspring

C,washerJandnutH.

8.Ifneeded,loosenandremovenutHincludingwasher

JandreplacegasspringC.

InstallingKerbClimber

Whenapplyingthecorrecttighteningtorquetonut

F,ensurethatkerbclimbercanmovefreely.

1.Installpartsinreverseorder.

2.Testallfunctions.

8.5.4ReplacingRubberFoot

1.PullfrontpartofoldrubberfootBoffkerbclimberA

inforwarddirection.

2.Placerearpartofnewrubberfootoverkerbclimber.

3.Pushfrontpartofnewrubberfootoverkerbclimber.

8.5.5ReplacingRubberStopper

Werecommendtoreplaceallrubberstoppersas

soonasoneneedsreplacing.

•10mmwrench

Fig.8-1

RemovingRubberStopper

1.Removeswingingaxle.See8.5.2Replacing/Reversing

SwingingAxle,page18

2.LoosenandremovenutCandwasherB.

3.RemoverubberstopperA.

InstallingRubberStopper

1.TightennewrubberstopperAhand-tight.

2.PlacewasherBandnutC,thencounternutC.

3.Installswingingaxle.See8.5.2Replacing/Reversing

SwingingAxle,page18.

1577880-C19

Invacare®Fox

8.6Drivecomponents

8.6.1ReplacingMotor/GearboxUnit

CAUTION!

Riskofinjuryduetouncontrolledmovementof

mobilitydevice.

–Turnoffpower.

–Engagemotors.

–Securemobilitydeviceagainstrollingawayby

placingwedgesunderwheels.

CAUTION!

Riskofcrushing

Motorgearboxunitisextremelyheavy.Riskof

injurytohands.

–Notethehighweight.

•5mmAllenkey

•Oblongwoodenblocks(approx.14x14x30cm)

Beforereplacingmotor/gearboxunit,makesure

motorplugmatchespowermoduletype.

RemovingMotor/GearboxUnit

1.Removerearshroud.See8.7Shrouds,page20.

2.Liftmobilitydeviceononesideandplacea14cm

highwoodenblockunderneathitsothatdrivewheel

isoffgroundandcanrotatefreely.Useproperlifting

techniques.

3.PullmotorplugBoutofpowermodule.Plugsdiffer

accordingtocontrolssystems.

4.Removedrivewheel.See8.9.3ReplacingDriveWheels

(WheelSize12½PS),page24or8.9.2ReplacingDrive

Wheels(WheelSize12½x2¼"),page24.

5.LoosenandremovescrewsEincludingwashersD.

6.PullmotorgearboxunitCdownwardsoutofchassis.

Takeintoaccountheavyweightofunit.

7.Replacedriveunit.

InstallingMotor/GearboxUnit

Beforeinstallingnewmotor/gearboxunit,checkwhetherit

shouldbeinstalledtoleft-handorright-handsideofmobility

device.Thedriveunitsaredifferent.

Notelabellingonmotorplug.

1.Installpartsinreverseorder.

2.ConnectmotorcableBtopowermodule.

3.Makesurethatmotorcablecannotbepinchedorbent,

andthatitisnotexposedtochanginanyplace.

4.TightenscrewsEto7Nm±1Nm.

5.IfLiNXsystemisused,performcalibrationprocess.

SeeSuggestedprogrammingprocedureinLiNXservice

manual.

6.Testallfunctions.

8.7Shrouds

8.7.1RearShroud

•3mmAllenkey

•Obliquepliers

•Tiewrap

RemovingRearShroud

1.RemovecabletiefrombuscableinnotchBrightorleft.

2.LoosenandremovetwoscrewsDincludingwasherC

onrearshroudA.

3.Pullrearshroudcarefullyawayfromchassis.

InstallingRearShroud

1.Pushrearshroudoverchassis.

2.MakesurebuscableislocatedinnotchB.

3.TightenscrewsDincludingwasherC.Tightenscrewsto

3Nm±1Nm.

4.Fixbuscableusingtiewrap.

8.7.2BatteryShroud

•5mmAllenkey

201577880-C

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Invacare Fox User manual

Invacare Fox User manual

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