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Invacare Nutron R50 & R51 Owner`s Manual

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1. 69 Part 1 106645 5 Nutron Series TABLE OF CONTENTS TABLE OF CONTENTS Installing Removing the Anti Tippers eene tenete tte stante tontos tonta ton tonta states tta tons 69 Itistalling tero Rt RU E 69 PRIN V MERI E PR OR 69 SECTION 16 TRANSPORTING 71 MANS PORCINE the hM RAE Oe 71 Unfolding Folding the Wheelchair 71 Unfolding es n 71 Folding 71 LIMITED WARRANTY 75 REGISTER YOUR PRODUCT The benefits of registering Safeguard your investment Ensure long term maintenance and servicing of your purchase Receive updates with product information maintenance tips and industry news Invacare can contact you or your provider if servicing is needed on your product It will enable Invacare to improve product designs based on your input and needs UAWN Register ONLINE at www invacare com Or Complete and mail the form on the next page Any registr
2. 55 Direct Mount Method T 55 Battery Clamp 58 Replacing the Battery Box Retaining 61 Cleaning Battery RT 62 Charging AA ES 63 When To Charge Batteries eo prebere atte npa ee tte n a atiis 63 Description and Use of Battery Chargers see eese teetee teniente tontonta nta ttn tonne 64 Connecting the Battery Charger eese teen tenente tete tnte ten tenentntententn tente 64 SECTION LOCK OD Engagihg Disengaging the enge umen 65 Disengaging Engaging the Motor Lock Levers R5ILXP 66 Four Pole ce onion e amb bant hds nino de nias 66 SECTION 14 WHEEL LOCKS eee ees esee ee eescccocecccccccccccecccccco e OF Installing Adjusting Using the Wheel 222 67 Installing Adjusting eut 67 E A 68 SECTION 5 ANTI TIPPERS
3. Locknuts Wheelchair Frame Do Not Use With Front Socket Bolt Rear Socket Bolt Telescoping Front Long Socket Bolt dud Rigging Support Front Socket Bolt Positions Depth FIGURE 6 7 Adjusting Replacing Telescoping Front Rigging Support Part No 1106645 36 Nutron Series SECTION 7 ARMS SECTION 7 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 result Adjusting Armrest Height NOTE For this procedure refer to FIGURE 7 1 A WARNING Make sure the height adjustment lever is in the locked position before using the wheelchair 1 Unlock the armrest by flipping the height adjustment lever on the top front of the armrest to the up horizontal position 2 Adjust armrest to one 1 of five 5 positions NOTE Height adjustment lever MUST be in the unlocked position when placing armrest into the arm assembly 3 Lock the armrest by pressing the height adjustment lever into the down vertical position when the desired armrest height is achieved 4 Repeat STEPS 1 3 for other armrest Armrest Locked Vertical Height Adjustment Unlocked Horizontal FIGURE 7 1 Adjusting Armrest Height Nutron Series 37 Part No 1 106645 SECTION 7 ARMS Using Swing Back Arms A WARNING Make sure the armrest release lever is in the locked p
4. Clamp NEGATIVE BLACK Cabl Group 22NF Battery Fuse Box BLACK Clamp Cover FIGURE 12 9 Connecting Battery Cables Battery Clamp Method Part No 1106645 60 Nutron Series SECTION I2 BATTERIES Replacing the Battery Box Retaining Strap NOTE For this procedure refer to FIGURE 12 10 A WARNING The battery box retaining strap MUST be fastened securely and adjusted properly to hold battery boxes in place before using the wheelchair 1 Remove the battery boxes from the wheelchair Refer to Installing Removing the Battery Boxes on page 51 2 Remove the battery tray from the wheelchair Refer to Installing Removing the Battery Tray on page 52 A WARNING The retaining strap MUST be fed through the adjustable end of the battery box retaining strap buckle as shown in FIGURE 12 10 NOTE Observe the position and orientation of the battery box retaining strap as it passes through the slots of the battery tray and the adjustable end of the battery box retraining strap buckle 3 Feed the existing battery box retaining strap through the adjustable end of the battery box retaining strap buckle B Feed the existing battery box retaining strap through the slots in the battery box tray 5 Install the NEW battery box retaining strap by reversing STEPS 3 and 4 as shown in FIGURE 12 10 Reinstall the battery tray from the wheelchair Refer to Installing Removing the Battery Tray on page 52 Reinstall the ba
5. Lower Footrest ed Heel Loop 6 Replace heel loop 7 Reverse STEPS 1 6 to reassemble Locknut FIGURE 6 4 Replacing Heel Loops NOTE When securing heel loop to lower footrest tighten the phillips screw and locknut until the spacer is secure Nutron Series 33 Part No 1 106645 SECTION 6 FRONT RIGGINGS Installing Removing Elevating Legrests NOTE For this procedure refer to FIGURE 6 5 Installing 1 Turn legrest to side open footplate is perpendicular to wheelchair and position mounting holes in the legrest hinge plates with hinge pins on the wheelchair frame Legrest Release Handle 2 Install the legrest hinge plates onto the hinge pins on the wheelchair frame 3 Rotate legrest toward the inside of the wheelchair until it locks in place Legrest Hinge NOTE The footplate will be on the inside of the Plate wheelchair when locked in place we 4 Repeat STEPS 1 3 for the other legrest FIGURE 6 5 Installing Removing Elevating Legrests Hinge Pins 5 After seated in wheelchair adjust footplate to correct height by loosening nut and sliding the lower footrest assembly up or down until desired height is achieved Removing 1 Push the legrest release handle toward the inside of the wheelchair facing the front of the wheelchair and swing the legrest to the outside of the wheelchair 2 Lift up on the legrest and remove from the wheelchair 3 Repeat STEPS 1 2 for the other le
6. BLACK battery terminal cap onto BLACK battery cable Battery Cable Battery Terminal Cap NOTE Only one battery cable and terminal cap shown for clarity Both caps install in the same manner FIGURE 12 5 Installing Battery Terminal Cap Nutron Series 55 Part No 1 106645 SECTION 12 CAUTION When connecting the battery cables to the battery ies the battery cable s MUST be connected to the battery terminal s post s as shown in Detail or Detail B of FIGURE 12 6 depending on battery type otherwise damage to the battery cable may result when installing battery terminal caps 2 Connect battery cable s to battery ies terminal s post s as shown in Detail A or Detail B of FIGURE 12 6 depending on battery type A NEGATIVE BLACK battery cable to NEGATIVE battery terminal post B POSITIVE RED battery cable to POSITIVE battery terminal post Secure the battery cable s ring terminal s to the battery terminal s post s BLACK to NEGATIVE and RED to POSITIVE with the provided 1 4 20 x 7 8 inch hex flange screw and hex flange locknut as shown in Detail A or Detail B of FIGURE 12 6 depending on battery type Securely tighten gt B Verify all battery cable s ring terminal s are correctly installed and securely tightened 5 Slide terminal cap s down battery cable s and onto battery clamps FIGURE 12 6 6 Using the 11 inch long tie wrap
7. Place rear battery box onto the battery tray and connect the rear battery box to the front battery box g Connect the front battery box to the controller A WARNING The battery box retaining strap MUST be fastened securely and adjusted properly to hold battery boxes in place before using the wheelchair 6 Connect the battery box retaining strap clip together and adjust if necessary Nutron Series 51 Part No 1 106645 SECTION 12 Detail 16 18 and 20 Inch Wide Wheelchair To Controller n Front Battery Box Battery Tray A Connectors Front Battery Box Rear Battery Box Connector Rear Battery Box Retaining Strap Retaining Strap Clip d Detail 14 Inch Wide Wheelchair To Controller Battery Tray Front Battery Box Connectors Front Battery Box Rear Battery Box Connector Rear Battery Box e Retaining Retaining Strap Strap Clip N FIGURE 12 2 Installing Removing the Battery Boxes Installing Removing the Battery Tray NOTE For these procedures refer to FIGURE 12 3 NOTE To remove the battery tray from the wheelchair reverse the following procedure 1 Attach the key slot bracket located at the front of the battery tray over the crossbrace bolt bushing under the seat upholster
8. SECTION 9 UPHOLSTERY SEAT POSITIONING STRAP 43 Replacing Seat Upholstery 43 Replacing Back Upholstery dias de etse ibus 43 Replacing Seat Positioning Strap 4 SECTION 10 JOYSTICK 46 Preparing e Joysticle FOI 46 Repositioning the Joystick iii dace ete aceto UR Pa a t ra pine 47 SECTION LI CASTERS 46 48 Adj sting Meet 48 SECTION I2 BATTERIES 6 66 49 Warnings for Handling and Replacing 22 1 49 Using the atin eo anc d Un tn ri dani ciel d ani Up ead 49 Recommended Battery Types zu susce 50 Installing Removing the Battery 8 5 Iristalliag Removing the Battery Tray tirando tetto eaae esos 52 Installing Removing the Batteries Into From the Battery 53 Connecting Battery
9. secure each terminal cap in place Detail C of FIGURE 12 6 NOTE It will be necessary to trim excess tie wrap in order to install the battery box top s 7 Install the battery box top s 8 Install the battery box es into the wheelchair Refer to Installing Removing the Battery Boxes on page 51 NOTE New battery ies MUST be fully charged BEFORE using otherwise the life of the battery ies will be reduced 9 If necessary charge the battery ies Refer to Charging Batteries on page 63 Part No 1106645 56 Nutron Series SECTION 12 5 Detail Dual UI Batteries 1 4 20 x NEGATIVE Battery 7 8 inch Hex Terminal Post NEGATIVE Battery Flange Screw 1 4 20 Hex Terminal Post POSITIVE Flange Locknut vene POSITIVE 4 Terminal Post Battery Terminal Post GREY Battery Terminal Cap CONNECT CABLE RING TERMINAL TO THIS SIDE OF ERMINAL POST ORANGE Battery Terminal Cap m Detail Dual Group 22 NF Batteries POSITIVE Red POSITIVE Battery Battery Cable Terminal Post POSITIVE Battery 1 4 20 Hex 1 4 20 X 7 8 Inch Terminal Post Flange Hex Flange Screw NEGATIVE RED Battery Locknuts Battery Terminal Cap Terminal Post NEGATIVE Black Battery Cable NEGATIVE Battery Terminal Post Tie Wraps v LA
10. 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 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 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 immunity levels Part No 1106645 16 Nutron Series SECTION 3 SAFETY HANDLING OF WHEELCHAIRS SECTION 3 SAFETY HANDLING OF WHEELCHAIRS Safety Handling of Wheelchairs Safety and Handling of the wheelchair requires the close attention of the wheelchair user as well as the assistant This manual points out the most common procedures and techniques involved in the safe operation and maintenance of the wheelchair It is important to practice and
11. 17 Coping With Everyday 17 Note to Wheelchair Assistants 18 18 Tilting 18 19 a nul t edd uA A 20 Transferring and From Other Seats 20 Percentage of Weight Distribution 21 Reaching Leaning and Bending Forward seen ttetetetn tenentes 21 Reaching and Bending Backward etos 22 SECTION 4 SAFETY INSPECTION TROUBLESHOOTING 23 Safety Inspection Checklists ouis bon dai d 23 Alc tase ois tti dude na e petit 23 vain Heo 24 Inspect Adj st MODs 5 24 Inspect Adjust Periodically 4 ront aiai 24 WOU DIGS 25 Checking Battery Charge Level neis Po ee bote seeders bolo eic 26 Part No 1106645 3 Nutron Series TABLE OF CONTENTS TABLE OF CONTENTS SECTION 5 WHEELCHAIR OPERATION 27 Operating the 27 Turning thePower asset d a RIRs vta
12. Switch d decrease the speed of the wheelchair SERES SI Indicators Joystick The joystick has proportional drive control meaning that further the wheelchair is pushed from the upright neutral position the faster it moves Your top speed however is limited by the setting of the speed control knob and programmed settings To slow the wheelchair to a stop simply release the joystick The wheelchair has automatic speed and direction compensation to minimize corrections Information Gauge Display Located on the front of the joystick housing it provides the following information to the user on the status of the wheelchair e Power is On e True state of battery charge including notification of when the battery requires charging A GREEN LED is lit indicating well charged batteries B Only AMBER LEDs are lit indicating batteries are moderately charged Recharge batteries before taking a long trip C Only RED LED is lit indicating batteries are running out of charge Recharge batteries as soon as possible Nutron Series 29 Part No 1106645 SECTION 5 WHEELCHAIR OPERATION The Information Gauge display also serves as a system diagnostic device when a fault is detected by the control module A specific number of flashes of the LEDs indicates the type of fault detected Refer to the following table of the diagnostic indications of the wheelchair status DISPLAY DESCRIPTION DEFINITION COMMENTS All three 3
13. at the same time DO NOT operate wheelchair with extension cord attached to the AC cable DO NOT attempt to recharge the batteries when the wheelchair has been exposed to any type of moisture DO NOT attempt to recharge the batteries when the wheelchair is outside DO NOT sit in the wheelchair while charging the batteries READ and CAREFULLY follow the manufacturer s instructions for each charger supplied or purchased If charging instructions are not supplied consult a qualified technician for proper procedures After charging batteries ALWAYS make sure that the battery charger cord is unplugged Failure to do this could result in damage to the cord or personal injury to the user or bystanders Use of improper extension cord could result in risk of fire and electric shock When using an extension cord use only a three 3 wire extension cord having at least 16 AWG American Wire Gauge wire and the same or higher electrical rating as the device being connected Use of improper extension cord could result in risk of fire and electric shock Nutron Series 13 Part No 1106645 SECTION GENERAL GUIDELINES Ensure the pins of the extension cord plug are the same number size and shape as those on the charger DO NOT under any circumstances cut or remove the round grounding plug from the charger AC cable plug or the extension cord plug Three 3 prong to two 2 prong adapters should not be used Use of three 3 prong ada
14. bolt and locknut that secure the front H block and spacer to the wheelchair frame and telescoping front rigging support 3 Remove the front and rear short socket bolts and the two 2 locknuts that secure telescoping front rigging support to wheelchair Nutron Series 35 Part No 1106645 SECTION 6 FRONT RIGGINGS 4 Perform one 1 of the following Adjusting NOTE Telescoping front rigging supports may be extended up to 2 inches from the wheelchair frame in 1 inch increments This adjustment does not effect seat depth i Position the telescoping front rigging support to the desired depth Replacing i Remove the existing telescoping front rigging support from the wheelchair frame ii Insert the new telescoping front rigging support into the wheelchair frame iii Position the telescoping front rigging support to the desired depth NOTE The footplate will be on the inside of the wheelchair when locked in place 5 Using the front and rear socket bolts and two 2 locknuts secure the telescoping front rigging support to the wheelchair frame as shown in FIGURE 6 7 6 Using the long socket bolt and locknut secure the H block and spacer to the wheelchair frame and the telescoping front rigging support as shown in FIGURE 6 7 7 Snap crossbraces into H blocks Wiggle crossbraces to make sure they are secured in the H blocks 8 If necessary repeat STEPS 1 8 on remaining telescoping front rigging support H Block
15. charge builds up the charge rate is reduced and the green light will stay illuminated for a longer period of time followed by a shorter off time NOTE If performing the charging procedures independently READ and CAREFULLY follow the individual instructions for each charger supplied or purchased NOTE If charging instructions are not supplied consult a qualified service technician for proper procedures Required items TOOL QUANTITY COMMENTS Battery Charger Supplied Extension Cord Not Supplied NOTE 3 prong plug 15 ampere current rating industrial type Connecting the Battery Charger NOTE For this procedure refer to FIGURE 12 12 1 Attach the battery charger connector to the charger port on the front of the joystick 2 Plug the charger s AC power cord or extension into the grounded 120 VAC wall outlet 3 Wait until charging is complete NOTE If the batteries need to be charged more often or take longer to charge than normal they may need to be replaced Contact an Invacare dealer for service Charger Port a FIGURE 12 12 Charging Batteries Part No 1 106645 64 Nutron Series SECTION I3 CLUTCH MOTOR LOCK SECTION 13 CLUTCH MOTOR LOCK A WARNING After ANY adjustments repair or service and BEFORE use make sure all attaching hardware is tightened securely otherwise injury or damage may result Engaging Disengaging the Clutches A WARNING DO NOT engage or disengage the cl
16. for use with Invacare products Avoid storage or use near external flame or combustible products DO NOT engage or disengage the motor locks clutches until the power is in the OFF position DO NOT operate on roads streets or highways DO NOT climb go up or down ramps or traverse slopes greater than 9 DO NOT attempt to move up or down an incline with a water ice or oil film DO NOT attempt to drive over curbs or obstacles Doing so may cause your wheelchair to turn over and cause bodily harm or damage to the chair DO NOT leave the power button in the on position when entering or exiting your wheelchair DO NOT stand on the frame of the wheelchair DO NOT use the footplates as a platform When getting in or out of the wheelchair make sure that the footplates are in the upward position or swing footrests towards the outside of the chair Anti tippers MUST be used at all times When outdoors on wet soft ground or gravel surfaces anti tippers may not provide the same level of protection against tipover Extra caution must be observed when traversing such surfaces Tire Pressure DO NOT use your wheelchair unless it has the proper tire pressure p s i DO NOT overinflate the tires Failure to follow these suggestions may cause the tire to explode and cause bodily harm The recommended tire pressure is listed on the side wall of the tire Electrical Accessories EXTREME care should be exercised when using oxygen in close p
17. on the side wall of tire NOTE If necessary remove threaded plastic insert from the wheel lock mounting hole in the wheelchair frame Position the wheel lock on the wheelchair frame Loosely install the hex screw and locknut that secures the wheel lock to the wheelchair frame 3 Make sure wheel lock is disengaged from rear wheel 4 Measure the distance between the wheel lock shoe and the rear wheel 5 Slide the wheel lock along the wheelchair until the measurement is between 5 32 and 5 16 inches Tighten the wheel lock to the wheelchair frame Repeat STEPS 2 6 for the opposite wheel lock Disengage the clutches Refer to Engaging Disengaging the Clutches on page 65 Engage the wheel locks and push against the wheelchair to determine if the wheel locks engage the rear wheels enough to hold the wheelchair iS Repeat STEPS 3 9 until the wheel locks engage the rear wheels enough to hold the wheelchair 11 Engage clutches Refer to Engaging Disengaging the Clutches on page 65 Nutron Series 67 Part No 1106645 SECTION 14 LOCKS Lock me 3 Unlock Wheel Lock Handle Hex Screw Wheelchair Frame Wheel Lock Shoe 5 32 to 5 16 Rear Wheel FIGURE 14 1 Installing Adjusting Using the Wheel Locks Using The wheelchair is equipped with a pair of independently operated wheel locks located just in front of the rear wheels 1 To engage the wheel lo
18. possible Part No 1106645 20 Nutron Series SECTION 3 SAFETY HANDLING OF WHEELCHAIRS Percentage of Weight Distribution A WARNING DO NOT attempt to reach objects if you have to move forward in the seat or pick them up from the floor by reaching down between your knees Proper positioning is essential for your safety When reaching leaning bending or bending forward it is important to use the casters as a tool to maintain stability and balance Many activities require the wheelchair user to reach bend and transfer in and out of the wheelchair These movements will cause a change to the normal balance cen ter of gravity and weight distribution of the wheelchair To determine and establish your particular safety limits practice bending reaching and transferring activities in several combinations in the presence of a qualified healthcare professional before attempting active use of the wheelchair Reaching Leaning and Bending Forward NOTE For this procedure refer to FIGURE 3 2 1 Position the front casters as far forward as possible 2 Engage clutches and if applicable wheel locks A WARNING DO NOT attempt to reach objects if you have to move forward in the seat or pick them up from the floor by reaching down between your knees Wheel locks are an option You may order the wheelchair with or without wheel locks Transfer to and from the wheelchair in the presence of a qualified FIGURE 3 2 Reach
19. result Before performing any maintenance adjustment or service verify that ON OFF switch on the joystick is in the OFF position A CAUTION As with any vehicle the wheels casters and tires should be checked periodically for cracks and wear and should be replaced Adjusting Forks NOTE For this procedure refer to FIGURE 11 1 NOTE It may be necessary to extend the telescoping front rigging support to gain access to the caster headtube hardware Refer to Adjusting Replacing Telescoping Front Rigging Support on page 35 1 Remove the dust cover from the caster headtube 2 To properly tighten caster journal system and guard against flutter perform the following check A Remove battery boxes from wheelchair Refer to Installing Removing the Battery Boxes on page 51 B Tip back the wheelchair to floor Dust Cover C Pivot both forks and casters to top 28 of their arc simultaneously Nylon Washer D Let casters drop to bottom of arc E wheels should swing once to one side then immediately rest in a straight downward position Caster Headtube E Adjust locknuts according to FSI freedom of caster swing 3 Test wheelchair for maneuverability 4 Readjust locknuts if necessary and Caster repeat STEPS 1 3 until correct 5 Snap dust cover into the caster headtube FIGURE 11 1 Adjusting Forks Nutron Series 48 Part No 1106645 SECTION 12 5 SECTION I2 BATTER
20. the techniques of tilting the wheelchair use this procedure to tackle curbs short stairs etc This procedure requires two 2 assistants The second assistant should be positioned at the front of the wheelchair lifting upward on a non removable non detachable part of the wheelchair frame when lifting the wheelchair and stabilizing the wheelchair when the wheelchair is being lowered to the ground The first assistant should turn the anti tippers so the wheels are pointing up apply a continuous downward motion until the balance point is achieved and the front casters clear the curb At this point the assistants will feel a difference in the weight distribution Part No 1106645 18 Nutron Series SECTION 3 SAFETY HANDLING OF WHEELCHAIRS A WARNING DO NOT let the wheelchair drop the last few inches to the ground This could result in injury to the occupant Anti tippers MUST BE used at all times When outdoors on wet soft ground or gravel surfaces anti tippers may not provide the same level of protection against tipover Extra caution must be observed when traversing such surfaces Roll the wheelchair forward and SLOWLY lower the wheelchair in one continuous movement Push the wheelchair forward until the rear wheels roll up and over the curb A WARNING Make sure anti tipper wheels are pointing down towards the ground floor before using the wheelchair Turn the anti tipper wheels down toward the ground floor S
21. ANDLING OF WHEELCHAIRS 6 The wheelchair should not be lowered until the last stair has been negotiated and the wheelchair has been carried away from the stairway Escalators A WARNING DO NOT use an escalator to move a wheelchair between floors Serious bodily injury may occur Transferring To and From Other Seats A WARNING ALWAYS turn the wheelchair power OFF and engage the clutches to prevent the wheels from moving BEFORE attempting to transfer in or out of the wheelchair Also make sure every precaution is taken to reduce the gap distance by turning both casters parallel to the object you are transferring onto A CAUTION When transferring position yourself as far back as possible in the seat This will pre vent broken screws damaged upholstery and the possibility of the wheelchair tip ping forward NOTE For this procedure refer to FIGURE 3 1 NOTE This activity may be performed MINIMUM GAP DISTANCE independently provided you have adequate mobility and upper body strength 1 Position the wheelchair as close as possible along side the seat to which you are transferring with the casters pointing parallel to it 2 Engage clutches Refer to Engaging Disengaging the Clutches on page 65 3 Shift body weight into seat with transfer FIGURE 3 1 Transferring To and From Other Seats During independent transfer little or no seat platform will be beneath you Use a transfer board if at all
22. ARD Push forward on the joystick REVERSE Pull back on the joystick Turn RIGHT Move the joystick RIGHT Turn LEFT Move the joystick LEFT STOP Release the joystick and the wheelchair will quickly slow down Using the Horn NOTE For this procedure refer to FIGURE 5 2 1 Pressthe horn button located above the To Move Left To Move information gauge on the joystick xS A Forward housing Joystick Horn To Move Bad d ud To Move Right Control On Off Knob Switch FIGURE 5 2 Using the Joystick to Drive the Chair Part No 1106645 28 Nutron Series SECTION 5 WHEELCHAIR OPERATION SPJ Joystick Switches and Indicators NOTE For the following information refer to FIGURE 5 3 Multi Function Charger Port Located at the front of the joystick housing This provides easy access for charging the wheelchair batteries This port also serves as the Remote Programmer Communication connection On Off Toggle Switch This toggle switch is located at the back of Charger Programming the joystick housing Joystick Input Speed Control Knob Speed Control Knob The speed control knob is located on the back of the joystick housing This rotary switch is used for controlling the speed On Off To Controller and acceleration of the wheelchair T E gge 1 Turn the knob clockwise to increase the Switch speed of the wheelchair 2 Turn the knob counterclockwise to FIGURE 5 ick
23. CK Battery Terminal Cap CONNECT BATTERY CABI TO BATTERY TERMINAL AS SHOWN FIGURE 12 6 Connecting Battery Cables Direct Mount Method Nutron Series 57 Part No 1106645 SECTION 12 Battery Clamp Method A WARNING The battery clamp of the POSITIVE battery terminal post MUST be mounted in the position shown in FIGURE 12 7 otherwise the battery box top cannot be installed properly NOTE For this procedure refer to FIGURE 12 7 FIGURE 12 8 and FIGURE 12 9 Correct Orientation of the POSITIVE Terminal Post Clamp POSITIVE Terminal Post NEGATIVE Note position of clamp Terminal Post Clamp Hex Nut Group 22NF Battery FIGURE 12 7 Connecting Battery Cables Battery Clamp Method 1 Perform one 1 of the following e Ifthe battery clamp of the POSITIVE battery terminal post is NOT mounted in the orientation shown in FIGURE 12 7 perform the following i Loosen the hex nut that secures the battery clamp to the POSITIVE battery terminal post A CAUTION When tightening the clamps always use a box wrench Pliers will round off the nuts NEVER wiggle the battery terminal s post s when tightening The battery may become damaged ii Remove the battery clamp from the POSITIVE battery terminal post iii Reposition the battery clamp on the POSITIVE battery terminal post as shown in FIGURE 12 iv Securely tighten
24. ECTION 16 NOTES Part No 1106645 74 Nutron Series LIMITED WARRANTY LIMITED WARRANTY PLEASE NOTE THE WARRANTY BELOW HAS BEEN DRAFTED TO COMPLY WITH FEDERAL LAW APPLICABLE TO PRODUCTS MANUFACTURED AFTER JULY 4 1975 This warranty is extended only to the original purchaser user of our products This warranty gives you specific legal rights and you may also have other legal rights which vary from state to state With regards to the original purchaser user only Invacare warrants the front and rear frames to be free from defects in materials and workmanship for a period of three 3 years from date of purchase seat frame for a period of three 3 years from the date of purchase electronics motors and gearboxes for a period of one 1 year from the date of purchase all remaining components for one 1 year from the date of purchase except upholstered materials padded materials and tires wheels If within such warranty period any product shall be proven to be defective such product shall be repaired or replaced at Invacare s option This warranty does not include any labor or shipping charges incurred in replacement part installation or repair of any such product Invacare s sole obligation and your exclusive remedy under this warranty shall be limited to such repair and or replacement For warranty service please contact the dealer from whom you purchased your Invacare product In the event you do not rece
25. EL CELL 16 18 OR 20 INCH CHAIRS SHIPPING 82 pounds 145 pounds 110 pounds 157 pounds 128 pounds DRIVE WHEELS TIRES FLAT FREE OR PNEUMATIC 12 inches x 2 4 inches CASTERS W PRECISION SEALED BEARINGS 8 x 1 inches semi pneumatic standard 8x2 inches pneumatic optional 6 x 2 inches semi pneumatic optional ANTI TIPPERS Rotating removable standard FOOTREST LEGREST Swingaway removable ARMRESTS FIXED HEIGHT ADJUSTABLE HEIGHT Desk and full length standard Desk and full length optional UPHOLSTERY Black nylon BATTERIES BATTERY SIZE NOT SUPPLIED TWO 2 REQUIRED Ul gel cell 22NF gel cell not available on 4 inch wide wheel chairs SPEED M P H 0 to 4 R50LX R51 R51LX or 0 to 6 R5ILXP TURNING RADIUS 35 inches RANGE VARIABLE 12 14 miles with UI batteries 18 22 miles with 22NF batteries WEIGHT LIMITATION R50LX R51 R5ILX R5ILXP 250 Ibs 300 Ibs NOTE Range will vary with battery conditions surface terrain and operating weight Includes seating system and accessories Nutron Series Part No 1106645 SECTION GENERAL GUIDELINES SECTION I GENERAL GUIDELINES Repair or Service Information Set up of the Electronic Control Unit is to be performed ONLY by individuals certified by Invacare The final adjustments of the controller may affect other activities of the wheelchair Damage to t
26. IES Warnings for Handling and Replacing Batteries WARNINGS After ANY adjustments repair or service and BEFORE use make sure that all attaching hardware is tightened securely otherwise injury or damage may result Make sure power to the wheelchair is off before performing this section The use of rubber gloves and chemical goggles or face shields is recommended when working with batteries Invacare strongly recommends that battery installation and battery replacement ALWAYS be done by a qualified technician ALWAYS use a battery lifting strap when lifting a battery It is the most convenient method and assures that the battery acid will not spill It also helps to prolong the life of the battery DO NOT tip the batteries Keep the batteries in an upright position NEVER allow any of your tools and or battery cable s to contact BOTH battery posts at the same time An electrical short may occur and serious personal injury or damage may occur The POSITIVE RED battery cable must connect to the POSITIVE battery terminal otherwise serious damage will occur to the electrical system NOTE If there is battery acid in the bottom of the battery tray or on the sides of the battery ies apply baking soda to these areas to neutralize the battery acid Before reinstalling the existing or new battery ies clean the baking soda from the battery tray or battery ies being sure to avoid contact with skin and eyes Determine source
27. INSPECTION TROUBLESHOOTING Troubleshooting Guide SYMPTOM Batteries draw excessive current when charging PROBABLE CAUSE Battery failure Electrical malfunction SOLUTIONS Have batteries checked for shorted cell Replace if necessary Contact Dealer Invacare for service Battery indicator flashes the charge level is low immediately after recharge Battery failure Malfunctioning battery charger Electrical malfunction Check batteries for shorted cell Replace if necessary Contact Dealer Invacare for service Contact Dealer Invacare for service Battery indicator flashes the charge level is low too soon after being recharged Batteries not charged Weak batteries Have charger checked Replace batteries if necessary Contact Dealer Invacare for service Motor chatters or runs irregular Electrical malfunction Contact Dealer Invacare for service Joystick erratic or does not respond as desired Damaged motor coupling Electrical malfunction Controller programmed improperly Contact Dealer Invacare for service Contact Dealer Invacare for service Reprogram controller Refer to MK5 EX or MK5 electronics owner s manual supplied with wheelchair Wheelchair does not respond to commands Poor battery terminal connection Have terminals cleaned Power indicator off even after recharging Nutron Series Electrical malf
28. ION 12 5 Charging Batteries When To Charge Batteries NOTE For this procedure refer to FIGURE 12 11 Recharge the batteries frequently Do not wait until the battery charge is low to recharge A battery s life is extended if the charge level is maintained well above a low condition Information Gauge Located on the joystick housing The information gauge is the primary source of user feedback The true state of battery charge notification is as follows Any GREEN LED lit Batteries are at full or well charged Only AMBER and RED LEDs lit Batteries are moderately charged Recharge before undertaking a long trip Only RED LED lit Battery charge is low Recharge as soon as possible Battery Discharge Indicator BDI NOTE Accurate readings are displayed when in neutral FIGURE 12 11 When To Charge Batteries WARNINGS Never attempt to recharge the batteries by attaching cables directly to the battery terminals or clamps Use the recharging plug located on either the rear of the wheelchair frame or on the front of the joystick DO NOT attempt to recharge the batteries and operate the power wheelchair at the same time DO NOT attempt to recharge the batteries when the wheelchair has been exposed to ANY type of moisture DO NOT attempt to recharge the batteries when the wheelchair is outside DO NOT sit in the wheelchair while recharging the batteries During use and charging unse
29. LEDs are off Power is Off All three 3 LEDs are on Power is On Fewer than three 3 LEDs on implies reduced battery charge RED LED is flashing Battery charge is low The batteries should be charged as soon as possi ble Left to Right chase alter Joystick is in program The steady LEDs indicate nating with steady display ming inhibit and or charg the current state of the ing mode battery charge GREEN LED is flashing Joystick is in Speed Limit The current state of bat mode tery charge will be dis played at the same time All LEDs are flashing slowly Joystick has detected Release the joystick back Out of Neu to Neutral tral at Power Up mode All LEDs are flashing Joystick has detected a Joystick uses Flash codes quickly fault to indicate faults Part No 1106645 30 Nutron Series SECTION 6 FRONT RIGGINGS SECTION 6 FRONT RIGGINGS A WARNING After ANY adjustments repair or service and BEFORE use make sure that all attaching hardware is tightened securely otherwise injury or damage may result Installing Removing the Footrests NOTE For this procedure refer to FIGURE 6 1 Installing 1 Turn footrest to the side open footplate is perpendicular to wheelchair and position mounting holes in the footrest hinge plates with hinge pins on the wheelchair frame 2 Install the footrest hinge plates onto the hinge pins on the wheelchair frame 3 Push t
30. Measure the distance between the bottom of the anti tipper wheels and the ground floor 9 If the distance between the bottom of the anti tipper wheels and the ground floor is not 175 2 inches do not use the anti tippers Replace anti tippers and repeat STEPS 1 and 2 Removing 1 Press release buttons in and remove the anti tippers from the support tubes Nutron Series 69 Part No 1106645 SECTION I5 ANTI TIPPERS Rear Wheel Anti tipper Wheelchair Frame Release Button 1 2 to 2 inch Clearance FIGURE 15 1 Installing Removing the Anti Tippers Anti tipper Part No 1106645 70 Nutron Series SECTION 16 TRANSPORTING SECTION 16 TRANSPORTING A WARNING After ANY adjustments repair or service and BEFORE use make sure all attaching hardware is tightened securely otherwise injury or damage may result Transporting the Nutron A WARNING The weight of the wheelchair without the user and batteries is approximately 79 Ibs Use proper lifting techniques lift with your legs to avoid injury Extreme caution is advised when it is necessary to move an unoccupied power wheelchair Invacare recommends using two 2 assistants and making thorough preparations Make sure to use ONLY secure non detachable parts for hand hold supports NOTE For this procedure refer to FIGURE 16 1 Unfolding Folding the Wheelchair A WARNING Keep hands and fingers clear of moving parts to avoid injury DO NOT
31. ND THE SOLE REMEDY FOR VIOLATIONS OF ANY WARRANTY WHATSOEVER SHALL BE LIMITED TO REPAIR OR REPLACEMENT OF THE DEFECTIVE PRODUCT PURSUANT TO THE TERMS CONTAINED HEREIN THE APPLICATION OF ANY IMPLIED WARRANTY WHATSOEVER SHALL NOT EXTEND BEYOND THE DURATION OF THE EXPRESS WARRANTY PROVIDED HEREIN INVACARE SHALL NOT BE LIABLE FOR ANY CONSEQUENTIAL OR INCIDENTAL DAMAGES WHATSOEVER THIS WARRANTY SHALL BE EXTENDED TO COMPLY WITH STATE PROVINCIAL LAWS AND REQUIREMENTS Nutron Series 75 Part No 1106645 Yes you can Invacare Corporation USA One Invacare Way Elyria Ohio USA 44036 2125 800 333 6900 www invacare com Canada 570 Matheson Blvd E Unit 8 Mississauga Ontario L4Z 4G4 Canada 800 668 5324 Invacare and Nutron are registered trademarks of Invacare Corporation Yes you can MK5 EX NX R50 R51 and SPJ are trademarks of Invacare Corporation 9 2004 Invacare Corporation Part 1106645 Rev C 10 04
32. NOT engage or disengage motor locks until the power is in the off position NOTE For this procedure refer to FIGURE 13 2 NOTE Motor lock disengagement engagement allows free wheeling or joystick controlled operation Free wheeling allows an assistant to maneuver the wheelchair without power Four Pole Motors 1 Perform one 1 of the following e Disengage push Push motor lock levers downward e Engage drive Pull motor lock levers upward Toward Outside of Wheelchair AR Toward Inside of 2 Wheelchair Motor Lock Lever FIGURE 13 2 Disengaging Engaging the Motor Lock Levers RBILXP Only Part No 1106645 66 Nutron Series SECTION 14 LOCKS SECTION 14 WHEEL LOCKS A WARNING After ANY adjustments repair or service and BEFORE use make sure all attaching hardware is tightened securely Otherwise injury or damage may result NOTE For this procedure refer to FIGURE 14 1 Installing Adjusting Using the Wheel Locks A WARNING Wheel locks are an option on RWD you can order with or without wheel locks Transfer to and from the wheelchair in the presence of a qualified health care pro fessional to determine individual safety limits Invacare strongly recommends ordering the wheel locks as an additional safeguards for the wheelchair user Installing Adjusting NOTE Before adjusting or replacing the wheel lock assemblies ensure that the tires are inflated to the recommended psi
33. NTS Battery lifting strap Refer to Note 1 2 6 pt box wrench Not supplied 7 16 inch 6pt Box Wrench Not supplied 3 8 inch 6pt Box Wrench Not supplied Diagonal cutters Not supplied NOTE The battery lifting strap supplied is for Group 22 batteries ONLY Refer to the battery manufacturer for the proper lifting strap and or battery tools for U1 battery removal installation NOTE If there is battery acid in the bottom or on the sides of the battery box es or battery ies apply baking soda to these areas to neutralize the battery acid Before reinstalling the new or existing battery ies clean the baking soda from the battery box es or battery ies NOTE When securing battery lifting strap to battery observe polarity markings located on the ends of the battery lifting strap side to POSITIVE battery terminal post and side to NEGATIVE battery terminal post 1 If necessary remove the battery boxes from the wheelchair Refer to Installing Removing the Battery Boxes on page 51 2 Secure the battery lifting strap to battery terminal s post s A CAUTION Some battery manufacturers mold a carrying strap and or hold down flanges directly into the battery case Batteries which interfere with the battery box cannot be used for these applications Attempting to wedge a battery into a battery box may damage the box and or the battery 3 Place batteries into battery box bottom Battery L
34. Owner s Operator and Maintenance Manual Nutron Series R50 R51 R5 1 R5 lix DEALER This manual MUST be given to the user of the wheelchair USER BEFORE using this wheelchair read this manual and save for future reference For more information regarding Invacare products parts and services please visit www invacare com Yes you can A WARNING A QUALIFIED TECHNICIAN MUST PERFORM THE INITIAL SET UP OF THIS WHEELCHAIR ALSO A QUALIFIED TECHNICIAN MUST PERFORM ALL PROCEDURES IN THE SERVICE MANUAL WHEELCHAIR USERS DO NOT SERVICE OR OPERATE THIS EQUIPMENT WITHOUT FIRST READING AND UNDERSTANDING 1 THE OWNER S OPERATOR AND MAINTENANCE MANUAL AND 2 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 DEALERS AND QUALIFIED TECHNICIANS DO NOT SERVICE OR OPERATE THIS EQUIPMENT WITHOUT FIRST READING AND UNDERSTANDING 1 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 NOTE Updated versions of this
35. PERATION SECTION 5 WHEELCHAIR OPERATION A WARNING After ANY adjustments repair or service and BEFORE use make sure that all attaching hardware is tightened securely otherwise injury or damage may result Set up programming of the Electronic Control Unit is to be performed ONLY by a qualified technician The fine tuning adjustments of the controller may affect other activities of the wheelchair Damage to the equipment could occur under these cir cumstances IF UNQUALIFIED INDIVIDUALS PERFORM ANY WORK ON THESE UNITS THE WARRANTY IS VOID Operating the Wheelchair Turning the Power On Off NOTE For this procedure refer to FIGURE 5 1 1 Turn the power on by moving the on off switch up or down The switch automatically retracts back to center position NOTE After turning power on all indicators will light briefly and the display gauge will indicate one of the following A The Current Battery Charge Information gauge shows all LED s lit or partial LED s lit B Out Of Neutral at Power Up Information Gauge shows all LED s flashing slowly This occurs when the power is turned on when the joystick is out of neutral This feature prevents sudden and unexpected movements of the power chair Information Gauge 2 Turning the power off can be achieved by moving the on off switch up or down The switch automatically On Off retracts back to center position Toggle Switch FIGURE 5 1 Operating th
36. UN Z Armrest Pad TM Armrest Assembly Clothing Guard p Mounting Screws Mounting Screws Mounting Screws zd FIGURE 7 3 Replacing Desk Full Length Armrest Pad and or Clothing Guards Fixed Height Arms Only Removing Installing Armrest A WARNING Make sure the armrest release lever is in the locked position before using the wheel chair NOTE For this procedure refer to FIGURE 7 4 Removing 1 Unlock the armrest by turning the armrest release levers towards the outside of the wheelchair 2 Lift armrest completely out of arm sockets from the wheelchair Installing NOTE Armrest release levers MUST be in the unlocked position when placing armrests into the arm sockets 1 Place armrest into arm sockets located on the side of the wheelchair 2 Lock the armrest by turning the armrest release levers towards the inside of the wheelchair Armrest Release Lever Armrest mE Armrest Release Lever Arm Socket Arm Socket FIGURE 7 4 Removing Installing Armrest Nutron Series 39 Part No 1106645 SECTION 8 BACK SECTION 8 BACK A WARNING After ANY adjustments repair or service and BEFORE use make sure all attaching hardware is tightened securely otherwise injury or damage may result Adjusting the Back Height NOTE For this procedure refer to FIGURE 8 1 NOTE Back canes must be adjusted to the same height NOTE Take note of t
37. aled batteries will vent hydrogen gas which is explosive in the right concentration with air A CAUTION New batteries MUST be fully charged prior to initial use of the wheelchair Always charge new batteries before initial use or battery life will be reduced NOTE As a general rule batteries should be recharged daily to assure the longest possible life and minimize the required charging time Plan to recharge the batteries when it is anticipated the wheelchair will not be used for a long period of time Nutron Series 63 Part No 1106645 SECTION 12 The range per battery charge using recommended batteries should be approximately 5 to 9 hours of typical operation Extensive use on inclines may substantially reduce per charge mileage Description and Use of Battery Chargers The charger automatically reduces the charge from an initially high rate to a zero reading at a fully charged condition If left unattended the charger should automatically shut off when full charge is obtained Some basic concepts which will help you understand this automatic process are The amount of electrical current drawn within a given time to charge a battery is called charge rate If due to usage the charge stored in the battery is low the charge rate is high as indicated by the green light on the charger Initially the green light will stay illuminated for a short period of time followed by a longer period of off time As a
38. ating Legrests 2210 0 eerte tente ten tentant tanen to ntn tta ono 34 eae po D 35 Adjusting Replacing Telescoping Front Rigging Support sse 35 SECTION 7 ARMS 37 Adjusting Armrest ade Epoque e RN 37 Using SwingsBaele ALMS 38 Replacing Desk Full Length Armrest Pad and or Clothing Guards Fixed Height Arms Only 38 Armrest Pad P t 38 Clothing deuten in eb soto e i sind steer OR 38 Removing NStalling ALITIEBSE 39 FTO VIR 39 stalina cm dehet 39 SECTION 8 BACK 40 Adjusting the Back Fei shat ceto dert ors tmb 40 Using the Fold Down Back Canes R51 51LX and R5ILXP Models Only 41 Nutron Series 4 Part No 1106645 TABLE OF CONTENTS TABLE OF CONTENTS Changing the Back Angleterre etes 41
39. ation information you submit will be used by Invacare Corporation only and protected as required by applicable laws and regulations Nutron Series 6 Part No 1106645 Cut Along Line 2 lt lt lt PRODUCT REGISTRATION FORM Register ONLINE at www invacare com or Complete and mail this form Name Address City State Province Zip Postal Code Email Phone No Fold here Invacare Model No Serial No Purchased From Date of Purchase Method of purchase check all that apply Medicare Insurance Medicaid Other 2 This product was purchased for use by check one Self Parent 1 Spouse Other 3 Product was purchased for use at 1 Home Facility Other 4 purchased an Invacare product because Price Features list features 5 Who referred you to Invacare products check all that apply 1 Doctor Therapist Friend Relative Dealer Provider Other L Advertisement circle TV Radio Magazine Newspaper LI No Referral 6 What additional features if any would you like to see on this product Fold 7 Would you like information sent to you about Invacare products that may be available fora here particular medical condition 1 Yes No If yes please list any condition s here and we will send you information by email and or mail about any availa
40. ble Invacare products that may help treat care for or manage such condition s 8 Would you like to receive updated information via email or regular mail about the Invacare home medical products sold by Invacare s dealers 1 Yes No 9 What would you like to see on the Invacare website 10 Would you like to be part of future online surveys for Invacare products Yes LI No User s Year of birth If at any time you wish not to receive future mailings from us please contact us at Invacare Corporation CRM Department 39400 Taylor Parkway Elyria OH 44035 or fax to 877 619 7996 and we will remove you from our mailing list To find more information about our products visit www invacare com Fold here Fold here BUSINESS REPLY MAIL FIRST CLASS MAIL PERMIT NO 196 ELYRIA OH POSTAGE WILL BE PAID BY ADDRESSEE INVACARE CORPORATION CRM DEPARTMENT 39400 TAYLOR PARKWAY ELYRIA OH 44035 9836 Invacare Product Registration Form Please Seal with Tape Before Mailing NO POSTAGE NECESSARY IF MAILED IN THE UNITED STATES Cut Along Line SPECIAL NOTES SPECIAL NOTES WARNING CAUTION notices as used in this manual apply to hazards or unsafe practices which could result in personal injury or property damage NOTICE THE INFORMATION CONTAINED IN THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE WHEELCHAIR USER As a manufacturer of wheelchairs Invacare endeavors to supply a wide varie
41. cks grip the handle and push forward to the lock position 2 To disengage reverse STEP 1 A CAUTION DO NOT use the wheel locks when the wheelchair power is on and the clutches are engaged otherwise damage to the wheelchair may result NOTE Use the wheel locks whenever the clutches are disengaged and the wheelchair is being pushed Part No 1106645 68 Nutron Series SECTION I5 ANTI TIPPERS SECTION 15 ANTI TIPPERS A WARNING After ANY adjustments repair or service and BEFORE use make sure all attaching hardware is tightened securely otherwise injury or damage may result Installing Removing the Anti Tippers A WARNING Anti tippers MUST be fully engaged and spring buttons fully protruding out of adjustment holes BEFORE using the wheelchair Ensure both anti tippers have the same ground clearance A to 2 inch clearance between the bottom of the anti tipper wheels and the ground floor MUST be maintained at all times Anti tippers MUST be used at all times When outdoors on wet soft ground or gravel surfaces anti tippers may not provide the same level of protection against tipover Extra caution must be observed when traversing such surfaces NOTE For this procedure refer to FIGURE 15 1 Installing 1 Press the two 2 release buttons in and insert the anti tippers with anti tipper wheels pointing toward the ground floor into the support tubes until the release buttons lock in place N
42. cles Coping with the irritation of everyday obstacles can be alleviated somewhat by learning how to manage your wheelchair Keep in mind your center of gravity to maintain stability and balance Nutron Series 17 Part No 1106645 SECTION 3 SAFETY HANDLING OF WHEELCHAIRS A Note to Wheelchair Assistants When assistance to the wheelchair user is required remember to use good body mechanics Keep your back straight and bend your knees whenever tilting wheelchair or traversing curbs or other impediments A WARNING DO NOT attempt to lift the wheelchair by any removable detachable parts Lift ing by means of any removable detachable parts of a wheelchair may result in injury to the user or damage to the wheelchair Also be aware of detachable parts such as arms or leg rests These must NEVER be used for hand hold or lifting supports as they may be inadvertently released resulting in possible injury to the user and or assistant s When learning a new assistance technique have an experienced assistant help you before attempting it alone Tilting A WARNING DO NOT tilt the wheelchair without assistance When tilting the wheelchair an assistant should grasp the back of the wheelchair on a non removable non detachable part Inform the wheelchair occupant before tilting the wheelchair and remind him her to lean back Be sure the occupant s feet and hands are clear of all wheels Tilting Curbs After mastering
43. d 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 useful 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 1 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 ha
44. e 27 Using the Joystick to Drive the 28 Using the x o go cC 28 SPI Joystick Switches and Indicators tovt pene 29 Multi Function Charger FOE arbo noto nde entire odes dps 29 On Off Toggle SWIEGH 29 Speed Control KNOB ss vest 29 lyra deren 29 Information Gauge Display petenti teet Roue eb 29 SECTION 6 FRONT RIGGINGS Installing Removing the eon etr enn ci eai amas caa ee aenea 3l Iristalling uM INE 3l bd ie 3l Adjusting the Footrest a en ise ene ei asd i n arbe 32 Model PW93 PW93E PW93ST Footrest sssssssssssssssssssssssessssssssessssssssesssssssssssseessesese 32 Model 93M 904A PAL4A and PAS4A Footrests 33 Replacing Heel 5th be 33 Installing Removing Elevating 34 34 PRE TINO mes 34 Raising Lowering Elevating Legrests and or Adjusting Calfpads sss 34 Raising Lowering Elev
45. e wheelchair frame Back Angle Plate Rear Hex Screw Loosen but do not Remove Nutron Series Washer Locknut Wheelchair Frame Front Hex Screw FIGURE 8 3 Changing the Back Angle 42 Detail Back Angles 85 1059 Part No 1 106645 SECTION 9 UPHOLSTERY SEAT POSITIONING STRAP SECTION 9 UPHOLSTERY SEAT POSITIONING STRAP A WARNING After ANY adjustments repair or service and BEFORE use make sure all attaching hardware is tightened securely otherwise injury or damage may result Replacing Seat Upholstery NOTE For this procedure refer to FIGURE 9 1 1 Remove the eight 8 phillips screws and washers that secure the existing Phillips Screw seat upholstery to the crossbraces 2 Remove existing seat upholstery from the crossbraces 3 Line up mounting holes in new seat upholstery with mounting holes in the CN crossbraces Seat Upholstery 4 Securely tighten with existing phillips screws and washers NOTE Clean upholstery with warm DAMP FIGURE 9 1 Replacing Seat Upholstery cloth and mild detergent to remove superficial soil A WARNING Laundering or moisture will reduce flame retardation of the upholstery Replacing Back Upholstery NOTE For this procedure refer to FIGURE 9 2 NOTE Observe the position and orientation of the back cane mounting hardware before removing The fold down back canes use two 2 mounting screws to s
46. e Wheelchair Nutron Series 27 Part No 1 106645 SECTION 5 WHEELCHAIR OPERATION Using the Joystick to Drive the Chair NOTE For this procedure refer to FIGURE 5 2 The joystick is located at the front of the joystick housing and provides smooth control of speed and direction It is equipped with 360 degrees of mobility for ease of operation The joystick is spring loaded and automatically returns to the upright neutral position when released Pushing the joystick in a given direction causes the chair to move in that direction The joystick has proportional drive control meaning that the further the joystick is pushed from the upright neutral position the faster the wheelchair moves The maximum speed however is limited by the setting of the speed control knob To slow the wheelchair to a stop simply release the joystick The wheelchair has automatic speed and direction compensation to minimize corrections When first learning to drive select a SLOW speed and try to drive the wheelchair AS SLOWLY as possible by pushing the joystick slightly forward This exercise will help you learn to utilize the full potential of the proportional control and allow you to start and stop smoothly To drive the wheelchair perform the following 1 Adjust speed control knob to the appropriate setting 2 Turn the power on Refer to Turning the Power On Off on page 27 3 Move the joystick in the following manner MOVEMENT ACTION FORW
47. ecure the two 2 back canes to the wheelchair frame all other back canes use four 4 mounting screws 1 Remove the two 2 upholstery mounting screws and washers that secure the existing back upholstery to the back canes 2 Remove the screws and locknuts that secure the two 2 back canes to the wheelchair frame 3 Remove the two 2 back canes and the back upholstery from the wheelchair frame Nutron Series 43 Part No 1106645 SECTION 9 UPHOLSTERY SEAT POSITIONING STRAP 4 Pull the loose back canes out of the existing back upholstery 5 Slide the loose back canes into the new back upholstery 6 Secure the back canes to the wheelchair frame with the mounting screws and locknuts removed in STEP 1 7 Secure the new back upholstery to the back canes with the two 2 existing upholstery mounting screws and washers NOTE All four 4 mounting screws and locknuts are shown Each fold down back cane uses two 2 mounting screws Washer Upholstery Back Cane Mountin 5 Mounting Screws Back Upholstery Locknuts ZA Wf Wheelchair Frame FIGURE 9 2 Replacing Back Upholstery Replacing Seat Positioning Strap NOTE For this procedure refer to FIGURE 9 3 1 If necessary remove the seat cushion from the seat upholstery 2 Remove the two 2 rear phillips screws and washers that secure the seat upholstery and seat positioning strap to the crossbraces 3 Remove the two 2 halves of the seat positioning
48. eds and preference Thereafter follow these maintenance procedures Inspect Adjust Initially Ensure wheelchair rolls straight no excessive drag or pull to one side Ensure arms are secure but easy to release and adjustment levers engage properly Ensure adjustable height arms operate and lock securely Ensure arm pivot points are free of wear and looseness Inspect seat and back upholstery for rips or sagging Ensure armrest pads sit flush against arm tubes Ensure seat release latch is functional Replace if necessary Ensure wheel mounting bolts are secure on drive wheels Ensure no excessive side movement or binding when drive wheels are lifted and spun when disengaged freewheeling Ensure wheel fork assembly has proper tension when caster is spun Caster should come to a gradual stop A CAUTION As with any vehicle wheels and tires should be checked periodically for cracks and wear and should be replaced as necessary Loosen tighten caster locknut if wheel wobbles noticeably or binds to a stop Ensure all caster wheel fork headtube fasteners are secure Inspect tires for flat spots and wear Q Clean upholstery and armrests Inspect Adjust Weekly Inspect tires for flat spots and wear Nutron Series 23 Part No 1106645 SECTION 4 SAFETY INSPECTION TROUBLESHOOTING Inspect Adjust Monthly Ensure arm pivot points are free of wear and looseness Q Ensure
49. grest Raising Lowering Elevating Legrests and or Adjusting Calfpads NOTE For this procedure refer to FIGURE 6 6 Raising Lowering Elevating Legrests 1 Perform one 1 of the following Raising Pull back on the release lever until the leg is at the desired height Lowering Support leg with one 1 hand Push release lever downward with other hand Part No 1106645 34 Nutron Series SECTION 6 FRONT RIGGINGS Adjusting Calfpads 1 Turn calfpad towards the outside of the wheelchair 2 Slide calfpad up or down until desired position is obtained NOTE If one 1 ofthe top two 2 adjustment positions is being used the legrest will need to be raised to avoid interference with the front stabilizers while going over obstacles or going up and down ramps Refer to Raising Lowering Elevating Legrests on page 34 3 Turn the calfpad toward the inside of the wheelchair Calfpad Rotated for Height Adjustment Release Lever Calfpad Top Two 2 Calfpad Adjustment Positions FIGURE 6 6 Raising Lowering Elevating Legrests and or Adjusting Calfpads Adjusting Replacing Telescoping Front Rigging Support NOTE For this procedure refer to FIGURE 6 7 NOTE When adjusting the telescoping front rigging support depth ensure the footplate does not interfere with the caster wheel rotation 1 Lift up on the crossbraces until they release from the H blocks on the wheelchair frame 2 Remove the long socket
50. hair between floors Serious bodily injury may occur Before attempting to transfer in or out of the wheelchair every precaution should be taken to reduce the gap distance Turn both casters parallel to the object you are transferring onto Also be certain the power is off and the wheel locks are engaged to prevent the wheels from moving DO NOT engage or disengage the motor release levers until the power is in the off position Invacare strongly recommends proceeding down ramps or slopes at half speed or slower and to avoid hard braking or sudden stops Nutron Series 11 Part No 1 106645 SECTION GENERAL GUIDELINES DO NOT attempt to lift the wheelchair by lifting on 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 ALWAYS wear your seat positioning strap 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 Before performing any maintenance adjustment or service verify that the ON OFF switch on the joystick is in the off position 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
51. he equipment could occur under these circumstances If non certified individuals perform any work on these units the warranty is void Operating Information 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 wheelchair has been set up check to make sure that the wheelchair performs to the specifications entered during the set up procedure If the wheelchair does not perform to specifications turn the wheelchair off immediately and re enter set up specifications Repeat this procedure until the wheelchair performs to specifications DO NOT shift your weight or sitting position toward the direction you are reaching as the wheelchair may tip over DO determine and establish your particular safety limits by practicing bending reaching and transferring activities in the presence of a qualified healthcare professional BEFORE attempting active use of the wheelchair DO NOT attempt to reach objects if you have to move forward in the seat DO NOT attempt to reach objects if you have to pick them up from the floor by reaching down between your knees DO NOT lean over the top of the back upholstery to reach objects from behind as this may cause the wheelchair to tip over DO NOT use an escalator to move a wheelc
52. he footrest towards the inside of the wheelchair until it locks into place NOTE The footplate will be on the inside of the wheelchair when locked in place 4 Repeat STEPS 1 3 for the opposite side of the wheelchair Removing 1 Push the footrest release lever inward and rotate the footrest outward 2 Liftup on footrest and remove from the wheelchair 3 Repeat STEPS 1 2 for the opposite side of the wheelchair Footrest Release Lever Hinge Pins FIGURE 6 1 Installing Removing the Footrests Nutron Series 31 Part No 1 106645 SECTION 6 FRONT RIGGINGS Adjusting the Footrest Height Model PW93 PW93E and PW93ST Footrests NOTE For this procedure refer to FIGURE 6 2 1 Remove any accessory from the footrest s 2 Remove the footrest from the wheelchair Refer to Installing Removing the Footrests on page 31 NOTE Lay footrest on a flat surface to simplify procedure 3 Remove the hex bolt coved washers and locknut that secure the lower footrest to the footrest support 4 Reposition the lower footrest to the desired height 5 Reinstall hex bolt coved washers and locknut that secure lower footrest to footrest support Tighten securely 6 Repeat STEPS 1 5 for the other footrest if necessary 7 Reinstall the footrest s onto the wheelchair Refer to Installing Removing the Footrests on page 31 8 Reinstall any accessory onto the footrest s Locknut T Lower Footrest el ol NOTE PW93ST s
53. he position and orientation of the back cane mounting hardware before removing The fold down back canes use two 2 mounting screws to secure the two 2 back canes to the wheelchair frame the adjustable angle back canes use four 4 mounting screws 1 Remove the mounting screws and locknuts that secure the two 2 back canes to the back cane mounting tube 2 Reposition the back canes to the desired height adjustment position as shown in FIGURE 8 1 3 Reinstall the mounting screws and locknuts that secure the back canes to the back cane mounting tube and securely tighten Fold Down Back Canes Adjustable Angle Back Canes Back C Back Cane Back Cane Back Cane Locknuts Mounting _22 Screw Screws Back Height in inches Back Height in inches HOLE 2 3 4 HOLE 1 amp 2 2 amp 3 3 amp 4 1 4 amp 5 HEIGHT l6 17 18 19 HEIGHT l6 17 18 19 Holes numbered from bottom to top for reference only There are no numbers on the back canes or wheelchair frame FIGURE 8 1 Adjusting the Back Height Nutron Series 40 Part No 1106645 SECTION 8 BACK Using the Fold Down Back Canes R51 51 LX and R5ILXP Models Only A WARNING The back MUST be locked securely in place before using the wheelchair NOTE For this procedure refer to FIGURE 8 2 1 Perform one 1 of the following e Unfold Push pull the back toward rear
54. ifting Molded Carrying Strap or Strap Hold Down Flanges UI Battery Box Bottom 22 NF Battery Box Bottom Terminal s Post s ONLY FIGURE 12 4 Installing Removing the Batteries Into From the Battery Boxes Part No 1106645 54 Nutron Series SECTION 12 5 Connecting Battery Cables A WARNING The use of rubber gloves and chemical goggles or face shields is recommended when working with batteries NEVER allow any of your tools and or battery cable s to contact BOTH battery terminal s post s at the same time An electrical short may occur and serious per sonal injury or damage may occur Perform one 1 of the following methods for connecting the battery cable s e Dual U1 Batteries Use direct mount method Refer to FIGURE 12 5 and FIGURE 12 6 Dual Group 22NF Batteries with Mounting Holes in the Terminal s Post s Use direct mount method Refer to FIGURE 12 5 and FIGURE 12 6 Dual Group 22NF Batteries without Mounting Holes in the Terminal s Post s Use battery clamp method Refer to FIGURE 12 7 FIGURE 12 8 and FIGURE 12 9 Direct Mount Method NOTE For this procedure refer to FIGURE 12 5 and FIGURE 12 6 1 Install battery terminal cap s onto battery cable s A Dual U1 Batteries i ORANGE battery terminal cap onto RED battery cable ii GREY battery terminal cap onto BLACK battery cable B Dual Group 22NF Batteries 1 RED battery terminal cap onto RED battery cable ii
55. ing Leaning and healthcare professional to determine Bending Forward individual safety limits Invacare strongly recommends ordering the wheel locks as an additional safeguard for the wheelchair user Nutron Series 21 Part No 1106645 SECTION 3 SAFETY HANDLING OF WHEELCHAIRS Reaching and Bending Backward A WARNING DO NOT lean over the top of the back upholstery This will change your center of gravity and may cause you to tip over NOTE For this procedure refer to FIGURE 3 3 1 Position wheelchair as close as possible to the desired object 2 Point the front casters as far forward as possible to create the longest possible wheelbase gt Reach back only as far as your arm will extend without changing your sitting position FIGURE 3 3 Reaching and Bending Backward Part No 1106645 22 Nutron Series SECTION 4 SAFETY INSPECTION TROUBLESHOOTING SECTION 4 SAFETY INSPECTION TROUBLESHOOTING NOTE Every six 6 months or as necessary take your wheelchair to a qualified technician for a thorough inspection and servicing Regular cleaning will reveal loose or worn parts and enhance the smooth operation of your wheelchair operate properly and safely your wheelchair must be cared for just like any other vehicle Routine maintenance will extend the life and efficiency of your wheelchair Safety Inspection Checklists Initial adjustments should be made to suit your personal body structure ne
56. ive satisfactory warranty service please write directly to Invacare at the address on the bottom of the back cover Provide dealer s name address date of purchase indicate nature of the defect and if the product is serialized indicate the serial number Do not return products to our factory without our prior consent LIMITATIONS AND EXCLUSIONS THE FOREGOING WARRANTY SHALL NOT APPLY TO SERIAL NUMBERED PRODUCTS IF THE SERIAL NUMBER HAS BEEN REMOVED OR DEFACED PRODUCTS SUBJECT TO NEGLIGENCE ACCIDENT IMPROPER OPERATION MAINTENANCE OR STORAGE COMMERCIAL OR INSTITUTIONAL USE PRODUCTS MODIFIED WITHOUT INVACARE S EXPRESS WRITTEN CONSENT INCLUDING BUT NOT LIMITED TO MODIFICATION THROUGH THE USE OF UNAUTHORIZED PARTS OR ATTACHMENTS PRODUCTS DAMAGED BY REASON OF REPAIRS MADE TO ANY COMPONENT WITHOUT THE SPECIFIC CONSENT OF INVACARE OR TO A PRODUCT DAMAGED BY CIRCUMSTANCES BEYOND INVACARE S CONTROL AND SUCH EVALUATION WILL BE SOLELY DETERMINED BY INVACARE THE WARRANTY SHALL NOT APPLY TO PROBLEMS ARISING FROM NORMAL WEAR OR FAILURE TO ADHERE TO THESE INSTRUCTIONS A CHANGE IN OPERATING NOISE PARTICULARLY RELATIVE TO MOTORS AND GEARBOXES DOES NOT CONSTITUTE A FAILURE ALL SUCH DEVICES WILL EXHIBIT A CHANGE IN OPERATING NOISE DUE TO AGING THE FOREGOING EXPRESS WARRANTY IS EXCLUSIVE AND IN LIEU OF ANY OTHER WARRANTIES WHATSOEVER WHETHER EXPRESS OR IMPLIED INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE A
57. manual are available on www invacare com Nutron Series 2 Part No 1106645 TABLE OF CONTENTS TABLE OF CONTENTS REGISTER YOUR PRODUCT SPECIAL NOTES TYPICAL PRODUCT PARAMETERS SECTION GENERAL GUIDELINES OF Service InfoFmnatiol eerte bte hg ratio hne a tnis pipe e eaae E Operating Informations ti ree aissein eaa asii a ris E IPR CSS ERORA NEEE AERE 12 Electrical 12 Grounding Instructions 13 Batteries MM LENT pc 13 C hargirig Batteries 13 idodtuea odo te aute 14 Adr 14 Weight Eo ie T eR en ads gid hb aise 14 SECTION 2 EMI INFORMATION 15 SECTION 3 SAFETY HANDLING OF WHEELCHAIRS 17 Safety Handling of VY NeelGhalE 17 Stability and C
58. master these safe techniques until you are comfortable in maneuvering around the frequently encountered architectural barriers Use this information only as a basic guide The techniques that are discussed on the following pages have been used successfully by many Individual wheelchair users often develop skills to deal with daily living activities that may differ from those described in this manual Invacare recognizes and encourages each individual to try what works best for him her in overcoming architectural obstacles that they may encounter however ALL WARNINGS and CAUTIONS given in this manual MUST be followed Techniques in this manual are a starting point for the new wheelchair user and assistant with safety as the most important consideration for all Stability and Balance A WARNING ALWAYS wear your seat positioning strap The seat positioning strap is a positioning belt only It is not designed for use asa safety device withstanding high stress loads such as auto or aircraft safety belts If signs of wear appear the belt must be replaced immediately To assure stability and proper operation of your wheelchair you must at all times maintain proper balance Your wheelchair has been designed to remain upright and stable during normal daily activities as long as you do not move beyond the center of gravity DO NOT lean forward out of the wheelchair any further than the length of the armrests Coping With Everyday Obsta
59. nd held devices such as cordless phones laptop computers AMIFM radios TV sets CD players cassette players and small appliances such as elec tric shavers and hair dryers so far as we know are not likely to cause EMI problems to your powered wheelchair Nutron Series 15 Part No 1 106645 SECTION 2 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
60. of contamination Never install reinstall a battery with a cracked or otherwise damaged case Using the Proper Batteries NOTE For this procedure refer to FIGURE 12 1 1 Place battery on ground flat surface 2 Visually draw a horizontal and vertical centerline through the middle of battery FIGURE 12 1 3 Position the battery so that the terminals are above the horizontal centerline 4 Visually inspect the battery to ensure the correct position of the POSITIVE and NEGATIVE terminals FIGURE 12 1 Nutron Series 49 Part No 1106645 SECTION 12 A WARNING Batteries with terminal configuration as shown in FIGURE 12 1 must be used Batteries that have the reverse terminal configuration MUST NOT be used otherwise injury and damage may occur Terminals MUST have a cross hole in them as shown below USE THIS CONFIGURATION DO NOT USE Crosshol POSITIVE 4 OSOS NEGATNE Battery Terminal POSITIVE Battery Terminal Battery Terminal UI Battery NEGATIVE Battery Terminal FIGURE 12 1 Using the Proper Batteries Recommended Battery Types A WARNING The warranty and performance specifications contained in this manual are based on the use of deep cycle gel cell batteries Invacare strongly recommends their use as the power source for this unit A CAUTION Failure to use the correct battery size and or voltage may cause damage to your wheelchair and give you unsa
61. of wheelchair until it locks in place e Fold Pull up on the back release latches and push the back toward the front of the wheelchair Back Cane Front of Back Locked Wheelchair Securely Back Release Latch FIGURE 8 2 Using the Fold Down Back Canes R51 51LX and R5ILXP Models Only Changing the Back Angle NOTE For this procedure refer to FIGURE 8 3 A WARNING The following procedure must be performed by a qualified technician The seat depth and back angle of the wheelchair as well as the large wheel position directly relate to the stability of the wheelchair Any change to one 1 or any com bination of the three 3 may cause the wheelchair to decrease in stability Use EXTREME caution when using a new seating position for the first time 1 Loosen but do not remove the rear hex screw that secures the back angle plate to the wheelchair frame 2 Remove the front hex screw washer and locknut that secure the back angle plate to the wheelchair frame Part No 1106645 41 Nutron Series SECTION 8 BACK FIGURE 8 3 FIGURE 8 3 for correct hardware orientation Position the back angle plate to one 1 of six 6 back angles Refer to Detail A of Reinstall the front hex screw and washer securely tighten with locknut Refer to 5 Securely tighten the rear hex screw that secures the back adjustment plate to th
62. osition before using the wheel chair NOTE For this procedure refer to FIGURE 7 2 1 Unlock the swing back arms by rotating the armrest release lever toward the outside of the wheelchair 2 Pull the front of the swing back arm straight up out of the arm socket and ens toward the rear of the wheelchair Font 3 To use the swing back arm push the swing back arm toward the front of the ene wheelchair and then downward into the arm socket NOTE Armrest release lever MUST be in the m unlocked position when placing armrest into EN the arm sockets Arm Rear Socket 4 Lock the swing back arms by rotating the armrest release lever toward the FIGURE 7 2 Using Swing Back Arms inside of the wheelchair Replacing Desk Full Length Armrest Pad and or Clothing Guards Fixed Height Arms Only NOTE For this procedure refer to FIGURE 7 3 Armrest Pad 1 Remove the two 2 mounting screws that secure the armrest pad to the armrest assembly 2 Replace armrest pad and securely tighten with the existing mounting screws 3 Repeat STEPS 1 and 2 for the other armrest Clothing Guard 1 Remove the four 4 mounting screws that secure the existing clothing guard to the armrest assembly 2 Install new clothing guard and securely tighten with the existing mounting screws 3 Repeat STEPS 1 and 2 for the other clothing guard Part No 1 106645 38 Nutron Series SECTION 7 ARMS
63. place hand or fingers on the underside of the seat rail when opening or closing the wheelchair DO NOT sit or transfer into the wheelchair unless it is fully open and the seat rails are fully seated into the side frame H blocks Unfolding 1 Push down on the seat rails until the seat rails are positioned in the seat guides 2 Assemble the wheelchair by following the instructions in this manual Folding Remove the anti tippers Refer to Installing Removing the Anti Tippers on page 69 Remove the batteries Refer to Installing Removing the Battery Boxes on page 51 Remove the footrests legrests from the wheelchair Refer to Installing Removing the Footrests on page 31 or Installing Removing Elevating Legrests on page 34 Remove the battery tray from the wheelchair Refer to Installing Removing the Battery Tray on page 52 Qo gcc B Lift up on the seat rails of the wheelchair Nutron Series 71 Part No 1106645 SECTION 16 5 Refer to Installing Removing the Battery Boxes page 51 and Installing Removing the Battery Tray on page 52 Refer to Installing Removing the Anti Tippers on page 69 Refer to Installing Removing the Footrests on page 31 or Installing Removing Elevating Legrests on page 34 FIGURE 16 1 Transporting the Nutron Part No 1106645 72 Nutron Series SECTION 16 5 Nutron Series 73 Part No 1106645 S
64. pters can result in improper grounding and present a shock hazard to the user Rain Test Invacare has tested its power wheelchairs in accordance with ISO 7176 Part 9 Rain Test This provides the end user or his her attendant sufficient time to remove his her power wheelchair from a rain storm and retain wheelchair operation DO NOT leave power wheelchair in a rain storm of any kind DO NOT use power wheelchair in a shower or leave it in a damp bathroom while taking a shower DO NOT leave power wheelchair in a damp area for any length of time Direct exposure to rain or dampness will cause the chair to malfunction electrically and mechanically may cause the chair to prematurely rust Check to ensure that the battery covers are secured in place joystick boot is not torn or cracked where water can enter and that all electrical connections are secure at all times DO NOT use the joystick if the boot is torn or cracked If the joystick boot becomes torn or cracked replace immediately Weight Training Invacare DOES NOT recommend the use of its wheelchairs as a weight training apparatus Invacare wheelchairs have not been designed or tested as a seat for any kind of weight training If occupant uses said wheelchair as a weight training apparatus Invacare shall not be liable for bodily injury and the warranty is void Weight Limitation The Nutron R50LX R51 and R51LX have a weight limitation including the seating system of 250 lb
65. racket Mounting Bracket Joystick Mounting Tube Adjustment Lock Lever FIGURE 10 1 Preparing the Joystick For Use Nutron Series 46 Part No 1106645 SECTION 10 Repositioning the Joystick NOTE For this procedure refer to FIGURE 10 2 1 Turn the adjustment lock lever to release the joystick mounting tube from the mounting bracket 2 Remove the joystick from the wheelchair 3 Remove the three 3 hex screws that secure the halves 2 of the mounting bracket to the arm tube 4 Reposition mounting bracket on opposite arm tube ensuring the threaded plate of the mounting bracket is on the inside of the arm tube as shown in FIGURE 10 2 5 Using the three 3 hex mounting screws and washers secure the halves 1 2 of the mounting bracket to the arm tube 6 Slide the joystick mounting tube through the mounting bracket to the desired position 7 Turn the adjustment lock lever to secure the joystick mounting tube into the mounting bracket Mounting Bracket Threaded Plate Washers Hex 2 ex Mounting VQ Screws 0 Adjustment Mounting Lock Lever Bracket Joystick Joystick Mounting Tube FIGURE 10 2 Repositioning the Joystick Part No 1106645 47 Nutron Series SECTION 1 CASTERS SECTION CASTERS A WARNING After ANY adjustments repair or service and BEFORE use make sure that all attaching hardware is tightened securely otherwise injury or damage may
66. roximity to electric circuits Contact your oxygen supplier for instruction in the use of oxygen Part No 1106645 12 Nutron Series 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 Batteries The warranty and performance specifications contained in this manual are based on the deep cycle gel cell batteries Invacare strongly recommends their use as the power source for this unit Carefully read battery battery charger information prior to installing servicing or operating your wheelchair Charging Batteries NEVER attempt to recharge the batteries by attaching cables directly to the battery terminals DO NOT attempt to recharge the batteries and operate the wheelchair
67. s The Nutron R51LXP has a weight limitation of 300 Ibs Refer to Percentage of Weight Distribution on page 21 Invacare recommends that only heavy duty wheelchairs be used for individuals weighing more than 250 Ibs Further the activity level of the individual wheelchair user is important For instance a 170 Ibs active wheelchair user could subject the wheelchair to more stress than a 250 Ibs user Invacare recommends that very active users consider using heavy duty wheelchairs Part No 1106645 14 Nutron Series SECTION 2 EMI INFORMATION SECTION 2 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 powere
68. s as shown in Detail A of FIGURE 12 9 Securely tighten B e Verify battery cable ring terminal s are correctly installed and securely tightened D Slide battery clamp covers down battery cables and onto battery terminals as shown in Detail B of FIGURE 12 9 N Using 111 2 inch long tie wraps secure each terminal cap in place as shown in Detail B of FIGURE 12 9 NOTE It will be necessary to trim excess in order to install the battery box top s 8 Install the battery box top s 9 Install the battery box es into the wheelchair Refer to Installing Removing the Battery Boxes on page 51 NOTE New battery ies MUST be fully charged BEFORE using otherwise the life of the battery ies will be reduced 10 If necessary charge the battery ies Refer to Charging Batteries on page 63 Nutron Series 59 Part No 1106645 SECTION 12 Exploded View POSITIVE RED Cable EGATIVE LACK Cable Z Clamp POSITIVE Terminal Post i NOTE Clamps exploded for clarification purposes only L EGATIVE Group 22NF Battery Terminal Post Top View Detail A Detail B Fuse box placement when POSITIVE box top is installed gt NEGATIVE Terminal Post POSITIVE NEGATIVE 2 Terminal Post RED Clamp Terminal Post and
69. strap from the crossbraces 4 Position the two 2 new seat positioning strap halves between the seat upholstery and the crossbraces 5 Reinstall the rear phillips screws and washers that secure the seat upholstery and seat positioning strap to the crossbraces NOTE Washer is positioned on top of seat upholstery 6 If necessary reinstall the seat cushion onto the seat upholstery Part No 1106645 44 Nutron Series SECTION 9 UPHOLSTERY SEAT POSITIONING STRAP Rear Phillips Screw Seat Upholstery PUDE Seat Positioning Strap NU Crossbrace FIGURE 9 3 Replacing Seat Positioning Strap Nutron Series 45 Part No 1 106645 SECTION 10 JOYSTICK SECTION 10 JOYSTICK A WARNING After ANY adjustments repair or service and BEFORE use make sure all attaching hardware is tightened securely otherwise injury or damage may result Preparing the Joystick For Use NOTE For this procedure refer to FIGURE 10 1 NOTE The joystick is factory installed on the right side of the wheelchair To reposition the joystick onto the left side of the wheelchair refer to Repositioning the Joystick on page 47 The joystick should be repositioned by a qualified technician 1 Turn the adjustment lock lever to release the joystick mounting tube from the mounting bracket N Slide joystick mounting tube to the desired position 93 Turn the adjustment lock lever to secure the joystick mounting tube in the mounting b
70. tairways A WARNING DO NOT attempt to move an occupied power wheelchair between floors using a stairway Use an elevator to move an occupied power wheelchair between floors If moving a power wheelchair between floors by means of a stairway the occupant MUST be removed and transported independently of the power wheelchair Extreme caution is advised when it is necessary to move an unoccupied power wheelchair up or down the stairs Invacare recommends using two 2 assistants and making thorough preparations Make sure to use only secure non detachable parts for hand hold supports 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 The weight of the wheelchair without the user and batteries is between 80 and 127 Ibs Use proper lifting techniques lift with your legs to avoid injury Remove the occupant from the wheelchair Remove the battery boxes from the wheelchair Refer to Installing Removing the Battery Boxes on page 51 3 If necessary fold the wheelchair Refer to Transporting the Nutron on page 71 N 4 Bend your knees and keep your back straight 5 Using non removable non detachable parts of the wheelchair lift the wheelchair off of the ground and transfer the wheelchair up or down the stairs Nutron Series 19 Part No 1 106645 SECTION 3 SAFETY H
71. the hex nut that secures the battery clamp to the positive battery terminal post Ifthe battery clamp on the POSITIVE battery terminal post is positioned as shown in FIGURE 12 7 proceed to STEP 2 Part No 1106645 58 Nutron Series SECTION 12 5 2 Install battery clamp covers onto battery cables FIGURE 12 8 A RED battery clamp cover onto RED battery cable B BLACK battery clamp cover onto BLACK battery cable NOTE Only one 1 battery cable and battery clamp cover are shown for clarity Both battery clamp covers install in the same manner Battery Clamp Cover Battery Cable FIGURE 12 8 Installing Battery Clamp Cover CAUTION When connecting the battery cable ring terminal s to the battery ies clamp s the battery cable s MUST be connected in the position shown in Detail of FIGURE 12 9 Otherwise damage can occur to the battery cable and or battery clamp covers 9 Connect battery cable s to battery ies terminal s post s as shown Detail A of FIGURE 12 9 A NEGATIVE BLACK battery cable ring terminal between the mounting plate and battery clamp of NEGATIVE battery terminal post B POSITIVE RED battery cable ring terminal between the mounting plate and battery clamp of POSITIVE battery terminal post Secure the battery cable s ring terminal s to the battery clamp s BLACK to NEGATIVE and RED to POSITIVE with existing hex screw
72. tisfactory performance CHAIRSEATWIDTH VOLTS BATTERY SIZE REMARKS 2 12 UI 14 inches Deep Cycle 16 18 20 inches 2 12 22NF or UI Deep Cycle 1 Remove the battery boxes and tray from the wheelchair Refer to Installing Removing the Battery Boxes on page 51 of the manual Part No 1 106645 50 Nutron Series SECTION 12 5 M Remove the existing batteries from the battery boxes Refer to Installing Removing the Batteries Into From the Battery Boxes on page 53 3 Clean the new battery terminals Refer to Cleaning Battery Terminals on page 62 4 Install the new batteries into the battery boxes Refer to Installing Removing the Batteries Into From the Battery Boxes on page 53 of this manual Install the battery boxes onto the wheelchair Refer to Installing Removing the Battery Boxes on page 51 of the manual e Installing Removing the Battery Boxes A WARNING NEVER unplug the battery cables by pulling on the wires Unplug the battery cables by pulling on the connector ONLY Otherwise injury or damage may result NOTE For this procedure refer to FIGURE 12 2 NOTE To remove the battery boxes from the wheelchair reverse the following procedure 1 Verify that the on off switch on the joystick is in the off position 2 Place the front battery box onto the battery tray and connect controller connector to the front battery box 3 Slide front battery box toward the front of the wheelchair 4
73. ttery boxes from the wheelchair Refer to Installing Removing the Battery Boxes on page 51 D N Nutron Series 6l Part No 1 106645 SECTION 12 Retaining Strap Buckle Adjustable End Retaining Strap Battery Tray Slots Slate Retaining Strap Retaining Strap FIGURE 12 10 Replacing the Battery Box Retaining Strap Cleaning Battery Terminals A WARNING Most batteries are not sold with instructions However warnings are frequently displayed on the cell caps Read them carefully DO NOT allow the liquid in the battery to come in contact with skin clothes or other possessions It is a form of acid and harmful or damaging burns may result Should the liquid touch your skin wash the area immediately and thoroughly with cool water In serious cases or if eye contact is made seek medical attention immediately NEVER smoke or strike a match near batteries If the caps of the battery cells are removed NEVER look directly into them while charging batteries 1 Examine battery clamps and terminals for corrosion 2 Verify that the plastic caps are in place over the battery cell holes Clean the terminals and inside the battery clamps by using a battery cleaning tool wire brush or medium grade sand paper NOTE When done these areas should be shiny not dull 4 Carefully dust off all metal particles Part No 1106645 62 Nutron Series SECT
74. ty of wheelchairs to meet many needs of the end user However final selection of the type of wheelchair to be used by an individual rests solely with the user and his her healthcare professional capable of making such a selection WHEELCHAIR TIE DOWN RESTRAINTS AND SEAT RESTRAINTS Wheelchair users should NOT be transported in vehicles of any kind while in wheelchairs 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 appro priate 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 wheel chair transportation systems Nutron Series 9 Part No 1106645 TYPICAL PRODUCT PARAMETERS TYPICAL PRODUCT PARAMETERS SEAT WIDTH RANGE 14 16 18 or 20 inches SEAT DEPTH RANGE 16 17 or 18 inches 17 and 18 in by extension BACK HEIGHT RANGE STANDARD 16 17 or 18 inches SEAT TO FLOOR 17 or 1934 inches OVERALL WIDTH 2134 inches to 27 inches With joystick OVERALL HEIGHT LOW SEAT ADULT 33 inches to 37 inches 35 inches to 39 inches OVERALL LENGTH 36 inches to 47 inches WEIGHT W O BATTERIES AND FRONT RIGGINGS W BATTERIES AND PW93 FRONT RIGGINGS UI GEL CELL 14 INCH CHAIRS 22NF G
75. tyle footrest shown PW93 and PW93E footrests adjust the same way FIGURE 6 2 Adjusting the Footrest Height Model PW93 PW93E and PW93ST Footrests Part No 1 106645 32 Nutron Series SECTION 6 FRONT RIGGINGS Model 93M 904A PAL4A and PASAA Footrests NOTE For this procedure refer to FIGURE 6 3 1 Loosen but do not remove the lug bolt and locknut that secure the lower footrest to the footrest support 2 Reposition the lower footrest to the desired height 3 Securely tighten the lug bolt and locknut that secure the lower footrest to the footrest support 4 Repeat STEPS 1 3 for the other footrest if necessary P Lug Bolt Pe atio d Footrest Support Lower Footrest Nes acf NOTE 93M style footrest shown 904A PAL4A and PAS4A footrests adjust the same way FIGURE 6 3 Adjusting the Footrest Height Model 93M 904A PAL4A and PAS4A Footrests Replacing Heel Loops NOTE For this procedure refer to FIGURE 6 4 1 Note the position of hex bolt coved M Ere uc washers and locknut for reinstallation aj Locknut 2 Remove the hex bolt coved washers and locknut that secure the lower footrest to the footrest support Coved T g Washers Phillips Bolt 3 Remove the lower footrest 4 Remove the phillips bolt spacer and Spacer locknut that secure the existing heel loop to the lower footrest 5 Slide the existing heel loop off the lower footrest
76. unction 25 Contact Dealer Invacare for service Part No 1106645 SECTION 4 SAFETY INSPECTION TROUBLESHOOTING Checking Battery Charge Level The following Do s and Don ts are provided for your convenience and safety DON T Don t perform any installation or maintenance without first reading this manual DO Read and understand this manual and any service informa tion that accompanies a battery and charger before operat ing the wheelchair Don t perform installation or maintenance of bat teries in an area that could be damaged by bat tery spills Move the wheelchair to a work area before cleaning termi nals or opening battery box Don t make it a habit to discharge batteries to the lowest level Recharge as frequently as possible to maintain a high charge level and extend battery life Don t use randomly chosen batteries or chargers Follow recommendations in this manual when selecting a battery or charger Don t put new batteries into service before charging Fully charge a new battery before using Don t tip or tilt batteries Use a carrying strap to remove move or install a battery Don t tap on clamps and terminals with tools Push battery clamps on the terminals Spread clamps wider if necessary Don t mismatch your battery and chargers Use ONLY a GEL charger for a GEL battery Part No 1106645 26 Nutron Series SECTION 5 WHEELCHAIR O
77. utches until the power is off NOTE For this procedure refer to FIGURE 13 1 The clutch engagement disengagement allows free wheeling or joystick controlled operation Free wheeling allows an attendant to maneuver the wheelchair without power To engage disengage the clutches 1 Locate the clutch handles on motors as shown in FIGURE 13 1 A CAUTION If clutch handles are forced to engage in the wrong direction as shown in FIGURE 13 1 the motors will be damaged and will need to be replaced Top View Of Wheelchair NOTE NEVER force clutch Disengaged Toward rear wheels handles in these directions 705052707057 e e o o CL 9 23 23 23 23 23 27 r3 4 Clutch Engaged Toward Clutch Handle Handle rear of wheelchair FIGURE 13 1 Engaging Disengaging the Clutches 2 Perform one 1 of the following To Engage turn the clutch handles until they are pointing toward the rear of the wheelchair NEVER try to turn the clutch handles toward the front of the wheelchair Nutron Series 65 Part No 1106645 SECTION 13 LOCK To Disengage turn the clutch handles until they are pointing toward the rear wheels NEVER try to turn the clutch handles toward the inside of the wheelchair Disengaging Engaging the Motor Lock Levers RB ILXP Only A WARNING DO
78. wheel mounting bolts are secure on drive wheels Q Ensure no excessive side movement or binding when drive wheels are lifted and spun when disengaged free wheeling Q Ensure wheel fork assembly has proper tension when caster is spun Caster should come to a gradual stop A CAUTION As with any vehicle wheels and tires should be checked periodically for cracks and wear and should be replaced as necessary Loosen tighten caster locknut if wheel wobbles noticeably or binds to a stop Ensure all caster wheel fork headtube fasteners are secure Inspect for any loose hardware on the wheelchair 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 Inspect Adjust Periodically Ensure wheelchair rolls straight no excessive drag or pull to one side Ensure arms are secure but easy to release and adjustment levers engage properly Ensure adjustable height arms operate and lock securely Ensure armrest pads sit flush against arm tubes Inspect seat and back upholstery for rips or sagging Ensure seat release latch is not worn Replace if necessary Clean upholstery and armrests Inspect the seat positioning strap for wear Replace if worn or damaged Inspect charger AC power cord for damage Replace if necessary Part No 1106645 24 Nutron Series SECTION 4 SAFETY
79. y of the wheelchair 2 Attach the hanger brackets to the wheelchair frame Part No 1106645 52 Nutron Series SECTION 12 5 Crossbrace Bolt Bushing Wheelchai Key Slot eelchair Bracket Hanger Bracket FIGURE 12 3 Installing Removing the Battery Tray Installing Removing the Batteries Into From the Battery Boxes A WARNING Make sure power to the wheelchair is OFF before performing this procedure The use of rubber gloves and chemical goggles or face shields is recommended when working with batteries Invacare strongly recommends that battery installation and battery replacement ALWAYS be done by a qualified technician After ANY adjustments repair or service and BEFORE use make sure all attaching hardware is tightened securely otherwise injury or damage may result ALWAYS use a battery lifting strap when lifting a battery It is the most convenient method and assures that the battery acid will not spill It also helps to prolong the life of the battery DO NOT tip the batteries Keep the batteries in an upright position NOTE For this procedure refer to FIGURE 12 4 NOTE For changing or removing installing the battery boxes refer to Installing Removing the Battery Boxes on page 51 NOTE To remove a battery from the battery box reverse the following procedure Nutron Series 53 Part No 1106645 SECTION 12 NOTE Have the following tools available COMME

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