Manuals / Invacare / Personal Care / Mobility Aid

Invacare MWD, Arrow FWD, RWD Brake Release Shaft, REMOVING/INSTALLING Motor GEARLESS/BRUSHLESS

Models: Arrow FWD RWD MWD

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PROCEDURE 12

WHEELS/MOTORS

		Brake Release Shaft
W		Guide
W		Bushing
H
E
E
L
S
/
M
O
T	Motor
O
R
S	Suspension
	Suspension
	Arm
		Washer
	DETAIL “A”
		Mounting Screws
		Motor
	Mounting	Wiring Harness
	Screws	Connector

*Alignment Pin

Mounting Screw

Washer

Mounting

Screw

Mounting

Screws

Motor Lock

Lever

Adjustment

Screw

*NOTE: Alignment pin exploded away suspension arm for clarification purposes only.

FIGURE 2 - REMOVING/INSTALLING MOTOR - GEARLESS/BRUSHLESS

Page 60

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Invacare MWD, Arrow FWD, RWD service manual Brake Release Shaft, REMOVING/INSTALLING Motor GEARLESS/BRUSHLESS

Contents

Storm Series Wheelchairs R N 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 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/lbsInch Wheels Wheel Halves Pneumatic with Flat-FreeTorque to 156 in/lbs 1020 in/lbs Wheel Halves Torque to In/lbsTorque to 156 in/lbs Torque to 160 in/lbs Loctite Torque to 360 in/lbs Torque to 156 in/lbsArms Procedure This Procedure Includes the FollowingReplacing Armrest Pads Captains VAN Seats Figure Replacing Captains VAN Seat Armrest Plate FigureReplacing Seat Positioning Y Strap Captains VAN Seats Replacing Back Upholstery FigureH O L S T E R Y M E REMOVING/INSTALLING Standard Seat Frame Subassembly Figure Seat Frame ProcedureReplacing Exact Same Size Standard Seat Frame Mounting ScrewsAdjustable Seat Frame Figure Seat FrameInches Inch Inch deep InchesA T M E Torque toChanging Seat Depth Between 12 and 15- Inches Figure Changing Seat Width Standard and Adjustable Seat Frame Mounting Screws Torque to 75-inch poundsStandard Seat Frame Seat Width Side Spacers CenterComponent Replacement PoundsCoved Washer Center FrameINSTALLING/REMOVING Captains VAN Seat Assembly Figure Installing Captains Van SeatRemoving Captains Van Seat Torque to Inch poundsAdjustable Frames Captains Van SeatREMOVING/INSTALLING Seat PAN Figure InstallingRemove the seat cushion from the seat pan Locknut Quick Release PinSeat Angle Adjustment Installation OrientationSeat Dump Base Frame Procedure Replacing Seat Mounting Plates FigureReplacing Seat Support Brackets Figure S E M EProcedure Base Frame Replacing Seat Support Bracket T-NUTS FigureMounting Screws Washer Seat Support Bracket BaseT-Nut Frame Channel Cover Seat Support Mounting ScrewReplacing Battery Charger Bracket and T-NUT Battery Charg er Charger Connector MountRWD and MWD Models Figure Arrow FWD Model FigureREMOVING/INSTALLING Seat Stop Screws Figure Mounting Screw Battery Charger ConnectorReplace the battery charger mount bracket and se Tightensecurely Reverse A, 3B or 3CREMOVING/INSTALLING CJ Back Brackets Figure Back Frame ProcedureC K M E CJ Bracket MountsProcedure Back Frame Changing Back Height FigureHeavy Duty Models Mine if new back upholstery is neededSteps 2 Steps 6,11Steps 6,17 Steps 4,8Back Angle Adjustment Figure Wheelchair to hold the insert in placeBatteries Procedure T T E R I E SConnecting Battery Cables Procedure 9BATTERIESGroup 24 Batteries TWO 2 Connector Batteryboxone 1 Connector Batterybox Battery Box BottomGroup 22 Battery Base Frames Figure Battery terminal endsRemove battery terminal caps from battery Single Battery Bottom Tery Cable Rear Jumper BatteryFront BoxWhen to Charge Batteries Figure Battery Discharge Indicator BDI in LCD ReadoutBattery Discharge Indicator BDI Description and Use of Battery ChargersRequired 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 REMOVING/INSTALLING the E Wiring Harness Figure Procedure Wiring HarnessThis manual R N 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 Drive Wheel Assembly Wheel Hub Four 4 Beveled Hex NutsReplacing Pneumatic TIRES/ Tubes Drive WHEELS/CASTERS WHEELS/ MotorsWHEELS/MOTORS Apply Loctite 242 to the two 2 mounting screwsRepeat Steps 1-4 for opposite wheel lock bracket Gearbox SuspensionREMOVING/INSTALLING Casters Figure Installing CastersReplacing Forks Figure Removing CastersEasier access to the motor/controller connection Motor Connector Coupling AllenLocknut Spacer Washer ShockRemove 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 SArrow Fwd Model Positioning Limit Switch Figure Switch Actuator Overtighten Sensor WashersRecliner C L I N E RReplacing Recliner Cable Assemblies Figure Gas CylinderRod Measures 3-21/32-inches Mounting Screws and Washers Do not Over-Tighten Gas Cylinder ActuatorREPLACING/ADJUSTING GAS Cylinders Figure Replacing Gas CylinderProcedure Recliner Adjusting Gas CylinderChanging Back Height Recliner Procedure Seat Pan Removal/Replacement ProceduresChanging Seat Depth Figure Changing Seat WidthPlate Inside Suspension Arm Assembly Installbatteryboxes.Referto INSTALLING/REMOVRemove seat pan on recliner Spacer Base Frame Seat MountREMOVING/INSTALLING Group Battery BOX Tray FigureBattery BOX SUB-FRAME Figure MWD Wheelchairs ProcedureProcedure MWD Wheelchairs Front Locknuts Battery MountInstalling Group 24 Components Figure Frame Rear Lockn utsShock Replacement Group 24 Battery Base Frames FigureSteps Shock Battery Box Sub-Frame Retainer Clip Top of Shock Large wheel assemblyInstall the NEW shock Secure the top of shock between battery mountShock Spring Replacement Figure Battery Mount Bracket Base FrameFlat Washer Mounting Screw Suspension Arm Spring WasherReplacing Stabilizer Fork Assembly Figure Replacing Stabilizer Wheels FigureShock Spring Base Adjusting Weight Distribution MWD WheelchairsprocedureReplacing Stabilizer Cylinder Spring FigureAdjusting Stabilizers Figure Adjusting Spring CompressionHeight 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 ArmEntation. Bracket End of Suspension Arm Tubular End Suspension ArmSteps 6,10 Bracket End Suspension Arm Inner Link SpacerRemoving/Installing Group 22 Battery Box Tray Shock ReplacementAnti-Tipper Wheel Replacement Sub-FrameProcedure RWD Wheelchairs Battery TrayILocknutsBolts Rubber ElementShock Replacement Figure RWD Wheelchairs ProcedureMounting Wiring Harness Screws BracketSpacer Top Shock Retainer BarShock Mounting Screw Suspension Arm Locknut Shock Mounting Screw Suspension ArmRWD Wheelchairsprocedure Group 24 Batteries only Apply LoctiteRubber Element Replacement Figure Shock Hex Screw Battery Mount BracketTorque and Storm X wheelchairs Base Frame Mounting ScrewREMOVING/INSTALLING Gearbox Adjusting Weight Distribution FigureAdjustment Options 16-18 2-inch 4-inchAdjusting Weight Distribution Procedure Repositioning the MOTOR/ Gearbox FigureMounting Screws Washer Seat Support Bracket Base Frame Move gearbox to the position determine in StepRepositioning the GEARLESS/BRUSHLESS Motor ,14 Standard Position Lengthens the wheelSuspension Arm Mounting Washer Screws ANTI-TIPPER Wheel Replacement Figure Install the new suspension arm onto the base frameREMOVING/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 Procedure FWD WheelchairsMounting Screw Washer Side Shroud Bracket Suspension Arm Replacing Group 24 Battery BOX SUB-FRAME Figure Handle Outside Lower EdgeCounterweightMounting Bracket Counterweight Bottom Shoulder Screw Bottom Shoulder Screw Bottom Slot in Mounting BracketREMOVING/INSTALLING Shocks Figure Bracket Mounting ScrewMounting Bracket Only Screw One 1 Shown For ClarityTIE ROD Replacement Figure Locknut Arm Small Washer Large Mounting Screw Suspension Arm Complete revolution on the TOP TWO 2 tie rodsSensor 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 Left Motor Sensor Reinstall the battery boxes. Refer to InstallingTie Wrap C REMOVING/INSTALLING Wiring Harness Figure Replacing the Suspension ARMProcedure FWD Wheelchairs Tie Wrap BTie Wrap a Adjusting Weight Distribution For New Seat Depth 14 to 16 inches Inches 17 to 18 inches 19 to 20 inchesFootboard ADJUSTMENTS- DEPTH/HEIGHT/ANGLE Figure DepthAngle HeightFootrest Angle Adjustments FWD Wheelchairs Procedure RightHorizontal Position Cam Front Shroud Footrest105 106 Limited Warranty Limtied WarrantyOne InvacareWay ChedworthWay