Do you have a question about the TDX SP2 and is the answer not in the manual?
Questions and answers
John
March 25, 2025
power elevating footrests block removal of dead batteries
1 comments:
Mr. Anderson
May 14, 2025
To remove the power elevating footrests on an Invacare TDX SP2 to access dead batteries:
1. Remove the side-mounted legrests if fitted. 2. If a centrally-fitted, manually adjustable legrest is present, turn the spindle to move it to the top position. 3. Remove the thumbscrews securing the front shroud/battery retention bracket to the wheelchair. 4. Lift up to unhook and remove the front shroud/battery retention bracket from the wheelchair.
Page 1
Invacare® TDX® SP2 Series en Power Wheelchair Service Manual DEALER: Keep this manual. The procedures in this manual MUST be performed by a qualified technician.
Page 2
All rights reserved. Republication, duplication or modification in whole or in part is prohibited without prior written permission from Invacare. Trademarks are identified by ™ and ®. All trademarks are owned by or licensed to Invacare Corporation or its subsidiaries unless otherwise noted.
Invacare® TDX® SP2 Series • If you have any problems or questions contact Invacare 1 General Service. 1.1 About this manual 1.3 Notes on shipping • This manual refers to configurations with Modulite seat • If the mobility device has to be shipped back to the system.
Safety 2 Safety CAUTION! Injury hazard if the vehicle starts moving unintentionally during repair work 2.1 Safety and fitting instructions – Switch the power supply off (ON/OFF key). – Engage the drive. These safety instructions are intended to prevent accidents –...
Page 6
To release the dealers. connecting plugs the safety devices must be pressed – Invacare supplies all mobility devices with a in. When reassembling ensure that these safety standard drive program ex-works. Invacare can devices are correctly engaged.
Use saturated Cleaning and reconditioning disinfectant wipes disinfection and clean* the device surface. *Invacare uses detergent "Nücosept special" 1.5% in water ml/ml Disinfection tools • One way wipes (fleece) • Brushes to clean difficult to access areas Further information For more information contact your Invacare Service department.
– Pay attention to the hand and feet. – Use proper lifting techniques. 4.1.1 Adjusting lower leg length Invacare offers a range of legrests which can be adjusted individually. See user manual. A: Seat depth B: Center of gravity of the seat/ seat position 4.1.2 Adjusting seat depth...
5. Install seat plate or sling seat. 30 – 40 % front and 60 - 70 % rear. For center wheel drives the weight should be distributed 25% front, One piece seat plate (TDX SP2/ TDX SP2 NB) 50% center and 25% rear. •...
3. Connect digital multimeter to central motor plug contacts (3) and measure resistance between contacts. WARNING! 4. If there is a defect, replace motor and send it to Invacare – When performing the remaining steps, ensure Service for inspection or repair.
Invacare® TDX® SP2 Series 7. Carefully push the remote forward, trying to drive the DON’T mobility device through the stationary object. The load Don’t perform any Read and understand should draw between 30 to 40 amps from the batteries installation or maintenance this manual and any for 0.3 seconds.
Invacare® TDX® SP2 Series located under the seat. Center mount powered legrests and tilt module G-Trac® Sensor The optional G-Trac-sensor is located behind the rear shroud. 6.3 Chassis 6.3.1 Stability lock Replacing gas cylinder CAUTION! Fig. 6-4 Risk of crushing Loosen and remove hand screw A under rear light B Mobility device is very heavy.
Page 15
Service Fig. 6-6 Loosen screws B near hub A and castor D that fix lower beam C to chassis. When installing, use thread locking adhesive, for example, Loctite 242. Fig. 6-7 Remove nut C on upper beam B, D on mud guard A. Hold screw in place.
Page 16
Invacare® TDX® SP2 Series 1. Screw new setting screw D into holder C. Invacare recommends always replacing both setting Insert two screws B together with washers C. screws simultaneously to ensure that the mobility 3. Tighten screws. device works perfectly.
Turn screws back by 1/8 turn. 6.3.5 Installing rear springs 6.3.4 Removing rear springs Invacare recommends always replacing both springs Invacare recommends always replacing both springs simultaneously to make sure that the mobility device simultaneously to ensure that the mobility device works perfectly.
TDX SP2 Low-Rider does not have a battery tray. Remove batteries manually. 6. Remove power module as described in 6.7.1 Replacing power module, page 31. See corresponding service manual: - For LinX, see LiNX service manual. - For DX2, see revision 11 of TDX SP2 service manual. 1532486-L...
Adjusting setting screw, page 16. 13. To conclude, carry out an extensive driving and function test with mobility device. 6.3.8 Replacing rubber stopper Invacare recommends that you replace all rubber stoppers as soon as one needs replacing. Speed-Torque Combinations •...
Service 6.4.2 Replacing motor/gearbox unit 7. Remove screws. 8. Remove motor/gear box unit (1) from walking beam (2). CAUTION! Installing motor/gearbox unit Risk of crushing The wheelchair is very heavy. Risk of injury to 1. Replace defective components. hands and feet. 2.
Service Removing carbon brushes 7. Repeat same procedure on other side of mobility device. 8. Allow motors to run in forward direction for an hour. 1. Turn off mobility device. 9. Allow motors to cool down for 30 minutes. 2. Remove drive wheels as described in 6.5.6 Replacing 10.
Service 6.5.3 Adjusting caster fork WARNING! Risk of crushing The mobility device is very heavy. Risk of injury to hands and feet. – Use proper lifting techniques. • Phillips screwdriver size 2 • 5/8“ wrench Front and rear casters are adjusted the same way. The following illustrations only show the front caster.
Invacare® TDX® SP2 Series Installing caster 1. Install parts in reverse order. 2. Tighten screw (6) and nut (2) to 18 Nm. 6.5.5 Replacing casters on single-sided caster forks • 11 mm wrench • Torque wrench 5 - 25 Nm (or similar) When removing, take care of small parts such as screws and washers.
Page 27
Service • 7/8” Allen key • Two long wooden blocks, min. 14 x 14 x 30 cm • Torque wrench 5–25 Nm (or similar) • Repair kit for inner tube tires or a new inner tube. • Tire pump or compressor •...
Invacare® TDX® SP2 Series 1. Lift mobility device up on one side and place a 14 cm high wooden block under battery case so that wheels are off the ground and can rotate freely. Use proper lifting techniques. 2. Repeat same procedure on the other side of mobility device.
Service 1. Carry out following steps if only one of the two screws 10. Lift mobility device off wooden blocks. (4) can be undone. 11. Check all mobility device functions. 2. Make sure that rear springs are compressed: 12. If necessary, carry out adjustments to setting screw on stability lock system as described in Adjusting setting •...
Invacare® TDX® SP2 Series 10. Install all plugs and fix cables with cable ties as This chapter explains how to open the rear shroud if previously. See also 6.7.16 Cable routing, page 38. an operating hour counter is installed. The procedure 11.
To adapt drive program: Programming software (4). or hand programming device and system 5. Remove G-Trac sensor (1). installation manual, available from Invacare. 6. Disconnect cable of G-Trac sensor from power module. 7. Replace G-Trac sensor. Removing power module Installing G-Trac sensor 1.
– Alterations to drive program must only be carried out by trained Invacare® providers. Loosen and remove nut (5) including locking washer (4) – Invacare® can only assume a warranty for safe using 10 mm socket wrench. handling of mobility device – in particular 4.
Service CAUTION! CAUTION! Burn hazard Risk of crushing Risk of injury due to discharged acid. Batteries can be extremely heavy. This results in – Always wear acid-proof protective gloves when injury hazards to your hands. handling batteries. – Handle batteries with care. –...
3. Lift up to unhook the battery retention bracket from the wheelchair frame and remove the front shroud/battery retention bracket from the wheelchair. TDX SP2 low rider does not have a battery tray. 1. Remove two hand screws A. Remove batteries manually.
Service CAUTION! Risk of chemical burns. Risk of injury by leaking acid. – Wear acid-resistant protective gloves when handling batteries. – Wear protective goggles when handling batteries. How to deal with a battery acid leak – Remove clothes that have been soiled or soaked with acid immediately.
Invacare® TDX® SP2 Series 6.7.10 Removing the batteries CAUTION! CAUTION! Risk of fire and burns if battery poles are bridged Risk of crushing – When replacing the batteries the battery poles The seat can fall down a few centimeters MUST NOT come into contact with metal parts when removing the actuator without securing of the wheelchair causing bridging.
Disposing of dead or damaged batteries correctly Dead or damaged batteries can be given back to your provider or directly to Invacare. 6.7.13 Checking and replacing main fuse CAUTION! The fuseholder (1) is located on top of batteries.
Invacare® TDX® SP2 Series 7. Remove nuts (3). 8. Replace strip fuse. Installing main fuse 1. Install parts in reverse order. 2. Test all functions. Make sure to press two parts of fuse holder shroud together until it snaps. Remove shrouds, disconnect battery plugs and pull...
Service 6.8.3 Replacing headlight complete (LED lighting system) • Allen key 4 mm • Oblique pliers • Cable ties Removing headlight 1. Remove rear shroud as described in 6.6.2 Removing rear 1. Loosen and remove screw (1) on rear of shroud, page 30.
Service Open connector plug (3) for the rear light which needs to be replaced. 9. The rear lights are only clamped in by the plastic housing. If required, replace the red rear light (2) or the indicator (1). The cables are labelled appropriately. Install rear light Remove two protection caps (5).
You can obtain 2. Check the remote status display. Evaluate the flash error the original manuals from Invacare®. code. 3. Carry out the necessary checks and repairs as recommended in the following table.
Page 43
Troubleshooting Documentation Problem Other symptoms Possible cause Solution None Error message does Bad connections Check all connecting See 6.7.15 Checking not disappear cables cable, page 38. See 5.2 Testing motor Motor brake defective Measure internal brake, page 11 resistance of brakes, replace motor if and 6.4.7 Replacing defective...
Page 44
Invacare® TDX® SP2 Series Documentation Problem Other symptoms Possible cause Solution None Motors do not run Bad connections Check all cabling See 6.7.15 Checking cable, page 38. Fuse burnt out Check cabling and See 6.7.15 Checking replace fuse cable, page 38 and 6.7.13 Checking and...
Check mains supply cable. Replace damaged cables or send charger to Invacare® Service for repair LEDs are burnt out Send charger to Invacare® Service for repair An internal fuse might be burnt out Send charger to Invacare® Service for repair...
Invacare® TDX® SP2 Series Symptom Possible cause Solution Batteries do not charge Fuse on mobility device has burnt out Check mobility device fuses. See 6.7.13 Checking and replacing main fuse, page Charger not connected to mobility Make sure that charger has been...
Page 47
Troubleshooting Component Notes Check Remedy Wheel suspension and Check drive wheels for Adjust, replace wheel See 6.5.6 Replacing drive wheel, wheels tight fit and side play hubs page 26 and 6.4.6 Replacing drive wheel hub, page 23. Check steering casters Replace caster, caster See 6.5 Wheels, page 24.
Page 48
Invacare® TDX® SP2 Series Component Notes Check Remedy Remote, status LED See 7 Troubleshooting, page 42. Remote / power Evaluate error/ flash flashing module code Fixings Tighten fixings, replace if necessary Cables and connecting Replace damaged plugs cables and tighten...
– Vent box, low profile recline (Universal, Trilogy or LTV-Easy Fit) – 02 Holder, low profile recline • Sport Accessories: – Front bumper rubber coated (U-type) – Rear bumper The installation instructions for additional accessories are available at your Invacare provider or directly from Invacare. 1532486-L...
Need help?
Do you have a question about the TDX SP2 and is the answer not in the manual?
Questions and answers
power elevating footrests block removal of dead batteries
To remove the power elevating footrests on an Invacare TDX SP2 to access dead batteries:
1. Remove the side-mounted legrests if fitted.
2. If a centrally-fitted, manually adjustable legrest is present, turn the spindle to move it to the top position.
3. Remove the thumbscrews securing the front shroud/battery retention bracket to the wheelchair.
4. Lift up to unhook and remove the front shroud/battery retention bracket from the wheelchair.
This provides access to the batteries.
This answer is automatically generated