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Invacare 1086189 Mobility Aid User Manual

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1. FIGURE 15 5 Power Elevating Legrest Recline Actuator and Recline Potentiometer Cables Tie Wrap to Tilt Actuator 4 Way Switch TRCM and or TAC Cables NOTE For this procedure refer to FIGURE 15 6 on page 162 and FIGURE 15 7 on page 162 1 Make sure the wheelchair is in the upright position CAUTION The wheelchair MUST be in the upright position before securing the 4 way switch TRCM and or TAC cables to prevent stretching and possibly breaking cables 2 Bundle up the cable for the 4 way toggle switch and tie wrap it to the TRCM or TAC controller bracket Refer to FIGURE 15 6 Part No 1114842 161 2G Tarsys Powered Seating System SECTION I15 WIRING AND CABLES 4 Way Toggle Switch Cable Ge MG TRECH eD hy T TRCM Controller OA ma FIGURE 15 6 4 Way Toggle Switch Cable 3 Tie wrap the auxiliary power connector potentiometer cable actuator cable and MKs Controller 5 pin connector cable from the TRCM or TAC as shown in FIGURE 15 7 Bracket Wi Tie Wraps NOTE The accessory cable 9 pin sub D does not need to be tie wrapped with the other cables 4 Connect the accessory cable to the 4 way switch cable l MKs 5 pin Connector Cable Auxiliary Power Connector Potentiometer C
2. VSR Actuator DETAIL B NOTE A NOTE B NOTE A Measurements from the top of the back cane to the top pe oi of the back pan MUST be equal i NOTE B Measurements from i the top of the back cane to the top of the spreader bar MUST be equal OAN a FIGURE 14 2 Controller Bracket Part No 1114842 143 2G Tarsys Powered Seating System SECTION I4 ELECTRONICS Removing the TAC TRCM from the Controller Bracket 1 D Turn the joystick off Remove the rear shroud Refer to Removing Installing Rear Shroud on page 102 2 3 Disconnect the auxiliary power connectors 4 5 Disconnect the tilt and or recline potentiometers from the 3 pin Molex connectors Disconnect the tilt recline VSR and or power legrest actuators from the 2 pin Anderson connectors Disconnect the TRCM or TAC from the 9 pin sub D connector on the MK controller Remove the two Phillips screws securing the TRCM TAC to the controller bracket Detail B Note the location of any tie wraps securing the TRCM TAC cables to the wheelchair frame and or other cables Cut any tie wraps securing the TRCM TAC cables to the wheelchair frame and or other cables Installing the TAC TRCM onto the Controller Bracket NOTE For this procedure refer to FIGURE
3. Lower Seat Shroud mja To TRCM Hook and Loop Fastening Strips To TRCM 85 FSH Hook and Loop Fastening Strip To Left Power Elevating Legrest Tie Wraps FIGURE 9 9 Removing Installing the Power Elevating Legrest Harness Part No 1114842 II 2G Tarsys Powered Seating System SECTION 9 POWER ELEVATING LEGRESTS Removing Installing the Power Elevating Legrest Actuator NOTE For this procedure refer to FIGURE 9 10 on page 113 Removing 1 Remove the power elevating legrest from the wheelchair Refer to Installing Removing the Power Elevating Legrests on page 104 2 Remove the long shoulder screw flat washer washer and locknut securing the top of the power elevating legrest actuator to the power legrest bracket 3 Remove the short shoulder screw and locknut securing the actuator rod to the actuator bracket 4 Remove the power elevating legrest actuator from the legrest Installing 1 Unscrew the actuator rod one half turn 2 Secure the actuator rod to the actuator bracket using the short shoulder screw and locknut 3 Secure the top of the power elevating legrest actuator to the power legrest bracket using the long shoulder screw flat washer washer and locknut NOTE The shoulder screw should be on the inside of the legrest and the locknut should be toward the outside of the legrest 4 Install the power elevating le
4. Calf Pad Bracket Back View ounie Calf Pad of Legrest Deles Mounting alog Calf Pad Calf Pad Bracket Holes vy 2 i Button Button y T d oe Screws crews ji FIGURE 9 5 Adjusting the Calf Pad Width 2G Tarsys Powered Seating System 108 Part No 1114842 SECTION 9 POWER ELEVATING LEGRESTS Adjusting the Calf Pad Depth NOTE For this procedure refer to FIGURE 9 6 Flat Head Mounting Mounting Channel 1 Loosen but DO NOT remove depth Screw adjustment bracket mounting screws 2 Slide calf pad assembly up and out of Locking Adjustment the mounting channel 3 Remove the flat head socket screw and locking hex nut that secure the calf bracket to the depth adjustment bracket 4 Reposition the calf bracket on the depth adjustment bracket to desired position Calf Adjustment Bracket Bracket Hex 5 Install the flat head socket screw Head Screws through the calf bracket depth E adjustment bracket and locking NOTE Calf pad not shown for clarity hex nut FIGURE 9 6 Adjusting the Calf Pad Depth 6 Tighten locking hex nut until snug DO NOT overtighten nut or calf pad will not pivot properly 7 Align the two T nuts on depth adjustment bracket assembly with channel on legrest 8 Slide calf pad assembly to desired height Tighten the two hex mounting screws securely 9 Repeat STEPS 1 6 for opposite side Adjusting the Calf Pad Height NOT
5. Recline Link Locknut Shoulder Bolt NOTE 10 15 recline link shown 0 5 recline link installs in the same way DETAIL B REAR MOUNTING HARDWARE _ DETAIL C FRONT MOUNTING HARDWARE W V ee Mounting Pe Screw Seat Frame al 40 an Coved Nef Seat Frame Washer Lower Seat Washer Locknut Shroud L t NOTE Seat pan not shown for clarity eke Mounting Hardware shown also secures seat pan to seat Screw frame FIGURE 8 6 Removing Installing Lower Seat Shroud Part No 1114842 103 2G Tarsys Powered Seating System SECTION 9 POWER ELEVATING LEGRESTS SECTION 9 POWER ELEVATING LEGRESTS A WARNING After ANY adjustments repair or service and BEFORE use make sure all attaching hardware is tightened securely otherwise injury or damage may occur Before adjusting repairing or servicing the seating system ALWAYS turn the wheelchair power OFF otherwise injury or damage may result Pinch points exist between seat and base frames Use caution otherwise injury may occur NOTE For complete operating information on Invacare elevating legrests refer to the TDX Owner s Manual listed in Reference Documents on page 2 Installing Removing the Power Elevating Legrests A WARNING To prevent personal injury ALWAYS verify proper positioning of legs and feet prior to use Individual user weight may impact the rate of travel for each legrest assembly If simultaneous operation is de
6. EX and MK TT EX NOTE Updated versions of this manual are available on www invacare com 2G Tarsys Powered Seating System 2 Part No 1114842 TABLE OF CONTENTS TABLE OF CONTENTS USEFUL TERMS cccccccccccccccccccccccccccccscccccccccccccccccccccccccccccccccccccccccscoees 2 REFERENCE DOCUMENT SS ccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccs SPECIAL NOTES ccccccccccccccccccccccccccccccccccccccccccccccccccccccccscsccescccscccccce D LABEL LOCATIONS cccccccccccccccccccccccccccccccccccccccccscccccccccccccccccccccccccccs TYPICAL PRODUCT PARAMETERS ccccccccccccccccccccccccccccccccccccccccccccocs 2 SECTION 1 GENERAL GUIDELINES cccccccccccccccccccccccccccccccccccccccccccccs 4 Repair or Service Information civsssscscscnactonesssatiovsssseesvosvasesnsadsesonvasonshsbsvevonsscoedseysusevsnepesawesbhubaeedusasiusaeese 14 CDBG RATION ETOP IRAE ONS esjscsgdies teer ar cea tices ec A a esc ol ee eee snag 14 GFOUNGING INSERUICHIONS aiiai ia i nap ia a A E A EA TaS 16 SECTION 2 SAFETY HANDLING OF WHEELCHAIRS ccccccccccccccccccccee I7 Pinch PONTS scscpaseinsteserertes soo caarceanntvtacasevarnnprae condi seta minven E EE AREE EEEE OOE RE T EA 17 SECTION 3 EMI INFORMATION SOCHOHSSSHSSHSHSHSHSHSSHSSHSHSHSHSHSHSHSSHSHSHSHSHSHSHSHOHSHSHSHOSHOHSHOSEHOSEHESECES 18 SECTION 4 SAFETY INSPECTION TROUBLESHOOTING cccccccccccccces 20 Safety Inspection Checklist sisrnroneierssrsnina iiu a A A as 20 P
7. Installing 1 Line up the mounting holes in the new existing back pan with the two new existing back slides NOTE For 17 19 and 21 inch width profile backs spacers are required for proper installation 2 Install the four mounting screws and spacers if applicable that secure the new existing back pan to the two new existing back slides Tighten securely 3 Position the headrest bracket on the new existing back pan 4 Install the two mounting screws and locknuts that secure the headrest bracket to the new existing back pan Tighten securely 5 Perform one of the following e Tilt Only Systems Proceed to STEP 6 e Tilt Recline and Recline Only Systems i Reposition the mounting holes in the VSR actuator bracket with the mounting holes in the new back pan Part No 1114842 85 2G Tarsys Powered Seating System SECTION 7 BACK ADJUSTMENTS ii Reinstall the two mounting screws and locknuts that secure the VSR actuator mounting bracket to the new back pan Tighten securely iii Connect the VSR actuator to the TRCM or TAC iv Adjust back height Refer to Adjusting the Back Height on page 92 6 Install the cushion onto the new back pan 7 Install the headrest onto the seating system Refer to Removing Installing Adjusting Headrest on page 124 Headrest Mounting Bracket Button i ne Screws Bal H S VSR Actuator crews VSR Actuator
8. Locknuts NOTE Torque the hardware as listed below e Hex screws or socket screws securing the rear pivot 75 in lbs 20 e Hex screws securing the front pivot assembly and front of seat bracket and shoulder screw securing the tilt actuator 13 ft lbs 20 2G Tarsys Powered Seating System 38 Part No 1114842 SECTION 5 INTERFACE HARDWARE TABLE I2 2GT and 2GTR Systems WITH Center Mount Footrests AND Ventilator Ready Battery Tray MOUNTING POSITION Rca NOTE Linear guides are exploded for clarity DO NOT disconnect the upper 19 INCH and lower portions of the linear guides The linear guide cannot be reassembled Tilt Actuator Shoulder Bolt and Locknut Seat Bracket Shim l sE Eo Front Pivot Lower Interface Bracket Washers Locknuts NOTE Torque the hardware as listed below e Hex screws or socket screws securing the rear pivot 75 in lbs 20 e Hex screws securing the front pivot assembly and front of seat bracket and shoulder screw securing the tilt actuator 13 ft lbs 20 Part No 1114842 39 2G Tarsys Powered Seating System SECTION 5 INTERFACE HARDWARE TABLE 3 2GT and 2GTR Systems WITH Center Mount Footrests AND Ventilator Ready Battery Tray MOUNTING POSITION NOTE Linear guides are exploded for clarity DO NOT disconnect the upper and lower portions of the linear guides The linear guide cannot be reassembled Tilt Actuator Rear
9. Mounting Bracket ABS Back T gt Back Pan m g a 7 eae Back Slide o a cS Mounting Screws Profile Back Mounting Screws Rear View NOTE For back widths of 17 19 or 21 inches spacers are required between back slide and back pan Back Pan Back Slide FIGURE 7 4 Removing Installing Back Pan 2G Tarsys Powered Seating System 86 Part No 1114842 SECTION 7 BACK ADJUSTMENTS Removing Installing Spreader Bar Slotted Back Canes NOTE For this procedure refer to FIGURE 7 5 Removing 1 Note the position of the existing spreader bar by measuring from the top of the back canes to the top of the spreader bar 2 Note the position of the back pan by measuring from the top of the back pan to the top of the back canes Systems with Recline remove the hex bolt and locknut that secure the VSR actuator to the existing spreader bar NOTE When the spreader bar is disconnected from the VSR actuator the back pan ASM may slide out of position 3 Loosen but DO NOT remove the four hex screws that secure the existing spreader bar to the back canes 4 Lift up and remove the existing spreader bar with T nuts from the slots on the back canes 5 If installing a new spreader bar remove the four screws and T nuts from the existing spreader bar A Locknut Back Pan ASM Hex Screws T Nuts T Nuts i
10. Removing lnstalling Back Pan seessessssesscesssesseresseseeeeessssereeseseeeeosssseresssrereessssreressrereeessnseresssrereeseseeeeesss 85 REMOVINE orisii pada ate Gases cia detest te isas siTe k ee ti Taian cite n Naira E oos Eaei 85 Jp eal DA sas E E E A E 85 Removing Installing Spreader Bar e sessessessesssseessssesssseessssessssseessseeessseessseeessseessseresssreessseessseesseresseee 87 Slotted Back Canes nsnsi gna EN N EE E REKET A EEA nahn ae 87 ROU Back CaneSisiaeu innnan a A ia 88 2G Tarsys Powered Seating System 4 Part No 1114842 TABLE OF CONTENTS TABLE OF CONTENTS Removing Installing Back Canes ccsvissssvavenssvsnesnccesrsreqntavonneas cocaiivsntysanneavlouniaverncsialsteedaetionrkonialtesnpdernedetes 89 FROIN ireo sarsie ins ates yeaa ts acest iea Bases Ress sala rate NaS nna 89 Installing scare achas ccacbbs daca hesahSia veut des ctseas cosa EEEE EE EE E eii 89 Removing Installing Back Slide Assembly cscesessessessessessessessesssssssssessessessessssssssssssssssssssesseeseens 90 PRG IMOVIN Brena scot a A anu a eatin canons alae tne ieee aia en een aa 90 Installing sesiis aieiaa lid aa desta ena Er SEEEN EEES EiS aoten 90 Removing lnstalling Back Assembly ses sssesesssssesssseessssesssseessssessssesesreeessserosssrossseessseeessseessseeessseesssere 9l REMOVE arsons n oeer a aA E E E E A a 9l Installing saab tea Ghar eea a a aa Lal a a dp had A E a 9l Adjusting the Back Height inisinia eou
11. 11 Release the single function toggle switch 12 Tighten the set screw on the tilt potentiometer 13 Apply Glyptal to top of set screw to secure in place 14 Reconnect actuator and single function toggle switch 15 Tilt the seat up and down to confirm that the drive lock out light illuminates on off when the seat angle passes through the 20 lockout angle 2G Tarsys Powered Seating System 152 Part No 1114842 SECTION 14 ELECTRONICS NOTE If drive lock out light does NOT react as described in STEP 15 repeat procedure If drive lock out light still does NOT react as described in STEP 15 DO NOT use unit Contact Invacare Technical Support at the number listed on the back cover DETAIL A Side View Set Screw Set Screw Tilt Potentiometer DETAIL B DETAIL C Single Function Toggle Switch l Place Magnetic Drive Lock Out Light Protractor Here To Potentiometer To Actuator A Ex oS Tilt Potentiometer _ poe mm S55 m f Se gt Located on Rear i J Pivot Assembly Te Wires ep a Connector Harness S FIGURE 14 7 Adjusting the Tilt Potentiometer Adjusting Tilt Potentiometer Used With a TRCM TAC or SAC To adjust the tilt potentiometer on a seating system with a TRCM TAC or SAC follow these steps 1 Plug the remote programmer into the wheelchair TRCM controller 2 Set remote programmer to the current s
12. 2G Tarsys Powered Seating System 18 Part No 1114842 SECTION 3 EMI INFORMATION A WARNING Powered Wheelchair Electromagnetic Interference EMI Because EM energy rapidly becomes more intense as one moves closer to the transmitting antenna source the EM fields from hand held radio wave sources transceivers are of special concern It is possible to unintentionally bring high levels of EM energy very close to the powered wheelchair s control system while using these devices This can affect powered wheelchair movement and braking Therefore the warnings listed below are recommended to prevent possible interference with the control system of the powered wheelchair Electromagnetic interference EMI from sources such as radio and TV stations amateur radio HAM transmitters two way radios and cellular phones can affect powered wheelchairs and motorized scooters FOLLOWING THE WARNINGS LISTED BELOW SHOULD REDUCE THE CHANCE OF UNINTENDED BRAKE RELEASE OR POWERED WHEELCHAIR MOVEMENT WHICH COULD RESULT IN SERIOUS INJURY 1 DO NOT operate hand held transceivers transmitters receivers such as citizens band CB radios or turn ON personal communication devices such as cellular phones while the powered wheelchair is turned ON 2 Be aware of nearby transmitters such as radio or TV stations and try to avoid coming close to them 3 If unintended movement or brake release occurs turn the powered wheelchair OFF as soon as
13. 3 Pin 15 Pin D Sub for Control of Circular DIN Socket Wheelchair and Actuators 2G Tarsys Powered Seating System 166 Part No 1114842 SECTION I5 WIRING AND CABLES NOTES Part No 1114842 167 2G Tarsys Powered Seating System LIMITED WARRANTY For warranty information please refer to the original owner s manual which came with this product or contact Invacare for more information Yes you can Invacare Corporation www invacare com USA One Invacare Way Elyria Ohio USA 44036 2125 800 333 6900 Invacare Technical Support 800 832 4707 Canada 570 Matheson Blvd E Unit 8 Mississauga Ontario L4Z 4G4 Canada 800 668 5324 All rights reserved Trademarks are identified by the symbols and All trademarks are owned by or licensed to Invacare Corporation unless otherwise noted Phillips is a registered trademark of the Phillips Screw Company 2007 Invacare Corporation Part No 1114842 Rev A 4 07
14. Tilt Systems Ensure there is no interference with the base frame when the system is fully tilted With the wheelchair unoccupied test all system functions to verify proper operation Verify charger function Install all shrouds Make sure linear guides DO NOT bind Cov vw Part No 1114842 21 2G Tarsys Powered Seating System SECTION 4 SAFETY INSPECTION TROUBLESHOOTING Troubleshooting NOTE Refer to Reference Documents on page 2 for complete mechanical and electrical troubleshooting guides on the base NOTE Refer to the Electronics Manual listed in Reference Documents on page 2 for additional troubleshooting information and explanation of error codes SYMPTOM Wheelchair power ON but does not drive PROBABLE CAUSE System tilted or reclined beyond drive lock out angle 20 SOLUTIONS Return to neutral position upright Refer to Operating Powered Seating Systems on page 127 Seating system not functioning or working intermittently Low batteries Faulty electrical connection Seat has been driven under a heavy load for an extended period of time Charge batteries Check all connections Allow time for the electronics to cool down light duty use Tilt and or recline functions DO NOT respond Open motor connection or bad switch Possible programming error E06 or E07 potentiometers calibration error code Blown fuse in auxiliary power connectors on wiring harn
15. 6 9 Securely tighten 9 Repeat for opposite side 10 Install the seat pan Refer to Removing Installing Seat Pan on page 54 11 Install the batteries Part No 1114842 65 2G Tarsys Powered Seating System SECTION 6 SEAT ADJUSTMENTS DETAIL A 10 15 RECLINE LINK Mounting Reclining Link to Center Seat Frame NOTE Use new retaining ring Washer W PN Retaining SS Ring Mounting Hole for 15 Recline Mounting Hole for 10 Recline DETAIL B 0 5 RECLINE LINK Mounting Reclining Link to Center Seat Frame NOTE Use new retaining ring Washer sy a Retainin Ring N 9 Mounting Hole for 0 Recline Mounting Hole for 5 Recline Mounting Reclining Link to Front Pivot Assembly 10 and 15 Recline Link A Locknut 6 A4 s a lt S NN LO a Shoulder Bolt y co NL Z Lo E Front Pivot A NG for 15 Recline Mounting Hole Assembl y for 10 Recline Mounting Reclining Link to Front Pivot Assembly 0 and 5 Recline Link O Locknut Shoulder Bolt Front Pivot Mounting Hole Assembly for 5 Recline Mounting Hole for 0 Recline FIGURE 6 9 Replacing Recline Links Removing Installing Side Frames Removing Side Frames NOTE For this procedure refer to FIGURE 6 10 on page 67 1 Recline backward 5 to 10 degrees and or tilt backward 5 to 10 degrees in order to enable hardware removal OL ot Ie Remove the side shrouds
16. Locknuts Socket Bolt Spacers Leg Support Tube Locknuts Adjustment Slide SEAT DEPTH LEG SUPPORT TUBE MOUNTING POSITION ADJUSTMENT SLIDE 16 inches Short DO NOT use these holes 17 inches Short 18 inches 18 inches Short 19 inches l6 inches 19 inches Short 17 inche 20 inches Long DO NOT use these holes i L 21 inches ong 22 inches 21 inches 22 inches Long 20 inches FIGURE 6 16 Adjusting Replacing Leg Support Tubes 2G Tarsys Powered Seating System 74 Part No 1114842 SECTION 6 SEAT ADJUSTMENTS Removing Installing the Seat NOTE If retrofitting a seating system DO NOT use this procedure Refer to the 2G Tarsys Seating System Installation on TDX instruction sheet part number 1134889 Removing Disconnecting Cables NOTE For this procedure refer to FIGURE 6 17 on page 76 NOTE Invacare recommends two people perform this procedure 1 OU Lee see A Tilt Only and Tilt Recline Systems Tilt the seat back 10 to 15 to allow easier access to the hardware securing the seating system to the base Turn off the joystick Disconnect the joystick Disconnect the TRCM TAC or SAC from the MK controller 5 pin connector Disconnect the auxiliary power connectors from the power take off connectors not shown on the controller Perform one of the following e Tilt Only and Tilt Recline Systems i Disconnect the tilt actuator connector 2 pin Anderson from the TRCM T
17. Mounting hole for 0 recline Mounting hole for 5 recline Mounting Reclining Link to Front Pivot Assembly 10 and 15 Recline Link Shoulder Locknut Bolt Pe 6 i ON N SO W Y S s NVA we al E D AN Mounting hole Front Pivot J for 15 recline Assembly Mounting hole for 10 recline Mounting Reclining Link to Front Pivot Assembly 0 and 5 Recline Link Shoulder Bolt j Locknut S Front Pivot Mounting hole Assembly for 5 recline Mounting hole for 0 recline FIGURE 13 7 Removing Installing Recline Links 2G Tarsys Powered Seating System 136 Part No 1114842 SECTION 13 TILT AND RECLINE Removing Installing Tilt Links A WARNING Remove the existing tilt link and install the new tilt link on one side of the wheelchair at a time Otherwise injury or damage may occur NOTE For this procedure refer to FIGURE 13 8 on page 138 Removing 1 Note the orientation of the tilt angle blocks for proper reinstallation 2 Remove the locknut bushing and shoulder bolt securing the tilt link to the front pivot assembly 3 Remove the retaining ring securing the flat washer two nylon washers and the tilt link to the center seat frame pin 4 Remove the tilt link from the center seat frame pin Installing 1 Position one nylon washer tilt link one nylon washer and flat washer onto the center seat frame pin CAUTION Be sure to use a new retaining ring that is not bent or da
18. No 1114842 SECTION 5 INTERFACE HARDWARE NOTE Not all mounting positions require the front pivot assembly to be secured to the lower interface brackets Some mounting positions require that the front pivot assembly be secured to the seat brackets only The hex screws securing the front pivot assembly to the seat brackets DO NOT need to be removed 5 Adjust the position of the seating system on the lower interface brackets 6 Using the two hex screws and locknuts removed in STEP 3 secure the insides of the seat brackets to the lower interface brackets Torque to 13 ft lbs 20 7 Using the hex screws and locknuts removed in STEP 4 secure the front pivot assembly to the front of the seat brackets and the front of the seat brackets to the lower interface brackets Torque to 13 ft Ibs 20 NOTE Not all mounting positions require the front pivot assembly to be secured to the lower interface brackets Some mounting positions require that the front pivot assembly be secured to the seat brackets only 8 Using the six hex screws washers and locknuts removed in STEP 2 secure the rear pivot assembly and the spacer bars to the seat brackets and lower interface brackets Torque to 75 in lbs 20 9 Perform the post service inspection checklist Refer to Post Service Inspection Checklist on page 21 Part No 1114842 25 2G Tarsys Powered Seating System SECTION 5 INTERFACE HARDWARE TABLE 2GR Systems WITHOUT Center Mount Foot
19. Rear Pivot Assembly Upper Portion of Linear Guide Socket Screw Access Hole Lower Portion of Linear Guide Seat Bracket NOTE Front of tilt actuator shown disassembled for clarity only There is no need to remove the hardware securing the front of the tilt actuator for this procedure FIGURE 5 2 Removing Installing the Rear Pivot Assembly Tilt Only and Tilt Recline Systems Part No 1114842 43 2G Tarsys Powered Seating System SECTION 5 INTERFACE HARDWARE Recline Only Systems NOTE For this procedure refer to FIGURE 5 3 Removing 1 Remove the seat assembly Refer to Removing Installing the Seat on page 75 2 Note the mounting location of the six hex screws washers and locknuts securing the rear pivot assembly to the spacer bars seat brackets and lower interface brackets 3 Remove the six hex screws washers and locknuts securing the rear pivot assembly to the spacer bars seat brackets and lower interface brackets 4 Remove the rear pivot assembly from the wheelchair Installing 1 Align the rear pivot assembly spacer bars seat brackets and lower interface brackets 2 Using the six hex screws washers and locknuts secure the rear pivot assembly to the spacer bars seat brackets and lower interface brackets in the locations noted in STEP 2 of Removing on page 44 Torque to 75 in lbs 20 3 Install the seat assembly Refer to Removing Installing the Seat on page 75 Hex Screw Rea
20. Remove the clamp bars and rear pivot assembly from the wheelchair Installing 1 Reverse STEP 7 to STEP 12 in Removing to install the rear pivot onto the linear guides Torque socket screws to 75 in lbs 20 N Reverse STEP 3 to STEP 6 in Removing to install the linear guides onto the seat bracket Hand tighten the two socket screws securing the linear guides to the seat brackets CAUTION The linear guides MUST be parallel and the rear pivot assembly MUST move freely on the linear guides Otherwise damage to the seating system will occur during operation 3 Adjust the linear guides until they are parallel 4 Slide the rear pivot assembly forward and back to see if it slides freely on the linear guides g Perform one of the following e Rear Pivot Assembly Slides Freely Proceed to STEP 6 2G Tarsys Powered Seating System 42 Part No 1114842 SECTION 5 INTERFACE HARDWARE e Rear Pivot Assembly Is Hard To Move Repeat STEP 3 and STEP 4 until the rear pivot assembly moves freely NOTE It may be necessary to loosen the socket screws to adjust the linear guides 6 Torque the socket screws to 75 in lbs 20 7 Secure the rear of the tilt actuator to the rear pivot assembly using the shoulder bolt two bushings and the locknut Torque to 23 ft lbs 20 8 Install the seat assembly Refer to Removing Installing the Seat on page 75 Bushings Locknut Shoulder Bolt Clamp Bar
21. Seating Systems NOTE For this procedure refer to FIGURE 6 12 on page 69 1 Remove the hex screw and washer that secure the slide block to the slide block connecting bracket 2 Remove the two hex screws and washers that secure the slide rod to the side frame 3 Remove the slide rod and slide block from the side frame 4 Secure the slide rod to the side frame with the slide block in position with the two hex screws and washers Torque to 13 ft lbs 20 156 in Ibs 20 5 Secure the slide block to the slide block connecting bracket with the hex screw and washer Torque to 156 in lbs 20 2G Tarsys Powered Seating System 68 Part No 1114842 SECTION 6 SEAT ADJUSTMENTS Washer Locknut in Slide Block RI Connecting Hex Screw Bracket Side Frame Slide Rod P Slide Block Washers Ze R Hex Screw Hex Screw FIGURE 6 12 Preparing Side Frames for Replacement Tilt Recline and Recline Only Seating Systems Installing Side Frames A WARNING Both side frames MUST be adjusted to the same mounting hole position to maintain an even weight distribution of the user and seat frame over the base frame If weight is not distributed evenly injury to the assistant and or user and damage to the wheelchair may occur NOTE For this procedure refer to FIGURE 6 13 on page 70 1 Recline and or tilt the seating system 5 to 10 degrees to enable hardware installation 2 Install the side frame into the center seat
22. Shroud sy scsavicincsncssconrointds vacoan asin gouwhioaredackctanecavan oteoaniucrlonctdiesdaegonnnaniadun 100 Removing lnstalling Side ShroudS s sessssessessseeessssseeeesssreeesssssrecessssrereesssrereesssnetresssrereeessneeressereessss 100 Removing Installing Rear Seat Shroud uu sssessscessscesseesssessssecsccsssessecsssecusscsussecsesessecusseesssesseeeess 101 Removing Installing Rear Shroud i ssiscssessscocissvseodtarscascaeshesteavtinsnuds saasonndedscecsvevesdesdssbessbbvvtsbonctiecesuests 102 Removing Installing Lower Seat Shroud eeeessessessessessessesesseseesessessessessessessesssssssssssseesessesseeseess 102 SECTION 9 POWER ELEVATING LEGRESTS SOCOHSHSHSHSSSSHOSHSOSHSHSHSHSHSHOHSHSHSOHSHSSHCHOEOCEEEE 104 Installing Removing the Power Elevating Legrests cccscesssssssssessessessessessesssssssessessessesseesesseess 104 Installing the Power Elevating Legrests s scssssssssssssssssssssesessssscscsssesssssessesesssseessessessessenees 105 Removing the Power Elevating Legrests ssssssssssssssssssssesesssssssssssesscssessecesssseessessnssessenees 105 Adjusting the Power Elevating Legrests c cscssssssssessssssssssssstssessessessessesssesesssssssseseesessessesseeseesees 106 Adjusting the FOOtp ate currnc E 106 Adjusting the Calf Padises oniri iei niesienie sitios 108 Adjusting the Length of Power Legrest ssesssesssessseeesssssreesssseeeesssseeeessssreeeesssrereesssnreeesssreresssse
23. TRCM from the back cane Extruded Canes 1 Loosen the four hex screws that secure the spreader bar to the back canes 2 Loosen the two hex screws and washers that secure the controller bracket to the T nuts and back cane 3 Remove the T nuts 4 Remove the controller bracket with TAC TRCM from the back cane Installing the TAC TRCM Controller Bracket Securing the Controller Bracket to the Back Cane NOTE For this procedure refer to FIGURE 14 2 on page 143 and FIGURE 14 3 on page 145 Round Back Canes 1 If necessary install the TAC TRCM onto the controller bracket Refer to Installing the TAC TRCM onto the Controller Bracket on page 144 2 Ifnecessary install the two short hex screws washers and coved washers to secure the upper bracket to the back cane Detail C Torque the hex screws to 75 in lbs 20 3 Install the two long hex screws and locknuts to secure the controller bracket to the upper bracket 4 Program the TAC Refer to Refer to Programming the TAC on page 146 Extruded Canes 1 If necessary install the TAC TRCM onto the controller bracket Refer to Installing the TAC TRCM onto the Controller Bracket on page 144 2 Note the position of the existing spreader bar by measuring from the top of the back canes to the top of the spreader bar Detail B of FIGURE 14 2 on page 143 3 Note the position of the back pan by measuring from the top of the back pan to the top of the back canes
24. Wheelchair Control il 5 Pin Circular DIN Network Connection to Programmer Port of Joystick 3 Pin Circular DIN Plug Ly MK Joystick Wheelchair Controller Programmer Port Battery Charging Port 3 Pin Circular DIN Socket 165 Plug MKs Joystick Connection 15 Pin D Sub for Control of Wheelchair and Actuators 2G Tarsys Powered Seating System SECTION I5 WIRING AND CABLES TRCM TAC To Left Legrest Actuator To Right Legrest Actuator To VSR Actuator To Tilt Actuator To Recline Actuator Actuator Controls 2 Pin Anderson Connectors Limit Sensor Inputs 3 Pin Molex Amp Connectors rp To Recline Potentiometer To Tilt Potentiometer TRCM TAC Actuator So oS P Control Inputs rogramming AC Onl Port 9 Pin a y 24 VDC Auxiliary Power Connectors to O o O AUX Output of Wheelchair Controller TRCM TAC Custom 3 Pin Plug Wheelchair Controller Auxiliary Programmer Port 5 Pin Circular DIN Socket Attendant User Switch Input 9 Pin D Sub MKIV Programmer For Programming ka Actuator and K i Wheelchair Control I I 1 i i MKs i Wheelchair i Maier Controller Network Connection to ACC Connection to Port of Wheelchair Programmer Port Control 5 Pin 1 _Of Joystick Circular DIN Plug 3 Pin Circular DIN Plug I i A I POE TEPE t r T MKs Joystick aa Wheelchair Controller Programmer MK Joystick Connection Port Battery Charging Port
25. are free to move and not pulled 3 Perform one of the following e If damage to the cables is found replace the cables and re route the new cables so they DO NOT get damaged during wheelchair seating system operation e Ifthe cables are in danger of becoming damaged re route the cables to ensure damage does not occur 4 Secure the cables Refer to Securing the Cables on page 157 5 Perform the post service inspection Refer to Post Service Inspection Checklist on page 21 2G Tarsys Powered Seating System 134 Part No 1114842 SECTION 13 TILT AND RECLINE Removing Installing Recline Links NOTE For this procedure refer to FIGURE 13 7 on page 136 Removing 1 Make sure the wheelchair is on a level surface 2 Remove the batteries Refer to the owner s manual shipped with the wheelchair 3 Remove the seat pan Refer to Removing Installing Seat Pan on page 54 4 Remove the retaining ring and washer that secure the recline link to the pin of the seat frame 5 Remove the shoulder bolt and locknut that secure the recline link to the front pivot assembly 6 Remove the existing recline link Installing 1 Perform one of the following e For 15 recline Secure the 10 15 recline link with the washer and a new retaining ring to the pin in the mounting hole and orientation shown in FIGURE 13 7 Detail A e For 10 recline Secure the 10 15 recline link with the washer and a new retaining ring to
26. continues to run after the seating system stops moving proceed to STEP 14 e Ifthe tilt actuator stops when the seating system stops moving proceed to STEP 17 14 Increase the tilt up angle setting on the programmer 15 Press the Save button 16 Repeat STEPS 10 to 15 until the actuator stops when the seating system stops moving 17 Press the Power button 18 Disconnect the remote programmer from the TAC Part No 1114842 147 2G Tarsys Powered Seating System SECTION 4 ELECTRONICS A WARNING NEVER operate the wheelchair while the seat is in any seat angle position over 20 RELATIVE TO THE VERTICAL POSITION Drive lockout MUST not be adjusted beyond 20 The wheelchair user MUST have a clear line of sight to drive safely On initial chair delivery and after adjusting the back angle drive lockout switch or tilt system tilt the seat back to the farthest driving position immediately before drive lockout engages and ensure there is a clear line of sight present in which to drive the wheel chair If a clear line of sight is not present have the back angle repositioned or read just the lockout angle such that safe driving with a clear line of sight is achieved Otherwise injury or damage may occur 19 Tilt the system up and down and test that the drive lockout works at no more than 20 of tilt 20 Secure the TAC cables Refer to TAC Cables on page 157 Replacing the Tilt Recline Single Switch TRSS NOTE For th
27. effort of the flip up footplates 1 Loosen the mounting screw on the l x footrest angle hinge to decrease the f rotation effort Center Mount Footrest NOTE DO NOT remove the mounting screw 2 Tighten the footrest angle hinge Footrest Angle Hinge mounting screw to increase the rotation Footrest Angle Hinge effort Mounting Screw 3 Repeat STEPS 1 and 2 for the other FIGURE 11 6 Adjusting the Tension of the footplate Center Mount Footplate Removing Installing the Release Lever Assembly NOTE For this procedure refer to FIGURE 11 7 on page 123 1 Remove the mounting screw that secures the side shroud in place 2 Secure the ratchet housing to the mounting bracket on the seat frame with the mounting screw and locknut provided Securely tighten 3 Secure the release handle to the seat frame with the mounting screw spacer and square nut provided Securely tighten 4 Tie wrap cable as shown in Detail A Leave enough slack in the cable to loop around the mounting screw that secures the side shroud in place 5 Secure the side shroud in place with existing mounting screw Securely tighten 2G Tarsys Powered Seating System 122 Part No 1114842 SECTION 1 CENTER MOUNT FOOTRESTS Seat Frame Spacer Locknut Ss Square Nut Mounting Bracket Sa Release Handle Ratchet Housing Mounting Screw DETAIL A NOTE Side shroud Ratchet Housing omitted for clarit
28. frame and slide to the seat width noted in the removal process NOTE If a new seat width is desired refer to Adjusting Seat Width on page 55 NOTE For Tilt Recline and Recline Only seating systems be sure to align the slide block connecting bracket with the crossbeam 3 Make sure both side frames are at the same mounting hole position 4 Reinstall the four hex bolts coved washers spacers and locknuts that secure the side frames to the center seat frame Torque to 75 in lbs 20 NOTE For Tilt Recline and Recline Only seating systems secure the connecting bracket to the crossbeam with the socket screw spacer and washer Torque to 156 in lbs 20 Part No 1114842 69 2G Tarsys Powered Seating System SECTION 6 SEAT ADJUSTMENTS Crossbeam Socket Caved Screw Washer Hex Bolt Locknuts Center Seat Frame Locknut Spacer Coved Washer Connecting Bracket Coved Washer Hex Bolt Hex Bolts Locknuts Side Frame Spacer NOTE Tilt Recline seat frame shown NOTE Only on systems with recline FIGURE 6 13 Installing Side Frames Removing Installing Center Seat Frame A WARNING Pinch points exist between seat and base frames Use caution to avoid injury CAUTION For Tilt Recline and Recline Only seating systems the center seat frame assembly is a non serviceable part Whenever a new center seat frame is required e g to achieve a desired seat width or depth return the complet
29. it is safe 4 Be aware that adding accessories or components or modifying the powered wheelchair may make it more susceptible to EMI NOTE There is no easy way to evaluate their effect on the overall immunity of the powered wheelchair and 5 Report all incidents of unintended movement or brake release to the powered wheelchair manufacturer and note whether there is a source of EMI nearby Important Information 1 20 volts per meter V m is a generally achievable and useful immunity level against EMI as of May 1994 the higher the level the greater the protection 2 This device has been tested to a radiated immunity level of 20 volts per meter 3 The immunity level of the product is unknown Modification of any kind to the electronics of this wheelchair as manufactured by Invacare may adversely affect the EMI immunity levels Part No 1114842 19 2G Tarsys Powered Seating System SECTION 4 SAFETY INSPECTION TROUBLESHOOTING SECTION 4 SAFETY INSPECTION TROUBLESHOOTING Safety Inspection Checklist These adjustments should be made whenever this product is serviced especially as part of the initial unit setup Follow these procedures CAUTION As with any vehicle the wheels and tires should be checked periodically for cracks and wear and should be replaced D Make sure all electrical connections are secure D Check that cables are routed and secured properly to ensure that cables DO NOT beco
30. power elevating legrest and recline potentiometer cables to the TRCM or TAC connectors 3 pin Molex 5 Connect the recline actuator cable to the TRCM or TAC connector 2 pin Anderson 6 Perform one of the following e Recline Only Systems Perform the following steps NOTE Two people need to perform this procedure i One person should support the front of the seat assembly Part No 1114842 159 2G Tarsys Powered Seating System SECTION I15 WIRING AND CABLES ii The remaining person should secure the recline links to the front pivot assembly in the position noted using the two shoulder bolts and locknuts Torque to 23 ft lbs 20 e Tilt Only or Tilt Recline Systems Use the tilt mechanism to return the seat to the upright position Top View Lower Seat a fa Shroud Left Tie Wrap Right Tie VVraps NOTE Right a and left are determined z from the
31. procedure refer to FIGURE 7 6 Removing 1 Installing 1 Note the position of the existing spreader bar Remove the three mounting screws that secure the two half clamps and existing spreader bar to the back cane Repeat for other side Remove the existing spreader bar and half clamps from the back canes Install the spreader bar to the position noted in STEP 1 of Removing with the existing two half clamps and six mounting screws Mounting Make sure the measurements shown in FIGURE 7 6 are the same Torque the six mounting screws that secure the half clamps and spreader bar FIGURE 7 6 Removing Installing Spreader to the back canes to 75 in lbs 20 Bar Round Back Canes 2G Tarsys Powered Seating System 88 Part No 1114842 SECTION 7 BACK ADJUSTMENTS Removing Installing Back Canes NOTE For this procedure refer to FIGURE 7 7 Removing 1 Remove the arms Refer to Arms on page 114 2 Remove the spreader bar Refer to Removing Installing Spreader Bar on page 87 3 Remove the short shoulder bolt two washers and locknut that secure the existing back cane to the curved link 4 Remove the long shoulder bolt and locknut that secure the existing back cane to the seat frame 5 Remove the existing back cane from the wheelchair 6 If necessary repeat STEPS 2 4 for opposite back cane Installing 1 Position the new back cane on the seat frame as shown in FIGURE 7 7 2 Install the long shoulder b
32. rear of the battery box Refer to Detail B 5 Disconnect the SAC actuator connector WHITE 2 pin Anderson from the tilt actuator cable Refer to Detail B Part No 1114842 139 2G Tarsys Powered Seating System SECTION I14 ELECTRONICS Disconnect the auxiliary power connector of the SAC from the power take off connector of the MK controller Disconnect the tilt potentiometer connector from the SAC 3 pin Molex connector 8 Remove the two hex screws securing the half clamps to the armrest Refer to 9 Detail A Remove the SAC and mounting hardware from the armrest NOTE The mounting hardware includes the half clamps mounting plate hex screws and mounting screws 10 Remove the two mounting screws securing the SAC to the mounting plate 11 Remove the SAC from the mounting plate Installing 1 Sy Pi g9 8 9 Secure the SAC to the mounting plate using the two mounting screws If necessary secure the mounting plate to the non threaded half clamp using the two hex screws Position the non threaded half clamp onto the armrest Secure the threaded half clamp to the armrest by tightening the two hex screws Connect the SAC 5 pin connector to the MK controller at the rear of the battery box Connect the SAC actuator connector WHITE 2 pin Anderson to the tilt actuator cable Connect the auxiliary power connectors Connect the tilt potentiometer connector to the SAC 3 pin Molex c
33. that secure the heel loop to the T nuts 4 Slide footplate assembly up or down until desired height is achieved 5 While holding footplate assembly in position tighten all six button screws that were loosened in STEPS 1 3 Repeat STEPS 1 5 for opposite footplate if necessary oy Outside View Inside View Exterior Rail Channel Button Screws for Heel Loop Interior Button Screws Footplate Assembly Assembly FIGURE 9 2 Adjusting the Footplate Height 2G Tarsys Powered Seating System 106 Part No 1114842 Adjusting the Footplate Depth NOTE For this procedure refer to FIGURE 9 3 1 Remove the two flat head screws and the two barrel nuts that secure the footplate to the footplate clamp 2 Reposition the footplate on the footplate clamp 3 Align the depth adjustment holes on the footplate to the mounting holes on the footplate clamp SECTION 9 POWER ELEVATING LEGRESTS Flat Head Screws Depth Adjustment Holes z L LA LEE Footplate Clamp S gt A Mounting Holes we Nuts Footplate FIGURE 9 3 Adjusting the Footplate Depth Insert the barrel nuts through the bottom of the footplate clamp Securely tighten with two barrel nuts 4 5 Install the two flat head screws through the footplate and footplate clamp 6 7 Repeat STEPS 1 6 for opposite footplate if necessary Adjusting the Footplate Angle NOTE For this procedure refer to F
34. the full upright position Use caution when driving in a tilted or reclined position DO NOT operate the seating system while on an incline DO NOT operate the seating system while the wheelchair is moving DO NOT operate the tilt function near or under a fixed object such as a table or desk CAUTION DO NOT operate the recline function of the seating system if one or both of the mechanical elevating legrest push rods are bent Damage to the seating system can occur Use only the actuator controls listed in the following chart to activate the tilt recline functions DO NOT use any other actuator controls Such devices may result in excess heating and cause damage to the actuator and associated cables and could cause a fire death physical injury or property damage If such devices are used Invacare shall not be liable and the limited warranty is void SEATING SYSTEM ACTUATOR CONTROL TRSS TRCM SAC TAC TILT ONLY TILT ONLY WITH POWER ELEVATING LEGRESTS RECLINE ONLY RECLINE ONLY WITH POWER ELEVATING LEGRESTS TILT RECLINE NOTE For this section refer to FIGURE 13 1 on page 128 Part No 1114842 127 2G Tarsys Powered Seating System SECTION I3 TILT AND RECLINE DETAIL A FULL UPRIGHT POSITION DETAIL B FULL TILT POSITION FIGURE 13 1 Operating Powered Seating Systems Single Function Toggle Switch TRSS NOTE For this
35. the pin in the mounting hole and orientation shown in FIGURE 13 7 Detail B e For 5 recline Secure the 0 5 recline link with the washer and a new retaining ring to the pin in the mounting hole and orientation shown in FIGURE 13 7 Detail C e For 0 recline Secure the 0 5 recline link with the washer and a new retaining ring to the pin in the mounting hole and orientation shown in FIGURE 13 7 Detail D CAUTION Be sure to use a new retaining ring that is not bent or damaged NOTE When completed verify retaining ring is fully seated in the groove in the pin 2 Secure the recline link to the front pivot assembly with the existing shoulder bolt and locknut in the mounting hole shown in the respective details of FIGURE 13 7 Securely tighten Torque to 13 ft lbs 20 3 Repeat for opposite side 4 Install the seat pan Refer to Removing Installing Seat Pan on page 54 5 Install the batteries Refer to the owner s manual shipped with the wheelchair Part No 1114842 135 2G Tarsys Powered Seating System SECTION I3 TILT AND RECLINE DETAIL A 10 15 RECLINE LINK Mounting Reclining Link to Center Seat Frame NOTE Use new retaining ring Retaining s Ring Mounting hole for 15 recline Mounting hole for 10 recline DETAIL B 0 5 RECLINE LINK Mounting Reclining Link to Center Seat Frame NOTE Use new retaining ring Retaining Ring
36. 0 Refer to FIGURE 13 4 for correct hardware orientation 4 Line up the mounting holes in the front of the actuator and the front pivot assembly 5 Install the shoulder bolt and locknut that secure the front of the actuator to the front pivot assembly Securely tighten Torque to 13 ft Ibs 20 Refer to FIGURE 13 4 for correct hardware orientation 6 Connect the tilt actuator connector to the TRCM tilt actuator connector 7 Reinstall the rear shroud Refer to Removing Installing Rear Shroud on page 102 8 Perform the post service inspection Refer to Post Service Inspection Checklist on page 21 Part No 1114842 131 2G Tarsys Powered Seating System SECTION I3 TILT AND RECLINE Tilt Actuator DETAIL B Rear of Tilt Locknut Actuator slide out of position 4 Remove the hex bolt washers and locknut that secure the existing VSR actuator to the actuator mounting bracket 2G Tarsys Powered Seating System Front of Tilt Actuator DETAIL A Shoulder Bolt Locknut Front Pivot Assembly epee Rear Pivot Shoulder gt ap Assembly Bolt K FIGURE 13 4 Removing Installing the Tilt Actuator Removing Installing the VSR Actuator NOTE For this procedure refer to FIGURE 13 5 Removing D 1 Spreader Bar Hex Bolt 1 Remove the VSR actuator shroud Refer Locknut aD to Removing Installing VSR Shroud on VSR A r Actuator lt A page 100 Connector A A 2 Disconnect the VSR actu
37. 14 3 on page 145 1 g Secure the TAC to the controller bracket using the two mounting screws Detail B 2 Connect the tilt actuator to the 2 pin Anderson connector labeled Tilt on the TAC 3 4 Connect the auxiliary power connector of the TAC to the power take off connector of Connect the tilt potentiometer to the 3 pin Molex connector labeled Tilt on the TAC the MK controller Connect the TAC to the 5 pin connector on the MK controller Secure the controller bracket to the back cane Refer to Securing the Controller Bracket to the Back Cane on page 142 Install the rear shroud Refer to Removing Installing Rear Shroud on page 102 2G Tarsys Powered Seating System 144 Part No 1114842 DETAIL A POSITIONING MOUNTING BRACKET ON EXTRUDED CANES TRCM TAC Controller Bracket I inch 4 inch Pivot Arm TAC TRCM Description TRCM TAC Auxiliary Power Connector Recline Potentiometer Py f Connector 3 pin Molex i Tilt Potentiometer 5 pin Connector 3 pin Molex Connector to MKs Controller 9 pin Sub D Accessory Connector Left Power Legrest Actuator Connector 2 pin Anderson Recline Actuator Connector 2 pin Anderson Tilt Actuator Connector 2 pin Anderson Right Power Legrest Actuator Connector 2 pin Anderson VSR Actuator Connector 2 pin Anderson SECTION 14 ELECTRONICS DETAIL B T Nut Extrud
38. 4 Loosen but DO NOT remove the four hex screws that secure the existing spreader bar to the back canes Detail A of FIGURE 14 2 on page 143 5 Liftup and remove the existing spreader bar with T nuts from the slots on the back canes 6 Loosely install the two hex screws and washers to secure the controller bracket to the T nuts Detail B of FIGURE 14 3 on page 145 7 Slide the T nuts into the slots in the back cane 2G Tarsys Powered Seating System 142 Part No 1114842 SECTION 14 ELECTRONICS 8 Slide the controller bracket up down on the back cane until the bottom of the controller bracket is 1 inch inch above the top of the pivot arm Detail A FIGURE 14 3 on page 145 9 Torque the hex screws to 75 in lbs 20 to secure the controller bracket to the T nuts and back cane 10 Align the T nuts on the spreader bar with the slots in the back canes 11 Slide the spreader bar to the position noted when removing the spreader bar Detail A of FIGURE 14 2 12 Make sure the measurements shown in Detail B of FIGURE 14 2 and noted in STEP 2 are the same on both sides 13 Tighten the four hex screws that secure the spreader bar to the back canes Torque to 75 in lbs 20 14 Program the TAC Refer to Programming the TAC on page 146 DETAIL A i Back Pan ASM Locknut it Hex Bolt Hex Screws T Nuts T Nuts in Back Cane Slot Spreader Bar
39. 4 Tighten the two socket screws that secure the new existing chest positioning strap to the back slide securely Adjusting Height 1 Loosen but DO NOT remove the two T Nut socket screws that secure the chest Washer ae positioning strap to the back slide Ae Slide the chest positioning strap to the desired position Chest Positioning Strap Tighten the two socket screws that secure the chest positioning strap to the Socket Screw I Back back slide securely Slide FIGURE 7 11 Removing Installing Adjusting Chest Positioning Strap 2G Tarsys Powered Seating System 94 Part No 1114842 SECTION 7 BACK ADJUSTMENTS Installing Removing Adjusting Lateral Supports Slotted Canes Removing Lateral Supports NOTE For this procedure refer to FIGURE 7 12 1 Note the position of the existing lateral support on the back slide 2 Loosen but DO NOT remove the two socket screws that secure the existing lateral support to the back slide 3 Slide the existing lateral support up and off the back slide Installing Lateral Supports NOTE For this procedure refer to FIGURE 7 12 1 If necessary loosely install the two T nuts and hex screws onto the new lateral support 2 Position the new existing lateral support and line up the T nuts with the slots in the new existing back slide 3 Slide new existing lateral support to the desired position 4 Tighten the two socket screws that secure the n
40. 5 or Vice Versa Refer to Replacing Recline Links on page 65 Rear of Wheelchair lt General Area of Inspection Front of Wheelchair 10 15 Recline Link Mounting Hardware Mounting Do Hardware 10 15 Recline Link 0 5 Recline Link FIGURE 6 6 Recline Only Seating Systems Preparing to Adjust the Seat Angle Changing Seat Angle from 10 to 15 or Vice Versa NOTE For this procedure refer to FIGURE 6 7 on page 63 1 Make sure the wheelchair is on a level surface Remove the batteries 2 3 Remove the seat pan Refer to Removing Installing Seat Pan on page 54 4 Remove the retaining ring and washer that secure the 10 15 recline link to the pin of the seat frame Refer to Detail A Discard the retaining ring 2G Tarsys Powered Seating System 62 Part No 1114842 SECTION 6 SEAT ADJUSTMENTS g Remove the shoulder bolt and locknut that secure the 10 15 recline link to the front pivot assembly Refer to Detail B 6 Remove the recline link N Reposition the recline link to the seat frame pin through the other mounting hole Refer to Detail A in FIGURE 6 7 Secure the 10 15 recline link to the seat frame pin with the washer and a new retaining ring 9 CAUTION Be sure to use a new retaining ring that is not bent or damaged NOTE When completed verify that the retaining ring is fully seated in the groove in the pin 9 Insert the
41. 6 18 on page 78 1 Perform one of the following steps e Tilt Only and Tilt Recline Seating Systems i Remove the socket screw to disconnect the tilt potentiometer linkage from the center seat frame Detail A ii Note the mounting position of the tilt angle blocks for proper installation Detail B iii One person should support the front of the seating frame iv The remaining person should remove the two shoulder bolts and locknuts securing the tilt links bushings and tilt angle blocks to the front pivot assembly Detail B v Carefully set the front of the seating system down onto the base e Recline Only Seating Systems i Note the mounting position of the recline links for proper installation Detail C ii One person should support the front of the seat frame iii The remaining person should remove the two shoulder bolts and locknuts securing the recline links to the front pivot assembly Detail C 2 Remove the two socket head shoulder screws and locknuts securing the rear of the center seat frame to the rear pivot assembly Detail D 3 Carefully remove the seat from the base Installing Connecting the Seat NOTE For this procedure refer to FIGURE 6 18 on page 78 1 Carefully set the seating system onto the base 2 Install the two socket head shoulder screws and locknuts to secure the rear of the center seat frame to the rear pivot assembly Detail D Torque
42. 75 in lbs 20 Hex screws securing the front pivot assembly and front of seat bracket and shoulder screw securing the tilt actuator 13 ft lbs 20 2G Tarsys Powered Seating System 32 Part No 1114842 SECTION 5 INTERFACE HARDWARE Repositioning the Seat for 2GT and 2GTR Systems NOTE For this procedure refer to FIGURE 5 1 on page 34 and Table 8 Table 14 on page 35 to page 41 1 Refer to the tables at the end of this procedure to determine if a seat position adjustment is needed NOTE The seat adjustment tables are based on the seat depth of the system Some seat depths share the same mounting position 2 Note the appropriate mounting holes to use to secure the seating system to the lower interface brackets 3 Remove the locknut and shoulder bolt to disconnect the front of the tilt actuator from the front pivot assembly 4 Remove the two hex screws and locknuts securing the insides of the seat brackets to the lower interface brackets 5 If necessary remove the four hex screws and locknuts securing the front pivot assembly to the seat brackets and lower interface brackets NOTE Not all mounting positions require the front pivot assembly to be secured to the lower interface brackets Some mounting positions require that the front pivot assembly be secured to the seat brackets only The hex screws securing the front pivot assembly to the seat brackets DO NOT need to be removed 6 Remove the four socket scr
43. AC SAC or TRSS ii Disconnect the tilt potentiometer connector 3 pin Molex from the TRCM TAC SAC or TRSS e Recline Only Systems Disconnect the recline potentiometer connector 3 pin Molex from the TRCM or TAC Part No 1114842 75 2G Tarsys Powered Seating System SECTION 6 SEAT ADJUSTMENTS DETAIL A TRCM OR TAC Remote a Programmer TRCM or Port TAC To Recline Potentiometer 3 pin Molex 7 Connector Auxiliary Power Connector To Tilt Tac Potentiometer 3 pin Molex To MKs Connector Controller S pin To Recline Connector Actuator 2 pin N Anderson SSN Connector Connector 9 9 pin Sub D eP To Tilt Actuator 2 pin Anderson Connector To VSR Actuator 2 pin Anderson To Right Power To Left Power Elevating Connector Elevating Legrest Legrest 2 pin 2 pin Anderson Apderson Connector Connector Rear Pivot Assembly DETAIL B SAC 5 pin Connector To Controller Auxiliary Power Actuator Connector Connect WHITE 2 pin Anderson Mercury Switch Connector 3 Pin Molex Connector DETAIL C TRSS TRSS Auxiliary Power Connector Actuator Connector WHITE Mercury Switch Connector Molex Connector FIGURE 6 17 Disconnecting Cables Connecting Cables 2G Tarsys Powered Seating System 76 Part No 1114842 SECTION 6 SEAT ADJUSTMENTS Removing the Seat NOTE For this procedure refer to FIGURE
44. ACK ADJUSTMENTS Removing Installing the Curved Links Tilt Only Systems NOTE For this procedure refer to FIGURE 7 2 on page 83 Removing A WARNING Perform this procedure on one side of the wheelchair at a time Otherwise the back will be completely disconnected from the seat and injury or damage may occur 1 Remove the side shroud Refer to Removing Installing Side Shrouds on page 100 2 Remove the small socket screw and locknut securing the top of the curved link to the back cane 3 Remove the large socket screw nylon washer and locknut securing the rear of the slide block to the connecting bracket 4 Remove the curved link from the wheelchair Installing 1 Secure the top of the curved link to the back cane using the small socket screw and locknut Torque to 23 ft lbs 20 2 Secure the bottom of the curved link to the rear of the slide block and the connecting bracket using the large socket screw nylon washer and locknut in the same position used on the opposite side of the wheelchair Torque to 156 in lbs 20 A WARNING Side shroud s MUST be reinstalled before operation of the seating system Other wise injury may result 3 Install the side shroud Refer to Removing Installing Side Shrouds on page 100 2G Tarsys Powered Seating System 82 Part No 1114842 SECTION 7 BACK ADJUSTMENTS Back Cane Small Socket Screw Curved Link Large Socket Screw FIGURE 7 2 Removing Installin
45. C Cables NOTE For this procedure refer to FIGURE 15 1 on page 158 1 Make sure the wheelchair is in the upright position CAUTION The wheelchair MUST be in the upright position before securing the TAC cables to prevent stretching and possibly breaking cables 2 Tie wrap the auxiliary power connector potentiometer cable actuator cable and MK Controller 5 pin connector cable from the TAC NOTE The accessory cable 9 pin sub D does not need to be tie wrapped with the other cables Part No 1114842 157 2G Tarsys Powered Seating System SECTION I5 WIRING AND CABLES TAC Controller MKs 5 pin Connector Cable l 8 sermon e l Pin Su able A weur Auxiliary Power Actuator Connector Potentiometer Cable Cable AN c HHP By SY i gt j LT p He A gt Tie Wraps Ar y FIGURE 15 1 Securing the TAC Cables Tilt Actuator Cable NOTE For this procedure refer to FIGURE 15 2 1 Connect the tilt actuator cable to the TRCM SAC or TRSS connector 2 pin Anderson 2 Bundle up the tilt actuator cable and tie wrap it to the tilt actuator Refer to FIGURE 15 2 FIGURE 15 2 Tilt Actuator Cable Tilt Potentiometer Cable NOTE For this procedure refer to FIGURE 15 3 on page 159 1 Connect the tilt potentiometer cabl
46. E For this procedure refer to FIGURE 9 7 1 Loosen but DO NOT remove the two hex head screws that secure depth adjustment bracket to the T nuts 2 Slide the calf pad assembly with T nuts up or down in the channel to desired position Depth Adjustment Bracket 3 Holding the calf pad assembly into position tightly secure the hex screws utara to the T nuts 4 Repeat STEPS 1 3 for opposite side if necessary FIGURE 9 7 Adjusting the Calf Pad Height Part No 1114842 109 2G Tarsys Powered Seating System SECTION 9 POWER ELEVATING LEGRESTS Adjusting the Length of Power Legrest NOTE For this procedure refer to FIGURE 9 8 1 Loosen but DO NOT remove the length adjustment button screw screw also secures lower end of shroud NOTE Length adjustment is from 152 20 inches 2 Slide footplate with outer cover up or down to desired position 3 Securely tighten length adjustment button screw 4 Repeat STEPS 1 3 for remaining legrest FIGURE 9 8 Adjusting the Length of Power Legrest Removing Installing the Power Elevating Legrest Harness NOTE For this procedure refer to FIGURE 9 9 on page 111 Removing 1 Unplug the power elevating legrest connectors 2 Unplug the harness from the TRCM 3 Cut the tie wraps securing the harness to the lower seat shroud Detail A 4 Remove the hook and loop fastening strips securing the harness to the underside of the lower
47. E DOWN RESTRAINTS AND SEAT RESTRAINTS TRBKTS TRBKTS includes four factory installed wheelchair transport brackets TRBKTS has not been crash tested in accordance with WC 19 Use these transport brackets only to secure an unoccupied wheelchair during transport As of this date the Department of Transportation has not approved any tie down systems for transportation of a user while in a wheelchair in a moving vehicle of any type It is Invacare s position that users of wheelchairs should be transferred into appropriate seating in vehicles for transportation and use be made of the restraints made available by the auto industry Invacare cannot and does not recommend any wheelchair transportation systems A TRBKTS WARNINGS Only use the transport brackets included with TRBKTS for the purposes described in the wheelchair base owner s manual A WARNING Invacare products are specifically designed and manufactured for use in conjunction with Invacare accessories Accessories designed by other manufacturers have not been tested by Invacare and are not recommended for use with Invacare products The seat positioning strap is a positioning belt ONLY It is not designed for use as a safety device withstanding high stress loads such as auto or aircraft safety belts If signs of wear appear belt MUST be replaced immediately Wheelchairs should be examined during maintenance for signs of corrosion water exposure incontinence etc Elect
48. HSHSHSHSHSHSHHSHSHSHHOSHHOHSESCHSEEESEE l 39 Removing Installing the Single Actuator Control SAC s sessesssseesssssessssesssseesssseressseessseeessseees 139 STONA AT E E S E EAEE 139 lAstalliNg ceive canon cavatrennvncnegen RET E R ERE AE EE i ia 140 Removing Installing the TAC or TRCM ss ssssssssseessssesssssesessesesseeessseessreeessseessreresseeessseresseresssreesseeess 141 Removing the TAC TRCM Controller Bracket sessesesseessssesssssesssseessssessssseessseessseerssserssss 141 Installing the TAC TRCM Controller Bracket sesssscsssecsessssecssesssssssecssseesseusseensseeseensseenes 142 Removing the TAC TRCM from the Controller Bracket ccesesssssssecsssecesesseesseessseeseenees 144 Installing the TAC TRCM onto the Controller Bracket ccesssssessessesesessesessessessesseeses 144 Programining the TAC iiris itesting 146 Calibrating the Tilt Potentiometer for a TAC sssssesssssesssserssssesesseessssesssseessssesssseeosseeessseresseeeess 146 Replacing the Tilt Recline Single Switch TRSS ssssesssessseesssssseessssseeeesssseeesessseeessssneeeesssseeeessseeeees 148 Removing Installing JOystich S i sstccsastaseuzonssvssusosictastarscnscavenvanstwuseterstrsvscovensessoutneslsnueesatyrenasveneucavieds 149 REMOVE ads asa ea ea et asa E ETN EEN ETRE E EA AET EARE 149 Dns teal DIAS E E EE EE E E EA 149 Drive Lock OUt eneen ioeie a AEE a aha AEEA EA E ET AiE nE TEKEE i 150 Removing Installing the Tilt Potentio
49. IGURE 9 4 on page 108 1 Loosen but DO NOT remove the two flat head screws and the two barrel nuts that secure the footplate to the footplate clamp Refer to Detail A 2 Rotate the footplate clamp on the pivot hinge until the desired angle is achieved Refer to Detail B 3 Securely tighten footplate to footplate clamp and hinge pivot with the two flat head screws and barrel nuts 4 Repeat STEPS 1 3 for opposite side if necessary 5 For additional angle adjustment perform the following A Loosen the set screw B Rotate footplate up or down to desired position C Retighten set screw Part No 1114842 2G Tarsys Powered Seating System SECTION 9 POWER ELEVATING LEGRESTS DETAIL A DETAIL B Footplate Flat Head Screws Footplate Footplate Clamp j j Direction of Rotation FIGURE 9 4 Adjusting the Footplate Angle Adjusting the Calf Pad Adjusting the Calf Pad Width NOTE For this procedure refer to FIGURE 9 5 1 Remove the two button head screws from the calf pad and calf pad bracket 2 Reposition calf pad to calf pad bracket to desired mounting position 3 Align button head screws to mounting holes on calf pad and calf pad bracket 4 Install button head screws into calf pad bracket and calf pad Securely tighten 5 Repeat STEPS 1 4 for opposite side if necessary
50. KYA Eee 2G Tarsys Powered Seating System 2GT Tilt Only 2GR Recline Only 2GTR Tilt Recline on TDX Wheelchairs DEALER Keep this manual The procedures in this manual MUST be performed by a qualified technician Yes you can USEFUL TERMS A WARNING A QUALIFIED TECHNICIAN MUST PERFORM THE INITIAL SET UP OF THIS SEATING SYSTEM ALSO A QUALIFIED TECHNICIAN MUST PERFORM ALL PROCEDURES IN THIS SERVICE MANUAL DEALERS AND QUALIFIED TECHNICIANS DO NOT SERVICE OR OPERATE THIS EQUIPMENT WITHOUT FIRST READING AND UNDERSTANDING I THE OWNER S OPERATOR AND MAINTENANCE MANUAL 2 THE SERVICE MANUAL IF APPLICABLE AND 3 THE SEATING SYSTEM S MANUAL IF APPLICABLE IF YOU ARE UNABLE TO UNDERSTAND THE WARNINGS CAUTIONS AND INSTRUCTIONS CONTACT INVACARE TECHNICAL SUPPORT BEFORE ATTEMPTING TO SERVICE OR OPERATE THIS EQUIPMENT OTHERWISE INJURY OR DAMAGE MAY RESULT USEFUL TERMS The following acronyms are used throughout this manual BPO Back Post Only option ordered on Tilt Only systems TRSS Tilt Recline Single Switch SAC Single Actuator Control TAC Two Actuator Control TRCM Tilt Recline Control Module VSR Vernier Shear Reduction REFERENCE DOCUMENTS Refer to the table below for part numbers of additional documents which are referenced in this manual TDX BASE OWNER S TDX SERVICE MANUAL ELECTRONICS MANUAL MANUAL 1114809 1114819 1114808 MK
51. MK EX and MK TT EX Electronics Service Manual part number 1114808 for complete switch option operating instructions 4 Return the back to the position noted in STEP 2 before changing the degree of recline 2G Tarsys Powered Seating System 130 Part No 1114842 SECTION 13 TILT AND RECLINE Removing Installing the Tilt Actuator NOTE For this procedure refer to FIGURE 13 4 on page 132 Removing 1 Tilt the seat back until the front of the actuator is visible 2 Turn the wheelchair power OFF 3 Remove the rear shroud Refer to Removing Installing Rear Shroud on page 102 4 Disconnect the existing tilt actuator connector from the TRCM tilt actuator connector 5 Remove the shoulder bolt two spacers and locknut that secure the rear of the existing actuator to the rear pivot assembly A WARNING Hold the seat frame while removing the front actuator hardware otherwise injury may occur 6 While holding the seat frame remove the shoulder bolt and locknut that secure the existing actuator to the front pivot assembly 7 Remove the existing actuator from the rear pivot assembly Installing 1 Position the tilt actuator on the rear pivot assembly as shown in FIGURE 13 4 2 Line up the mounting holes in the rear of the actuator and the rear pivot assembly 3 Install the shoulder bolt two spacers and locknut that secure the rear of the actuator to the rear pivot assembly Securely tighten Torque to 13 ft lbs 2
52. Mount Mounting Bracket of Seat Frame while simultaneously pulling the Footrest Gy See center mount footrest out of the Pl gt A U mounting bracket of the seat frame IIF DN Installing Release Lever Ss 1 Engage the release lever with one hand f Rigging Pivot Pin hold the center mount footrest with the other and insert the center mount footrest into the mounting bracket of Ther geat mame FIGURE I1 1 Removing lnstalling the 2 Reinstall the rigging pivot pin to secure Center Mount Footrest the center mount footrest to the mounting bracket of the seat frame Part No 1114842 119 2G Tarsys Powered Seating System SECTION 1 CENTER MOUNT FOOTRESTS Adjusting the Height of the Center Mount Footrest A WARNING After adjusting the Center Mount Footrest minimum ground clearance for the footrest in the driving position is three inches If the Center Mount Footrest is in the retracted position and the wheelchair is not moving the footrest must maintain a minimum of one inch ground clearance Otherwise personal injury and damage may result NOTE For this procedure refer to FIGURE 11 2 1 Remove the two mounting screws that secure the footrest extension tube to the extension tube housing 2 If adjusting to one of the three shortest settings for footrest height remove the retaining ring on the angle adjustment pin and slide it out 3 Adjust the footrest extension tube to the desired height and
53. NOTE For STEPS 1 2 refer to the MK electronics Service Manual supplied with wheelchair 3 Measure the back angle relative to the seat Verify angles by using magnetic protractor Available at any hardware store 4 Remove the seat pan Refer to Removing Installing Seat Pan on page 54 5 Loosen the set screw on the recline potentiometer shaft 6 Turn potentiometer until screen on remote programmer reads 90 recline angle in current status screen of TRCM or TAC NOTE Back angle is relative to the seat frame NOTE Recline Up Limit Shows the status of the limit as programmed in the Performance Menu of TRCM or TAC If the limit has been reached the status will be TRUE If the seat or back is not at a limit the status will be FALSE NOTE Recline Down Limit Shows the status of the limit as programmed in the Performance Menu of TRCM or TAC If the limit has been reached the status will be TRUE If the seat or back is not at a limit the status will be FALSE 7 While monitoring the current status screen on the remote programmer tighten the set screw on the recline potentiometer shaft 8 Apply Glyptal to top of set screw to secure in place 2G Tarsys Powered Seating System 154 Part No 1114842 SECTION 14 ELECTRONICS DETAIL A Set Screw se AA Recline ae Potentiometer FIGURE 14 8 Adjusting Recline Potentiometer Removing Installing the Recline Potentiometer NOTE For this procedure ref
54. Part No 1114842 SECTION 5 INTERFACE HARDWARE TABLE 8 2GT and 2GTR Systems WITHOUT Center Mount Footrests AND Ventilator Ready Battery Tray MOUNTING POSITION ek NOTE Linear guides are exploded for clarity DO NOT disconnect the upper and lower portions of the linear guides The linear guide cannot be reassembled Tilt Actuator Linear Guide Socket Screw Seat Bracket Shim Lower Interface Bracket Washers Locknuts Front Pivot a Assembly Locknut Hex Screw NOTE Torque the hardware as listed below e Hex screws or socket screws securing the rear pivot 75 in lbs 20 e Hex screws securing the front pivot assembly and front of seat bracket and shoulder screw securing the tilt actuator 13 ft lbs 20 Part No 1114842 35 2G Tarsys Powered Seating System SECTION 5 INTERFACE HARDWARE TABLE 9 2GT and 2GTR Systems WITHOUT Center Mount Footrests AND Ventilator Ready Battery Tray MOUNTING POSITION NOTE Linear guides are exploded for clarity DO NOT disconnect the upper and lower portions of the linear guides The linear guide cannot be reassembled Shoulder Bolt and Locknut Front Pivot Seat Bracket N 2 BON Assembly Shim Lower Interface Bracket Washer Locknuts Locknut Hex Screw NOTE Torque the hardware as listed below e Hex screws or socket screws securing the rear pivot 75 in lbs 20 e Hex screws securing the front pivot assem
55. Pivot Assembly NN SS ee Linear Guide WE Socket Screw Shoulder Bolt and Locknut Front Pivot Seat Bracket X e oN Assembl PLR S y Shim Lower Interface Bracket Washer Locknuts Locknut Hex Screw NOTE Torque the hardware as listed below e Hex screws or socket screws securing the rear pivot 75 in lbs 20 e Hex screws securing the front pivot assembly and front of seat bracket and shoulder screw securing the tilt actuator 13 ft lbs 20 2G Tarsys Powered Seating System 40 Part No 1114842 SECTION 5 INTERFACE HARDWARE TABLE 4 2GT and 2GTR Systems WITH Center Mount Footrests AND Ventilator Ready Battery Tray MOUNTING POSITION NOTE Linear guides are exploded for clarity DO NOT disconnect the upper and lower portions of the linear guides The linear guide cannot be reassembled Tilt Actuator Shoulder Bolt and Locknut Seat Bracket Shim 3 BAK Front Pivot Assembly Lower Interface Bracket Washer Locknuts Locknut Hex Screw NOTE Torque the hardware as listed below e Hex screws or socket screws securing the rear pivot 75 in lbs 20 e Hex screws securing the front pivot assembly and front of seat bracket and shoulder screw securing the tilt actuator 13 ft lbs 20 Removing Installing the Rear Pivot Assembly Tilt Only and Tilt Recline Systems NOTE For this procedure refer to FIGURE 5 2 on page 43 Removing 1 Rem
56. Post Service Inspection Checklist on page 21 Set Screw Washer and Nut Bracket Recline Potentiometer Socket we Screw Recline Linkage u FIGURE 14 9 Removing Installing the Recline Potentiometer 2G Tarsys Powered Seating System 156 Part No 1114842 SECTION I5 WIRING AND CABLES SECTION 15 WIRING AND CABLES A WARNING After ANY adjustments repair or service and before use make sure all attaching hardware is tightened securely otherwise injury or damage may occur Before adjusting repairing or servicing the seating system ALWAYS turn the wheelchair power OFF otherwise injury or damage may result Pinch points exist between seat and base frames Use caution otherwise injury may occur Securing the Cables A WARNING Cables MUST be secured to the wheelchair frame and or base with tie wraps after servicing is complete Failure to follow the warnings and instructions below could result in injury to the users attendants and or bystanders and or damage to the wheelchair Cables MUST be secured so there are no loops of excess cable extending away from the wheelchair Bundle all excess cable together and secure with a tie wrap It may also be necessary to secure these bundles to the frame and or base Always test all wheelchair functions after securing the cables to be sure cables DO NOT get pinched or crushed during operation of the wheelchair TA
57. Refer to Removing Installing Side Shrouds on page 100 Remove the seat pan Refer to Removing Installing Seat Pan on page 54 Remove the arms Refer to Arms on page 114 Remove the back Refer to Removing Installing Back Assembly on page 91 Remove the telescoping front rigging supports Refer to Adjusting Replacing Telescoping Front Rigging Supports on page 73 2G Tarsys Powered Seating System Part No 1114842 SECTION 6 SEAT ADJUSTMENTS 7 Observe the mounting position of the existing side frame to the center seat frame for proper re installation 8 Remove two hex bolts coved washers spacers and locknuts that secure one side frame to the center seat frame NOTE For Tilt Recline and Recline Only seating systems remove the socket screw washer and locknut that secure the connecting bracket to the crossbeam 9 Remove the existing side frame from the center seat frame 10 Perform STEPS 6 8 for the remaining side frame if necessary 11 If replacing the side frame refer to either Preparing Side Frames for Replacement on page 67 Crossbeam Socket Center Seat Screw Coved Hex Bolt Washer Locknuts Locknut Spacer Connecting Bracket Coved Washer Hex Bolt Locknut Spacer Side Frame NOTE Tilt Recline seat frame shown NOTE Only on systems with recline FIGURE 6 10 Removing Side Frames Preparing Side Frames for Replacement Tilt Only Seating Systems NOTE For this procedure
58. T IN INCHES E E Hs a TS i ke NOTE Front armrest mounting holes are numbered from bottom to top for reference only There are no numbers on the armrests 5 Reinstall the socket bolt through the mounting hole determined in STEP 4 6 Reinstall the locknut and tighten securely 7A 8 While holding the armrest level tighten the two socket screws and T nuts securely Repeat STEPS 2 7 for the opposite side if necessary Part No 1114842 115 2G Tarsys Powered Seating System SECTION 10O ARMS Armrest Socket L Screws T Nuts J 6 0 q s porka Socket Bolt 9 Back Cane y Height Adjustment Holes FIGURE 10 2 Adjusting Armrest Height Installing Removing Flip Back Armrests A WARNING Make sure the flip back armrest release and height adjustment levers are in the locked position before using the wheelchair NOTE For this procedure refer to FIGURE 10 3 on page 117 NOTE Flip back armrest release lever MUST be in the unlocked up horizontal position when placing the armrest into the arm sockets Installing 1 Visually inspect to ensure flip back armrest release lever is in the unlocked up horizontal position Detail C 2 Slide the flip back armrest into the arm sockets on the seat frame 3 Install the quick release pin through the rear arm socket and flip back armrest Lock the flip back armrest by pressing the
59. TEM WEIGHT LIMITATION ALL SEATING SYSTEMS WITHOUT HEAVY DUTY OPTION 250 Ibs TILT ONLY RECLINE ONLY OR TILT RECLINE SYSTEMS WITH HEAVY DUTY OPTION 350 Ibs ALL SEATING SYSTEMS WITH VENT TRAY Subtract 50 Ibs from the seating system weight limitations 200 and 300 Ibs respectively BATTERY REQUIREMENTS Refer to Batteries on page 137 ELECTRONICS SEATING SYSTEM CONTROL MODULES TRCM SAC TAC TRSS WHEELCHAIR CONTROL MODULE MKs EX or MKs TT EX JOYSTICKS MPI or DP NOTE 20 inch deep x 20 inch wide with 24 inch high back NOTE All dimensions are 50 inches unless otherwise indicated NOTE All parameters apply to Tilt only Recline only and Tilt Recline systems except where specified All parameters are approximate A WARNING If the seating system is mounted onto a power wheelchair that has a weight limitation greater than that of the seating system the weight limitation is maintained at the seating system s limitation Example If the wheelchair is a TDX 5 with a 400 Ib weight limitation the seating system still has a weight limitation of 350 Ibs Part No 1114842 13 2G Tarsys Powered Seating System SECTION GENERAL GUIDELINES SECTION I GENERAL GUIDELINES A WARNING SECTION I GENERAL GUIDELINES contains important information for the safe operation and use of this product DO NOT use this product or any available optional equipment without first completely reading and unders
60. URE 8 5 1 Verify the joystick On Off switch is in the Off position 2 Remove the two thumb screws that secure the rear shroud to the wheelchair 3 Remove the rear shroud from the wheelchair Thumb Screws Rear Shroud Removing Installing Lower Seat Shroud NOTE For this procedure refer to FIGURE 8 6 on page 103 1 Perform one of the following actions e Tilt Only Systems and Tilt Recline Systems Tilt seat to maximum angle e Recline Only Systems i Note the mounting location of the hardware securing the recline links to the front pivot assembly ii Remove the two shoulder bolts washers and locknuts that secure the recline links to the front pivot assembly Detail A A WARNING To ensure safety secure seat in tilted position before removing installing the lower seat shroud Otherwise injury may result iii Tilt seat back and secure in tilted position 2 Remove the mounting screw coved washer washer and locknut that secure the rear portion of the lower seat shroud to the seat frame Detail B NOTE The mounting screw coved washer washer and locknut also secure the seat pan to the seat frame 3 Remove the two mounting screws that secure the front portion of the lower seat shroud to the seat frame Detail C 4 To install lower seat shroud reverse STEPS 1 3 2G Tarsys Powered Seating System 102 Part No 1114842 SECTION 8 SHROUDS DETAIL A RECLINE ONLY SYSTEMS
61. aassssoasenueasvodyccusssysssousssdbgesdetebeess 92 Overview an EK He ota a AE AAA a Rte santa inca Mal AERE E A EE aes ces 92 Removing lnstalling Arm PIVOtS jsvssutsiessssctassvediodssnbedssasssineseesncdeshscsvtiensvfenoniedebasdistenssenossesusductachesstansbees 93 PRETO VINE assine eik cident Sete tae capac cna asda loans tao st dates aks se odds feaed Mee E Sa as iotpoaa iene 93 Installing esineisiin sientas rasin tesk a ens EK Ea E TEE ETE EEE n 93 Removing Installing Adjusting Chest Positioning Strap sesseesseessesesssesseeessssesecessssreesessseereeessseeresssss 94 ReMOVINg e siressa eeestis esau aa ye oe tds ue clea ala Oia TEER oiia Teasa 94 Installing iiinis italian iuitvialeiaaancnannolalsunaiueliidingaenansbidins 94 PAUSCH SMU IE css sivas cence sce ous a esv sei weG a Caw ts biSU ea esi an Es Oden aL SE A a RNIN Cave biG EATS 94 Installing Removing Adjusting Lateral SUPPOPts cc cesessessessessessessessessesssssessssssessesseesesseesesseeseess 95 Slotted Canessa anene a sosdsesda cihedna sausuanconeeesweana cand assed ueoapecnseasasnuOabere 95 Round Canes iets inner olan eee ahah when ia EEE assim aul at ain ave ace au a 97 SECTION 8 SHROUDS SOCHOSOSHSHSHSSHSHSHSHSSHSHSSSHSHSHSSHSHSHSHSHSHSHSHSHSSHSHSHSHSHSHSHSHSHSHSHSHSHSHSSHHSHSHSHSHSHHHSSHHHCEOEOEEEE 99 Shro d COVEPVICW sissccssesiusasechbicstelinhecadesienaeniadhcsucedeustiaasabusbilaaeadecdnduneslesstealdeatbaayield sala dialehesieavinnaeaaeecke 99 Removing lnstalling VSR
62. able Tie Wraps 0 8 NTROL INPUT TAC or TRCM Controller Accessory Cable 9 Pin Sub D Cable Actuator Cable FIGURE 15 7 2G Tarsys Powered Seating System 4 Way Switch TRCM and or TAC Cables 162 Part No 1114842 SECTION I5 WIRING AND CABLES Joystick SAC or TRSS Cables NOTE For this procedure refer to FIGURE 15 8 1 Tie wrap the joystick cable from the MK controller to the rear pivot assembly Refer to FIGURE 15 8 ad f l 5 z Ly Rear Pivot assembly Battery Controller Shroud Joystick Cable Tie Wraps FIGURE 15 8 ei SAC or TRSS Cables 2 Connect the joystick cables 3 Bundle up the connected cables until there is no slack and then tie wrap them and the SAC or TRSS cables if present to the armrest All Cables Final Steps NOTE For this procedure refer to FIGURE 15 9 on page 164 1 Connect the auxiliary power connectors and any remaining cables 2 Bundle up all loose cables and then tie wrap them to the rear pivot assembly and to the rear of the tilt actuator Refer to FIGURE 15 9 3 Install the rear shroud in the location indicated in FIGURE 15 8 Refer to Removing Installing Rear Shroud on page 102 CAUTION The wheelchair must be carefully tilte
63. age 75 Socket Screw Rear Pivot Assembly Socket Screw Lower Portion of Linear Guide Seat Bracket Interface Bracket Hex Screws FIGURE 5 6 Removing Installing the Seat Brackets Tilt Only and Tilt Recline Systems 2G Tarsys Powered Seating System 50 Part No 1114842 SECTION 5 INTERFACE HARDWARE Recline Only Systems NOTE For this procedure refer to FIGURE 5 7 on page 52 Removing 1 Remove the seat assembly from the rear pivot assembly Refer to Removing Installing the Seat on page 75 Note the mounting location of the four hex screws and locknuts securing the front pivot assembly to the seat brackets Remove the four hex screws and locknuts securing the front pivot assembly to the seat brackets Remove the front pivot assembly from the seat brackets 5 Note the mounting location of the six socket screws washers and locknuts securing the rear pivot assembly to the spacer bars seat brackets and lower interface brackets Remove the six socket screws washers and locknuts securing the rear pivot assembly to the spacer bars seat brackets and lower interface brackets Remove the rear pivot assembly from the wheelchair 8 Note the mounting location of the hex screw and locknut securing the inside of the seat bracket to the lower interface bracket Remove the hex screw and locknut securing the inside of the seat bracket to the lower interface bracket 10 Remove the sea
64. ale yeeacheledaands lida destner ue ea ana cece ieRielens 45 Removing Installing the Linear Guides sssccsssssssssssssssesssssesssessssssssssssssssssssssesssssessssssssssssosses 46 Removing Installing the Seat Bracket ssssssssssssssesssssssssssecsssessssesssenssessssecsssessessseesseeesesesaeesaes 48 Tilt Only and Tilt Recline Systems s sccisccssschicesssussssaivassststesasscsdusssonsstsvncedesestovscsuessbendenstavesenbucssuoess 48 Recline Only SY SQM iS enosn inun sonst csanseatesUiepevsehdseadvanediastvsasasderesdgetye oudosdschasants Gude uisdais 5I Removing Installing the Lower Interface BracketS sessseesssessseessssseerssssseeeeesssreresssseeeeessseereeesseee 52 Removing onerarsiieniionuistaaeare ianea e ese s at Ka EE eiS PASE SE AEAEE eae REES EEE Siei 52 AUSCAN NING iiser ieoor neeese tasei Via oriana Stet oeae SeS oni Sea ENAA eoe iSi Kinoe Ses rini 52 SECTION 6 SEAT ADJUSTMENTS SOCHOHSHSHSHSHOSSHSHSHOHSSHSHSHSSHSHSHSHSHSHSHSHOSHSHSHSHSSHSHSHSHOHSOHSHSHSSHSOEESECE 54 Replacing Seat Positioning Strap cjisssicslascesviests cats tssatasssandiasts cposate eh escadeeoticesedsedhdloatenteaperaseanronattantense 54 Part No 1114842 3 2G Tarsys Powered Seating System TABLE OF CONTENTS TABLE OF CONTENTS Removing lnstalling Seat Pan spicssecccessessessscescaasesbisnasterdecuaiaedtnvaesiasi teen wlarhpecinieh omen anime 54 REMOVING oserei i i EEE ENEE REEERE EE EREEREER 54 Instali ninn a a ani a a aa a idet a S 54 A
65. align the corresponding holes to the mounting holes on the extension tube housing 4 If adjusting to one of the three shortest settings for footrest height install the angle adjustment pin and the retaining ring 5 Reinstall the two mounting screws to secure the footrest extension tube to the extension tube housing Securely tighten 6 Repeat STEPS 1 5 for the other extension tube Seat Frame Retaining Ring e Extension Tube Housing Release Lever Angle Adjustment Pin Extension Tube Mounting Screws NExtension Tube Mounting Holes Height Adjustment Holes FIGURE 11 2 Adjusting the Height of the Center Mount Footrest 2G Tarsys Powered Seating System 120 Part No 1114842 SECTION 1 CENTER MOUNT FOOTRESTS Adjusting the Angle of the Center Mount Footrest A WARNING After adjusting the Center Mount Footrest minimum ground clearance for the footrest in the driving position is three inches If the Center Mount Footrest is in the retracted position and the wheelchair is not moving the footrest must maintain a minimum of one inch ground clearance Otherwise personal injury and damage may result NOTE For this procedure refer to FIGURE 11 2 and FIGURE 11 3 1 Engage the release lever with one hand FIGURE 11 2 and move the center mount footrest to the desired angle with the other hand FIGURE 11 3 2 Disengage the release lever to lock the center mount footrest in the new position bts n C
66. at positioning strap from the seat frame Strap 3 Position the new seat positioning strap Mounts on the seat frame as shown Here 4 Reinstall the hex bolt washer and locknut as shown Tighten securely csat gene FIGURE 6 1 Replacing Seat Positioning Strap Removing Installing Seat Pan NOTE For this procedure refer to FIGURE 6 2 on page 55 Removing 1 Remove the seat cushion from the seat pan 2 Remove the five hex bolts locknuts coved washer and spacers that secure the seat pan to the seat frame Installing 1 Position the new existing seat pan on the seat frame aligning the mounting holes of the seat pan and the mounting holes of the seat frame 2G Tarsys Powered Seating System 54 Part No 1114842 SECTION 6 SEAT ADJUSTMENTS Reinstall the five hex bolts locknuts coved washer and spacers that secure the seat pan to the seat frame Torque to 75 in lbs 20 Remove the protective strips from the new seat pan and reinstall the seat cushion onto the seat pan Hex Coved Washer Seat Frame Spacers Locknut FIGURE 6 2 Removing Installing Seat Pan Adjusting Seat Width Preparing to Adjust Seat Width NOTE Reverse these steps after adjusting seat width and before returning the wheelchair to the user 1 2 N DAMM WH Tilt backward 5 to 10 degrees and or recline backward 5 to 10 degrees in order to enable hardware removal Remove the telescoping front rigging supports Refer to Adju
67. ator connector Tit P from the TRCM or TAC VSR actuator VSR oa connectors Not shown Actuator e OS _ i D Dr 3 Remove the hex bolt and locknut that Eq g secure the existing VSR actuator to the Hex Bolt FR p spreader bar at 7 i Ara j a 8 4 NOTE When the spreader bar is disconnected 7 from the VSR actuator the back pan ASM may Washers Locknut har 0 VSR Actuator Bracket FIGURE 13 5 Removing Installing the VSR Actuator Part No 1114842 SECTION 13 TILT AND RECLINE Installing 1 Position the new VSR actuator on the back as shown in FIGURE 13 5 2 Line up the mounting holes in the new VSR actuator and VSR actuator bracket 3 Install the hex bolt washers and locknut that secure the new VSR actuator to the VSR actuator mounting bracket Tighten securely Torque to 75 ft lbs 20 Refer to FIGURE 13 5 for hardware orientation 4 Connect the VSR actuator connector to the TRCM or TAC VSR actuator connectors Not shown 5 Reinstall the VSR actuator shroud Refer to Removing Installing VSR Shroud on page 100 6 Perform the post service inspection Refer to Post Service Inspection Checklist on page 21 Removing Installing the Recline Actuator NOTE For this procedure refer to FIGURE 13 6 on page 134 Removing 1 Remove the locknut and screw that secure the front of the recline actuator to the seat frame assembly 2 Remove the four socket head screws and locknuts that secure the right and l
68. bles MUST be secured to the wheelchair frame and or base with tie wraps after servicing is complete Failure to follow the warnings and instructions below could result in injury to the users attendants and or bystanders and or damage to the wheelchair Cables MUST be secured so there are no loops of excess cable extending away from the wheelchair Bundle all excess cable together and secure with a tie wrap It may also be necessary to secure these bundles to the frame and or base ALWAYS test all wheelchair functions after securing the cables to be sure cables DO NOT get pinched or crushed during operation of the wheelchair The following checklist must be performed after any procedure that requires e Removing installing the seat e Removing installing adjusting the tilt links e Replacing electronic components e Replacing actuators Q Verify all attaching hardware is tightened securely Q Make sure drive lock out engages when the wheelchair is in any tilt recline back angle combination over 20 relative to the vertical position Q Cycle system up and down to verify wiring harnesses DO NOT obstruct the path of the system If they do perform one of the following e Wires were damaged during inspection Replace damaged wires e Wires were not damaged during inspection Cut tie wraps and relocate wires to a location where they will not become damaged D Tilt Systems Verify tilt link is properly secured to the frame D
69. bly and front of seat bracket and shoulder screw securing the tilt actuator 13 ft lbs 20 2G Tarsys Powered Seating System 36 Part No 1114842 SECTION 5 INTERFACE HARDWARE TABLE 10 2GT and 2GTR Systems WITHOUT Center Mount Footrests AND Ventilator Ready Battery Tray Tilt Actuator Seat Bracket Shim Lower Interface Bracket Washer Locknuts MOUNTING POSITION NOTE Linear guides are exploded for clarity DO NOT disconnect the upper and lower portions of the linear guides The linear guide cannot be reassembled Shoulder Bolt and Locknut Front Pivot Locknut Hex Screw NOTE Torque the hardware as listed below e Hex screws or socket screws securing the rear pivot 75 in lbs 20 e Hex screws securing the front pivot assembly and front of seat bracket and shoulder screw securing the tilt actuator 13 ft lbs 20 Part No 1114842 37 2G Tarsys Powered Seating System SECTION 5 INTERFACE HARDWARE TABLE 2GT and 2GTR Systems WITH Center Mount Footrests AND Ventilator Ready Battery Tray MOUNTING POSITION Ne NOTE Linear guides are exploded for clarity DO NOT disconnect the upper and lower portions of the linear guides The linear guide cannot be reassembled Tilt Actuator Rear Pivot Assembly D q Shoulder Bolt and Locknut Linear Guide Socket Screw Seat Bracket _ Shim Front Pivot Lower Interface Assembly Bracket Washer
70. chair Bad potentiometers or out of calibration Unplug charger Recalibrate potentiometers or replace Refer to the MKs EX Electronics Service manual that is listed in Reference Documents on page 2 Removing Installing the Tilt Potentiometer on page 150 or Removing Installing the Recline Potentiometer on page 155 Programmer does not work or gives communication error System tilted or reclined beyond drive lock out angle 20 Return to neutral position upright Refer to Operating Powered Seating Systems on page 127 Switch response incorrect Programming error or bad switch Use the programmer to verify controller programming Save the proper standard program to reset switch functions Drive lockout does not engage Programming error Bad potentiometers or out of calibration Check drive lockout settings using the programmer Recalibrate potentiometers or replace Refer to the MKs EX Electronics Service manual that is listed in Reference Documents on page 2 Removing Installing the Tilt Potentiometer on page 150 or Removing Installing the Recline Potentiometer on page 155 Slow motor speeds Low battery voltage or programming speed set too low Recharge batteries Check seating system controller performance adjustment settings for actuator speed and acceleration using programmer Motor speed too fast Programming error Check seating system
71. cline Actuator and Recline Potentiometer Cables 159 4 Way Switch TRCM and or TAC Cables essssssscssessssessseesscesssecsssesssesssesssensssessseseeees 161 Joystick SAC or TSS Cables sicsc sicigecs cscee ude ccesaeciisisessetaclozectasceseeeseenceeteshanrwieabobec es tevapteosuanste 163 All Gables Final Steps erinran aoan a a e E A a E EKRE ERS 163 Wiring Schematics nasrining nen ae a a aR 164 PRSS ohea aae eaaa NETSESE Eo Eka DAE cous Le AEE OaE OEE a EER oaei N Tae 164 Y N OEE E E E E EAA 165 TREM TA C eet eg tel A e a aa eE A E Dead et E taba ale 166 LIMITED WARRANTY CCOCOCOCOOCOOCOCOCOCOCOOOOCOOOO00000000000000000000000000000000000000000000 168 2G Tarsys Powered Seating System 8 Part No 1114842 SPECIAL NOTES SPECIAL NOTES Signal words are used in this manual and apply to hazards or unsafe practices which could result in personal injury or property damage Refer to the table below for definitions of the signal words SIGNAL WORD MEANING Danger indicates an imminently hazardous situation which if not avoided DANGER will result in death or serious injury Warning indicates a potentially hazardous situation which if not avoided WARNING could result in death or serious injury Caution indicates a potentially hazardous situation which if not avoided CAUTION may result in property damage NOTICE THE INFORMATION CONTAINED IN THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE WHEELCHAIR TI
72. controller performance adjustment settings for speed using programmer Seating system functions respond to switch commands but not to driver control Programming error Incorrect malfunctioning driver control Check the performance adjustment menu for the base and make sure that the tilt recline adjustment is turned on in all available drives Replace drive control Seating system function will only operate in one direction Bad potentiometers or out of calibration Current Rollback Check for physical damage to potentiometers and wiring and replace if necessary Recalibrate potentiometers Leave power on and DO NOT activate seating functions for at least 3 minutes Call Invacare Technical Services Motor runs then loses power then runs again Heavy load sensed by seating system controller Leave power on and DO NOT activate seating functions for at least 3 minutes Call Invacare Technical Services Part No 1114842 23 2G Tarsys Powered Seating System SECTION 5 INTERFACE HARDWARE SECTION 35 INTERFACE HARDWARE A WARNING After ANY adjustments repair or service and BEFORE use make sure all attaching hardware is tightened securely otherwise injury or damage may occur Before adjusting repairing or servicing the seating system ALWAYS turn the wheelchair power OFF otherwise injury or damage may result Pinch points exist between seat and base frames Use cauti
73. ction may occur 1 Refer to the following chart to determine the components that are required for a particular seat depth SEAT DEPTH INCHES 20 20 COMPONENT 16 17 18 19 OPTION OPTION 2 21 22 Side Frame inches 16 16 16 or 18 18 18 20 20 20 or 22 Center Seat Frame Small Small Small Small Small Small Large Large Seat Pan inches 16 17 18 19 20 20 2l 22 Leg Support Tube Short Short Short Short Short Long Long Long NOTE Seating systems with mechanical legrests only 2 To replace an applicable component refer to the following list of procedures COMPONENT PROCEDURE Side Frame Removing Installing Side Frames on page 66 Center Seat Frame Removing Installing Center Seat Frame on page 70 Seat Pan Removing Installing Seat Pan on page 54 Leg Support Tube Adjusting Leg Support Tubes on page 73 3 It may be necessary to reposition the seat Refer to Repositioning the Seat on page 24 and to determine if this adjustment is necessary 2G Tarsys Powered Seating System 60 Part No 1114842 SECTION 6 SEAT ADJUSTMENTS Adjusting Seat Angle Tilt Only and Tilt Recline Seating Systems NOTE For this procedure refer to FIGURE 6 5 on page 61 1 To gain access to the mounting hardware tilt seating system back to 45 degrees 2 Remove the batteries 3 Remove the shoulder bolt spacer and locknut that secure the angle block to the front pi
74. d backward and forward to the maximum positions in order to determine if any cables are snagged and stretched by the bat tery controller shroud Tie wrap any loose cables and test again until there is no snagging Part No 1114842 163 2G Tarsys Powered Seating System SECTION I5 WIRING AND CABLES Tilt Actuator Rear Pivot Assembly eee FIGURE 15 9 All Cables Final Steps Wiring Schematics TRSS Tilt Actuator Connector Anderson Connector Tilt Potentiometer Connector Molex MKs Wheelchair Controller 24 VDC Auxiliary Power Connectors to AUX Output of Wheelchair Controller Custom 3 Pin Plug Network Connection to Programmer Port of Joystick 3 Pin Circular DIN Plug MKs Joystick MKIV Programmer For Programming Actuator and Wheelchair Control MKs Joystick Connection Wheelchair Controller Programmer Port Battery Charging Port 15 Pin D Sub for Control of 3 Pin Circular DIN Socket Wheelchair and Actuators 2G Tarsys Powered Seating System 164 Part No 1114842 SAC SECTION I5 WIRING AND CABLES Tilt Potentiometer Connector 3 Pin Molex Tilt Actuator Connector 2 Pin Anderson SAC Od oo o MKIV Programmer For Programming Actuator and Wheelchair Control Part No 1114842 24 VDC Auxiliary Power Connectors to AUX Output of Wheelchair Controller Custom 3 Pin Plug MKs Wheelchair Controller i Network Connection to ACC Port of
75. dhabeuucdlalaasidesssaiesesua be usiabuensucsbueeieesdcacaneiains 117 Adjusting Flip Back Armrest Height csscssssssssesscessssessessssessssusssessscsssecssenssessssncscencseensaseseeees 118 SECTION I Il CENTER MOUNT FOOTRESTS SOOHHSHSHSHSSHSHSHSSHSHSHSHSHSSSHSHHSSSHSSECSESECES I 19 Removing Installing the Center Mount Footrest ssssssssssssssssssecsssessesssecsssecsecusseensseeseensseenes 119 FSI OVI wreidet iei ieia S A i E NEA E AEE Sharan ceva a A 119 PSC NS niisiis path eiesisodaoiriksii otses sso sssi sibs op teasd seia otioti ins Tei S atatea 119 Adjusting the Height of the Center Mount Footrest cssssscssssssecssssssseeseesssessseusseenseseseens 120 Adjusting the Angle of the Center Mount Footrest cscsssssssssssssscssssescssssesssssssesseensseeseenes 121 Adjusting the Center Mount Footplate Angle ccscscesessessessessessessessesssssssesessssessesssssesseeseenees 121 After 2 IO Tsetse a cla cha ar AE NE E EE NS 121 Before 2 SO r E A EE R A a A EE 122 Adjusting the Tension of the Center Mount Footplate sessesssseesessesssssesssreeesssessssersssseesssseres 122 Removing Installing the Release Lever Assembly ssessesssessssesssssseeessssreeessssrecesssseeeessssreeesssrereresss 122 SECTION I 2 HEADREST SOCHSOSHSHSHSSSHSHSHSSHSHSHSHSHSHSHSHSHSHSHSHSHSHSHSHSHSHSHSHSHSHSHSHSHSHSHSHSHSHSHSHHOSHHHHEOSHSEEEEEE l 24 Removing Installing Adjusting Headrest ssssesscsssessesecsssesseessessssessssssseeu
76. djusting Headrest Height above NOTE One style of headrest shown for clarity Both styles of headrest attach the same way FIGURE 12 2 Replacing Headrest Part No 1114842 125 2G Tarsys Powered Seating System SECTION 13 TILT AND RECLINE SECTION 13 TILT AND RECLINE A WARNING After ANY adjustments repair or service and before use make sure all attaching hardware is tightened securely otherwise injury or damage may occur Before adjusting repairing or servicing the seating system ALWAYS turn the wheelchair power OFF otherwise injury or damage may result Pinch points exist between seat and base frames Use caution otherwise injury may occur A Note About Drive Lock Out A WARNING NEVER operate the wheelchair while in any tilted reclined back angle position over 20 relative to the vertical position If the drive lock out does not stop the wheelchair from operating in a tilt position over 20 relative to the vertical position DO NOT operate the wheelchair DO NOT attempt to adjust the drive lock out Have the wheelchair serviced by a qualified technician The wheelchair user MUST have a clear line of sight to drive safely On initial chair delivery and after adjusting the back angle drive lock out switch tilt system or recline system tilt and recline the seat back to the farthest driving position immediately before drive lock out engages and ensure there is a clear line of sight present in which to driv
77. djusting Seat Widthrro sinian iesea aiea iaeia a oe raoe a ERO aa Ea Aa ENa 55 Preparing to Adjust Seat Width sseesesssseessssesssssesssseessscesssseeessseessseressereessseessseessseeessseresseresrerssse 55 Tilt Only Seating Sy SCN reas seas tas ca es pce atau Laces tested iva cadet esti iieii 56 Recline Only or Tilt Recline Seating Systems sssssssssesecesssssessssssssssssessessesssesssssssssesssses 57 Adj sting Seat Depth ye ccsciusvscnnerssevindasencantaoenessoesapanmnnercsusivchedyninatnvomergeneenunecnesiemenmereomengenunyenenaiey 58 PRD OU Seat Depths aa acne aa RAE sat cinch conte A RAER 58 Adjusting Seat Dep thisicisyncesicsinessic coicpacas a a aa a ia a ai 60 Adjusting Seat AUB S roniroosi eia Ee a EEA E EREE KOA AREE 6l Tilt Only and Tilt Recline Seating Systems ssss sssssseeesessseeesssssecessssreeesssssecesssseereesssreeesssseeeessseerees 6l Recline Only Seating Systems sessesssssesssssessssesssseessseeesssersssseessstesssceessseeessceessseessseeesneeesseeessseeess 6l Removing lInstalling Side Frames sssssesssssesseeesesseeessssseeesssseeteessseretesssrereressnreressreteeessereressseereessrereresss 66 REMOVING Side Frames aa dimanche rere i a EEEE RE 66 Preparing Side Frames for Replacement sesesesesesesesessesesssessressseesreesreesssesseesseeesreesseesseeeseerseeeseess 67 AIT a a E EE A E E E 69 Removing Installing Center Seat Frame ssssesssesseeesessseeesssseetessssereeesssrereressneeres
78. e assembly up and off the existing back canes NOTE There are plastic sleeves positioned between the back slides and the back canes These may fall out when back slide assembly is removed Installing 1 Install the two new existing plastic sleeves on the new existing back canes 2 Slide the new existing back back slide assembly onto the two new existing back canes 3 Line up the mounting holes in the new existing back back slide assembly two plastic sleeves and new existing back canes 4 Perform one of the following e Tilt Only Systems Install the two shoulder screws that secure the two new existing back slides and plastic sleeves to the new existing back canes on the BOTTOM mounting hole Tighten securely e Tilt Recline and Recline Only Systems Install the two shoulder screws that secure the two new existing back slides and plastic sleeves to the new existing back canes on the TOP mounting hole Tighten securely 5 Perform one or more of the following e Replace the back canes Refer to Removing Installing Back Canes on page 89 e Install the back pan Refer to Removing Installing Back Pan on page 85 2G Tarsys Powered Seating System 90 Part No 1114842 SECTION 7 BACK ADJUSTMENTS Tilt Recline Tilt Only Systems Plastic Sleeve Plastic Sleeve Between Back Cane Between Back Cane and Back Slide and Back Slide Back Washer Gane Shoulder La Back Screw Slide BOTTOM Mounting Hole TOP Mounti
79. e desired position 25 Slide the adjustment lock with lever over the end of the joystick mounting tube and secure the adjustment lock to the tube by turning the adjustment lock lever Tie wrap the joystick cable to the joystick mounting tube and to the bottom of the armrest not shown Connect the joystick connectors not shown 5 Perform the post service inspection Refer to Post Service Inspection Checklist on page 21 Part No 1114842 149 2G Tarsys Powered Seating System SECTION 4 ELECTRONICS Joystick Se BY Mounting G Bracket i Brom eer N Joystick HERE Cee Mounting al Aes aS we Tube S Joystick Mounting Bracket Opened Hole Adjustment Lock Half Clamp with Lever NOTE It is not necessary to remove the mounting brackets FIGURE 14 5 Removing Installing Joystick s Drive Lock Out Drive lock out is a feature designed to prevent the wheelchair from being driven after the seating system has been tilted or reclined beyond 20 relative to the vertical position The back can be positioned at a 10 relative offset to the seat base thereby resulting in a back angle potential of 30 before which the drive lock out is activated This may affect the wheelchair user s line of sight while driving Make sure the wheelchair user can see properly to ensure safe driving When the drive lock out feature has been activated the LED on the single function toggle switch will light NOTE 20 back ang
80. e the wheelchair If a clear line of sight is not present have the back angle repositioned or readjust the lockout angle such that safe driving with a clear line of sight is achieved Otherwise injury or damage may occur The LED on the single function toggle switch will light when the drive lock out feature has been activated Drive lock out is a feature designed to prevent the wheelchair from being driven after the seating system has been tilted or reclined beyond 20 relative to the vertical position The back can be positioned at a 10 relative offset to the seat base thereby resulting in a back angle potential of 30 before which the drive lock out is activated This may affect the wheelchair user s line of sight while driving Make sure the wheelchair user can see properly to ensure safe driving NOTE 20 back angle can be any combination of recline tilt and or surface angle NOTE Refer to Typical Product Parameters on page 12 for tilt and or recline angle ranges 2G Tarsys Powered Seating System 126 Part No 1114842 SECTION 13 TILT AND RECLINE Operating Powered Seating Systems A GENERAL WARNINGS Refer to A Note About Drive Lock Out on page 26 before performing this procedure Pinch points may occur when returning the seat from any tilted position to the full upright position Make sure the hands and body of both the occupant and attendants bystanders are clear of all pinch points before returning the seat to
81. e to the TRCM SAC or TRSS connector 3 pin Molex 2 Bundle up the tilt potentiometer cable and tie wrap it to the rear pivot assembly Refer to FIGURE 15 3 2G Tarsys Powered Seating System 158 Part No 1114842 SECTION I5 WIRING AND CABLES __ Tilt Potentiometer Tie Wrap Rear Pivot Assembly a FIGURE 15 3 Tilt Potentiometer Cable Power Elevating Legrest Recline Actuator and Recline Potentiometer Cables NOTE For this procedure refer to FIGURE 15 4 on page 160 and FIGURE 15 5 on page 161 1 Perform one of the following e Recline Only Systems Perform the following steps NOTE Two people need to perform this procedure i One person should support the front of the seat assembly ii Note the mounting location of the recline links for proper installation iii The remaining person should remove the two shoulder bolts and locknuts securing the recline links to the front pivot assembly iv Carefully tilt the seat assembly back e Tilt Only or Tilt Recline Systems Use the tilt mechanism to tilt the seat back 15 to allow room to work NOTE Right and left are determined from the perspective of an observer in front of the wheelchair 2 Route the left power elevating legrest cable and the recline actuator cable to the bottom of the lower seat shroud and tie wrap the cables to the lower seat shroud Refer to FIGURE 15 4 3 Repeat STEP 2 for the right power elevating legrest cable 4 Connect the
82. e together and secure with a tie wrap It may also be necessary to secure these bundles to the frame and or base ALWAYS test all wheelchair functions after securing the cables to be sure cables DO NOT get pinched crushed or strained during operation of the wheelchair Operation Information Invacare products are specifically designed and manufactured for use in conjunction with Invacare accessories Accessories designed by other manufacturers have not been tested by Invacare and are not recommended for use with Invacare products DO NOT attempt to lift the wheelchair by any removable detachable parts Lifting by means of any removable detachable parts of a wheelchair may result in injury to the user or damage to the wheelchair 2G Tarsys Powered Seating System 14 Part No 1114842 SECTION GENERAL GUIDELINES Performance adjustments should only be made by professionals of the healthcare field or persons fully conversant with this process and the driver s capabilities Incorrect settings could cause injury to the driver bystanders damage to the chair and to surrounding property After the seating system has been set up adjusted check to make sure that the seating system performs to the specifications entered during the set up procedure If the seating system does NOT perform to specifications turn the wheelchair OFF IMMEDIATELY and re enter the set up specifications Repeat this section until the seating system performs to specif
83. e wheelchair to Invacare for service NOTE For this procedure refer to FIGURE 6 14 on page 72 NOTE The following procedure is for Tilt Only seating systems Removing Center Seat Frame 1 Remove the side shrouds Refer to Removing Installing Side Shrouds on page 100 Remove the seat pan Refer to Removing Installing Seat Pan on page 54 Remove the arms Refer to Removing Armrests on page 114 2 3 4 Remove the back Refer to Back Adjustments on page 80 5 Remove the legrests Refer to Installing Removing the Power Elevating Legrests on page 104 6 Remove the side frames Refer to Removing Installing Side Frames on page 66 2G Tarsys Powered Seating System 70 Part No 1114842 SECTION 6 SEAT ADJUSTMENTS 7 Remove the two shoulder bolts and locknuts that secure the existing center seat frame to the rear pivot assembly Refer to Detail A 8 Note the mounting position of the two tilt links Refer to Detail B A WARNING Support the center seat frame before removing the shoulder bolt and locknuts that secure the tilt links to the front pivot assembly Otherwise injury or damage could occur 9 While supporting the center seat frame remove the shoulder bolt and locknut that secure the tilt link to the front pivot assembly Refer to Detail B 10 Remove the existing center seat frame from the base frame 11 Remove the retaining ring that secures the tilt link and washers to the existing c
84. ear guides and clamp bars to the rear pivot assembly 10 Remove the two socket screws securing the upper portion of the linear guides and clamp bars to the rear pivot assembly 11 Slide the rear pivot assembly forward 12 Align the access holes revealed after performing STEP 6 with the front two socket screws securing the upper portion of the linear guides and clamp bars to the rear pivot assembly 13 Repeat STEP 10 and STEP 11 for the remaining two socket screws securing the upper portion of the linear guides and clamp bars to the rear pivot assembly NOTE Retain the clamp bars for reinstallation Installing 1 Reverse STEP 8 to STEP 13 in Removing to install the rear pivot onto the linear guides Torque socket screws to 75 in lbs 20 N Reverse STEP 3 to STEP 7 in Removing to install the linear guides onto the seat bracket Hand tighten the two socket screws securing the linear guides to the seat brackets CAUTION The linear guides MUST be parallel and the rear pivot assembly MUST move freely on the linear guides Otherwise damage to the seating system will occur during operation 3 Adjust the linear guides until they are parallel 4 Slide the rear pivot assembly forward and back to see if it slides freely on the linear guides 5 Perform one of the following e Rear Pivot Assembly Slides Freely Proceed to STEP 6 e Rear Pivot Assembly Is Hard To Move Repeat STEP 3 and STEP 4 until the rear pivot ass
85. eat brackets to the lower interface brackets in the location noted in STEP 5 of Removing Torque to 13 ft lbs 20 Reverse STEP 7 to STEP 12 in Removing to install the linear guides onto the seat bracket Hand tighten the two socket screws securing the linear guides to the seat brackets a CAUTION The linear guides MUST be parallel and the rear pivot assembly MUST move freely on the linear guides Otherwise damage to the seating system will occur during operation 3 Adjust the linear guides until they are parallel 4 Slide the rear pivot assembly forward and back to see if it slides freely on the linear guides Part No 1114842 49 2G Tarsys Powered Seating System SECTION 5 INTERFACE HARDWARE 5 Perform one of the following e Ifthe rear pivot assembly slide freely proceed to STEP 6 e Ifthe rear pivot assembly is hard to move repeat STEP 3 and STEP 4 until the rear pivot assembly moves freely NOTE It may be necessary to loosen the socket screws to adjust the linear guides 6 Torque the socket screws to 75 in lbs 20 7 Align the front pivot assembly with the seat brackets 8 Secure the front pivot assembly to the seat brackets in the location noted in STEP 1 of Removing Torque to 13 ft lbs 20 9 Secure the front of the tilt actuator to the front pivot assembly using the shoulder screw and locknut Torque to 23 ft lbs 20 10 Install the seat assembly Refer to Removing Installing the Seat on p
86. ect the joystick 5 Perform the post service inspection of the system Refer to Post Service Inspection Checklist on page 21 Part No 1114842 79 2G Tarsys Powered Seating System SECTION 7 BACK ADJUSTMENTS SECTION 7 BACK ADJUSTMENTS A WARNING After ANY adjustments repair or service and BEFORE use make sure all attaching hardware is tightened securely otherwise injury or damage may occur Before adjusting repairing or servicing the seating system ALWAYS turn the wheelchair power OFF otherwise injury or damage may result Pinch points exist between seat and base frames Use caution otherwise injury may occur Adjusting Back Width NOTE When changing the width of the back the width of the entire seating system needs to be changed Refer to Adjusting Seat Width on page 55 Adjusting Back Angle NOTE The following procedure is for Tilt Only seating systems NOTE For this procedure refer to FIGURE 7 1 on page 81 1 Refer to Detail A in FIGURE 7 1 to determine the corresponding connector bracket mounting holes for the desired back angle A WARNING Support the weight of the back BEFORE removing the hex bolt and shoulder bolt on the opposite side of the seat frame Otherwise injury or damage may occur N Remove the shoulder bolt washer and locknut that secure the curved link to the rear of the slide block and connector bracket Remove the hex bolt washer and locknut that secure the fro
87. ed Back Cane Mounting Screw Controller Bracket Washer Hex Screw TRCM TAC DETAIL C Round Back Cane Washer U Bracket pper Bracke eed Short Hex Screw Washer Locknut Screws Controller Bracket FIGURE 14 3 Removing Installing the TAC or TRCM Part No 1114842 145 2G Tarsys Powered Seating System SECTION I14 ELECTRONICS Programming the TAC a OY OS Pe oe ee 10 11 12 Connect the remote programmer into the front face of the TAC Press the Power button to turn on the remote programmer Scroll to the ADVANCED menu and press the Select button Scroll to SYSTEM TYPE and select the appropriate standard program Press the Menu button Scroll to ACTUATOR SELECTION and press the Select button Select each direction input control and adjust to the following settings e Forward U D e Reverse U D e Right Up e Left Down Press the Save button Press the Menu button Scroll to PERFORMANCE ADJUST and press the Select button Scroll to LIMITS TYPE and press the Select button Select the appropriate input type Potentiometers and press the Save button 13 Calibrate the tilt potentiometer Refer to Calibrating the Tilt Potentiometer for a TAC on page 146 Calibrating the Tilt Potentiometer for a TAC 1 Select CALIBRATIONS from the main menu The calibrations menu will be displayed TILT ANGLE RECLINE ANGLE Select the menu item that corresponds to the poten
88. ee 110 Removing Installing the Power Elevating Legrest Harness sssssssssssseceseesesesseessseesessseenees 110 REMOVING osi aiioe teete ieaiai eriei de peed Si as sae eve a Mae ea Nees ax esin 110 Installing iniiis ede etnschateieabeden Mlalnentaaleeinatadetgia acta dala aadenleaccseana ead eseanwstaueseiadeesd 110 Part No 1114842 5 2G Tarsys Powered Seating System TABLE OF CONTENTS TABLE OF CONTENTS Removing Installing the Power Elevating Legrest Actuator csssssecsssecsssesesesssesseessseenseeesees 112 PRC UNO VIN casi law cate se e ai tha Die E ERRE EAEE AEE EER 112 Dip SeaMU UT ras se ed essa te ates apa decals o dials Dl a iLE a S 112 SECTION l 0 ARMS SOCHHOSHSHSHSHSSSHSHSSSHSHSHSSHSHSHSHSHSHSHSHSHSSHSHSSHSHSHSHSHSHSHSHSHSHSHSHSHSHSHSHSHSHHSHSHSHSHSHHSHHHHEHHSECECEEEE I 4 Removing Installing Reclining Arrests sssesssssscessecssecsssessceusscesssecscsusseeussecseseesesusseeusaeeseenees 114 Removing TIP ESES ssn enra eaa e ia a Outen a E a aeiae 114 Installing PAT RSSES eas siknos irern einioes eanan SEEE AKAS ETE S 114 Adjusting Armrest Peighitsssjsccccesssivevsassstinsynassicetsessensiesveasysusuesssa ives sendsenyanse ae SEEEN 115 Installing Removing Flip Back Armrest c csscssessessessessessssssesessessessessessessessssssssssesessessessesaeeseess 116 Installing an a Ee acne adv as aoa avd emacs em anos em oem a mma 116 REMOVING scasisssacSaceabaceacada Hi pdestan ces E nist iaia n anora o arisi
89. eft actuator brackets to the crossbeam 3 Take note of the right and left actuator bracket orientations NOTE The left and right brackets have long and short sides The right and left brackets must be put back correctly or range of motion will be lost 4 Release the pins that secure the actuator brackets to the recline actuator 5 Remove the recline actuator Installing 1 Secure the pins in the right and left actuator brackets to the recline actuator Make sure the orientation of each bracket is correct 2 Install the right and left actuator brackets with the recline actuator attached to the crossbeam assembly with the four socket head screws and locknuts 3 Install the front of the recline actuator to the seat frame assembly with the locknut and screw Part No 1114842 133 2G Tarsys Powered Seating System SECTION I3 TILT AND RECLINE 3g NOTE The crossbeam is a aa Ue i shown removed for clarity of 4 Crossbeam Actuator Bracket LAG I of 2 Locknut Recline Actuator Pin I of 4 Locknut FIGURE 13 6 Removing Installing the Recline Actuator Testing the Actuators 1 Cycle each function of the seating system tilt recline VSR power legs through the full range of motion and observe the cables to make sure no cables are pinched crushed or pulled by the mechanisms 2 Flip back armrests and observe the cables to make sure the joystick and or switch cables
90. embly moves freely NOTE It may be necessary to loosen the socket screws to adjust the linear guides 6 Torque the socket screws to 75 in lbs 20 7 Secure the rear of the tilt actuator to the rear pivot assembly using the shoulder bolt two bushings and the locknut Torque to 23 ft lbs 20 8 Install the seat assembly Refer to Removing Installing the Seat on page 75 Part No 1114842 47 2G Tarsys Powered Seating System SECTION 5 INTERFACE HARDWARE Bushings Locknut Shoulder Bolt Clamp Bar Rear Pivot Assembly Upper Portion of Linear Guide Socket Screw Access Hole Lower Portion of Linear Guide Seat Bracket Lower Interface Bracket Locknut NOTE Front of tilt actuator shown disassembled for clarity only There is no need to remove the hardware securing the front of the tilt actuator for this procedure FIGURE 5 5 Removing Installing the Linear Guides Removing Installing the Seat Brackets Tilt Only and Tilt Recline Systems NOTE For this procedure refer to FIGURE 5 6 on page 50 Removing 1 Remove the seat assembly from the rear pivot assembly Refer to Removing Installing the Seat on page 75 2 Note the mounting location of the four hex screws and locknuts securing the front pivot assembly to the seat brackets 2G Tarsys Powered Seating System 48 Part No 1114842 SECTION 5 INTERFACE HARDWARE o3 Remove the four hex screws and locknuts securing the fro
91. endants bystanders are clear of all pinch points before returning the tilted seat to the full upright position Fully Tilted Seat Pinch Points FIGURE 2 1 Pinch Points Part No 1114842 17 2G Tarsys Powered Seating System SECTION 3 EMI INFORMATION SECTION 3 EMI INFORMATION A WARNING CAUTION IT IS VERY IMPORTANT THAT YOU READ THIS INFORMATION REGARDING THE POSSIBLE EFFECTS OF ELECTROMAGNETIC INTERFERENCE ON YOUR POWERED WHEELCHAIR Electromagnetic Interference EMI From Radio Wave Sources Powered wheelchairs and motorized scooters in this text both will be referred to as powered wheelchairs may be susceptible to electromagnetic interference EMI which is interfering electromagnetic energy EM emitted from sources such as radio stations TV stations amateur radio HAM transmitters two way radios and cellular phones The interference from radio wave sources can cause the powered wheelchair to release its brakes move by itself or move in unintended directions It can also permanently damage the powered wheelchair s control system The intensity of the interfering EM energy can be measured in volts per meter V m Each powered wheelchair can resist EMI up to a certain intensity This is called its immunity level The higher the immunity level the greater the protection At this time current technology is capable of achieving at least a 20 V m immunity level which would provide usef
92. enter Mount Footrest FIGURE I1 3 Adjusting the Angle of the Center Mount Footrest Adjusting the Center Mount Footplate Angle After 2 14 07 NOTE For this procedure refer to FIGURE 11 4 1 Loosen but DO NOT remove the two rear mounting screws and side mounting Center Mount Pron Rigging Screw J 2 Move the footplate to the desired angle Rear Mounting Foii 3 Tighten the two rear mounting screws Screws and side mounting screw to secure the Side Mounting 3 footplate in the desired position 4 Repeat STEPS 1 and 2 for the other footplate FIGURE 11 4 Adjusting the Center Mount Footplate Angle After 2 14 07 Screw Part No 1114842 121 2G Tarsys Powered Seating System SECTION 1 CENTER MOUNT FOOTRESTS Before 2 15 07 NOTE For this procedure refer to FIGURE 11 5 1 Loosen but DO NOT remove the footplate mounting screw Center Mount Footrest 2 Move the footplate to the desired angle 3 Tighten the footplate mounting screw to secure the footplate in the desired Footplate position Footplate Mounting 4 Repeat STEPS 1 and 2 for the other Gone footplate FIGURE 11 5 Adjusting the Center Mount Footplate Angle Before 2 15 07 Adjusting the Tension of the Center Mount Footplate NOTE For this procedure refer to FIGURE 11 6 NOTE The tension can be adjusted to increase or decrease the rotation
93. enter seat frame Refer to Detail C 12 Remove the washers and tilt link from the existing center seat frame 13 If installing a new center seat frame remove the four washers and one retaining ring from the front pin on the existing center seat frame and transfer onto the new center seat frame Refer to Detail B 14 Repeat STEPS 11 13 for the opposite tilt link Installing Center Seat Frame 1 Position the tilt link and washers on the new center seat frame Refer to FIGURE 6 14 for hardware orientation N Install the retaining ring that secures the tilt link and washers to the new center seat frame 3 Repeat STEPS 1 2 for the opposite tilt link 4 Align the mounting holes on the new center seat frame with the mounting holes on the rear pivot assembly g Secure the new center seat frame to the rear pivot assembly with two shoulder bolts and locknuts Torque to 75 in lbs 20 oY Position the mounting hole in the tilt link with the mounting hole determined in STEP 8 of Removing Center Seat Frame on page 70 Secure the tilt links to the front pivot assembly with the shoulder bolts and locknuts Torque to 75 in lbs 20 a oe Install the new existing side frames Refer to Removing Installing Side Frames on page 66 Install the side shroud Refer to Removing Installing Side Shrouds on page 100 10 Install the seat pan Refer to Removing Installing Seat Pan on page 54 11 Install the telescopin
94. er interface brackets to the battery box Installing 1 Secure the lower interface brackets to the battery box using the six button screws washers and locknuts Torque to 13 ft lbs 20 2 Install both seat brackets Refer to Removing Installing the Seat Brackets on page 48 3 Install the seat assembly onto the rear pivot assembly Refer to Removing Installing the Seat on page 75 2G Tarsys Powered Seating System 52 Part No 1114842 SECTION 5 INTERFACE HARDWARE Lower Interface Brackets Washer Washer Locknuts Locknuts Battery Box Button Screws FIGURE 5 8 Removing Installing the Lower Interface Brackets Part No 1114842 53 2G Tarsys Powered Seating System SECTION 6 SEAT ADJUSTMENTS SECTION 6 SEAT ADJUSTMENTS A WARNING After ANY adjustments repair or service and BEFORE use make sure all attaching hardware is tightened securely otherwise injury or damage may occur Before adjusting repairing or servicing the seating system ALWAYS turn the wheelchair power OFF otherwise injury or damage may result Pinch points exist between seat and base frames Use caution otherwise injury may occur Replacing Seat Positioning Strap NOTE For this procedure refer to FIGURE 6 1 Locknut 1 Remove the two hex bolts washers and locknuts that secure the two halves of the seat positioning strap to the seat Seat Positioning f Hex rame Bolt 2 Remove the existing se
95. er to FIGURE 14 9 on page 156 Removing 1 Remove the socket screw spacer and locknut securing the linkage to the center seat frame 2 Loosen the set screw on the recline linkage 3 Remove the recline linkage from the recline potentiometer 4 Remove the nut and washer securing the recline potentiometer to the bracket 5 Remove the recline potentiometer from the bracket 6 Unplug the recline potentiometer cable from the TRCM or TAC 7 Cut any tie wraps securing the recline potentiometer cable to the wheelchair Installing 1 Install the recline potentiometer up through the bracket 2 Install the washer onto the recline potentiometer and secure to the bracket using the nut 3 Install the recline linkage onto the recline potentiometer Part No 1114842 155 2G Tarsys Powered Seating System SECTION 14 ELECTRONICS 4 Turn the potentiometer fully clockwise until it stops and then back 1 8 turn counter clockwise Tighten the set screw to secure the recline linkage to the recline potentiometer 6 Secure the recline linkage to the center seat frame using the socket screw spacer and 8 9 locknut Route and secure the recline potentiometer cable as described in Securing the Cables on page 157 Plug the recline potentiometer cable into the TRCM or TAC 3 pin Molex connector Adjust the recline potentiometer Adjusting Recline Potentiometer on page 154 10 Perform the post service inspection Refer to
96. eral support Back Cane 3 Tighten the three socket screws to secure the half clamps to the back cane Ue f FIGURE 7 15 Adjusting Lateral Height Part No 1114842 97 2G Tarsys Powered Seating System SECTION 7 BACK ADJUSTMENTS Adjusting Lateral Depth NOTE For this procedure refer to FIGURE 7 16 1 Remove the two flat screws that secure the lateral support pad to the bracket 2 Reposition the bracket to the other set of mounting holes in the lateral support 3 Install the two flat screws to secure the lateral support pad to the bracket Lateral Support Pad Mounting Holes Bracket Flat Screws FIGURE 7 16 Adjusting Lateral Depth Adjusting Lateral Width NOTE For this procedure refer to FIGURE 7 17 Note the depth mounting position of the lateral support pad Remove the two flat screws that secure the lateral support pad to the existing bracket Remove the two socket screws that secure the existing bracket to the hinge Align the mounting holes in the new bracket with the mounting holes in the hinge Use the two socket screws to secure the new bracket to the hinge Oy T cal ee ee a Secure the lateral support pad to the new bracket with the two flat screws Hinge BE Bracket Lateral Support Pad __ a Screws Pa Flat Screws FIGURE 7 17 Adjusting Lateral Width 2G Tarsys Powered Seating System 98 Part No 1114842 SECTION 8 SHROUDS SECTION 8 SHROUDS A WARNING After ANY adjustme
97. ered Seating System SECTION 5 INTERFACE HARDWARE NOTE These items are on tilt systems only FIGURE 5 4 Removing Installing the Front Pivot Assembly Removing Installing the Linear Guides NOTE For this procedure refer to FIGURE 5 5 on page 48 NOTE This procedure applies to Tilt Only and Tilt Recline Systems Only Removing 1 Remove the seat assembly from the rear pivot assembly Refer to Removing Installing the Seat on page 75 2 Remove the shoulder bolt two bushings and locknut securing the rear of the tilt actuator to the rear pivot assembly 3 Slide the rear pivot assembly forward 4 Align the rear access holes with the rear two socket screws securing the rear of the lower portion of the linear guides to the seat bracket NOTE If necessary remove the batteries and turn the wheelchair on its side to check the alignment of the hardware with the access hole 5 Remove the two socket screws washers and locknuts securing the rear of the lower portion of the linear guides to the seat bracket 6 Slide the rear pivot assembly backward 2G Tarsys Powered Seating System 46 Part No 1114842 SECTION 5 INTERFACE HARDWARE N Remove the two socket screws washers and locknuts securing the front of the lower portion of the linear guides to the seat bracket 8 Slide the rear pivot assembly backward 9 Align the rear access holes with the rear two socket screws securing the upper portion of the lin
98. ess Use the MKIV remote programmer to check the Current Status menu Verify TRCM TAC programming Recalibrate potentiometers Refer to the MK EX Electronics Service manual that is listed in Reference Documents on page 2 Replace fuse and possibly wiring harness Tilt and or recline functions DO NOT stop at the desired position excessive drift NOTE It is normal to have some amount of drift However it should not be more than 5 Programming error for tilt recline limits Bad potentiometers or potentiometers out of calibration Damaged tilt actuator Use the MKIV remote programmer to verify correct TRCM TAC programming Recalibrate potentiometers or replace Refer to the MKs EX Electronics Service manual that is listed in Reference Documents on page 2 Removing Installing the Tilt Potentiometer on page 150 or Removing Installing the Recline Potentiometer on page 155 Replace tilt actuator Refer to Removing Installing the Tilt Actuator on page 131 2G Tarsys Powered Seating System 22 Part No 1114842 SECTION 4 SAFETY INSPECTION TROUBLESHOOTING SYMPTOM PROBABLE CAUSE SOLUTIONS Error Code System tilted or reclined Return to neutral position upright Refer to Operating E28 MP joystick beyond drive lock out Powered Seating Systems on page 127 or 5 flashes DPJ and SP 80 joysticks angle 20 Charger is plugged into wheel
99. eturned to Invacare VU Seat Width Mounting Hole Positions FIGURE 6 4 Adjusting Seat Width Recline Only or Tilt Recline Seating Systems Adjusting Seat Depth CAUTION Read and understand About Seat Depth BEFORE changing the seat depth Otherwise damage to the seating system may occur About Seat Depth Seat depths range from 16 to 22 inches in one inch increments NOTE Seat depths are a combination of side frames center seat frames seat pans leg support tubes if equipped and telescoping front rigging supports 2G Tarsys Powered Seating System 58 Part No 1114842 SECTION 6 SEAT ADJUSTMENTS CAUTION Seating systems with recline MUST be returned to Invacare if the center frame has to be changed for a particular seat depth Otherwise damage to the recline function could occur Side Frames Side frames are available in four depths 16 18 20 or 22 inches The seat depth of the wheelchair can be adjusted up to two inches from the original depth without changing the side frames The two additional seat depths per side frame are available by replacing the seat pan and adjusting replacing the leg support tubes if equipped and telescoping front rigging supports EXAMPLE SIDE FRAME AVAILABLE SEAT DEPTHS 16 inch 16 I7 or 18 inch 18 inch 18 19 or 20 inch 20 inch 20 21 or 22 inch 22 inch 22 inch Center Seat Frames CAUTION Seating systems with recline MUST be returned
100. ew existing lateral support to the back slide securely Back Slide Socket Screw FIGURE 7 12 Removing Lateral Supports Installing Lateral Supports Part No 1114842 95 2G Tarsys Powered Seating System SECTION 7 BACK ADJUSTMENTS Adjusting Height NOTE For this procedure refer to FIGURE 7 13 1 Loosen but DO NOT remove the two socket screws that secure the existing lateral support to the back slide 2 Slide the lateral support to the desired position 3 Tighten the two socket screws that secure the lateral support to the back slide securely Adjusting Depth NOTE For this procedure refer to FIGURE 7 13 1 Remove the two flat screws that secure the lateral support pad to the mounting bracket 2 Reposition the lateral support pad to the other set of mounting holes 3 Reinstall the two flat screws and tighten securely Adjusting Width NOTE For this procedure refer to FIGURE 7 13 1 Note depth mounting position of the lateral support 2 Remove the two flat screws that secure the lateral support pad to the existing mounting bracket 3 Remove the two socket screws that secure the mounting bracket to the hinge 4 Line up the mounting holes in the new mounting bracket with the hinge 5 Install the socket screws to secure the new mounting bracket to the hinge and tighten securely 6 Line up the lateral support pad to the position noted in STEP 1 7 Reinstall the two flat screws and tighten secure
101. ews washers and locknuts securing the linear guides rear pivot assembly shims and seat brackets to the lower interface brackets NOTE To remove the hardware securing the linear guides it is necessary to slide the rear pivot assembly back and forth Use the access holes to remove the socket screws from mounting holes in the lower portion of the linear guides FIGURE 5 1 NOTE Shims are not present on seating systems manufactured after 12 18 2005 7 Adjust the position of the seating system on the lower interface brackets 8 Using the two hex screws and locknuts removed in STEP 4 secure the insides of the seat brackets to the lower interface brackets Torque to 13 ft Ibs 20 9 Using the four hex screws and locknuts removed in STEP 5 secure the front pivot assembly to the front of the seat brackets and the front of the seat brackets to the lower interface brackets Torque to 13 ft lbs 20 NOTE Not all mounting positions require the front pivot assembly to be secured to the lower interface brackets Some mounting positions require that the front pivot assembly be secured to the seat brackets only 10 Using the four socket screws washers and locknuts removed in STEP 6 secure the linear guides rear pivot assembly and shims to the seat brackets and lower interface brackets Hand tighten NOTE To secure the linear guides it is necessary to slide the rear pivot assembly back and forth Use the access holes to install the soc
102. existing shoulder bolt through the other mounting hole in the front pivot assembly and then through the pivot hole in the recline link Refer to Detail B in FIGURE 6 7 10 Securely tighten the locknut 11 Repeat STEPS 4 10 for the opposite side 12 Perform the post service inspection Refer to Post Service Inspection Checklist on page 21 DETAIL A DETAIL B NOTE Use 10 and 15 new retaining A gt Recline Link Locknut D Shoulder a Bolt M ee e l Retaining Or Ring SAE Mounting Hole for Washer Front Pivot i 7 15 Seat Angle Assembly Mounting Hole for Mounting Hole for Mounting Hole for 10 Seat Angle 15 Seat Angle 10 Seat Angle NOTE Drawing shows attachment NOTE Drawing shows attachment for 15 for 15 seat angle as an example seat angle as an example FIGURE 6 7 Changing Seat Angle from 10 to 15 or Vice Versa Part No 1114842 63 2G Tarsys Powered Seating System SECTION 6 SEAT ADJUSTMENTS Changing Seat Angle from 0 to 5 or Vice Versa NOTE For this procedure refer to FIGURE 6 8 on page 64 1 Make sure the wheelchair is on a level surface Remove the batteries Refer to Reference Documents on page 2 Remove the seat pan Refer to Removing Installing Seat Pan on page 54 Remove the retaining ring and washer that secure the 0 5 recline link to the pin of the seat frame Discard the retaining ring Pe Ie g Remove the shoulder bolt and locknut t
103. flip back armrest release lever into the down vertical position Detail C 5 Connect joystick cable to joystick connector Refer to FIGURE 10 3 Detail A 6 Attach the cable to the back cane with a tie wrap not shown N Repeat STEPS 1 6 for the opposite flip back armrest 2G Tarsys Powered Seating System 116 Part No 1114842 SECTION 10 ARMS Flip Back cA DETAIL C DETAIL A Armrest Flip Back Connector Armrest Locked Cable Release Lever Down Vertical Joystick Connector DETAIL B Toggle Switch Unlocked Up Horizontal E Front E i Arm Socket FIGURE 10 3 Installing Removing Flip Back Armrests Removing 1 Disconnect joystick Refer to Detail A 2 Cut the tie wrap attaching the joystick cable to the back cane not shown 3 Unlock the flip back armrest by positioning the flip back armrest release lever into the up horizontal position Refer to Detail C 4 Remove the quick release pin that secures the flip back armrest to the rear arm socket Pull on the flip back armrest and remove the armrest from the arm sockets Repeat STEPS 3 5 for the opposite flip back armrest if necessary Part No 1114842 117 2G Tarsys Powered Seating System SECTION 10 ARMS Adjusting Flip Back Armrest Height NOTE For this procedure refer to FIGURE 10 4 1 Unlock top of flip back armrest by pulling height adjustment lever into the up horizo
104. g front rigging supports Refer to Adjusting Replacing Telescoping Front Rigging Supports on page 73 2 Part No 1114842 71 2G Tarsys Powered Seating System SECTION 6 SEAT ADJUSTMENTS 12 Install the back Refer to Removing Installing Back Assembly on page 91 13 Install the arms Refer to Arms on page 114 DETAIL A CENTER FRAME AND REAR DETAIL B TILT LINK AND FRONT PIVOT ASSEMBLY MOUNTING LOCATION PIVOT ASSEMBLY MOUNTING LOCATION Center Seat Frame Locknut Assembly DETAIL C CENTER FRAME AND REAR PIVOT ASSEMBLY MOUNTING LOCATION Shoulder Retaining Washers Ring Pin Retaining Ring FIGURE 6 14 Removing Installing Center Seat Frame 2G Tarsys Powered Seating System 72 Part No 1114842 SECTION 6 SEAT ADJUSTMENTS Adjusting Replacing Telescoping Front Rigging Supports NOTE For this procedure refer to FIGURE 6 15 1 Remove the two hex bolts spacers and locknuts that secure the telescoping front rigging support to the seat frame 2 Perform one of the following e Slide existing telescoping front rigging support to one of three depth positions e Remove existing telescoping front rigging support and install new telescoping front rigging support 3 Secure telescoping front rigging at desired depth with existing two hex bolts spacers and locknuts Torque mounting screws to 75 in lbs 20 NOTE The two telescoping front rigging supports can be pos
105. g the Curved Links Tilt Only Systems Recline Only and Tilt Recline Systems NOTE For this procedure refer to FIGURE 7 3 on page 84 Removing A WARNING Perform this procedure on one side of the wheelchair at a time Otherwise the back will be completely disconnected from the seat and injury or damage may occur 1 Remove the side shroud Refer to Removing Installing Side Shrouds on page 100 2 Remove the short socket screw nylon washer flat washer and locknut securing the top of the curved link to the back cane 3 Remove the long socket screw nylon washer and locknut securing the rear of the slide block to the connecting bracket 4 Remove the curved link from the wheelchair Part No 1114842 83 2G Tarsys Powered Seating System SECTION 7 BACK ADJUSTMENTS Installing CAUTION The curved link MUST be installed with the notched side facing out Otherwise damage to the seating system may result 1 Orient the curved link so the notched side is facing out i Secure the top of the curved link to the back cane using the short socket screw nylon washer flat washer and locknut Torque to 156 in lbs 20 Secure the bottom of the curved link to the rear of the slide block and the connecting bracket using the long socket screw nylon washer and locknut in the same position used on the opposite side of the wheelchair Torque to 23 ft lbs 20 A WARNING Side shroud s MUST be reinstalled before ope
106. gle 5 Seat Angle 0 45 3 5 50 3 RECLINE RANGE MEASURED RELATIVE TO THE GROUND RECLINE 0 Seat Angle 5 Seat Angle 10 Seat Angle 15 Seat Angle TILT RECLINE 0 Seat Angle 5 Seat Angle 90 175 3 95 175 3 100 175 3 105 175 3 90 175 3 95 175 3 SEAT TO FLOOR 0 SEAT ANGLE 5 SEAT ANGLE 18 5 inches 25 inches 20 inches 25 inches OVERALL WIDTH WITH 4 WAY SWITCH 28 9 inches OVERALL HEIGHT WITHOUT HEADREST 40 9 inches OVERALL LENGTH WITH CENTER MOUNT FOOTREST AT 90 WITHOUT FRONT RIGGINGS FULL LENGTH ARM MPJ JOYSTICK 41 5 inches 39 3 inches ARMRESTS TILT RECLINE AND TILT RECLINE Flip Back Adjustable Height 9 13 inches Desk or Full Length Adjustable Height 11 16 inches Desk or Full Length LEGRESTS Swingaway Footrests Center Mount Footrests Mechanical Elevating Genius Legrests or Power Elevating Legrests HEADRESTS Curved Contoured Small or Large NOTE 20 inch deep x 20 inch wide with 24 inch high back NOTE All dimensions are 50 inches unless otherwise indicated NOTE All parameters apply to Tilt only Recline only and Tilt Recline systems except where specified All parameters are approximate 2G Tarsys Powered Seating System 12 Part No 1114842 TYPICAL PRODUCT PARAMETERS 2G TARSYS SEATING SYS
107. gle switch can only be used in conjunction with a tilt only seating system 1 Loosen the set screw on the tilt potentiometer Refer to Detail A NOTE Loosening the set screw enables the tilt potentiometer to be adjusted independently of the chair seat movement NOTE The up and down directions are noted on the front face of the single function toggle switch 2 Push the single function toggle switch in the down direction and verify that the seat tilts back 3 Push the single function toggle switch in the up direction and verify that the seat raises to the upright position 4 Tilt the seat back 20 from the vertical position Verify angles by using magnetic protractor available at any hardware store NOTE 20 from the vertical position is the angle at which drive lock out should occur 5 Disconnect the single function toggle switch connector from the actuator connector 6 Push and hold the single function toggle switch in the up direction 7 Turn the tilt potentiometer clockwise until it stops 8 Verify that the drive lock out light on the single function toggle switch is NOT illuminated 9 Push the single function toggle switch in the down direction and verify that the drive lock out light on the single function toggle switch is still NOT illuminated 10 Holding the single function toggle switch in the down direction turn the tilt potentiometer counter clockwise until the drive lock out light is illuminated
108. grest Refer to Installing Removing the Power Elevating Legrests on page 104 Perform the post service inspection Refer to Post Service Inspection Checklist on page 21 2G Tarsys Powered Seating System 112 Part No 1114842 SECTION 9 POWER ELEVATING LEGRESTS NOTE Rear of right power elevating legrest shown Left legrest actuator mounts in the same way Power Legrest Bracket Long Shoulder Screw ES Flat ie Tgk Inside of Legrest Locknut Power Elevating Legrest aS Washer Actuator Rod Outside of Legrest Short Shoulder Screw Locknut Actuator Bracket FIGURE 9 10 Removing Installing the Power Elevating Legrest Actuator Part No 1114842 113 2G Tarsys Powered Seating System SECTION I10O ARMS SECTION 10 ARMS A WARNING After ANY adjustments repair or service and BEFORE use make sure all attaching hardware is tightened securely otherwise injury or damage may occur Before adjusting repairing or servicing the seating system ALWAYS turn the wheelchair power OFF otherwise injury or damage may result Pinch points exist between seat and base frames Use caution otherwise injury may occur Make sure armrests are locked securely in place before using the wheelchair Pinch points exist on the armrests Removing Installing Reclining Armrests NOTE For this procedure refer to FIGURE 10 1 on page 115 Removing Armrests 1 Lift the armrest release lever at the front of the wheelcha
109. hat secure the 0 5 recline link to the front pivot assembly 6 Remove the recline link 7 Reposition the recline link to the seat frame pin through the other mounting hole Refer to Detail A in FIGURE 6 8 8 Secure the 0 5 recline link to the seat frame pin with the washer and a new retaining ring CAUTION Be sure to use a new retaining ring that is not bent or damaged NOTE When completed verify that the retaining ring is fully seated in the groove in the pin 9 Insert the existing shoulder bolt through the other mounting hole in the front pivot assembly and then through the pivot hole in the recline link Refer to Detail B in FIGURE 6 8 10 Securely tighten the locknut 11 Repeat STEPS 4 10 for the opposite side 12 Perform the post service inspection Refer to Post Service Inspection Checklist on page 21 0 and 5 DETAIL B Recline Link Locknut Shoulder Front Pivot Assembly Mounting Hole Retaining for 5 Recline Ring Mounting Hole Mounting Hole for 5 Recl for 0 Recline for 0 Recline Oro EE NOTE Drawing shows attachment for NOTE Use new retaining ring 5 recline as an example FIGURE 6 8 Changing Seat Angle from 0 to 5 or Vice Versa 2G Tarsys Powered Seating System 64 Part No 1114842 SECTION 6 SEAT ADJUSTMENTS Replacing Recline Links NOTE For this procedure refer to FIGURE 6 9 on page 66 1 Make sure the w
110. he seating system reclines NOTE VSR is electronically linked to the recline function of the seating system and operating the recline function automatically activates VSR VSR function can also be used independently from the recline function to allow for a change in seating position or access to additional seating system options Refer to Using Vernier Shear Reduction VSR Independently of Recline Function on page 130 Using Vernier Shear Reduction VSR Independently of Recline Function A WARNING The back of the seating system MUST be returned to original position before the degree of recline is changed increased or decreased Otherwise the relationship between VSR and the recline function of the seating system will change possibly resulting in injury to the user Make sure the wheelchair is on a level surface N Note the current position of the back 9 Push four way toggle switch toward the left of the wheelchair until the desired VSR is achieved NOTE Left and right are determined by standing behind the wheelchair NOTE The four way toggle switch will alternate functions move VSR actuator up move VSR actuator down after it has been released to the neutral position for a minimum of one second NOTE If the wheelchair is equipped with switch options scan to the correct ECU or Auxiliary Mode and activate the control device in the corresponding left direction to operate the tilt function Refer to
111. heelchair is on a level surface 2 Remove the batteries 3 Remove the seat pan Refer to Removing Installing Seat Pan on page 54 4 Remove the retaining ring and washer that secure the recline link to the pin of the seat frame 5 Remove the shoulder bolt and locknut that secure the recline link to the front pivot assembly 6 Remove the existing recline link N Perform one of the following e For 15 recline Secure the 10 15 recline link with the washer and a new retaining ring to the pin in the mounting hole and orientation shown in FIGURE 6 9 Detail A e For 10 recline Secure the 10 15 recline link with the washer and a new retaining ring to the pin in the mounting hole and orientation shown in FIGURE 6 9 Detail B e For 5 recline Secure the 0 5 recline link with the washer and a new retaining ring to the pin in the mounting hole and orientation shown in FIGURE 6 9 Detail C e For 0 recline Secure the 0 5 recline link with the washer and a new retaining ring to the pin in the mounting hole and orientation shown in FIGURE 6 9 Detail D CAUTION Be sure to use a new retaining ring that is not bent or damaged NOTE When completed verify retaining ring is fully seated in the groove in the pin 8 Secure the recline link to the front pivot assembly with the existing shoulder bolt and locknut in the mounting hole shown in the respective details of FIGURE
112. ications Refer to Reference Documents on page 2 Avoid storage or use near external flame or combustible products DO NOT operate the seating system while on an incline DO NOT operate the seating system while the wheelchair is moving NEVER operate the wheelchair while in any tilted reclined back angle position over 20 relative to the vertical position If the drive lock out does not stop the wheelchair from operating in a tilt position over 20 relative to the vertical position DO NOT operate the wheelchair The drive lock out settings MUST be adjusted Pinch points may occur when returning the tilted seat to the full upright position Make sure the hands and body of both the occupant and attendants bystanders are clear of all pinch points before returning the tilted seat to the full upright position DO NOT operate tilt seat around children DO NOT overtighten hardware attaching to the frame This could damage the frame tubing ALWAYS keep hands and fingers clear of moving parts to avoid injury ALWAYS keep hands and feet out from underneath tilt seat otherwise serious injury may result When on an incline NEVER leave an unoccupied wheelchair unattended at any time Use only SAC TRSS TRCM and TAC actuator controls to activate the tilt recline functions DO NOT USE any other actuator controls Such devices may result in excess heating and cause damage to the actuator and associated cables and could cause a fire death physica
113. ie ieaiai eiiis iesistie ioien taraen 131 Removing Installing the VSR Actuator csssssssssssssssssssssssssssssssssssssssessssssssesssssssssssssssssssessssseesess 132 2G Tarsys Powered Seating System 6 Part No 1114842 TABLE OF CONTENTS TABLE OF CONTENTS REMOVING siesta ttc tava sel oar cee tts aan a cata eyecare K EEEE E E ii i 132 lnstallihg cca ceca it secrete ween anes acetals oda head deh sania cena Ea Pataca dasa aac toto 133 Removing Installing the Recline Actuator csesesssssecssseesssssssessscessseesssssccusseeussessssusseensaeensenssees 133 REMOVING isch edn Pavarotti ite AEE EEEE S E 133 aye gt eee areasemere acm tae ER EA AE AE A REES 133 Testing the ACtuae Ones syst issdsdaceeves weasvcsvnensnessuchabavesnubiean atcha E AEE EER A 134 Removing Installing Recline Links sssscsssssssssssssssssssssseeseesessssssssssesssssssecsseseesoessssssssessssesess 135 R MOVIN E asec obi eiieeii nerasi lea Set aac testi eoet e Rites eRe ea srs ESES iE 135 Installihg niini sudedacesesascesivesiche caedacat abso antdaaidasie hina cbesu lant te li a ESEESE AE Ea 135 Removing stalling Tilt ims scsctavccpmcaceiesuonsventiesocvonnacsupestcchvsvsdneaupensuicerceansnuesuswestionssensersnevnseesonstniuan 137 REMOVE an ett tens vncte panies ace E EA A anh R E Hinadd ota E TARS 137 DAS eal TAS iiinis enaena aa EEEa aE SEEE ENE SEES aE Ei iE Siea 137 SECTION l 4 ELECTRONICS SOCHHOSHSHSHSHSSHSHSHSSHSHSHSHSHSHSHSHSHSHSHSHSHSHSHSHSHS
114. ight 1 OS OE ue oe Loosen the set screw on the headrest stop Loosen but DO NOT remove the thumb screw that secures the headrest to the headrest mounting bracket Position the headrest to the desired height Tighten the thumb screw that secures the headrest to the headrest mounting bracket Tighten the set screw on the headrest stop If necessary adjust the depth or direction of the headrest Refer to Adjusting Headrest Depth Direction below Adjusting Headrest Depth Direction 1 Loosen but DO NOT remove the three socket screws that secure the offset fixture to the slide tube If necessary reposition the headrest to the desired depth by sliding the headrest towards the front of the wheelchair or towards the rear of the wheelchair If necessary reposition the headrest to the desired position headrest will move in any direction While holding the headrest in the desired position securely tighten the three socket screws If necessary adjust the height of the headrest Refer to Adjusting Headrest Height above Replacing Headrest NOTE For this procedure refer to FIGURE 12 2 1 Remove the three socket screws that secure the headrest to the headrest is a oe mounting bracket racket Position the new headrest on the headrest mounting bracket and secure with the existing three socket screws Socket Headrest Screw If necessary adjust the height depth or direction of the headrest Refer to A
115. iometer Install and secure the tilt linkage onto the tilt potentiometer with the set screw Secure the tilt linkage to the center seat frame using the socket screw and nylon washer Connect the tilt potentiometer cable to the TRCM or TAC 3 pin Molex connector Tie wrap the tilt potentiometer cable to the wheelchair frame as described in Securing the Cables on page 157 Adjust the tilt potentiometer Refer to Adjusting the Tilt Potentiometer on page 152 Perform the post service inspection Refer to Post Service Inspection Checklist on page 21 Center Seat Frame N i Nylon Washer N gt Pa e be Titt Linkage _ a wey S x B Socket Screw amp Set Screw Nut p a Washer Tilt we Potentiometer aa N ee Rear Pivot Assembly FIGURE 14 6 Removing Installing the Tilt Potentiometer Part No 1114842 15 2G Tarsys Powered Seating System SECTION I14 ELECTRONICS Adjusting the Tilt Potentiometer NOTE For this procedure refer to FIGURE 14 7 on page 153 NOTE The tilt potentiometer is adjusted at the factory for 20 drive lockout and should not require further adjustment However if it becomes necessary to adjust the tilt potentiometer the following procedure may be used Adjusting a Tilt Potentiometer Used With a TRSS To adjust the tilt potentiometer on a seating system with a single function toggle switch follow these steps NOTE A single function tog
116. ir to the unlocked horizontal position 2 Lift the armrest and remove from the front arm socket 3 Press the release button at the rear of the armrest 4 While holding the release button in remove the armrest from the seat frame Installing Armrests Position the armrest on the seat frame as shown in FIGURE 10 1 Press the release button at the rear of the armrest While holding the release button in slide the armrest onto the seat frame Make sure the armrest release lever is in the unlocked horizontal position Install the armrest into the front socket Ora Oe gee es ae Ea Push the armrest release lever down into the locked vertical position 2G Tarsys Powered Seating System 114 Part No 1114842 SECTION 10 ARMS Locked DOWN j VERTICAL ey Unlocked UP a HORIZONTAL Release Button Armrest Release Lever FIGURE 10 1 Removing Installing Reclining Armrests Adjusting Armrest Height NOTE For this procedure refer to FIGURE 10 2 on page 116 1 2 4 Make sure the seating system is in the full upright position Remove the socket bolt and locknut that secure the front of the upper armrest to the lower armrest Loosen but DO NOT remove the two socket screws and T nuts that secure the rear of the recliner armrest to the back cane Refer to the chart below and adjust the armrest to the desired height for the user HOLE NUMBER J i2 3 4J 5 ARMREST HEIGH
117. is procedure refer to FIGURE 14 4 on page 149 Turn the joystick off Disconnect the joystick Disconnect the auxiliary power connectors Disconnect the actuator WHITE connector Disconnect the mercury switch 3 pin Molex connector oS pi ee er Bee a Note the locations of any tie wraps securing cables connected to the TRSS for proper installation N Cut the tie wraps securing the cables connected to the TRSS 8 Remove the two button head screws securing the TRSS to the mounting bracket 9 Remove the TRSS from the mounting bracket 10 Reverse STEPS 2 9 to install the TRSS 11 Perform the post service inspection Refer to Post Service Inspection Checklist on page 21 2G Tarsys Powered Seating System 148 Part No 1114842 SECTION 4 ELECTRONICS TRSS Mounting Bracket Button Head Screws Socket ee Screws Poy Auxiliary Power TRSS x jos Connector Actuator Joystick Connector Mounting WHITE Tube Mercury Switch Connector Molex Connector FIGURE 14 4 Replacing the Tilt Recline Single Switch TRSS Removing Installing Joystick s NOTE For this procedure refer to FIGURE 14 5 on page 150 Removing 1 Disconnect the joystick 2 Turn the adjustment lock lever to release the joystick mounting tube 3 Cut any tie wraps securing the joystick to the seating system 4 Remove the joystick mounting tube from wheelchair Installing 1 Slide the joystick mounting tube through the bracket to th
118. itioned at different depths depending on the need of the user ZA Seat Frame Fo i j e e Spacers n Locknuts Telescoping Front Rigging Support FIGURE 6 15 Adjusting Replacing Telescoping Front Rigging Supports Adjusting Replacing Leg Support Tubes NOTE For this procedure refer to FIGURE 6 16 on page 74 NOTE Only systems equipped with mechanical legrests require leg support tubes Adjusting Leg Support Tubes 1 Refer to FIGURE 6 16 and determine the corresponding mounting hole on the adjustment slide for the desired seat depth 2 Remove the socket bolt and locknut that secure the adjustment slide to the leg support tube 3 Position the adjustment slide to the mounting hole determined in STEP 1 Part No 1114842 73 2G Tarsys Powered Seating System SECTION 6 SEAT ADJUSTMENTS 4 Reinstall socket screw and locknut that secure the adjustment slide to leg support tube Tighten securely 5 Repeat STEPS 1 4 for the opposite leg support tube Replacing Leg Support Tubes 1 Remove the locknut and spacer that secure the existing leg support tube to the connecting bracket ee ae Tubes on page 73 Connecting Bracket Under Seat Pan Install the locknut and tighten securely Remove existing leg support from seating system Position the spacer and new leg support on the connecting bracket Adjust the leg support tube for the desired seat depth Refer to Adjusting Leg Support S
119. ity NOTE Torque the hardware as listed below e Hex screws or socket screws securing the rear pivot 75 in lbs 20 e Hex screws securing the front pivot assembly and front of seat bracket and shoulder screw securing the tilt actuator 13 ft lbs 20 2G Tarsys Powered Seating System 30 Part No 1114842 SECTION 5 INTERFACE HARDWARE TABLE 6 2GR Systems WITH Center Mount Footrests AND Ventilator Ready Battery Tray MOUNTING POSITION Front Pivot Assembly Rear Pivot Assembly Hex Screw Spacer Bar Seat Bracket l l lt Washer eg Locknut Lower Interface r Bracket Locknuts S gt DO NOT Remove Exploded for Clarity NOTE Torque the hardware as listed below e Hex screws or socket screws securing the rear pivot 75 in lbs 20 Hex screws securing the front pivot assembly and front of seat bracket and shoulder screw securing the tilt actuator 13 ft lbs 20 Part No 1114842 31 2G Tarsys Powered Seating System SECTION 5 INTERFACE HARDWARE TABLE 7 2GR Systems WITH Center Mount Footrests AND Ventilator Ready Battery Tray MOUNTING POSITION Rear Pivot Assembly Front Pivot Assembly Hex Screw Locknuts Spacer Bar Seat Bracket Washer Locknut Ny Lower Interface A Bracket Z N DO NOT Remove PIE IENE a Exploded for Clarity NOTE Torque the hardware as listed below Hex screws or socket screws securing the rear pivot
120. ket screws through mounting holes in the lower portion of the linear guides FIGURE 5 1 Part No 1114842 33 2G Tarsys Powered Seating System SECTION 5 INTERFACE HARDWARE NOTE Shims are not present on seating systems manufactured after 12 18 2005 CAUTION The linear guides MUST be parallel and the rear pivot assembly MUST move freely on the linear guides Otherwise damage to the seating system will occur during operation 11 Adjust the linear guides until they are parallel 12 Slide the rear pivot assembly forward and back to see if it slides freely on the linear guides 13 Perform one of the following e Rear Pivot Assembly Slides Freely Proceed to STEP 14 e Rear Pivot Assembly Is Hard To Move Repeat STEP 11 and STEP 12 until the rear pivot assembly moves freely NOTE It may be necessary to loosen the screws installed in STEP 10 to adjust the linear guides 14 Torque the socket screws to 75 in lbs 20 15 Install the shoulder bolt and locknut to secure the front of the tilt actuator to the front pivot assembly Torque to 23 ft lbs 20 16 Perform the post service inspection checklist Refer to Post Service Inspection Checklist on page 21 Rear Pivot Assembly Socket Screw Lower Portion of Linear Guide Access Hole Mounting Hole A WS aR ODS A FIGURE 5 1 Repositioning the Seat for 2GT and 2GTR Systems Securing the Linear Guides 2G Tarsys Powered Seating System 34
121. l B 6 Ifnecessary adjust powered legs Refer to Adjusting the Power Elevating Legrests on page 106 Removing the Power Elevating Legrests 1 Disconnect power legrest connectors 2 Push powered legrest release handle toward the opposite side of the wheelchair and swing legrest to the outside of the wheelchair 3 Lift up powered legrest and remove from wheelchair 4 Repeat STEPS 1 3 for opposite power legrest DETAIL A DETAIL B Mounting Mounting Pin Hole Calf Pad Legrest Release Power Legrest z Handle Connectors FIGURE 9 1 Installing Removing the Power Elevating Legrests Part No 1114842 105 2G Tarsys Powered Seating System SECTION 9 POWER ELEVATING LEGRESTS Adjusting the Power Elevating Legrests Adjusting the Footplate A WARNING DO NOT remove heel loops without providing some other adequate means of support otherwise personal injury may occur Adjusting the Footplate Height NOTE For this procedure refer to FIGURE 9 2 NOTE The following procedure should be performed with the user in the wheelchair NOTE T nuts ride in the channels of the exterior interior rails of the power legrests 1 Loosen but DO NOT remove the two interior button screws that secure the footplate assembly to the T nuts 2 Loosen but DO NOT remove the two exterior button screws that secure the footplate assembly to the T nuts 3 Loosen but DO NOT remove the two button screws
122. l injury or property damage If such devices are used Invacare shall not be liable and the limited warranty is void NOTE Specific actuator controls are noted for each function or combination throughout this manual Part No 1114842 15 2G Tarsys Powered Seating System SECTION GENERAL GUIDELINES Grounding Instructions DO NOT under any circumstances cut or remove the round grounding prong from any plug used with or for Invacare products Some devices are equipped with three prong grounding plugs for protection against possible shock hazards Where a two prong wall receptacle is encountered it is the personal responsibility and obligation of the customer to contact a qualified electrician and have the two prong receptacle replaced with a properly grounded three prong wall receptacle in accordance with the National Electrical Code If you must use an extension cord use ONLY a three wire extension cord having the same or higher electrical rating as the device being connected In addition Invacare has placed RED ORANGE warning tags on some equipment DO NOT remove these tags 2G Tarsys Powered Seating System 16 Part No 1114842 SECTION 2 SAFETY HANDLING OF WHEELCHAIRS SECTION 2 SAFETY HANDLING OF WHEELCHAIRS Pinch Points NOTE For this procedure refer to FIGURE 2 1 A WARNING Pinch points may occur when returning the tilted seat to the full upright position Make sure the hands and body of both the occupant and att
123. lchair power OFF otherwise injury or damage may result After performing any of the procedures in this section perform the post service inspection Refer to Post Service Inspection Checklist on page 21 Pinch points exist between seat and base frames Use caution otherwise injury may occur Use only the actuator controls listed in the following chart to activate the tilt recline functions DO NOT use any other actuator controls Such devices may result in excess heating and cause damage to the actuator and associated cables and could cause a fire death physical injury or property damage If such devices are used Invacare shall not be liable and the limited warranty is void SEATING SYSTEM ACTUATOR CONTROL TRSS TRCM SAC TAC TILT ONLY TILT ONLY WITH POWER ELEVATING LEGRESTS RECLINE ONLY RECLINE ONLY WITH POWER ELEVATING LEGRESTS TILT RECLINE Removing Installing the Single Actuator Control SAC NOTE For this procedure refer to FIGURE 14 1 on page 141 NOTE The SAC is no longer available for replacement If replacement is necessary a TAC must be installed Refer to Removing Installing the TAC or TRCM on page 141 Removing 1 Turn the joystick off Remove the two thumb screws not shown that secure the rear shroud to the base 2 3 Remove the rear shroud Refer to Removing Installing Rear Shroud on page 102 4 Disconnect the SAC 5 pin connector from the MK controller at the
124. le can be any combination of tilt recline back angle and or surface angle A WARNING NEVER operate the wheelchair while in any tilted reclined position over 20 relative to the vertical position If the drive lock out does not stop the wheelchair from operating in a tilt recline position 20 relative to the vertical position DO NOT operate the wheelchair Adjust the potentiometers Refer to Adjusting the Tilt Potentiometer on page 152 or Adjusting Recline Potentiometer on page 154 Removing Installing the Tilt Potentiometer NOTE For this procedure refer to FIGURE 14 6 on page 151 Removing 1 Remove the rear seat shroud Refer to Removing Installing Rear Shroud on page 102 2 Remove the nylon washer and socket screw that secure the tilt linkage to the center seat frame 2G Tarsys Powered Seating System 150 Part No 1114842 a COT pee SECTION 4 ELECTRONICS Loosen the set screw from the tilt linkage Remove the tilt linkage from the tilt potentiometer Remove the nut and washer securing the tilt potentiometer to the rear pivot assembly Remove the tilt potentiometer from the rear pivot assembly Disconnect the tilt potentiometer cable from the TRCM or TAC 3 pin Molex connector Cut any tie wraps that secure the tilt potentiometer cable to the wheelchair Installing 1 2 3 4 g Install the tilt potentiometer onto the rear pivot assembly Install the washer and nut onto the tilt potent
125. ly Back Slide Socket Lateral Screws Hinge Support Pad Mounting Brackets Available Flat Screws O FIGURE 7 13 Adjusting Lateral Supports 2G Tarsys Powered Seating System 96 Part No 1114842 SECTION 7 BACK ADJUSTMENTS Round Canes Removing Lateral Supports NOTE For this procedure refer to FIGURE 7 14 1 Remove the three hex screws securing the half clamps to the back canes 2 Remove the two socket screws securing the bracket with lateral support attached to the half clamp Installing Lateral Supports NOTE For this procedure refer to FIGURE 7 14 1 Position the half clamps on the back cane NOTE Ensure the half clamp with the threaded holes is towards the front of the wheelchatr 2 Secure the half clamps to the back canes using the three hex screws 3 Secure the bracket with lateral support attached to the half clamp with threaded holes using two socket screws Rear of Wheelchair Back Cane Half Clamp Socket Half Clamp with Screws Threaded Holes SR Lateral Support P sada 8 Screws Front of Wheelchair Bracket FIGURE 7 14 Removing Installing Lateral Supports Round Canes Adjusting Lateral Height NOTE For this procedure refer to Lateral FIGURE 7 15 Half Clamp 1 Loosen but DO NOT remove the three socket screws securing the half clamps Sakat Samak d to the back cane 2 Adjust the height of the lat
126. maged N Secure the flat washer two nylon washers and the tilt link to the center seat frame pin using a new retaining ring 3 Verify that the retaining ring is fully seated in the groove in the pin e Install the shoulder bolt through the front pivot assembly tilt link front pivot assembly bushing and tilt angle block NOTE The tilt angle block should be oriented as noted in STEP 1 of Removing on page 137 If unsure of the orientation refer to Adjusting Seat Angle on page 61 5 Secure the tilt link tilt angle block and bushing to the front pivot assembly using the locknut Torque to 23 ft lbs 20 6 Perform the post service inspection Refer to Post Service Inspection Checklist on page 21 Part No 1114842 137 2G Tarsys Powered Seating System SECTION I3 TILT AND RECLINE Center Seat Frame Pin NOTE Tilt Only center seat frame shown for clarity Tilt Recline systems install in Nylon the same way Washers Flat Washer Retaining Ring Tilt Link Shoulder Bolt Front Pivot Assembly FIGURE 13 8 Removing Installing Tilt Links 2G Tarsys Powered Seating System 138 Part No 1114842 SECTION I14 ELECTRONICS SECTION 14 ELECTRONICS A WARNING After ANY adjustments repair or service and before use make sure all attaching hardware is tightened securely otherwise injury or damage may occur Before adjusting repairing or servicing the seating system ALWAYS turn the whee
127. me entangled and damaged during normal operation of seating system Make sure drive lock out works properly Make sure tilt operates smoothly and properly Make sure recline operates smoothly and properly Ensure all fasteners are secure on clothing guards Ensure arms are secure but easy to release Ensure arm adjustment levers operate and lock securely Ensure adjustable height arms operate and lock securely Inspect for rips in upholstery on armrests Ensure armrest pad sits flush against arm tube Inspect seat and back cushions for rips or sagging COCuoovovoOvoOOUODUOD O Inspect hand grips for looseness If loose have them replaced by a qualified technician D Inspect seat positioning strap for any signs of wear Ensure buckle latches Verify hardware that attaches strap to frame is secure and undamaged Replace if necessary D Check that all labels are present and legible Replace if necessary 2G Tarsys Powered Seating System 20 Part No 1114842 SECTION 4 SAFETY INSPECTION TROUBLESHOOTING Post Service Inspection Checklist A WARNING NEVER operate the wheelchair while in any tilted reclined back angle position over 20 relative to the vertical position If the drive lock out does not stop the wheelchair from operating in a tilt position over 20 relative to the vertical position DO NOT operate the wheelchair The drive lock out settings MUST be adjusted Refer to Reference Documents on page 2 Ca
128. meter sessesssseesessesessessssseessreessssesssseresseeessseeesseresssrsesseeess 150 Removing aerosani inris eaea ie asie aE eta AEE saei ERER SEa timatindiareneasuattiead Aus 150 VAS ea UAB EE EEE EEE EEEE EE 15 Adjusting the Tilt Potentiometer 3s isc dorscasnssecapesoncstesited ccduencevionedin tied luarsplunsdeviantpendecantinscibecdeneasins 152 Adjusting a Tilt Potentiometer Used With a TRSS ssessessssessessessssessssseessseesssseesssersesserssseee 152 Adjusting Tilt Potentiometer Used With a TRCM TAC or SAC sessssssssesssssesseserssreessseee 153 Adjusting Recline Potentiometer 5 045 scxetaveeatnseaticedusansbucvesbacehivedsbeos ares luateluvtasiyeneducautnuunnsesbesdnatiodss 154 Removing Installing the Recline Potentiometer sessseeseeessessseessssseeressssereessssrteerssneeeessssereessseeeees 155 PROMI OVINE issoro sieaas iseset shud Rasen ei Dade 155 NEVS Cal NUS i nanan nanana a ecaaseneye hsnalievtataadea R a 155 Part No 1114842 7 2G Tarsys Powered Seating System TABLE OF CONTENTS TABLE OF CONTENTS SECTION 15 WIRING AND CABLES COO 157 Sec ring Che Cablesisia casssssessehasceatsciscsssvabedsvetaius iesoudsuonsesnontaticcsseond eesse usousstonuessoabentansnaiavdasensouesded 157 TAC CAB SS ionita PEE EEE ENEA EEA E E OA 157 Tilt Act at r Cablen aa a a a a Gute aa 158 Filt Potenti meter Ca Bie Sosa cusvaysvevestecssosenyoxe sb vancyexva ches eytecaynee ee AER ERO EE 158 Power Elevating Legrest Re
129. n NOTE The four way toggle switch will alternate functions increase tilt angle decrease tilt angle after it has been released to the neutral position for a minimum of three seconds Refer to MKs5 EX and MK TT EX ELECTRONICS Service Manual part number 1114808 for complete four way toggle switch operating instructions NOTE If the wheelchair is equipped with switch options scan to the correct ECU or Auxiliary Mode and activate the control device in the corresponding forward direction to operate the tilt function Refer to MK EX and MK TT EX Electronics Service Manual part number 1114808 for complete switch option operating instructions 3 Release four way toggle switch to neutral position Four Way Toggle Switch Rear Left LED Right Forward FIGURE 13 3 Optional Four Way Toggle Switch Part No 1114842 129 2G Tarsys Powered Seating System SECTION I3 TILT AND RECLINE Vernier Shear Reduction 2G Tarsys Systems Only NOTE For this procedure refer to FIGURE 13 3 on page 129 About Vernier Shear Reduction A WARNING The relationship between Vernier Shear Reduction VSR and the recline function of the seating system is dependant on the needs of the user and MUST be set and adjusted by a trained qualified technician Vernier Shear Reduction VSR moves the back of the seating system along with the recline function VSR reduces shear between the user and the seating system as t
130. n Back g Cane Slot Spreader Bar Hex Bolt VSR Actuator DETAIL A NOTE A NOTE B NOTE A Measurements from the top of the back cane to the top of the back pan MUST be equal NOTE B Measurements from i the top of the back cane to the top ce 5 of the spreader bar MUST be i Ik equal FIGURE 7 5 Removing Installing Spreader Bar Slotted Back Canes Part No 1114842 87 2G Tarsys Powered Seating System SECTION 7 BACK ADJUSTMENTS Installing 1 For new spreader bars loosely install the four T nuts and hex screws onto the new spreader bar 2 Align the T nuts on the spreader bar with the slots in the back canes 3 Slide the spreader bar to the position noted in STEP 1 of Removing on page 87 Perform one of the following e Tilt Only systems Proceed to STEP 5 e Tilt Recline and Recline Only Systems i Line up the mounting holes in the VSR actuator and spreader bar ii Install hex bolt and locknut through VSR actuator and spreader bar Tighten securely Make sure the measurements shown in Detail A are the same on both sides 6 Tighten the four hex screws that secure the spreader bar to the back canes Torque to 75 in lbs 20 Round Back Canes NOTE For this
131. ng Hole Washer ya p Shoulder Screw Back Cane Back Slide FIGURE 7 8 Removing Installing Back Slide Assembly Removing Installing Back Assembly NOTE For this procedure refer to FIGURE 7 9 on page 92 Removing 1 Remove the two large shoulder bolts washers and locknuts that secure the two curved links to the two slide blocks Remove the two small shoulder bolts and locknuts that secure the two back canes to the seat frame Remove the back assembly from the seat frame Installing 1 2 Line up the mounting holes in the back assembly and the seat frame Loosely install the two small shoulder bolts and locknuts that secure the two back canes to the seat frame Loosely install the two large shoulder bolts washers and locknuts that secure the two curved links to the two slide blocks Torque the four locknuts to 13 ft lbs 20 156 in Ibs 20 Part No 1114842 91 2G Tarsys Powered Seating System SECTION 7 BACK ADJUSTMENTS Back Assembly Le Seat Frame Os f Small Shoulder Bolt CERCETA Small Shoulder Bolt s Large Shoulder Bolt S pI igo e gor 2 Large Shoulder Bot gs 5a Slide Block FIGURE 7 9 Removing Installing Back Assembly Adjusting the Back Height Overview Back heights can be adjusted 1 inch within the range of back canes up to 25 inches high NOTE The back pan may need to be replaced Refer to Removing I
132. ng to Adjust Seat Width on page 55 Center Seat Frame Side Frame DETAIL A Locknut 290900 19 C 00 17 18 20 21 Seat Width Mounting Hole Positions NOTE One side frame shown for clarity Opposite side frame Pi Hex has the same mounting hole Coved Washer Bolts pattern SO Si C G FIGURE 6 3 Adjusting Seat Width Tilt Only Seating Systems 2G Tarsys Powered Seating System 56 Part No 1114842 SECTION 6 SEAT ADJUSTMENTS Recline Only or Tilt Recline Seating Systems CAUTION If the crossbeam has to be changed for the desired seat width the wheelchair MUST be returned to Invacare Otherwise damage to the recline function may occur NOTE For this procedure refer to FIGURE 6 4 on page 58 1 Measure across the side frames to determine the current seat width 2 Determine the desired seat width 3 Refer to the following chart and determine if the existing crossbeam needs to be replaced e Example 1 If the current seat width is 16 inches and desired seat width is 18 inches a new crossbeam of 18 19 inches is required e Example 2 If the current seat width is 20 inches and the desired seat width is 21 inches a new crossbeam is NOT required SEAT WIDTH CROSSBEAM REQUIRED 16 or I7 inches 16 17 inch 18 or 19 inches 18 19 inch 20 or 21 inches 20 21 inch 22 inches 22 inch Pe
133. nstalling Back Pan on page 55 The back height can be adjusted beyond the range of the existing back canes up to 26 inches when the back canes and back slides plastic inserts are replaced e Refer to Removing Installing Back Canes on page 89 e Refer to Removing Installing Back Slide Assembly on page 90 Back Height Components BACK BACK CANE BACK SLIDE PLASTIC HEIGHT INSERT 20 20 1A 21 22 22 13 4 23 24 24 15 4 25 26 26 17 4 NOTE All measurements in inches NOTE Tilt Only systems with round back canes can only be adjusted up to 25 inches NOTE For systems with slotted back canes only 2G Tarsys Powered Seating System 92 Part No 1114842 SECTION 7 BACK ADJUSTMENTS Removing Installing Arm Pivots NOTE For this procedure refer to FIGURE 7 10 NOTE The following procedure is for Tilt Recline and Recline Only seating systems Removing 1 If necessary remove the lateral supports from the seating system Refer to Installing Removing Adjusting Lateral Supports on page 95 2 Note the position of the existing arm pivot 3 Loosen but DO NOT remove the two hex bolts that secure the existing arm pivot to the back slide 4 Slide the existing arm pivot off the back slide Installing 1 If necessary loosely install the four T nuts and hex bolts onto the new arm pivot 2 Position the new existing arm pivot and line up the T nuts with the slots in the ne
134. nt of the slide block to the connector bracket 9 an With back supported repeat STEPS 2 3 for the opposite side of the seat frame 5 Line up the mounting holes in the slide block with the connector bracket mounting holes determined in STEP 1 Reinstall the hex bolt washer and locknut that secure the front of the slide block to the connector bracket and loosely tighten Refer to FIGURE 7 1 for hardware orientation D 7 Repeat STEP 6 for the opposite side of the seat frame 8 Line up the mounting holes in the curved link slide block and connector bracket 2G Tarsys Powered Seating System 80 Part No 1114842 SECTION 7 BACK ADJUSTMENTS 9 Reinstall the shoulder bolt washer and locknut that secure the curved link to the rear of the slide block and connector bracket and loosely tighten Refer to FIGURE 7 1 for hardware orientation 10 Repeat STEPS 8 9 for the opposite side of the seat frame 11 Torque all locknuts to 13 ft lbs 20 156 in Ibs 20 12 Adjust tilt and or recline potentiometers Refer to the electronics manual listed in Reference Documents on page 2 DETAIL A CONNECTOR BRACKET MOUNTING HOLES 90 95 oe san esei 100 105 ee coce eo 115 coom soo Connector Bracket not shown Locknuts Slide Block FIGURE 7 1 Adjusting Back Angle Part No 1114842 8l 2G Tarsys Powered Seating System SECTION 7 B
135. nt pivot assembly to the seat brackets a Remove the front pivot assembly from the seat brackets 5 Note the mounting location of the hex screw and locknut securing the inside of the seat bracket to the lower interface bracket D Remove the hex screw and locknut securing the inside of the seat bracket to the lower interface bracket Bs Slide the rear pivot assembly forward 8 Note the mounting location of the two socket screws washers and locknuts securing the lower portion of the linear guide to the shim seat bracket and lower interface bracket NOTE Shims are not present on seating systems manufactured after 12 18 2005 9 Align the rear access holes with the rear two socket screws securing the rear of the lower portion of the linear guides to the seat bracket NOTE If necessary remove the batteries and turn the wheelchair on its side to check the alignment of the hardware with the access hole 10 Remove the two socket screws washers and locknuts securing the rear of the lower portion of the linear guides to the seat bracket 11 Slide the rear pivot assembly backward 12 Remove the two socket screws washers and locknuts securing the front of the lower portion of the linear guides to the seat bracket 13 Remove the seat bracket from the lower interface bracket 14 Repeat STEP 8 to STEP 13 for the opposite side if desired Installing 1 Using the hex screws and locknuts secure the insides of the s
136. ntal position 2 Adjust top of the flip back armrest to the desired height 3 Lock top of flip back armrest by pushing height adjustment lever into the down vertical position NOTE The arm is not locked until an audible click is heard Locked Height DOWN VERTICAL Adjustment Flip Back Armrest Unlocked UP HORIZONTAL Flip Back Armrest Release Lever Front Arm ee lt gt Socket FIGURE 10 4 Adjusting Flip Back Armrest Height 2G Tarsys Powered Seating System 118 Part No 1114842 SECTION 1 CENTER MOUNT FOOTRESTS SECTION CENTER MOUNT FOOTRESTS A WARNING After ANY adjustments repair or service and BEFORE use make sure all attaching hardware is tightened securely otherwise injury or damage may occur Before adjusting repairing or servicing the seating system ALWAYS turn the wheelchair power OFF otherwise injury or damage may result Pinch points exist between seat and base frames Use caution otherwise injury may occur NOTE For complete operating information on Invacare footrests refer to the TDX Owner s Manual part number 1114809 supplied for the base of the wheelchair Removing Installing the Center Mount Footrest NOTE For this procedure refer to FIGURE 11 1 Removing 1 Remove the rigging pivot pin that secures the footrest to the mounting bracket of the seat frame 2 Hold the footrest with one hand and 7 engage the release lever with the other Center
137. nts repair or service and BEFORE use make sure all attaching hardware is tightened securely otherwise injury or damage may occur Before adjusting repairing or servicing the seating system ALWAYS turn the wheelchair power OFF otherwise injury or damage may result Pinch points exist between seat and base frames Use caution otherwise injury may occur Shroud Overview NOTE For this procedure refer to FIGURE 8 1 Rear Seat Shroud Refer to Removing Installing Rear Seat Shroud on page 101 S aeea g VSR Shroud A Refer to TER LA Removing Installing VSR Shroud on page 00 Side Shroud also on opposite side Refer to Removing Installing Side Shrouds on page 00 Lower Seat Shroud Refer to Removing Installing Lower Seat Shroud on page 02 Controller Shroud Refer to SS Removing Installing Rear 8 e IS N Ns Shroud on page 02 FIGURE 8 1 Shroud Overview Part No 1114842 99 2G Tarsys Powered Seating System SECTION 8 SHROUDS Removing Installing VSR Shroud NOTE For this procedure refer to FIGURE 8 2 1 To remove cut the two tie wraps that secure the VSR shroud in place 2 Pull on the VSR shroud to disengage from the fastening strip 3 Secure VSR shroud to VSR mounting tube in place with two tie wraps as shown in FIGURE 8 2 VSR Mounting Tube Tie Wraps Fastening Strip Shroud Removing Installing Side Shrouds A WARNING Side
138. olt that secures the new back cane to the seat frame 3 Install the locknut onto the shoulder bolt and torque to 13 ft lbs 20 156 in lbs 20 4 Line up the mounting holes in the new back cane and curved link 5 Install the short shoulder bolt and two washers that secure the new back cane to the curved link Refer to FIGURE 7 7 for correct hardware orientation Install the locknut onto the shoulder bolt and torque to 13 ft lbs 20 156 in lbs 20 If necessary repeat STEPS 1 6 for the opposite back cane 8 Install the spreader bar Refer to Removing Installing Spreader Bar on page 87 9 Install the arms Refer to Arms on page 114 Back Cane Wahe Locknuts Washer Short Shoulder Bolt a Long Shoulder Bolt Seat Frame Curved Link Part No 1114842 89 2G Tarsys Powered Seating System SECTION 7 BACK ADJUSTMENTS Removing Installing Back Slide Assembly NOTE For this procedure refer to FIGURE 7 8 on page 91 Removing 1 Remove the back pan Refer to Removing Installing Back Pan on page 85 2 Perform one of the following e Tilt Only Systems Remove the two shoulder screws and washers that secure the two existing back slides to the existing back canes from the BOTTOM mounting hole e Tilt Recline and Recline Only Systems Remove the two shoulder screws and washers that secure the two existing back slides to existing back canes from the TOP mounting hole 3 Slide the existing back slid
139. on otherwise injury may occur Repositioning the Seat About Repositioning the Seat The seat position MUST be adjusted under the following conditions e The seat depth changes e The seating system changes so it has both a ventilator ready battery tray and center mount footrests The mounting location of the seat depends on the seat depth of the seating system and whether or not both a ventilator ready battery tray and center mount footrests are installed The ventilator battery tray requires a long battery box door When used in combination with center mount riggings the seating system MUST be positioned further forward for proper clearance Repositioning the Seat on 2GR Systems NOTE For this procedure refer to Table 1 Table 7 on page 26 to page 32 1 Refer to the tables at the end of this procedure to determine if a seat position adjustment is needed NOTE The seat adjustment tables are based on the seat depth of the system Some seat depths share the same mounting position 2 Remove the six hex screws washers and locknuts securing the rear pivot assembly spacer bars and seat brackets to the lower interface brackets 3 Remove the two hex screws and locknuts securing the insides of the seat brackets to the lower interface brackets 4 If necessary remove the four hex screws and locknuts securing the front pivot assembly to the seat brackets and lower interface brackets 2G Tarsys Powered Seating System 24 Part
140. onnector Secure the SAC cables Refer to Securing the Cables on page 157 10 Adjust the tilt potentiometer Refer to Adjusting the Tilt Potentiometer on page 152 11 Perform the post service inspection Refer to Post Service Inspection Checklist on page 21 12 Install the rear shroud Refer to Removing Installing Rear Shroud on page 102 2G Tarsys Powered Seating System 140 Part No 1114842 SECTION 4 ELECTRONICS DETAIL A Half Clamp Non threaded D Mounting Screws Q Half Clamp Threaded S Hex Screws Armrest Mounting Plate SAC DETAIL B 5 pin Connector To Controller Actuator Connector WHITE 2 pin Anderson oee Auxiliary Power Connector SAC Connector 3 Pin Molex FIGURE 14 1 Removing Installing the Single Actuator Control SAC Removing Installing the TAC or TRCM NOTE For this procedure refer to FIGURE 14 2 on page 143 and FIGURE 14 3 on page 145 NOTE TAC stands for Two Actuator Control NOTE TRCM stands for Tilt Recline Control Module Removing the TAC TRCM Controller Bracket Round Back Canes 1 Remove the two long hex screws and locknuts securing the controller bracket to the upper bracket Detail C Part No 1114842 141 2G Tarsys Powered Seating System SECTION I14 ELECTRONICS 2 Remove the two short hex screws washers and coved washers securing the upper bracket to the back cane 3 Remove the controller bracket with TAC
141. ost Service Inspection Checklist eeessssssssesseeesseeessseresesecssseccsurecesssersseresrsecessreesuseeesssareserseeesseees 2l TROUBIES AO OCING c arrana RECE ERORE EEE EEEE E EREE 22 SECTION 5 INTERFACE HARDWARE SOCHOHSHSHSHSHSHSSSSSHSHSHSHSHSSSSHSHSHHHSHSSSHHHHHHSEHOSHOOOEE 24 Repositioning th Seats ecs asc cnscten nnani asa rateo eaa ecbuobibednouatecveavav enn aT 24 About Repositioning the Seat seeseesssesssecsseseeeessssreeeerssreeresssreeresssueeeeessrereeesssrereessrereeesssrereereeressss 24 Repositioning the Seat on 2GR Systems s ssessessssessseeessssreesssssretessssrteesssseeeessssrrreesssreteesserreeresrerees 24 Repositioning the Seat for 2GT and 2GTR SystemMs ccsssessessssessessessessesseesesseseseeseesessesseeees 33 Removing Installing the Rear Pivot Assembly ssssssssssssesecsssecsssecsssesseeusseensseeseeneseenseeeseeneaeenees 4l Tilt Only and Tilt Recline SystemS ssseseessssssseessssseeessssseeeesssseeeesssneeeesssreteersseereesssereeesssereeessseeees 4 Recline Only Systems svcctcdescenssstbedcconcestuanecdebbasasedecabeasinnnnbalestandad abuts ulenstecutspssntbedandecsdunsievecheodeadedtes 44 Removing Installing the Front Pivot AsSeMbly ccssessessessesesesesseesessessesssssesssssessssssseeseeseess 45 PRG IMOVIN Bros seo sedate ces asete tenses atelet otha R aon onllen dios heel N ead tien oem calcein 45 Installing seeisds ccsseahsceuvacvh Saetwsc cbseu ais dues cask sea skalela d
142. other person should secure the recline links to the front pivot assembly using the two shoulder bolts and locknuts in the location noted when removing the seating system Detail C Torque to 23 ft lbs 20 iii Connect the recline potentiometer connector 3 pin Molex to the TRCM e Tilt Only and Tilt Recline Systems i One person should support the front of the seating system ii Using the two shoulder bolts and locknuts the other person should secure the tilt links bushings and tilt angle blocks to the front pivot assembly Detail B Torque to 23 ft lbs 20 NOTE The tilt angle blocks should be mounted in the position noted when removing the seating system iii Install the socket screw to secure the tilt potentiometer linkage to the center seat frame Detail A 4 Connect the cables Connecting Cables NOTE For this procedure refer to FIGURE 6 17 on page 76 1 Perform one of the following e Tilt Only and Tilt Recline Systems i Connect the tilt actuator connector 2 pin Anderson to the TRCM TAC SAC or TRSS ii Connect the tilt potentiometer connector 3 pin Molex to the TRCM TAC SAC or TRSS e Recline Only Systems Connect the recline potentiometer connector 3 pin Molex to the TRCM TAC SAC or TRSS Connect the auxiliary power connector to the power take off connector not shown on the controller Connect the TRCM SAC or TAC to the MK controller 5 pin connector Conn
143. ove the seat assembly Refer to Removing Installing the Seat on page 75 Part No 1114842 4l 2G Tarsys Powered Seating System SECTION 5 INTERFACE HARDWARE N Remove the shoulder bolt two bushings and locknut securing the rear of the tilt actuator to the rear pivot assembly 3 Slide the rear pivot assembly forward 4 Align the rear access holes with the rear two socket screws securing the rear of the lower portion of the linear guides to the seat bracket NOTE If necessary remove the batteries and turn the wheelchair on its side to check the alignment of the hardware with the access hole 5 Remove the two socket screws washers and locknuts securing the rear of the lower portion of the linear guides to the seat bracket 6 Slide the rear pivot assembly backward N Align the rear access holes with the rear two socket screws securing the upper portion of the linear guides and clamp bars to the rear pivot assembly 9 Remove the two socket screws securing the upper portion of the linear guides and clamp bars to the rear pivot assembly x0 Slide the rear pivot assembly forward 10 Align the access holes revealed after performing STEP 6 with the front two socket screws securing the upper portion of the linear guides and clamp bars to the rear pivot assembly 11 Repeat STEPS 9 and 10 for the remaining two socket screws securing the upper portion of the linear guides and clamp bars to the rear pivot assembly 12
144. procedure refer to FIGURE 13 2 1 Make sure the wheelchair is on a level surface 2 Refer to the chart which follows for the operation of the seating system using a single function toggle switch mounted on the right side of the wheelchair SEATING SYSTEM SINGLE FUNCTION TOGGLE SWITCH FORWARD BACK TILT ONLY Increase Tilt Angle Decrease Tilt Angle RECLINE ONLY Increase Recline Angle Decrease Recline Angle 3 Release single function toggle switch to neutral position A Single Function ae Toggle Switch A FIGURE 13 2 Single Function Toggle Switch TRSS 2G Tarsys Powered Seating System 128 Part No 1114842 SECTION 13 TILT AND RECLINE Optional Four Way Toggle Switch NOTE For this procedure refer to FIGURE 13 3 1 Make sure the wheelchair is on a level surface 2 Refer to the charts which follow for the operation of the seating system using a four way toggle switch NOTE The charts which follow show the factory programmed settings only Switch assignments can be reprogrammed SEATING SYSTEM FOUR WAY TOGGLE SWITCH FORWARD REAR LEFT RIGHT Tilt Only Increase Decrease Power Legrest the Tilt Angle N A N A Up Down Recline Only Increase Decrease Increase Decrease the Back Height Power Legrest N A the Recline Angle VSR Up Down Tilt Recline Increase Decrease Increase Decrease Increase Decrease the Back Height Power Legrest the Tilt Angle the Recline Angle VSR Up Dow
145. r A UY perspective of i 2 an observer in front of the o Le wheelchair FIGURE 15 4 Power Elevating Legrest Recline Actuator and Recline Potentiometer Cables Tie Wrap to Lower Seat Shroud CAUTION The wheelchair MUST be reclined backward to the maximum position before securing the power elevating legrest recline actuator and recline potentiometer cables to prevent stretching and possibly breaking cables 7 Recline back as far as possible 8 From behind the wheelchair tie wrap the power elevating legrest recline actuator and recline potentiometer cables to the tilt actuator Refer to FIGURE 15 5 2G Tarsys Powered Seating System 160 Part No 1114842 SECTION I5 WIRING AND CABLES 9 Use the recline function to return the wheelchair to the upright position Power Elevating Legrest Recline Actuator and aa Recline Hb Potentiometer Cables Tilt Actuator 0 W Tie Wrap
146. r Pivot Assembly Spacer Bar Seat Bracket NOTE Only one seat adjustment position shown All seat adjustment positions Locknuts remove install in the same way Lower Interface Bracket FIGURE 5 3 Removing Installing the Rear Pivot Assembly 2G Tarsys Powered Seating System 44 Part No 1114842 SECTION 5 INTERFACE HARDWARE Removing Installing the Front Pivot Assembly NOTE For this procedure refer to FIGURE 5 4 on page 46 Removing 1 Remove the seat assembly Refer to Removing Installing the Seat on page 75 2 Tilt Only and Tilt Recline Systems Remove the shoulder bolt and locknut securing the front of the tilt actuator to the front pivot assembly 3 Note the mounting location of the four hex screws and locknuts securing the front pivot assembly to the seat brackets 4 Remove the four hex screws and locknut securing the front pivot assembly to the seat brackets 5 Remove the front pivot assembly from the seat brackets Installing 1 Align the front pivot assembly with the seat brackets 2 Secure the front pivot assembly to the seat brackets in the location noted in STEP 3 of Removing on page 45 Torque to 13 ft lbs 20 3 Tilt Only and Tilt Recline Systems Secure the front of the tilt actuator to the front pivot assembly using the shoulder bolt and the locknut Torque to 23 ft Ibs 20 4 Install the seat assembly Refer to Removing Installing the Seat on page 75 Part No 1114842 45 2G Tarsys Pow
147. ration of the seating system Otherwise injury may result 4 Install the side shroud Refer to Removing Installing Side Shrouds on page 100 Flat Washer Nylon Washer Short Socket AEN onnecting Bracket Curved Link Nylon Long Socket Screw Washer FIGURE 7 3 Removing Installing the Curved Links Recline Only and Tilt Recline Systems 2G Tarsys Powered Seating System 84 Part No 1114842 SECTION 7 BACK ADJUSTMENTS Removing Installing Back Pan NOTE For this procedure refer to FIGURE 7 4 on page 86 Removing 1 Remove the headrest from the seating system Refer to Removing Installing Adjusting Headrest on page 124 2 Lift up on the fastening straps and remove the cushion from the existing back pan 3 Perform one of the following e Tilt Only Systems Proceed to STEP 4 e Tilt Recline and Recline Only Systems i Disconnect the VSR actuator cable from the TRCM or TAC ii Remove the two mounting screws and locknuts that secure the VSR actuator mounting bracket to the existing back pan 4 Remove the two mounting screws that secure the headrest mounting bracket to the existing back pan 5 Remove headrest bracket from the existing back pan NOTE For 17 19 and 21 inch width backs spacers are required for proper installation 6 Remove the four mounting screws and spacers if applicable that secure the existing back pan to the two back slides 7 Remove existing back pan from the two back slides
148. refer to FIGURE 6 11 on page 68 NOTE The mounting location of the hex screw on the connecting bracket determines the back angle of the back assembly 1 Note the mounting position of the hex screw on the connecting plate to obtain the same back angle when re assembling Refer to Detail A 2 Remove the hex screw and washer that secure the slide block to the connecting bracket Remove the two hex screws and washers that secure the slide rod to the side frame 4 Remove the slide rod slide block and connecting bracket from the existing side frame Secure the slide block to the connecting bracket with the hex screw washer and locknut Part No 1114842 67 2G Tarsys Powered Seating System SECTION 6 SEAT ADJUSTMENTS 6 Secure the slide rod to the side frame with the slide block in position with the two hex screws and washers Torque to 13 ft lbs 20 156 in lbs 20 NOTE In Detail A the mounting position of the hex screw on the connecting bracket shows a back angle of 115 For additional back angles refer to Adjusting Back Angle on page 80 DETAIL A INSIDE VIEW OF CONNECTING BRACKET ON SIDE FRAME Mounting Position Hex Screw Washer Sk SP Connecting Bracket Locknut A Side Frame lt Slide Rod Slide Block Washer Hex Screw Washer Hex Screw FIGURE 6 11 Preparing Side Frames for Replacement Tilt Only Seating Systems Tilt Recline and Recline Only
149. rests AND Ventilator Ready Battery Tray MOUNTING POSITION 16 INCH 17 INCH Rear Pivot Assembly Front Pivot Assembly Hex Screws Spacer Bar ae Seat Bracket Lower Interface Bracket Washer ees Locknut DO NOT Remove Exploded for Clarity NOTE Torque the hardware as listed below e Hex screws or socket screws securing the rear pivot 75 in lbs 20 e Hex screws securing the front pivot assembly and front of seat bracket and shoulder screw securing the tilt actuator 13 ft lbs 20 2G Tarsys Powered Seating System 26 Part No 1114842 SECTION 5 INTERFACE HARDWARE TABLE 2 2GR Systems WITHOUT Center Mount Footrests AND Ventilator Ready Battery Tray MOUNTING POSITION Front Pivot Assembly Rear Pivot Assembly Hex Screw Spacer Bar Seat Bracket l l lt Washer eg Locknut Lower Interface r Bracket Locknuts S gt DO NOT Remove Exploded for Clarity NOTE Torque the hardware as listed below e Hex screws or socket screws securing the rear pivot 75 in lbs 20 Hex screws securing the front pivot assembly and front of seat bracket and shoulder screw securing the tilt actuator 13 ft lbs 20 Part No 1114842 27 2G Tarsys Powered Seating System SECTION 5 INTERFACE HARDWARE TABLE 3 2GR Systems WITHOUT Center Mount Footrests AND Ventilator Ready Battery Tray MOUNTING POSITION Rear Pivot Assembly A Front Pivot Assembl
150. rform one of the following e New Crossbeam Required Return seating system to Invacare for adjustment e New Crossbeam NOT Required Proceed to STEP 5 Remove the four hex bolts coved washers spacers and locknuts that secure the side frames to the center seat frame g OX Loosen the two socket bolts washers and locknuts that secure the two connector brackets to the crossbeam N Slide the side frames to the desired seat width Make sure both side frames are at the same seat width Refer to Detail A of FIGURE 6 4 sa Tighten the two socket bolts washers and locknuts that secure the two connector brackets to the crossbeam o Reinstall the four hex bolts coved washers spacers and locknuts that secure the side frames to the center seat frame Torque to 75 in lbs 20 10 Reassemble the wheelchair by reversing the instructions in Preparing to Adjust Seat Width on page 55 Part No 1114842 57 2G Tarsys Powered Seating System SECTION 6 SEAT ADJUSTMENTS Locknuts Center Seat Socket Paved Frame Crossbeam Bolt F Hex Bolt Locknut Spacer Coved Socket Bolt Washer Connector Bracket Coved Washer Hex Bolt Locknuts Spacer Side Frame DETAIL A Available Seat Width Adjustments AN NOTE Any other seat width adjustment requires a new RETANT O TTS crossbeam and the 1 17 18 19 20 21 22 WZ wheelchair MUST be CS r
151. rical components damaged by corrosion should be replaced IMMEDIATELY Part No 1114842 9 2G Tarsys Powered Seating System SPECIAL NOTES A WARNING Wheelchairs that are used by incontinent users and or are frequently exposed to water may require replacement of electrical components more frequently Refer to wheelchair base service manual for additional safety and operation information 2G Tarsys Powered Seating System 10 Part No 1114842 LABEL LOCATIONS LABEL LOCATIONS AWARNING Only chargers and harnesses approved by the Ventilator P N 1118361 Manufacturer may be used A aed Pinch Point 1079203 NOTE These labels are present on both sides of the seating system AWARNING Refer to the 2GTR Service Manual p n 1114842 to reposition the seat otherwise serious personal injury and damage will result P N 1118370 Rev A 3 03 Part No 1114842 II 2G Tarsys Powered Seating System TYPICAL PRODUCT PARAMETERS TYPICAL PRODUCT PARAMETERS SEAT WIDTH RANGE 16 22 inches in inch increments SEAT DEPTH RANGE 16 22 inches in inch increments BACK HEIGHT RANGE TILT RECLINE RECLINE TILT 20 26 inches in inch increments 20 26 inches in inch increments 20 25 inches in inch increments BACK ANGLE RANGE TILT 90 115 in 5 increments TILT RANGE TILT AND TILT RECLINE 0 Seat An
152. seat shroud 5 Remove the two cap screws and locknuts securing the harness connector to the harness wire bracket 6 Remove the harness from the seating system Installing 1 If power legrests were not previously installed perform the following steps A Install the socket screw through the half clamp and harness wire bracket B Position the half clamp with harness wire bracket onto the seat frame C Install the locknut onto the socket screw to secure the half clamp to the seat frame D Repeat STEPS A C for the opposite side of the wheelchair 2G Tarsys Powered Seating System 110 Part No 1114842 SECTION 9 POWER ELEVATING LEGRESTS 2 Secure the power elevating legrest connector to the harness wire bracket using the two cap screws and locknuts Tie wrap the harness to the lower seat shroud Detail A Secure the harness to the lower seat shroud using hook and loop fastening strips Plug the harness into the TRCM 2 pin Anderson connector Repeat STEPS 2 5 for the opposite side of the wheelchair N D U e w Install the power elevating legrests Refer to Installing Removing the Power Elevatin Legrests on page 104 Power Legrest Connectors Anderson 2 Pin Connector To TRCM Socket Screw Cap Screws P Connector Harness Wire Bracket DETAIL A TIE WRAPS AND FASTENING STRIPS To Right Power Elevating Legrest Hook and Loop Tie Wraps Fastening Strip
153. shroud s MUST be reinstalled before operation of the seating system Otherwise injury may result NOTE For this procedure refer to FIGURE 8 3 on page 101 1 Remove the mounting screw and washer that secure the side shroud to the seat frame 2 To install side shrouds align side shroud with fastening strips and secure with mounting screw and washer Securely tighten NOTE Only the right side shroud is shown for clarity The left side shroud removes installs in the same manner 2G Tarsys Powered Seating System 100 Part No 1114842 SECTION 8 SHROUDS Fastening Strip Mounting Screw Fastening Strip Seat Frame Side Shroud FIGURE 8 3 Removing Installing Side Shrouds Removing Installing Rear Seat Shroud NOTE For this procedure refer to FIGURE 8 4 1 Remove the screw located on the back of the shroud 2 To remove pull up on rear seat shroud to disengage from fastening strips 3 To install align fastening strips on rear seat shroud with fastening strips on frame Position rear seat shroud in place and firmly press down Install the phillips head screw Fastening Strips Located on underside of Shroud Fastening Strips NOTE There are three fastening strips located on rear pivot assembly FIGURE 8 4 Removing Installing Rear Seat Shroud Part No 1114842 101 2G Tarsys Powered Seating System SECTION 8 SHROUDS Removing Installing Rear Shroud NOTE For this procedure refer to FIG
154. sired select a speed which allows for the most uniform travel DO NOT insert fingers between legrest components Otherwise personal injury may occur CAUTION NEVER allow items to become trapped between the legrest assemblies Otherwise damage to the power legrests may occur Ensure that all parts of both power legrests are clear of any obstructions before raising and lowering otherwise damage to the power legrests may occur NOTE For this procedure refer to FIGURE 9 1 on page 105 NOTE Power legrests are linked to the recline function of the seating system Operating the recline function automatically operates power legs Power legrests can also be operated independently of the recline function 2G Tarsys Powered Seating System 104 Part No 1114842 SECTION 9 POWER ELEVATING LEGRESTS Installing the Power Elevating Legrests 1 Turn power legrest to side open footplate is perpendicular to wheelchair and position the mounting pin on the legrest with mounting holes on the seat frame Detail A 2 Insert the mounting pin of power legrest into the mounting hole of the seat frame Detail A NOTE Make sure the legrest sits flush on the seat frame 3 Rotate the power leg toward the inside of the wheelchair until it locks in place NOTE The footplate will be on the inside of the wheelchair when locked in place 4 Repeat STEPS 1 3 for the opposite legrest 5 Connect the power legrest connectors Detai
155. sseesssesesusseeusseeseeneas 124 PRETO VIN oiio na iia iaa E aT aT a da atu eae 124 Installing menninir e Ka Eeit aeisi iE EEE iaia eiei 124 Adjusting Headrest Height see esesssessssesssseessssessssesssseesssseessseeesssressseeessseessseeessseessseeesseresseeesseeee 125 Adjusting Headrest Depth Direction se sssessesssssesessesssrseessseesssseesssserssseeosrseessserosssteessseessseeesse 125 Replacing Headrest sccsucccssusessecneasitsscestvtaleasyaentednsarces lve eaeaince oranda a aa E 125 SECTION I 3 TILT AND RECLINE SOCHOHOSHSHSHSSHSHSHSHSHSSHSHSHSSHSHSHSHSHSSHSHOHSHSHSHSSHOHSHSHSHHOHSSHOHOEOECESE 126 A Note About Drive Loch Out sa c ccsssswcssnisssvessonsnsasaousnaieen sedi ngatdsotyadpccbv duos sisa leodaaseaanianvenson tats caves 126 Operating Powered Seating Systems sssssssssssssssssssscseeseeseessssessssssssssessssessssnsssssssesesseesseseeseees 127 Single Function Toggle Switch TRSS seeseesessesssseessssesssseesssseessseesssseessseressereusserosseressseeesseeess 128 Optional Four Way Toggle Switch avcescsiesssciss vawsnstdedstosessdsnssovecyectenssaesveactsinsseviisecentadsosnnnuntens 129 Vernier Shear Reduction 2G Tarsys Systems Only c csceessessessessessessessessesessessesseesesseeseens 130 Removing Installing the Tilt Actuator ssssssssssssssssssssesssssessesssssssssesssssssssseessessessssssssssssssesseess 131 PSIIOVING yiee ge elie inaariems ech E taste Mie a a 131 Installing sisisi eiis ir
156. ssrerersssereeessseereesssrreeesss 70 Removing Center Seat Frame s ics ccsscistcsscnsssnntsecssvotcnnsnssvosvesusussnodeebsvvesoavnnsevsensesnotuvengepasnsouersvabnnvse 70 Installing Center Seat Frame seessesseseereeesssesrereesesseeeessereeeessseseresssseereesssrereerssneeeeossreteeesssrereerssrerssseeere 7I Adjusting Replacing Telescoping Front Rigging SUPpOortS ssssessessessessessssessssseessreesssseessseressseresseee 73 Adjusting Replacing Leg Support Tubes sessessessessessessessssssssseesssessessesseesessessssssssesssensseeses 73 Adjusting Leg Support Tubes sc cccassnsssstietesnsanctnasserduadieecdeouccutduschysuvansenainetiasndsaneesdsecedivaoeststaessanvnnate 73 Replacing Leg Support Tubes scicsai sisi cascets coapssdigcassaseesatesveesdcayesananpnsuasesnieas a iaia 74 Removitig Installing the Seat si ctwacusaceeerinonincieasenroenatennennamanenialenlduiedtiavaninldmniush a 75 REMOVIDA ie enia Eaa e AE EEA Ei ASTEAN NEE A T AER ET ER 75 sta BTA oniiir rrena Ern aR E ER ERAK E EERE EEEE EEE 77 SECTION 7 BACK ADJUSTMENTS LALKI 80 Adjusting Back Widthi isoid iigiin aia S a aiii 80 Adj sting Back Angless n i a a sapere R a REN 80 Removing lInstalling the Curved LinkS sesssesssssseerssessseeessssreressssseeeesssserteesssrereesssnreressssereressseererenreeesss 82 Tilt Only Systems sindiani at iias 82 Recline Only and Tilt Recline Systems ssssssssssssssssssesssssssseessssssssssssesssssssseesssseessessssssssssssesees 83
157. sting Replacing Telescoping Front Rigging Supports on page 73 Remove the joystick s Refer to Removing Installing Joystick s on page 149 Remove the arms Refer to Arms on page 114 Remove the existing spreader bar Refer to Removing Installing Spreader Bar on page 87 Remove the existing back pan Refer to Removing Installing Back Pan on page 85 Remove the side shrouds Refer to Removing Installing Side Shrouds on page 100 Remove the existing seat pan Refer to Removing Installing Seat Pan on page 54 Part No 1114842 55 2G Tarsys Powered Seating System SECTION 6 SEAT ADJUSTMENTS Tilt Only Seating Systems NOTE For this procedure refer to FIGURE 6 3 1 Remove the four hex bolts coved washers spacers and locknuts that secure the side frames to the center seat frame A WARNING Both side frames MUST be adjusted to the same mounting hole position to maintain an even weight distribution of user and seat frame over the base frame If weight is not distributed evenly injury to the assistant and or user and damage to the wheelchair may occur N Slide the side frames in and or out to the desired seat width Make sure both side frames are at the same seat width Refer to Detail A in FIGURE 6 3 9 Reinstall the four hex bolts coved washers spacers and locknuts that secure the side frames to the center seat frame Torque to 75 in lbs 20 e Reassemble the wheelchair by reversing the instructions in Prepari
158. t bracket from the lower interface bracket 11 Repeat STEP 8 to STEP 10 for the opposite side if desired Installing 1 Using the hex screw and locknut secure the inside of the seat bracket to the lower interface bracket in the location noted in STEP 8 of Removing Torque to 13 ft lbs 20 2 Repeat STEP 1 for the opposite side if necessary 3 Align the front pivot assembly with the seat brackets Secure the front pivot assembly to the seat brackets in the location noted in STEP 2 of Removing above Torque to 13 ft lbs 20 Using the six hex screws washers and locknuts secure the rear pivot assembly to the spacer bars seat brackets and lower interface brackets in the location noted in STEP 5 of removing above Torque to 75 in lbs 20 Install the seat assembly Refer to Removing Installing the Seat on page 75 Part No 1114842 51 2G Tarsys Powered Seating System SECTION 5 INTERFACE HARDWARE T Front Pivot Hex t Assembly Rear Pivot Assembly FIGURE 5 7 Removing Installing the Seat Brackets Recline Only Systems Removing Installing the Lower Interface Brackets NOTE For this procedure refer to FIGURE 5 8 on page 53 Removing 1 Remove the seat assembly from the rear pivot assembly Refer to Removing Installing the Seat on page 75 2 Remove both seat brackets Refer to Removing Installing the Seat Brackets on page 48 3 Remove the six button screws washers and locknuts securing the low
159. tanding these instructions and any additional instructional material such as Owner s Manuals Service Manuals or Instruction Sheets supplied with this product or optional equipment If you are unable to understand the Warnings Cautions or Instructions contact a healthcare professional dealer or technical personnel before attempting to use this equipment otherwise injury or damage may occur Repair or Service Information Except for programming DO NOT service or adjust the wheelchair while occupied unless otherwise noted After ANY adjustments repair or service and before use make sure all attaching hardware is tightened securely otherwise injury or damage may occur Before adjusting repairing or servicing the seating system ALWAYS turn the wheelchair power OFF otherwise injury or damage may result Pinch points exist between seat and base frames Use caution otherwise injury may occur Cables MUST be routed and secured properly to ensure that the cables DO NOT become entangled and damaged during normal operation of seating system Cables MUST be secured to the wheelchair frame and or base with tie wraps after servicing is complete Failure to follow the warnings and instructions listed within this manual could result in injury to the users attendants and or bystanders and or damage to the wheelchair Cables MUST be secured so there are no loops of excess cable extending away from the wheelchair Bundle all excess cabl
160. tatus screen NOTE For STEPS 1 2 refer to the MK electronics service manual supplied with wheelchair 3 Measure the back angle relative to the seat Verify angles by using magnetic protractor available at any hardware store 4 Loosen the set screw on the tilt potentiometer Part No 1114842 153 2G Tarsys Powered Seating System SECTION 14 ELECTRONICS 5 Turn potentiometer with small flat screwdriver until screen on remote programmer reads the angle noted in STEP 3 NOTE Seat angle is relative to the horizontal position NOTE Tilt Up Limit Shows the status of the limit as programmed in the Performance Menu If the limit has been reached the status will be TRUE If the seat or back is not at a limit the status will be FALSE NOTE Tilt Down Limit Shows the status of the limit as programmed in the Performance Menu If the limit has been reached the status will be TRUE If the seat or back is not at a limit the status will be FALSE 6 While monitoring the current status screen on the remote programmer tighten the set screw on the tilt potentiometer shaft 7 Apply Glyptal to top of set screw to secure in place Adjusting Recline Potentiometer NOTE For this procedure refer to FIGURE 14 8 on page 155 To adjust the recline potentiometer on a seating system with a TRCM or TAC follow these steps 1 Hook up remote programmer to the wheelchair TRCM or TAC 2 Set remote programmer to the current status screen
161. tiometer to be adjusted The Up Angle adjustment screen will then be displayed Position the seat back in the fully upright position Using a protractor or angle pitch calculator measure the actual angle of the seat with respect to the floor This measurement should range from 0 to 10 Adjust the tilt up angle setting on the programmer to the measured angle 2G Tarsys Powered Seating System 146 Part No 1114842 SECTION 14 ELECTRONICS TILT UP ANGLE 5 PRESS SELECT TO CONTINUE 6 Press the SELECT key on the programmer to proceed to the Tilt Down adjustment screen 7 Tilt the seat until the measured angle is approximately 50 8 Adjust the tilt down angle setting on the programmer to the measured angle The range is between 45 and 55 9 Press the SAVE key on the programmer to store both the up and down angle adjustments in the user memory TILT DOWN ANGLE 50 PRESS SAVE TO SET ANGLES NOTE The adjustments in STEPS 10 to 15 will ensure the programmed angle setting for the seat matches the mechanical adjustment made for the seat This will prevent the actuator from running excessively when the seat has finished moving 10 Press the Menu button 11 Select PERFORMANCE ADJUST and press the Select button NOTE For STEP 12 listen to the tilt actuator while observing the seat position 12 Tilt the seating system to the full upright position 13 Perform one of the following e If the tilt actuator
162. to 23 ft lbs 20 Part No 1114842 77 2G Tarsys Powered Seating System SECTION 6 SEAT ADJUSTMENTS DETAIL A TILT POTENTIOMETER LINKAGE Tilt Potentiometer Linkage Center Seat DETAIL B TILT LINKS AND TILT ANGLE BLOCKS Orientation of angle block shown is for 0 seat angle Orientation of angle block shown is for 5 seat angle Link Mounting Hole for 5 Seat Angle Shoulder Bolt Use this mounting hole for 5 seat angle DETAIL C RECLINE LINKS 10 and 15 Recline Link 10 and 15 ae Ss P lt 3 p SN RQ DA Front Pivot N f Assembly l l Mounting Mounting hole hole for 15 for 10 recline recline Locknut 0 and 5 Recline Link 0 and 5 Recline Link ocknut Recline Link Shoulder R Pa Shoulder Bolt Bolt i N KN SV Front Pivot Assembly x Mountin Mounting hole for a hole for 5 0 recline recline Link Shoulder Bolt Mounting Hole for 0 seat angle Use this mounting hole for 0 seat angle Front Pivot Assembly DETAIL D REAR PIVOT ASSEMBLY a Shoulder Locknut eat Bolt rame Rear Pivot Assembly FIGURE 6 18 Removing the Seat Connecting the Seat 2G Tarsys Powered Seating System 78 Part No 1114842 SECTION 6 SEAT ADJUSTMENTS 3 Perform one of the following e Recline Only Systems i One person should support the front of the seating system ii The
163. to Invacare if the center frame has to be changed for a particular seat depth Otherwise damage to the recline function could occur There are two center seat frame sizes Small used for 16 and 18 inch deep side frames Large used for 20 and 22 inch deep side frames NOTE If changing from a 16 or 18 inch deep side frame to a 20 or 22 inch deep side frame or vice versa the center seat frame must be changed Leg Support Tubes For seating systems with mechanical legrests the leg support tubes are available in two sizes Short adjusts from 16 to 19 inch seat depths Long adjusts from 20 to 22 inch seat depths NOTE If changing from any seat depth between and including 16 and 19 inches to any seat depth between and including 20 and 22 inches or vice versa the leg support tube must be changed Part No 1114842 59 2G Tarsys Powered Seating System SECTION 6 SEAT ADJUSTMENTS Adjusting Seat Depth A WARNING To ensure stability the seat may need repositioning when the seat depth is changed Refer to Repositioning the Seat on page 24 Otherwise injury or damage may occur CAUTION Seat depth adjustments that require a new center seat frame on Tilt Only seating systems are permissible Seat depth adjustments that require a new center seat frame on Tilt Recline or Recline Only seating systems are NOT permissible and the system MUST be returned to Invacare for service Otherwise damage to the recline fun
164. ul protection from the more common sources of radiated EMI There are a number of sources of relatively intense electromagnetic fields in the everyday environment Some of these sources are obvious and easy to avoid Others are not apparent and exposure is unavoidable However we believe that by following the warnings listed below your risk to EMI will be minimized The sources of radiated EMI can be broadly classified into three types Hand held Portable transceivers transmitters receivers with the antenna mounted directly on the transmitting unit Examples include citizens band CB radios walkie talkie security fire and police transceivers cellular telephones and other personal communication devices NOTE Some cellular telephones and similar devices transmit signals while they are ON even when not being used 2 Medium range mobile transceivers such as those used in police cars fire trucks ambulances and taxis These usually have the antenna mounted on the outside of the vehicle and 3 Long range transmitters and transceivers such as commercial broadcast transmitters radio and TV broadcast antenna towers and amateur HAM radios NOTE Other types of hand held devices such as cordless phones laptop computers AMIFM radios TV sets CD players cassette players and small appliances such as electric shavers and hair dryers so far as we know are not likely to cause EMI problems to your powered wheelchair
165. vot assembly 4 Secure the angle blocks and links to the front pivot assembly with the shoulder bolts spacers and locknuts in one of the positions shown in FIGURE 6 5 Securely tighten 5 Adjust the tilt potentiometer Refer to the electronics manual listed in Reference Documents on page 2 6 Perform the post service inspection Refer to Post Service Inspection Checklist on page 21 Orientation of Angle Block Shown is for 0 Seat Angle Shoulder Bolt Orientation of Angle Block Shown is for 5 Seat Angle Link Mounting Hole for 0 Seat Angle Mounting Hole for 5 Recline Shoulder Bolt Use this Mounting Hole for 0 Seat Use this Mounting Hole for 5 Seat Angle Front Pivot Assembly FIGURE 6 5 Adjusting Seat Angle Tilt Only and Tilt Recline Seating Systems Recline Only Seating Systems Preparing to Adjust the Seat Angle NOTE For this procedure refer to FIGURE 6 6 on page 62 1 Visually inspect the seating system for either 10 15 recline links or 0 5 recline links 2 Perform one of the following Part No 1114842 6l 2G Tarsys Powered Seating System SECTION 6 SEAT ADJUSTMENTS e Use Existing Hardware to Adjust the Seat Angle Between 10 and 15 or Between 0 and 5 Refer to Changing Seat Angle from 10 to 15 or Vice Versa on page 62 or Changing Seat Angle from 0 to 5 or Vice Versa on page 64 e Change Hardware to Adjust the Seat Angle From 10 15 to 0
166. w existing back slides 3 Slide the new existing arm pivot to the position noted in STEP 2 above NOTE If a change in armrest height is desired Refer to Adjusting Armrest Height on page 115 4 Torque the two hex bolts that secure the new existing arm pivot to the back slide to 50 in lbs 20 5 If necessary repeat STEPS 1 4 for the opposite side of the seating system 6 If necessary install the lateral supports onto the seating system Refer to Installing Removing Adjusting Lateral Supports on page 95 Hex Bolts T Nuts Channel Arm Pivot Back Cane Back Slide FIGURE 7 10 Removing Installing Arm Pivots Part No 1114842 93 2G Tarsys Powered Seating System SECTION 7 BACK ADJUSTMENTS Removing Installing Adjusting Chest Positioning Strap NOTE For this procedure refer to FIGURE 7 11 NOTE This procedure applies to systems with slotted canes only Removing 1 Note the position of the existing chest positioning strap 2 Loosen but DO NOT remove the socket screw that secures the existing chest positioning strap to the back slide 3 Slide the existing chest positioning strap off the back slide Installing 1 If necessary loosely install the T nut and hex screw onto the new chest positioning strap 2 Position the new existing chest positioning strap and line up the T nuts with the slots in the back slide 3 Slide new existing chest positioning strap to the position noted in STEP 1 in Removing on page 93
167. y Tie Wrap the Cable Here Seat Frame FIGURE 1 7 Removing Installing the Release Lever Assembly Part No 1114842 123 2G Tarsys Powered Seating System SECTION 12 HEADREST SECTION 2 HEADREST A WARNING After ANY adjustments repair or service and BEFORE use make sure all attaching hardware is tightened securely otherwise injury or damage may occur Before adjusting repairing or servicing the seating system ALWAYS turn the wheelchair power OFF otherwise injury or damage may result Pinch points exist between seat and base frames Use caution otherwise injury may occur Removing Installing Adjusting Headrest NOTE For this procedure refer to FIGURE 12 1 Removing 1 Loosen but DO NOT remove the thumb screw that secures the headrest to the headrest mounting bracket 2 Remove the headrest from the headrest mounting bracket Installing 1 Make sure thumb screw is loose 2 Install the headrest until the headrest stop sits on the headrest mounting bracket 3 If necessary adjust the height depth or direction of the headrest Refer to Adjusting Headrest Height on page 125 Offset Fixture Depth Slide Tube Adjustment Socket Screws Height Adjustment Set Screw Thumb Screw Headrest Stop Headrest Mounting Bracket we FIGURE 12 1 Removing Installing Adjusting Headrest 2G Tarsys Powered Seating System 124 Part No 1114842 SECTION 12 HEADREST Adjusting Headrest He
168. y Hex Screw Locknuts Spacer Bar Seat Bracket Washer Ta Locknut Ny DO NOT Remove Exploded for Clarity Lower Interface Bracket Hex Screws NOTE Torque the hardware as listed below e Hex screws or socket screws securing the rear pivot 75 in lbs 20 e Hex screws securing the front pivot assembly and front of seat bracket and shoulder screw securing the tilt actuator 13 ft lbs 20 2G Tarsys Powered Seating System 28 Part No 1114842 SECTION 5 INTERFACE HARDWARE TABLE 4 2GR Systems WITH Center Mount Footrests AND Ventilator Ready Battery Tray MOUNTING POSITION 16 INCH Rear Pivot Assembly Hex Screw Spacer Bar Seat Bracket Lower Interface Bracket Washer Locknut DO NOT Remove Exploded for Clarity NOTE Torque the hardware as listed below e Hex screws or socket screws securing the rear pivot 75 in lbs 20 e Hex screws securing the front pivot assembly and front of seat bracket and shoulder screw securing the tilt actuator 13 ft lbs 20 Part No 1114842 29 2G Tarsys Powered Seating System SECTION 5 INTERFACE HARDWARE TABLE 5 2GR Systems WITH Center Mount Footrests AND Ventilator Ready Battery Tray MOUNTING POSITION 17 INCH 18 INCH 19 INCH Rear Pivot Assembly eas Hex Screw Spacer Bar Seat Bracket Lower Interface Bracket Washer Locknut 4 DO NOT Remove Exploded for Clar

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