Invacare CT7A Detail a Standard Fork, Detail B Suspension Fork, Detail C ONE Sided Fork

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11 WHEELS

2.Install the front caster. Refer to Installing Front Caster on page 79.

DETAIL “A” - STANDARD FORK

Fork Stem

Fork

Locknut

DETAIL “B” - SUSPENSION FORK

Head Tube

Fork Stem

DETAIL “C” - ONE SIDED FORK

Head Tube

Fork Stem

FIGURE 19 Removing/Installing the Fork Assembly

11.15 Removing/Installing the Elastomers (Suspension Forks Only)

CAUTION

DO NOT use excessive force when removing/installing the threaded sleeve from/onto the fork. Damage to the threaded sleeve may occur.

Removing the Elastomer

 One mounting screw will not turn.

1.Using two allen wrenches, turn mounting screws in opposite directions and remove one mounting screw from fork.

Invacare ® Crossfire™T7A Wheelchair

82

Part No 1167484

Image 82

Contents Invacare CrossfireT7A Wheelchair Invacare CrossfireT7A Wheelchair Contents Seat ANTI-TIPPER Symbols GeneralLimited Warranty General Guidelines SafetyWheelchair User Wheelchair Tie Down Restraints Stability WarningRepair and Service Information Operating InformationSeat Positioning Straps Weight TrainingTire Pressure and Information Label Locations OverviewSerial Number Label Location Component Identification Typical Product Parameters  All specifications are approximate70, 75, 80 Foldover Back UpholsteryCasters Safety/Handling of Wheelchairs Safety/Handling of WheelchairsStability and Balance SAFETY/HANDLING of Wheelchairs Reaching, Leaning and Bending Forward Lengthening Wheelbase ShorteningReaching, Leaning Backwards Reaching, Leaning Bending Forward Backwards Coping with Everyday ObstaclesTipping Tipping CurbsStairways Moving Up StairsMoving Down Stairs StairwaysEscalators Transferring To and From Other SeatsSafety Inspection Checklist Safety InspectionInspect Initially Inspect/Adjust Weekly Inspect/Adjust Monthly Inspect/Adjust PeriodicallyTroubleshooting Maintenance Maintenance Safety PrecautionsSuggested Maintenance Procedures Replacing/Repairing Caster Tire/Tube Replacing/Repairing Rear Wheel Tire/Tube Tire wear is excessive if Footrest Adjusting/Replacing Standard FootrestReplacing the Footrest Adjusting the Footrest Adjusting Footplate AngleAdjusting Footplate Depth AdjustmentsDepthInstalling the Swingaway Padded Armrest Socket ArmsRight Side Armrest Socket Left Side Armrest SocketShort Mounting Plunger Pin Adjusting Height Installing/Removing/Adjusting the Swingaway Padded ArmrestRemoving  To remove the T-arm, reverse this procedure Adjusting T-Arm HeightAdjusting T-Arm Position Back Unfolding/Folding the BackDetail a Folding the Back Detail B Unfolding the Back Detail CBack Angle Adjustment  For this procedure, refer to FigureRepeat Steps 2-6 for remaining back cane Detail Detail DThis orientation Hole in adjustmentWhen installed Square will align withOption Back Upholstery Cover Adjustable Tension Back Upholstery The back upholstery cover is designed for three reasons Adjusting the Tautness of the Back Adjustable Tension Back UpholsteryInstalling the Adjustable Tension Back Upholstery Removing the Adjustable Tension Back UpholsteryInstalling the Lumbar Strap Removing the Back Upholstery CoverDetail a Detail B Installing the Back Upholstery CoverBack Canes Removing/Installing Foldover Back Upholstery Detail ERemoving Foldover Back Upholstery Installing Foldover Back UpholsteryBack Height Adjustment Front WheelchairHole Number Back CaneRemoving/Installing the Back Frame InstallingSeat Replacing Seat UpholsterySeat Angle Adjustment Detail aSeat Angle Adjustment Invacare CrossfireT7A Wheelchair Detail aWheel Locks Replacing/Adjusting the Wheel LocksAdjusting the Wheel Lock Replacing the Wheel LockReplacing/Adjusting the Wheel Locks Changing Wheel Lock Handle PositionConverting From Pull-to-Lock to Push-to-Lock Detail a Wheel Lock in PUSH-TO-LOCK ConfigurationConfiguration Wheel LockRemoving/Installing Rear Wheels WheelsAdjusting Quick-Release Axles Removing/Installing Rear WheelsAdjusting Quad-Release Handles In and/or Out Replacing Quad-Release AxlesRemoving Play from Rear Wheels Adjusting Quad-Release Handle In and/or OutHandrim Replacement Removing Play from Rear WheelsRepairing/Replacing Rear Wheel, Tire/Tube Handrim ReplacementAdjusting Wheelbase Length, Adjusting Center of Gravity COG Adjusting Wheelbase Length, Adjusting Center Gravity COGSocket Screw Mounting Positions Front Rear WheelchairRepositioning the Camber Tube Clamps Repositioning the Camber Tube ClampsRepositioning the Camber Tube Clamp Socket Screws Reversing the Camber Tube Clamp DirectionCamber Tube Direction Facing Rear of Wheelchair OccurFacing Front of Wheelchair Adjusting Wheelbase Width Installing the Camber Tube Removing/Installing the Camber TubeRemoving the Camber Tube Detail a Correct Orientation for Each Camber Tube  Standright. behind the wheelchair to determine left or Adjusting the Camber TubeDetail a Side View Determining/Setting Toe In/Toe Out  For this procedure, refer to on page 74 and FigureTop View of Wheelchair Adjusting Fork Tension Top View of WheelchairAdjusting Fork Tension Suspension Forks Removing the Caster Removing/Installing/Repositioning the Caster AssembliesStandard Forks  One mounting screw will not turnOne Sided Fork Installing the CasterInstalling the Caster Removing the CasterRemoving Fork Assembly Removing/Installing the Fork AssemblyInstalling Fork Assembly Detail B Suspension Fork Removing/Installing the Elastomers Suspension Forks OnlyDetail a Standard Fork Detail C ONE Sided ForkInstalling the Elastomer Removing/Installing the Elastomers Suspension Forks OnlyAdjusting/Replacing Anti-tipper Anti-TipperReplacing Anti-tipper Adjusting Anti-tipperInjury or property damage Adjustment Holes Detail a ANTI-TIPPER211/8 Anti-Tipper USA Canada