Invacare® Ultra Low Maxx by Motion Concepts
Contents
1. 3 a On each side loosen and remove screws of side frame parts fore A and aft 4 Z CA e Pl Remove screws A Remove backrest pan 5 If necessary remove screw and replace cross plate i The cross plate is available in two widths e 405 505 mm e 505 610 mm 7 Reassemble brackets 8 Install backrest pan in new width 9 Adjust side frames to desired width o 1 Make sure that both sides are set to the same width 10 Insert screws and tighten Il Reinstall front seat pans and adjust to new seat width 12 Insert screws and tighten 4 5 Adjusting seat height 1Y Tools al 13 mm open ended spanner Seat height 420 mm only in combination with 8 5 anterior tilt Low interface bracket Seat height 440 mm Seat height 460 mm High interface bracket Seat height 480 mm 1586649 A Remove seat Refer to 4 1 Removing Installing seat page 9 2 Remove tilt module or lifter tilt module Refer to 4 2 Removing Installing tilt module lifter tilt module page 9 3 Loosen and remove screws 4 Adjust bracket to desired height See graphics above Switch to other bracket size if needed 5 Insert and tighten screws 6 Install tilt module or lifter tilt module and seat 4 6 Setting pre tilt The seating system can be set to a predefined anterior or posterior tilt 5 anterior tilt which reduces the maximum possible tilt by 52. Pes Power Elevating Seat Ps Power Positioning System fore seco Heg 1586649 A 2 Safety 2 1 Safety and fitting instructions These safety instructions are intended to prevent accidents at work and it is imperative that they are observed Before any inspection or repair work e Read and observe this repair manual and the associated user manual Observe the minimum requirements for carrying out the work see 1 1 General information page 4 Personal safety equipment Safety shoes The mobility device and some of its components are very heavy These parts can result in injuries to the feet if they are allowed to drop e Wear standardized safety shoes during all work Eye protection It is possible that battery acid can be discharged when working on defective batteries or when handling batteries improperly Always wear eye protection when working on any defective or possibly defective batteries Safety gloves It is possible that battery acid can be discharged when working on defective batteries or when handling batteries improperly e Always wear acid proof safety gloves when working on any defective or possibly defective batteries General safety information and information about fitting removal CAUTION A Risk of crushing Various components such as the drive unit batteries seat etc are very heavy This results in injury hazards to your hands Note the high weight of some componen
3. e 10 anterior tilt which reduces the maximum possible tilt by 10 e 5 posterior tilt which increases the maximum possible tilt by 5 Orientation of tilt wedge 5 posterior tilt 10 anterior tilt 5 anterior tilt Setting the tilt CAUTION Risk of strains from lifting heavy parts Use proper lifting techniques 19 Tools al e 6mm Allen key Remove seat Refer to 4 1 Removing Installing seat page 9 2 Align tilt wedge with holes on module and in the desired orientation See graphics above Insert screws and tighten 4 Align seat with holes on tilt wedge and install uy 4 7 Adjusting backrest height The backrest pans are available in different heights In addition the overall height can be adjusted by adjusting the gap between backrest pan and seat High Back 19 Tools 10 mm wrench 1586649 A Settings and Adjustments Align bottom hole of backrest pan to hole of desired height on backrest tube 200 mm gap g 175 mm gap e 150 mm gap 3 Insert screws and washers and tighten Matrx The Matrx Elite TR Back shown in this section serves as an example Matrx Elite Deep Back and Matrx Posture Back are adjusted the same way o 19 Tools ul 5 mm Allen key e 6mm Allen key 10 mm wrench Invacare Ultra Low Maxx by Motion Concepts Remove nuts and washers and adjust hanger plate to desired gap height If neces
4. of the seat This impacts its dynamic stability If you make a major change to the seat depth the center of gravity of the seat must also be adjusted Refer to 4 14 Center of Gravity CG Adjustments forward and aft page 15 Ho Seat depth adjustments will often require further adjustments to the legrest s and or legrest receivers to compensate for the change in seat depth Ho Seat depths of 530 mm and larger will require a seat depth extension kit Ho Tools 13 mm wrench o C Invacare Ultra Low Maxx by Motion Concepts Tilt or lift seat for easier access Loosen screws of side rails two on each side Adjust side rails to desired depth Tighten screws a 4 4 Adjusting seat width and backrest width Seat width adjustments are more complex than depth adjustments and require additional adjustments changes to the seat frame and backrest assembly o The Ultra Low Maxx seat frames are available in two width ranges to accommodate a wide range of seat sizes from 405 mm up to 610 mm The Ultra Low seat side frames are used to adjust the width of the seating system Side frames are adjustable at 12 5 mm intervals per side left right which allow for 25 mm incremental width adjustments up to a maximum range of 75 mm 19 Tools al 3mm Allen key 5 mm Allen key e 6mm Allen key e 10 mm wrench Loosen and remove screws of front seat pans A 2 Remove front seat pans
5. out when the switch angle is adjusted Il the tilt or recline will have to be activated again before re testing the drive lockout The drive lockout will remain engaged until the tilt or recline has been activated regardless of the switch angle The drive lockout limit should always be set to the angle that best meets the individual needs of the user and overall stability of the wheelchair However the DLO angle should not exceed the maximum 60 backrest angle o0 gt Ensure base is on a level surface when adjusting limits Setting the power elevating seat PES lockout limit switch for tilt elevating systems All modular systems with tilt and recline functions in combination with a power elevating seat PES are fitted with a PES lockout limit switch This limit switch prevents the PES actuator from elevating when the DLO is activated The limit switch used to set the elevating actuator lockout is identified by a WHITE colored end After the 1586649 A Settings and Adjustments switch value has been set ensure that the elevating actuator lockout is tested Further adjustments may be required Speed reduction microswitch for power elevating seats All modular systems with power elevating seats PES are fitted with a microswitch for the speed reduction This microswitch reduces the speed by 30 when the seat actuator is elevated beyond a recommended 100 mm 4 limit measured from the home lowest position The mi
6. ESR link with the actuator bracket and secure with hardware as shown 3 6 Replacing backrest actuator Tools 3mm Allen key e Phillips screwdriver e 6mm Allen key e 13 mm open ended spanner o O When disassembling take care of small parts such as screws and washers Put all small parts down so that they can be reassembled in the right sequence Ho Remove the seat pan and disconnect the power cable from the base Remove screw and backrest cover 6 Invacare Ultra Low Maxx by Motion Concepts Remove screws from the actuator brackets 5 Remove actuator 6 Align ends of new actuator with actuator brackets and secure with hardware as shown above 7 Connect actuator to power module 8 Install seat pan 3 7 Replacing postural belt l Loosen the screw 1 with a 5 mm Allen key 2 Remove the screw 1 the washer 2 the postural belt the sliding bushing 3 and the sliding block 4 from the seat frame profile 5 3 Replace the postural belt 4 Refit the parts in the reverse order 1586649 A 4 Settings and Adjustments 4 1 Removing Installing seat CAUTION Risk of strains from lifting heavy parts Use proper lifting techniques Depending on whether you have a tilt module or lifter tilt module installed or not there are two ways to remove and install the seat With the seat installed directly on the seat frame e With the seat installed on a module or ti
7. Invacare Ultra Low Maxx by Motion Concepts Supplement to power wheelchair service manual en Modular Power Positioning System Service Manual en INVACARE DEALER Keep this manual The procedures in this manual MUST be performed by a qualified Yes you can technician 2015 Invacare Corporation All rights reserved Republication duplication or modification in whole or in part is prohibited without prior written permission from Invacare Trademarks are identified by and All trademarks are owned by or licensed to Invacare Corporation or its subsidiaries unless otherwise noted Contents I General ooooooomoomooccrosoomorscssrr9s s I 1 General information oooooooccooccoon ooo 1 2 Notes on Shipping oooo ooooooroooo ooo 1 3 Symbols in this manual ooo ooooooooooo 1 4 Images in this manual oo ooooooooooooo 1 5 System Identification o o o oooooooooooo o 1 6 Abbreviations oooooooocooccoccoocooooo ooo Y A nes 2 1 Safety and fitting instructions ooo oooooo SSOPVICE oo cee ccc cece cee sense nennen ne 3 1 Tightening torques 0 0 0 eee eee eee 3 2 System Review Checklist o o ooooooo 3 3 Inspection checklist 2 0 2 00 0000 eee eee eee 3 4 L brication un sen ee 3 5 Replacing powered backrest o o ooooooo 3 6 Replacing backrest actuator o o oooooooooooo 3 7 Replacing postural b
8. adjustable remote tray Refer to 4 11 1 Installing remote onto Quad Link page 13 4 11 3 Securing the remote cable To ensure proper use and operation of the quad link the remote cable must be properly secured If present secure the remote cable to the cable bracket 2 Position the remote cable along the remote mounting tube 3 Using a tie wrap secure the remote cable to the rear of the remote mounting tube so that the remote cable is positioned along the inside of the tube facing the inside of the wheelchair 1586649 A 4 12 Adjusting footplate width The footplate width is adjusted via spacers Add spacers to increase width e Remove spacers to decrease width 19 Tools ul e 6mm Allen key Remove screw A 2 Remove or add spacers 3 Retighten screw 4 13 Setting drive lockout and limit switches Setting the drive lockout for tilt recline systems All modular systems with tilt and or recline functions are supplied with a drive lockout DLO switch This prevents the drive motors from operating if the backrest is positioned beyond a pre determined angle The maximum drive lockout angle is 60 from the vertical see diagram below After the angle has been set ensure the drive lockout is tested Further adjustments may be required For a tilt recline seating system the DLO switch is typically mounted to the side of the actuator module on the backrest pan o If the drive is locked
9. bricated at the factory however occasional lubrication using a general purpose oil will help to maintain optimal performance of your seating system il Avoid the use of heavy grease or high viscosity lubricants as this can cause a build up of dirt and contaminates which could reduce overall performance CAUTION Risk of injury and damage to the wheelchair Turn power off to the wheelchair prior to cleaning and lubricating Pivot point lubrication Lifter module Tilt module Tilt Elevate the seating system 2 Use a clean rag to wipe away any dirt residue around pivots and along slide channels 3 Lubricate main pivot points as indicated on the module periodically using a general purpose oil 3 5 Replacing powered backrest Tools 5 mm Allen key e 6mm Allen key e 10 mm open ended spanner 13 mm open ended spanner o Cl When disassembling take care of small parts such as screws and washers Put all small parts down so that they can be reassembled in the right sequence Ho 1586649 A Removing backrest Remove the seat pan and disconnect the power cable from the base 2 Remove screws from the backrest tube brackets and the actuator bracket 6 3 Remove the backrest Installing backrest Align the holes of the powered backrest tubes with the upper mounting holes in the tube brackets and secure with hardware as shown 2 Align the lower ends of backrest actuator and
10. can find information about ordering spare parts in the spare parts catalogue Only use original Invacare spare parts The warranty will become invalid if other spare parts are used e We reserve the right to make any alterations on the grounds of technical improvements e The mobility device may only be maintained and overhauled by qualified personnel The minimum requirement for service technicians is suitable training such as in the cycle or orthopedic mechanics fields or sufficiently long term job experience Experience in the use of electrical measuring equipment multimeters is also a requirement Special Invacare training is recommended e Alterations to the mobility device which occur as a result of incorrectly or improperly executed maintenance or overhaul work lead to the exclusion of all liability on the side of INVACARE e Ifyou have any problems or questions please contact Invacare Service 1 2 Notes on shipping e If the mobility device has to be shipped back to the manufacturer for major repairs you should always use the original packaging for transport e Please attach a precise description of the fault 1 3 Symbols in this manual In this manual warnings are indicated by symbols The warning symbols are accompanied by a heading that indicates the severity of the danger A A WARNING Indicates a hazardous situation that could result in serious injury or death if it is not avoided CAUTION In
11. crew on the inside of the armrest receiver and slide the armrest receiver up down the recline tube to the desired height Adjust armrest height 4 Retighten screws Tools 19 al 13mm open ended spanner 4 11 Adjusting QuadLink 4 11 1 Installing remote onto Quad Link By default the remote is mounted centered regardless of which side of the wheelchair the remote is mounted on The position of the remote A on the adjustable remote tray can nevertheless be adapted as shown below e Loosen screws o 2 Adjust armrest to desired height 3 Tighten screws Adj st armrest angle Right Mount Front View For Left Mount Front View For Left Tools Right Hand Use Hand Use 19 al 13 mm open ended spanner I Loosen lock nut A 2 Adjust armrest angle by adjusting thread rod with thumb nut e To lift armrest screw in thread rod e To lower armrest screw out thread rod 3 Tighten lock nut 4 10 Adjusting recline armrest The standard recline armrest has an adjustable pivot arm to allow height adjustments in 13 mm increments 19 Tools al 5 mm Allen key e 13 mm open ended spanner If necessary remove the adjustable remote tray from the Quad Link by performing the following steps a Loosen the two cap screws securing the adjustable remote tray to the Quad Link b Remove the adjustable remote tray from the Quad Link 2 Secure the remote to the adjus
12. croswitch speed reduction functions as a normally closed circuit This provides fail safe operation As soon as the seat is elevated over the 100 mm 4 limit the switch is opened and the speed reduction is engaged The microswitch is typically mounted to the underside of the seating system and is attached to an actuator mounting plate in either a vertical or horizontal position depending on the seating system Ensure the speed reduction microswitch is tested after installation Further adjustments may be required Setting the max back angle limit switch All modular systems with tilt and recline functions are available with a max back angle limit function This function prevents the back angle from extending beyond a pre set angle The correct max back angle limit differs for each installation The limit switch should be set so that with any combination of tilt and recline there is no chance of interference between the backrest of the modular system and the wheelchair base or any accessories located at the back The recline angle should never extend beyond 5 from the horizontal see graphic below After the back angle has been set ensure the max back angle limit is tested Further adjustments may be required For a tilt recline seating system the switch is typically mounted to the side of the actuator module mounting bracket on the back of the system FR Y U Er The max back limit switch will need to be set to be
13. dicates a hazardous situation that could result in minor or slight injury if it is not avoided IMPORTANT Indicates a hazardous situation that could result in damage to property if it is not avoided Gives useful tips recommendations and information for efficient trouble free use Ho This product complies with Directive 93 42 EEC concerning medical devices The launch date of this product is stated in the CE declaration of conformity CE Tools This symbol identifies a list of various tools components and items which you will need in order to carry out certain work Please do not attempt to carry out the work if you do not have the listed tools available o Cl 1 4 Images in this manual The detailed images in this manual are given digits to identify various components Component numbers in text and operational instructions always relate to the image directly above 1 5 System Identification Each Motion Concepts seating system is identified by a unique serial number which allows us to trace the production history of the system and better equips us to address any service issues that may occur over the lifetime of the product The location of the serial number identification plate varies depending on the type of positioning system installed There are two possible mounting locations as indicated in the images below 1 6 Abbreviations CCT Meaning CN El cameron ry foro Eomma Pes eanced sear Reden
14. drive if applicable Check the tilt tilt recline limit if applicable Check the full range of tilt and recline and elevate as applicable Make certain that there is no interference Make sure that the wheelchair is stable with the client in it over the entire range Check power legrest function if applicable Ensure there is appropriate ground clearance in the retracted position and check for interference over the full range of travel Check all wires and cables over the complete tilt recline elevate range for pulling crushing or tight bends Check that the charger functions properly Check that the acceleration and deceleration of the wheelchair have been programmed to levels appropriate for the user Check all of the wheelchair drive functions Check that the rod ends on the tilt and recline actuators have been properly pinned if applicable Check the anti tipper latching system if applicable Check that the anti tipper extensions are installed if required If the front or rear anti tippers are adjustable check that they have been set to the appropriate position for the user Test drive the wheelchair and operate the seating system Ensure the user manual is provided to the end user 3 3 Inspection checklist Item Initially Monthly 6 Months Periodically Batteries Load test batteries individually x x Ensure batteries are clean free from corro
15. drive lockouts Make sure this is set so as not to compromise the user s stability while driving All power bases have programmable controllers which allow adjustment of the maximum acceleration and deceleration of the wheelchair Make sure that these are set to an appropriate level for the system and for the user e Ensure all medical conditions are considered when setting up the wheelchair Involuntary muscle movement such as spasming may affect the stability of the wheelchair especially when the seating system is in a tilted or reclined position e When a system is fully tilted or reclined the front wheels of the power base should never come off the ground If this occurs you must adapt the system s center of gravity Typical system depth settings 380 mm 480 mm deep seat frame Typical 380 mm setting Typical 480 mm setting 480 mm 580 mm deep seat frame Typical 480 mm setting Typical 580 mm setting Adjusting the center of gravity To achieve the best overall base stability the system depth should be adjusted as far back as possible when the seat depth is deepened This will be determined by the type of legrests used 19 Tools al e 2x 13 mm open ended spanner CAUTION Risk of strains from lifting heavy parts Use proper lifting techniques Loosen screws and nuts and remove together with washers 2 Adjust system to desired position 3 Insert screws nuts and washe
16. elt o oo ooo ooooooo 4 Settings and Adjustments oo ooooommoo o 4 1 Removing Installing Seat ooooooo 4 2 Removing Installing tilt module lifter tilt module 4 3 Seat depth adjustment o oo ooooooooooo oo 4 4 Adjusting seat width and backrest width 4 5 Adjusting seat height o oo o ooooooooooooo 4 6 Setting pre tilt o oooooooooooooo 4 7 Adjusting backrest height o o oooooooo o 4 8 Adjusting backrest precline angle 4 9 Adjusting cantilever flip back armrest 4 10 Adjusting recline armrest o o o oooooooo 4 11 Adjusting QuadLink oooooooooooo o 4 11 1 Installing remote onto Quad Link 4 11 2 Reversing the mounting position 4 11 3 Securing the remote cable 4 12 Adjusting footplate width o ooooooo 4 13 Setting drive lockout and limit switches 4 14 Center of Gravity CG Adjustments forward and AI a ee Invacare Ultra Low Maxx by Motion Concepts General l l General information Service and maintenance work must be carried out taking this service manual into account e It is imperative that you observe safety information e Information about operation or about general maintenance and care work on the mobility device should be taken from the operating manual e You
17. ific needs Invacare Ultra Low Maxx by Motion Concepts Stability By changing the seating position tilting reclining or elevating the user is changing the stability characteristics of the wheelchair It is very important that the system is set up so that it is stable in all seating positions When evaluating stability remember the following e The Ultra Low Maxx system can be mounted onto the power base in various fore and aft positions Make certain that the position selected provides the user with maximum stability over the full range of seating positions Consider all personal gear and accessories backpacks vent systems extra batteries etc that will be carried on the wheelchair For example a loaded backpack attached to the back of the seating system can significantly reduce the rearward stability of the wheelchair Consider the backrest being used For example a recessed backrest can shift the user s center of gravity back and significantly reduce the rearward stability of the wheelchair Conversely a thick back cushion will shift the user forward and reduce the wheelchairs forward stability e f using a backrest other than Invacare check with manufacturer to ensure it is suitable for power positioning systems e Consider the seat cushion being used A thick seat cushion will raise the user s center of gravity and reduce the wheelchairs stability in all directions The Ultra Low Maxx system is equipped with
18. lt wedge Removing seat from seat frame 19 Tools al 2x 13 mm open ended spanner Remove screws and washers on both sides 2 Remove seat 4 Installing seat takes place in reverse order We recommend to use new Nyloc nuts to ensure safe locking Removing seat from module or tilt wedge 19 Tools al 6mm Allen key Example of tilt module Example of anterior tilt wedge Remove screws and washers on both sides 2 Remove seat 1586649 A Settings and Adjustments o J Installing seat takes place in reverse order 4 2 Removing Installing tilt module lifter tilt module 12 Tools ul 10 mm open ended spanner Removing module Remove seat Refer to 4 1 Removing Installing seat page 9 2 Ifa tilt wedge is installed remove it Refer to 4 6 Setting pre tilt page II 3 Remove screws and washers 4 Remove module 5 Ifa rear wiring bumper is installed remove its screws and washers 6 Remove bumper from module Installing module Align module to correct depth Insert screws and washers and tighten If needed align rear wiring bumper Insert screws and washers and tighten If needed align tilt wedge with holes on module and in the desired orientation and install Align seat with holes on tilt wedge or module and install S A NS gt 4 3 Seat depth adjustment The seat depth has a major influence on the selection of the center of gravity
19. rs and tighten 1586649 A Notes Notes Notes Invacare Sales Companies Australia Invacare Australia PTY Ltd Lenton Place North Rocks NSW 2151 Australia Phone 1800 460 460 Fax 1800 814 367 orders invacare com au www invacare com au United Kingdom Invacare Limited Pencoed Technology Park Pencoed Bridgend CF35 5AQ Tel 44 0 1656 776 222 Fax 44 0 1656 776 220 uk invacare com www invacare co uk 1586649 A 2015 06 12 Canada Invacare Canada LP 570 Matheson Blvd E Unit 8 Mississauga Ontario L4Z 4G4 Canada Phone 905 890 8300 Fax 905 501 4336 Eastern Europe amp Middle East Invacare GmbH EDO KleiststraBe 49 D 32457 Porta Westfalica Tel 49 0 57 31 754 540 Fax 49 0 57 31 754 541 edo invacare com www invacare eu com Ireland Invacare Ireland Ltd Unit 5 Seatown Business Campus Seatown Road Swords County Dublin Tel 353 810 7084 Fax 353 810 7085 ireland invacare com www invacare ie Making Life s Experiences Possible New Zealand Invacare New Zealand Ltd 4 Westfield Place Mt Wellington 1060 New Zealand Phone 0800 468 222 Fax 0800 807 788 sales invacare co nz www invacare co nz Manufacturer Invacare Deutschland GmbH KleiststraBe 49 32457 Porta Westfalica Yes you can
20. rts for correct locking Only operate the vehicle with the approved tire pressures see technical data Check all electrical components for correct function Note that incorrect polarity can result in damage to the electronics Always carry out a trial run at the end of your work CAUTION Risk of injury and damage to property if the maximum speed reduction on a wheelchair with a lifter does not function correctly The wheelchair s control unit must reduce the maximum possible speed as soon as the lifter is raised Test the maximum speed reduction for correct function after any maintenance work or modifications to the wheelchair N CAUTION Any changes to the drive program can affect the Ho driving characteristics and the tipping stability of the vehicle Changes to the drive program may only be carried out by trained Invacare specialist dealers Invacare supplies all mobility devices with a standard drive program ex works Invacare can only give a warranty for safe vehicle driving behavior especially tipping stability for this standard drive program Mark all current settings for the mobility device seat armrests backrest etc and the associated cable connecting plugs before dismantling This makes reassembly easier All plugs are fitted with mechanical safety devices which prevent release of the connecting plugs during operation To release the connecting plugs the safety devices mus
21. sary also adjust side plate See graphics below for details on how to combine hanger plate and side plate for which gap height Gap Screw Position Side Screw Position Height Plate Hanger Plate 150 mm 175 mm 200 mm 4 8 Adjusting backrest precline angle Adjusting backrest angle to 8 precline Tools 19 l l e 13 mm wrench Remove top screws and washers 2 Adjust thick 6 35 mm 0 25 washer inside backrest tube to top hole Align with top hole of pushbar See detail in graphic 3 Insert screws and washers and tighten Adjusting backrest angle to 30 precline 192 Tools ul 5 mm Allen key 6mm Allen key 10mm wrench 13 mm wrench 30 Remove screws and washers 2 Adjust thick 6 35 mm 0 25 washer inside backrest tube to bottom hole Align with bottom hole of pushbar See detail in graphic Insert screws and washers and tighten Remove screws washers and nuts 5 Replace ESR crankarm with precline ESR crankarm 6 Insert screws washers and nuts and tighten 4 9 Adjusting cantilever flip back armrest Adjust armrest width 19 Tools al 6mm Allen key 1586649 A Settings and Adjustments Remove screw 3 To adjust the armrest receiver assembly to match the height 2 Adjust armrest to desired width adjustment of the pivot arm assembly loosen the two screws 3 Insert and tighten s
22. sion moisture dirt x x Ensure connections are tight and clean x x Electrical Wiring Harnesses Check for pinches or pulls in wiring over full range of seating system x x Inspect for wear amp tear damage to wires x x Ensure connections are secure x x Actuators where applicable Ensure actuator rod ends are properly pinned x x Ensure no interference sticking during system operation over full range of x x seating system Inspect for excessive noise or grinding x x Hardware and Components Inspect mounting hardware seating system to base x x Inspect all adjustment hardware to ensure nuts and screws are secure i e x x side rails recline module legrests foot plates receivers Inspect for loose parts rattling sounds ensure all nuts and screws are secure x x Inspect that all pivot points are operating smoothly amp freely and secured x x do not overtighten 1586649 A Service Item Initially Monthly 6 Months Periodically Limit Switches Check limit switch settings x x Ensure DLO functions correctly x x Pivots Glide Blocks amp Track Maintenance Ensure slide channel is free from dirt dust grime x x Lightly lubricate main pivot points using a general purpose oil see 3 4 x Lubrication page 7 3 4 Lubrication To maintain the smooth operation of the power positioning system PPS periodical lubrication of the main pivot points is recommended Motion Concepts seating systems are pre lu
23. st meet the needs of the user However the recline angle should not be permitted to extend beyond the recommended 5 Ho Ensure base is on a level surface when adjusting limits 4 14 Center of Gravity CG Adjustments forward and aft The Ultra Low Maxx power positioning system may be adjusted in the forward and aft direction when being mounted onto a power base Several factors must be considered when determining the correct position for the user including the clients weight distribution and body type It is very important to ensure adequate stability is maintained during driving and in the various power seating positions When determining a suitable system for a client it is equally important to ensure that the user s weight does not exceed the lesser of the calculated wheelchair weight capacity or the designated power positioning system PPS weight capacity A weight capacity calculator has been provided for reference to calculate the total user weight and the wheelchair weight capacity see below Important information for dealers and users The Ultra Low Maxx power positioning system is designed to accommodate a wide range of user needs Only the dealer and the healthcare professional can ensure that the system meets the user s individual requirements It is the dealer s responsibility to ensure that the wheelchair and the power positioning system are set up properly and safely for the end user s spec
24. t be pressed in When reassembling ensure that these safety devices are correctly engaged Invacare Ultra Low Maxx by Motion Concepts 3 Service Ho 3 1 Tightening torques A CAUTION Damage can be caused to the mobility device due to improperly tightened screws nuts or plastic connections Always tighten screws nuts etc to the stated tightening torque Only tighten screws or nuts which are not listed here fingertight The tightening torques stated in the following list are based on the thread diameter for the nuts and bolts for which no specific values have been determined All values assume dry and de greased threads Thread Tightening torque in Nm 10 M4 3 Nm M5 6 Nm M6 10 Nm P M8 25 Nm MIO 49 Nm 2 MI2 80 Nm MI4 120 Nm iS MI6 180 Nm 3 2 System Review Checklist Following any installation set up and or adjustment related to the seating system always test the system over its full range of positioning functions to ensure all motors safety limits are functioning correctly Verify that all mounting hardware and critical components are also installed adjusted properly The following checklist is provided as a reference when conducting a final review inspection of the wheelchair Check all fasteners mounting hardware to ensure that they have been properly tightened Check the drive lockout limit is functioning Check the reduced speed
25. table remote tray using the four screws and four spacers Torque the screws to 3 6 Nm 3 Insert the adjustable remote tray into large hole in the Quad Link 4 Adjust the adjustable remote tray to the desired position Refer to Adjusting the remote position in the user manual 5 Secure the remote cable Refer to 4 11 3 Securing the remote cable page 14 4 11 2 Reversing the mounting position Perform this procedure to reverse the Quad Link from the right side to the left or vice versa i Take note of position and orientation of mounting hardware for reinstalling the remote assembly remote mount Quad Link and remote Remove screw A and slide the inner pivot arm up down to the desired height 2 Reinstall screw 1586649 A 13 Invacare Ultra Low Maxx by Motion Concepts Repositioning the remote mount This procedure applies to both fixed and adjustable height remote mounts rw Turn the adjustment lock lever to remove the remote mounting tube from the remote mount Loosen the three upper set screws A securing the remote mount to the arm tube Remove the remote mount Install the remote mount onto the opposite arm tube Tighten the three upper set screws to secure the remote mount to the arm tube Install the remote mounting tube into the remote mount Turn the adjustment lock lever to secure the remote mounting tube at the desired position Repositioning the Quad Link Remo
26. ts This applies especially to the removal of drive units batteries and the seat ih CAUTION Injury hazard if the vehicle starts moving unintentionally during repair work Switch the power supply off ON OFF key Engage the drive Before jacking up secure the vehicle by using chocks to block the wheels CAUTION MA Fire and burn hazard due to electrical short circuit The mobility device must be completely switched off before removal of voltage carrying components To do this remove the batteries Avoid short circuiting the contacts when carrying out measurements on voltage carrying components 1586649 A Safety CAUTION Risk of burns from hot surfaces on the motor Allow the motors to cool down before commencing work on them CAUTION Injury hazard and risk of damage to vehicle due to improper or incomplete maintenance work Use only undamaged tools in good condition Some moving parts are mounted in sockets with PTFE coating Teflon Never grease these sockets Never use normal nuts instead of self locking nuts Always use correctly dimensioned washers and spacers When reassembling always replace any cable ties which were cut during dismantling After completing your work before renewed start up of the mobility device check all connections for tight fitting After completing your work before renewed start up of the mobility device check all pa
27. ve the four set screws E securing the four shoulder screws A to the Quad Link Each corner mounting hole in the front or rear I portion of the Quad Link has a corresponding set screw mounting hole The set screw mounting hole will be along the edge of the Quad Link near the corners Remove the four shoulder screws securing the linkage bars to the front and rear portions of the Quad Link il The linkage bars will disconnect from each other and the Quad Link Left Mount Right Mount Rearrange the linkage bars to the desired position shown above fl The linkage bars will align to a different set of mounting holes than the ones previously used Ensure the tab is aligned with a tab mounting hole see upper graphic 4 Secure the linkage bars to the front and rear portions of the Quad Link using the four shoulder screws 5 Secure the four shoulder screws to the Quad Link using the four set screws Each corner mounting hole in the front or rear portion I of the Quad Link has a corresponding set screw mounting hole The set screw mounting hole will be along the edge of the Quad Link near the corners Repositioning the remote Loosen the two cap screws securing the adjustable remote tray to the Quad Link 2 Remove the remote with the adjustable remote tray attached 3 Remove the two screws securing remote to the adjustable remote tray 4 Install the remote on the opposite side of the
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