Invacare Wheelchair manual Adjusting Forks Figure, S T E R S

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PROCEDURE 8

CASTERS

C A S T E R S

This Procedure Includes the Following:

Adjusting Forks

WARNING

After ANY adjustments, repair or service and BE- FORE use, make sure all attaching hardware is tightened securely - otherwise injury or damage may result.

CAUTION

As with any vehicle, the wheels and tires should be checked periodically for cracks and wear and should be replaced when necessary.

ADJUSTING FORKS (FIGURE 1)

1.Remove the dust cover from the caster headtube.

2.To properly tighten caster journal system and guard against flutter, perform the following check:

a.Tip back the wheelchair to floor.

b.Pivot both forks and casters to top of their arc simultaneously.

c.Let casters drop to bottom of arc (wheels should swing once to one-side, then immediately rest in a straight downward position).

d.Adjust locknuts according to freedom of caster swing.

3.Test wheelchair for maneuverability.

4.Readjust locknuts if necessary, and repeat STEPS 1-3until correct.

5.Snap dust cover into the caster headtube.

Dust Cover

Locknut

Nylon Washer

Caster

Headtube

Fork

Caster

FIGURE 1 - ADJUSTING FORKS

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Contents Excel Understanding this MANUAL. if YOU are Unable to R N I N GTable of Contents Specification S SpecificationsPower Procedure Repair or Service InformationGeneral Guidelines ElectricalCoping With Everyday Obstacles SAFETY/HANDLING WheelchairsStability and Balance Tilting RWD Wheelchairs OnlyStairways Percentage of Weight DistributionTransferring to and From Other Seats Shows the motor mounting positions Functional Reach From a WheelchairReaching, Leaning, Bending and Bending Forward Reaching, Bending BackwardProcedure Troubleshooting Mechanical Safety Inspection ChecklistSafety INSPECTION/TROUBLESHOOTING Checking Battery Charge Level Troubleshooting ElectricalProcedure 2SAFETY INSPECTION/TROUBLESHOOTING Using Hydrometer to Check Battery Cells Lead Acid Figure Number of Floating Balls Will Vary According to ChargeProcedure Front Riggings INSTALLING/REMOVING Footrests FigureAdjusting Footrest Height O N T I N G SAdjusting Calfpads INSTALLING/REMOVING Elevating Legrests FigureRaising/Lowering Elevating Legrests Adjusting Captains Seat Armrests Figure Procedure Arms Replacing Seat Upholstery Figure Replacing Seat Positioning Strap Figure UPHOLSTERY/POSITIONING StrapPreparing Mkiv Joystick for USE Figure Mkiv Joystick MountingTube Adjustment LockRepositioning Mkiv Joystick C T R O N I C ST a I N I N G R a P Replacing Battery BOX Retaining StrapRetaining Strap RWD Wheelchairs FigureRemove the dust cover from the caster headtube Adjusting Forks FigureS T E R S Dust Cover Locknut Nylon Washer Caster Headtube ForkBatteries T T E R I E SBattery Cable Connecting Battery CablesDual U1 or Dual Group 22 Battery Boxes Direct Mount Method+ Battery Positive + Battery Terminal/PostBattery Orange Battery Terminal Cap BatteryBattery Clamp Battery Cable RED Battery Clamp Cover Positive + Battery T E R I E SSeat Rails Transporting ExcelE E L C H a I R S Unfolding/Folding Integrated Sling Seats FigureAdjusting FWD WheelchairsFlip Up Securely tighten with the locknut Push PinsSupport in this procedure of the manual Locknut Insert the rear socket bolt through the wheelchairArmrest Captains Joystick Seat REMOVING/INSTALLING Captains Seat FigureLimit Switch MountingREMOVING/INSTALLING Shrouds Figure When to Charge Batteries Figure Installing Side Shrouds and FillersCharging Batteries Figure Battery Discharge Indicator BDIDescription and Use of Battery Chargers A I R SRecommended Battery Types Battery Charger Three Pronged Plug Front View From BatteryCharger Port Joystick Battery Boxes Cleaning Battery TerminalsFolding Battery Tray for Transport Figure INSTALLING/REMOVING Battery Boxes FigureBattery Tray Unfolding Battery Tray for Use FigureENGAGING/DISENGAGING Clutches Figures 15 Outside of Wheelchair Front of WheelchairA I R Transporting Power 9000 FigureUnfolding/Folding the Wheelchair RWD Wheelchairs Battery Charger Connector on Side of Wheelchair From Battery H a I R SENGAGING/DISENGAGING Battery Tray FigureClutches Figures 6 Towards rear Using Wheel Locks FigureTab WheelsMended psi on the side wall of tire Tighten the wheel lock to the wheelchair frameHandle Rubber Tip If Equipped ExtensionMotor Set Screw Page T E S Limited Warranty WarrantyRev D 1 5/00