Invacare Ranger X, Arrow, Torque SP service manual REMOVING/INSTALLING Drive Wheel HUB Figure

Page 56

PROCEDURE 12

WHEELS/MOTORS

 

 

REMOVING/INSTALLING DRIVE WHEEL HUB (FIGURE 1)

W

NOTE: This procedure can only be performed on sec-

H

ond generation storm wheelchairs with the conven-

E

tional motor/gearbox assembly. On second genera-

E

tion storm wheelchairs with the gearless/brushless

L

motor, the drive wheel hub CANNOT be removed.

SReturn motor to manufacturer for service.

/

M Removing

O1. Remove the drive wheel from the wheelchair. Refer to

TREMOVING/INSTALLING DRIVE WHEELS in this

Oprocedure of the manual.

R2. Remove the locknut, washer, keystock and existing

Sdrive wheel hub from the drive shaft of the gearbox.

Installing

1. Position the keystock on the gearbox drive shaft.

CAUTION

DONOTapplymorethanaone(1)-inch(inlength) thin film of anti-seize compound to the drive shaft. Applying more than one (1)-inch (in length) can cause the anti-seize compound to leak resulting in damage to flooring (carpet, tile, etc.).

2.Apply a thin film of anti-seize compound one (1) inch in length to the end of the drive shaft.

3.Reinstall drive wheel hub onto the gearbox drive shaft.

NOTE: While installing the drive wheel hub onto the drive shaft, spin the drive wheel hub to evenly distribute the anti- seize compound over the entire drive shaft.

4.Reinstall the washer and locknut and torque locknut to 45 foot pounds (540-inch pounds).

5.Reinstall the drive wheel assembly to the wheelchair. RefertoREMOVING/INSTALLINGDRIVEWHEELS in this procedure of the manual.

6.Repeat procedure for the opposite side of the wheel- chair, if necessary.

INSTALLING WHEEL LOCK BRACKET ONTO WHEELCHAIR (FIGURE 2)

NOTE: This procedure only pertains to second gen- eration storm wheelchairs with the conventional mo- tor and gearbox. On second generation storm wheel- chairs with the gearless/brushless motor, the wheel lock bracket is not required.

1.Removethetwo(2)mountingscrewsclosesttothelarge wheel that secure the gearbox to the suspension arm.

2.Lineupmountingholesinthewheellockmountingbracket with the gearbox mounting holes in the suspension arm.

3.Apply Loctite 242 to the two (2) mounting screws.

4.Reinstall the two (2) mounting screws into the mounting holes of the wheel lock mounting bracket and gear box and torque to 75-inch pounds.

5.Repeat STEPS 1-4 for opposite wheel lock bracket.

6.Adjust the wheel locks. Refer to ADJUSTING WHEEL LOCKS in PROCEDURE 9 of the owner’s manual, 1081227.

Mounting

Wheel Lock

Mounting

Screws

Bracket

 

Gearbox

 

 

Suspension

 

Arm

FIGURE 2 - INSTALLING WHEEL LOCK BRACKET

ONTO WHEELCHAIR

56

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Page 55 Page 57
Contents Storm Series Wheelchairs I N G E C I a L T E STable of Contents Table of Contents Limited Warranty Specification S SpecificationsSpecifications Arrow FWD has a 400 lb. ratingProcedure General Guidelines Repair or Service InformationGeneral Guidelines Procedure MOTOR/GEARBOXMWD Models FWD ModelsSuspension Arm Located on insideUsing Hydrometer to Check Battery Cells Lead Acid Figure Troubleshooting ProcedureBattery Charger Connector Digital Voltmeter Field Load Test FigureMotor Testing Figure Procedure TroubleshootingNumber of Floating Balls Will Vary According to ChargeELECTRO-MECHANICAL Parking Brake Testing Figure Ohmmeter Motor ConnectorCap Motor Pin Motor Connector Cap Motor Pin Motor Connector OhmmeterHardware Torque Specifications Standard Seat FrameAdjustable Seat Frame Hardware Torque Specifications ProcedureCaptains VAN Seat Loctite and Torque to 75 in/lbs Torque to 156 in/lbsInch Wheels Wheel HalvesPneumatic with Flat-Free Wheel Halves Torque to Pneumatic Wheel Halves 8 inch Torque to 18 in/lbsPneumatic with Flat-Free Pneumatic Wheel HalvesTorque to 360 in/lbs Torque to 156 in/lbs Torque to 156 in/lbs 1020 in/lbsTorque to 156 in/lbs Torque to 160 in/lbs Loctite Arms Procedure This Procedure Includes the FollowingReplacing Captains VAN Seat Armrest Plate Figure Replacing Armrest Pads Captains VAN Seats FigureReplacing Seat Positioning Strap Captains VAN Seats Figure Replacing Back Upholstery FigureH O L S T E R Y Van Seat Frame Seat Positioning StrapΥSPREADER BAR ΥSPREADER BAR InchesΥHeight of Spreader Bar from Bottom of Back Canes to Top of Spreader Bar ClampM E REMOVING/INSTALLING Standard Seat Frame Subassembly Figure Seat Frame ProcedureReplacing Exact Same Size Standard Seat Frame RemovingAdjustable Seat Frame Figure Seat FrameInches Inch Inch deep InchesChanging Seat Depth Between 12 and 15- Inches Figure A T M ETorque to Changing Seat Width Standard and Adjustable Seat Frame Brackets, note the Back Angle for reinstallationWheelchair to hold the insert in place Mounting Screws Torque to 75-inch poundsSeat Width Side Spacers CenterComponent Replacement Mounting ScrewsCoved Washer Center FrameINSTALLING/REMOVING Captains VAN Seat Assembly Figure Installing Captains Van SeatRemoving Captains Van Seat Torque to 75-inchRemove the captains van seatAssembly. Refer to Adjustable FramesPerform one 1 of the following sections Perform the instructions outlined in PreparaRemove the seat cushion from the seat pan REMOVING/INSTALLING Seat PAN FigureInstalling Seat Dump Mount Seat Angle AdjustmentInstallation Orientation Base Frame Procedure Replacing Seat Mounting Plates FigureReplacing Seat Support Brackets Figure S E M EProcedure Base Frame Replacing Seat Support Bracket T-NUTS FigureReplacing Battery Charger Bracket and T-NUT Battery Charger Connector MountRWD and MWD Models Figure Arrow FWD Model FigureREMOVING/INSTALLING Seat Stop Screws Figure Mounting Screw Battery Charger Connector Bracket Base FrameSeat Support Bracket Base Frame Stop Screw Front Seat Stop ScrewREMOVING/INSTALLING CJ Back Brackets Figure Back Frame ProcedureC K CJ Bracket mounts Front Holes on Back Angle Detail a PlatesProcedure Back Frame Remove the back assembly from the wheelchairHeavy Duty Models Mine if new back upholstery is neededSteps 2 Steps 6,11Steps 6,17 Steps 4,8Back Angle Adjustment Figure Batteries Procedure T T EConnecting Battery Cables Procedure 9BATTERIEST T E R I E S Group 24 BatteriesBattery Box Bottom Detail aTerminals ends. Refer to Detail a in Figure Group 22 Battery Base Frames FigureRemove battery terminal caps from battery Single Battery Bottom Tery Cable Rear Jumper BatteryFront BoxBattery Discharge Indicator BDI in LCD Readout Battery Discharge Indicator BDIDescription and Use of Battery Chargers Charging Batteries FigureRequired Items INSTALLING/REMOVING Group 24 Battery Boxes Figure If one 1 battery is defectiveRecommended Battery Types Cleaning Battery TerminalsINSTALLING/REMOVING Group 22 Battery BOX Figure This manual REMOVING/INSTALLING the E Wiring Harness FigureProcedure Wiring Harness E S S Adjusting Limit Switch Figure Recline Angle 4 inches 61oRetention STRAP/RETAINER Replacing Retainer BarReplacing Retainer Clip Perform one 1 the followingProcedure Spacer Locknuts Mounting Screws Battery Box Sub-FrameSpacer Retainer Retainer ClipREMOVING/INSTALLING Drive Wheels Figure Replacing Pneumatic TiresTubes Drive WHEELS/CASTERS WHEELS/ MotorsREMOVING/INSTALLING Drive Wheel HUB Figure REMOVING/INSTALLING Casters Figure Installing CastersReplacing Forks Figure WHEELS/MOTORSWasher Shock Motor Connector Coupling AllenLocknut Spacer Remove motor with motor lock lever from suspen- sion arm REMOVING/INSTALLING Motor GEARLESS/BRUSHLESS Brake Release ShaftREMOVING/INSTALLING Mkiv Controller Figure Repositioning Mkiv Joystick VAN Seat Models FigureElectronics E C T R O N I C SMounting Screw Shock Arrow Fwd ModelBase Frame Spacer Positioning Limit Switch Figure Switch Washers Actuator OvertightenRecliner C L I N E RReplacing Recliner Cable Assemblies Figure Gas CylinderRod Measures 21/32-inches Mounting Screws and Washers Do not Over-Tighten Gas Cylinder ActuatorREPLACING/ADJUSTING GAS Cylinders Figure Replacing Gas CylinderChanging Back Height Procedure ReclinerAdjusting Gas Cylinder Recliner Procedure Seat Pan Removal/Replacement ProceduresChanging Seat Depth Figure Changing Seat WidthSpacer Base Frame Seat Mount Plate Inside Suspension Arm AssemblyRemove seat pan on recliner REMOVING/INSTALLING Group REMOVING/INSTALLING Group 22 Battery BOX Tray FigureBattery BOX SUB-FRAME Figure MWD Wheelchairs ProcedureProcedure MWD Wheelchairs Front Locknuts Battery MountInstalling Group 24 Components Figure Frame Rear LocknutsShock Replacement Battery BoxGroup 24 Battery Base Frames Figure StepsShock Battery Box Sub-Frame Retainer Clip Top of Shock Mounting Screw Spring WasherBase Frame Mounting Shock Screw Inner Link Spacer Suspension ArmShock Spring Replacement Figure Battery Mount Bracket Base FrameMounting Screw Suspension Arm Spring Washer Shock LocknutShock Spring Base Replacing Stabilizer Fork Assembly FigureReplacing Stabilizer Wheels Figure Adjusting Weight Distribution MWD WheelchairsprocedureReplacing Stabilizer Cylinder Spring FigureAdjusting Spring Compression Adjusting Stabilizers FigureHeight Adjustment REMOVING/INSTALLING Gearbox Figure Replacing Suspension ARM Figure16-18 x 1-1/4-inch Mounting Screws 16-18 x 2-1/2-inch Motor Gearbox Suspension ArmBracket End Suspension Arm Inner Link Spacer Mounting Screw Tubular End Suspension ArmSteps 6,10 REMOVING/INSTALLING Group 22 Battery BOX Tray Figure Shock ReplacementAnti-Tipper Wheel Replacement Age may resultProcedure RWD Wheelchairs Battery TrayRubber ElementShock Replacement Figure RWD Wheelchairs ProcedureSpacer Retainer Clip Or Rubber ElementSpacer Top Shock Retainer BarShock Mounting Screw Suspension Arm Locknut Shock Mounting Screw Suspension ArmRWD Wheelchairsprocedure Battery BOX or INSTALLING/REMOVINGSpacer Clip is against the battery box retainer This manual Shock Eyelet Assembly Retainer Spring BaseBase Frame Mounting Screw Rubber Element Replacement FigureShock Hex Screw Battery Mount Bracket REMOVING/INSTALLING Gearbox Adjusting Weight Distribution FigureAdjustment Options 16-18 2-inch 4-inchAssembly Adjusting Weight Distribution ProcedureRepositioning the MOTOR/ Gearbox Figure Mounting Screws Washer Seat Support Bracket Base FrameInch Rearward Lengthens the wheelbase Repositioning the GEARLESS/BRUSHLESS Motor ,14Standard Position Lengthens the wheel Brushless Motor in this procedure of theW Manual Batterybase Frames in Procedure 9 This manualSecurely tighten adjustment screw Suspension Arm Mounting Washer ScrewsANTI-TIPPER Wheel Replacement Figure InstructionsCharger cable to the suspension arm Anti-Tipper Wheel Spacer LocknutREMOVING/INSTALLING ANTI-TIP Assembly Anti-TipLower Washers LocknutsREMOVING/INSTALLING Front Shroud Figure REMOVING/INSTALLING Rear Shroud FigureREMOVING/INSTALLING Side Shroud Assembly Figure FWD Wheelchairs ProcedureREMOVING/INSTALLING Counterweight Figure FWD WheelchairsReplacing Group 24 Battery BOX SUB-FRAME Figure Handle Outside LowerEdgeCounterweightMounting Bracket Counterweight Bottom Shoulder Screw Bottom Shoulder Screw Bottom Slot in Mounting BracketREMOVING/INSTALLING Shocks Figure Procedure FWD WheelchairsTIE ROD Replacement Figure Adjusting/InstallingIng tie rods Sensor Cable Assembly Replacement Figure Battery wiring harness Detail CRemove the Existing sensor cable assembly Socket Suspension Screw ArmSHORT Motor GearboxBattery Box Sub Frame Sensor Washer Tie Wrap CREMOVING/INSTALLING Wiring Harness Figure Replacing the Suspension ARMChargerporttothemountingbracketDETAILA.Se CurelyTightenTie Wrap B Tie Wrap a14 to 16 inches Inches 17 to 18 inches 19 to 20 inches Adjusting Weight Distribution For New Seat DepthMounting Screws Seat Support Brackets Front Footboard ADJUSTMENTS- DEPTH/HEIGHT/ANGLE Figure DepthAngle HeightFootrest Angle Adjustments Flat ScrewsMounting Positions Hub CapFWD Wheelchairs Procedure RightHorizontal Position Cam Front Shroud Footrest105 106 Limited Warranty Limtied Warranty
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