disassembling the existing fork/stem assembly
Contents
1. NOTE Refer to the INSTALLATION WARNING in the SAFETY SUMMARY section of this instruction sheet WARNINGS Replacementoffrontc asiertire ortube MUSTbe performed by an authorized Invacare dealeror qualified technician Make sure both frontc astersare positioned inthe same mounting hole BEFOREusing the wheelc hair otherwise injury ordamage may occur Aswithany vehicle the wheelsand tiresshould be checked periodically for cracks and wear and should be replaced 1 Position the front caster on the fork to the determined mounting hole Referto CHANGING SEAT TO FLOOR HEIGHT in 9000 Series Service Manual Part No 1076155 to determine the proper front caster mounting holes for caster size and seat to floor height 2 Install the existing washers hex screw and locknut Tighten securely 3 Repeat STEPS 1 2 for the opposite front caster Reposition the rear wheels Refer to REPOSITION ING THE REAR WHEELS in this instruction sheet a Locknut or SRL Hex Screw Se i Washer asnes Front Caster FIGURE4 REINSTALLINGFRONT CASTERS REPOSITIONING THE REAR WHEELS FIGURE 5 NOTE When the 9000 XDT Tall Fork Stem is installed and a Tall Seat to Floor is desired the rear wheel MUST be repositioned in the BOTTOM Mounting Hole to avoid excessive rear seat dump BOTTOM Mounting Hole FIG URE5 REPOSITIONING THEREARWHEELS 1 Reposition rear wheels if necessary Refer to REAR WHEEL in 9000 Series Owner s Manual Part No2. 1056953 and CHANGING SEAT TO FLOOR HEIGHT in 9000 Series Service Manual Part No 1076155 2 After the rear wheel has been repositioned perform WHEELCHAIR MANEUVERABILITY Refer to WHEELCHAIR MANEUVERABLLITY in this instruc tion sheet WHEELCHAIR MANEUVERABILITY 1 Properly tighten the caster journal system and guard against flutter by performing the following check A Tip the back of the wheelchair to the floor B Pivot both the forks and casters to the top of their arc simultaneously C Letthe casters drop to the bottom of the arc the wheels should swing once to one side then immediately rest in a straight downward position D Adjust the locknuts according to the freedom of the caster swing Test the wheelchair for maneuverability Readjust the locknuts if necessary and repeat STEPS 1 2 until correct A Snap the dust covers over the locknut and stem Install the wheel lock shoe extensions if necessary Refer to INSTALLING WHEEL LOCK SHOE EX TENSIONS in this instruction sheet INSTALLING WHEEL LOCK SHOE EXTENSIONS FIGURE 6 NOTE Refer to the INSTALLATION WARNING in the SAFETY SUMMARY section of this instruction sheet NOTE The wheel lock shoe extensions are to ensure that the wheel lock engages properly and holds the wheelchair inplace They are needed for chairs with U2222 rear wheels in the tall configurartion If this chair already has wheel lock shoe extensions installed do NOT replace Refer t
3. 9000 XDT TALL FORK STEM CONVERSION KIT Assembly Installation and Operating Instructions Kit Nos 1070843 and 1075042 Yes you can NOTE This instruction sheet pertains to the following Kits 1070843 chrome for wheelchairs built before 10 97 and Kit No 1075042 chrome for wheelchairs built after 10 97 NOTE Check all parts for shipping damage If damage is found DO NOT use Contact Carrier Invacare for further instructions SAFETY SUMMARY The following recommendations are made for the safe and proper installation and use of the 9000 XDT Tall Fork Stem Conversion Kit GENERAL WARNING DO NOT assemble or use this equipment withoutfistreading and understanding this instruc tionsheet Ifyouare unable to understand the Vam ings Cautionsorinstuctions contacta healthcare professional dealerortechnical personnel ifappii cable before attempting to install this equipment otherwse injury ordamage may oc Cur INSTALLATION WARNING After ANY adjustments repair or service and BE FOREuse make sure thatallatiac hing hardware is tightened securely All Kits Include the Following Description omiy Flanged Bearing Dust Cover Locknut Fork Assembly Bottom Sleeve With Bearing DISASSEMBLING THE EXISTING FORK STEM ASSEMBLY FIGURE 1 1 Remove and discard the dust cover 2 Remove and discard the locknut that secures the fork to the caster headtube 3 Drop the front caster and fork out of the
4. LING THE TALL FORK STEM ASSEMBLY in this instruction sheet WHEELCHAIRS BUILT BEFORE 10 97 C Top Flanged Bearing hj T Caster ie Headtube_ _ Opening A 7 BOTTOM Flanged Bearing WHEELCHAIRS BUILT AFTER 10 97 NAN TOP Flanged SO Bearin P K a g Caster Headtube Opening Assembly Housing FIGURE 2 DISASSEMBLING THE EXISTING CASTER HEADTUBEASSEMBLY ASSEMBLING THE TALL FORK STEM ASSEMBLY FIGURE 3 NOTE Refer to the INSTALLATION WARNING in the SAFETY SUMMARY section of this instruction sheet 1 Using a rubber mallet gently tap the NEW flanged bearing into the TOP of the caster headtube 2 Using a rubber mallet gently tap the NEW sleeve bot tom with bearing into the BOTTOM of caster headtube 3 Insert the NEW tall fork stem assembly through the bearings in the caster headtube Secure with the NEW locknut 5 Repeat STEPS 1 4 for the opposite fork stem assembly NOTE DO NOT install the NEW dust covers at this time as adjustments to the locknuts may be required later 6 Install the casters onto the NEW tall fork stem assem blies Refer to REINSTALLING FRONT CASTERS in this instruction sheet NEW Dust ae 7 NEW Locknut _ _ NEW Flanged Bearing 23 Caster Headtube NEW Sleeve Bottom With Bearing NEW Tall Fork Stem Assembly FIGURE3 REASSEMBLING THE TALLFORK STEMASSEMBLY REINSTALLING FRONT CASTERS FIGURE 4
5. caster headtube 4 Remove the hex screw washers and locknut that se cures the front caster to the fork Discard the fork NOTE Front casters will be assembled to NEW fork 5 Disassemble the existing caster headtube assembly Refer to DISASSEMBLING THE EXISTING CASTER HEADTUBE ASSEMBLY in this instruction sheet O Dust Cover Hex Screw Washers and Locknut rR Front Caster and Fork FIGURE DISASSEMBLING THE EXISTING FORK STEM ASSEMBLY DISASSEMBLING THE EXISTING CASTER HEADTUBE ASSEMBLY FIGURE 2 NOTE There are two 2 different bottom bearing assem blies Refer to FIGURE 2 to determine the proper bearing 1 Place a punch through the opening in the BOTTOM flanged bearing or assembly housing of the caster headtube and position it against the side of the TOP flanged bearing 2 Usingarubber mallet gently tap the punch while mov ing it from side to side until the TOP flanged bearing is free from the caster headtube Discard the TOP flanged bearing 3 Place a punch through the opening in the caster head tube and and position it against the side of the BOT TOM flanged bearing or assembly housing 4 Usingarubber mallet gently tap the punch while mov ingt from side to side until the BOTTOM flanged bear ing or assembly housing is free from the caster headtube 5 Repeat STEPS 1 through 4 for the opposite caster headtube bearings 6 Assemble the tall fork stem assembly Refer to AS SEMB
6. o Parts Book Form No 95 137 for proper wheel lock shoe extensions part numbers 1 Place the wheel lock in the unlocked position 2 Loosen the two 2 set screws in the wheel lock shoe extension 3 Position the wheel lock shoe extension over the exist ing wheel lock shoe NOTE Ensure the wedge end of the wheel lock shoe extension is facing the rear wheel Securely tighten set screws Repeat STEPS 1 4 for the opposite wheel lock 6 Adjust the wheel locks Refer to ADJUSTING THE PATIENT OPERATED WHEEL LOCKS in this instruc o1 tion sheet Wheel S Lock e Wheel Lock Shoe Extension Wheel Lock Shoe Set Screws ae FIG UREG6 INSTALLING WHEELLOCKSHOESPAC ERS ADJ USTING THE PATIENT _ Bolt and Locknut OPERATED WHEEL LOCK FIGURE 7 Mounting Wheel Lock NOTE Refer to the INSTALLATION WARNING in the SAFETY SUMMARY section of this instruction sheet Wheelchair NOTE If wheels are pneumatic before adjusting or re Frame placing the wheel lock assemblies ensure that the tires Wheel are inflated to the recommended p s i The recommended y Lock tire pressure is located on the side wall of the tire Shoe 1 Loosen the bolt and locknut that secure the wheel Shoe lock assembly to the wheelchair frame Wheel Lock Extension 2 Adjust the position of wheel lock until the measure mentbetween the rear wheel and the wheel lock shoe or shoe extension is between 5 32 and 5 16 inche
7. s Mo dy aa g NOTE If a measurement between 5 32 and 5 16 inches R ear_ aes Wheel cannot be achieved remove the bolt and locknut that secure the wheel lock to the wheelchair and mount the FIGURE 7 ADJ USING THE PATIENT wheel lock in one 1 of two 2 mounting positions OPERATED WHEELLOCK 3 Securely tighten the bolt and locknut 5 32 and 5 16 inches 4 Engage the wheel lock and push it against the wheel chair to determine if the wheel lock engages the wheel lock shoe enough to hold the wheelchair 5 Repeat STEPS 1 4 until the wheel lock holds the wheelchair 6 Repeat STEPS 1 5 for the opposite wheel lock Invacare Corporation www invacare com A 2 USA Canada INVACARE One Invacare Way 5970 Chedworth Way Invacare and Yes you can are trademarks of Invacare eee Elyria Ohio USA Mississauga Ontario Corporation 44036 2125 L5R 3T9 Canada 2000 Invacare Corporation Yes you can 800 333 6900 905 890 8838 Form No 97 196 Part No 1075041 RevA 1 4 00 J e
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