Invacare Nutron R50LX Owner'S Operator And Maintenance Manual Download Page 46

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SECTION 10—JOYSTICK

Nutron® Series

Part No.1106645

SECTION 10—JOYSTICK

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

FIGURE 10.1.

NOTE:

The

joystick

factory

installed

the

right

side

the

wheelchair.

reposition

the

joystick

onto

the

left

side

the

wheelchair

refer

Repositioning

the

Joystick

page 47.

The

joystick

should

repositioned

qualified

technician.

1. Turn

the

adjustment

lock

lever

release

the

joystick

mounting

tube

from

the

mounting

bracket.

2. Slide

joystick

mounting

tube

the

desired

position.

3. Turn

the

adjustment

lock

lever

secure

the

joystick

mounting

tube

the

mounting

bracket.

FIGURE 10.1

Preparing the Joystick For Use

Mounting Bracket

Joystick Mounting Tube

Adjustment Lock Lever

Summary of Contents for Nutron R50LX

Page 1: ...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 Nutron Series R50 LX R51 R51LX R51LXP ...

Page 2: ...UCTIONS 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...

Page 3: ...ION 3 SAFETY HANDLING OF WHEELCHAIRS 17 Safety Handling of Wheelchairs 17 Stability and Balance 17 Coping With Everyday Obstacles 17 A Note to Wheelchair Assistants 18 Tilting 18 Tilting Curbs 18 Stairways 19 Escalators 20 Transferring To and From Other Seats 20 Percentage of Weight Distribution 21 Reaching Leaning and Bending Forward 21 Reaching and Bending Backward 22 SECTION 4 SAFETY INSPECTION...

Page 4: ... PW93E and PW93ST Footrests 32 Model 93M 904A PAL4A and PAS4A Footrests 33 Replacing Heel Loops 33 Installing Removing Elevating Legrests 34 Installing 34 Removing 34 Raising Lowering Elevating Legrests and or Adjusting Calfpads 34 Raising Lowering Elevating Legrests 34 Adjusting Calfpads 35 Adjusting Replacing Telescoping Front Rigging Support 35 SECTION 7 ARMS 37 Adjusting Armrest Height 37 Usin...

Page 5: ...stalling Removing the Battery Boxes 51 Installing Removing the Battery Tray 52 Installing Removing the Batteries Into From the Battery Boxes 53 Connecting Battery Cables 55 Direct Mount Method 55 Battery Clamp Method 58 Replacing the Battery Box Retaining Strap 61 Cleaning Battery Terminals 62 Charging Batteries 63 When To Charge Batteries 63 Description and Use of Battery Chargers 64 Connecting t...

Page 6: ...estment 2 Ensure long term maintenance and servicing of your purchase 3 Receive updates with product information maintenance tips and industry news 4 Invacare can contact you or your provider if servicing is needed on your product 5 It will enable Invacare to improve product designs based on your input and needs Register ONLINE at www invacare com or Complete and mail the form on the next page Any...

Page 7: ...____________________________________________ 7 Would you like information sent to you about Invacare products that may be available for a particular medical condition Yes No If yes please list any condition s here and we will send you information by email and or mail about any available Invacare products that may help treat care for or manage such condition s ______________________________________...

Page 8: ...Part No 1106645 8 Nutron Series Fold here Fold here Cut Along Line Invacare Product Registration Form Please Seal with Tape Before Mailing ...

Page 9: ... 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 v...

Page 10: ...UI GEL CELL 14 INCH CHAIRS 22NF GEL 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 inches CASTERS W PRECISION SEALED BEARINGS 8 x 1 inches semi pneumatic standard 8 x 2 inches pneumatic optional 6 x 2 inches semi pneumatic optional ANTI TIPPERS Rotating removable standard FOOTREST LEGREST Swingaway...

Page 11: ...erforms 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 hav...

Page 12: ... 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...

Page 13: ...ormation 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 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 ha...

Page 14: ... 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...

Page 15: ...tection 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...

Page 16: ...LD RESULT IN SERIOUS INJURY 1 Do not operate hand held transceivers transmitters receivers such as citizens band CB radios or turn ON personal communication devices such as cellular phones while the powered wheelchair is turned ON 2 Be aware of nearby transmitters such as radio or TV stations and try to avoid coming close to them 3 If unintended movement or brake release occurs turn the powered wh...

Page 17: ...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 WARNING ALWAYS wear your seat positioning strap The seat positioning strap is a positioning belt only It is not d...

Page 18: ... alone Tilting 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 the techniques of tilting ...

Page 19: ...ween 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 t...

Page 20: ...el to the object you are transferring onto 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 independently provided you have adequate mobility and upper body strength 1 Position the w...

Page 21: ...r 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 WARNING DO NOT atte...

Page 22: ...r 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 3 Reach back only as far as your arm will extend without changing your sitting position FIGURE 3 3 Reaching and Bending Backward ...

Page 23: ...cure 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...

Page 24: ...op 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 bu...

Page 25: ...attery 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 Controlle...

Page 26: ...elchair 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 charg...

Page 27: ...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 LEDʹs lit or partial LEDʹs lit B Out Of Neutral at...

Page 28: ...ection 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 th...

Page 29: ...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 I...

Page 30: ... 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 nating with steady display Joystick is in program ming inhibit and or charg ing mode The steady LEDs indicate the current state of the battery charge GREEN LED is flashing Joystick is in Speed Limit mode The current state of bat tery charge will be dis played at ...

Page 31: ...t 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 the 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 ...

Page 32: ...wer 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 footres...

Page 33: ...E 6 4 1 Note the position of hex bolt coved washers and locknut for reinstallation 2 Remove the hex bolt coved washers and locknut that secure the lower footrest to the footrest support 3 Remove the lower footrest 4 Remove the phillips bolt spacer and locknut that secure the existing heel loop to the lower footrest 5 Slide the existing heel loop off the lower footrest 6 Replace heel loop 7 Reverse...

Page 34: ...ting Legrests 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 wheelch...

Page 35: ...g 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 bolt ...

Page 36: ...side 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 cross...

Page 37: ...sing 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 desire...

Page 38: ...rest into the arm sockets 4 Lock the swing back arms by rotating the armrest release lever toward the inside of the wheelchair FIGURE 7 2 Using Swing Back Arms 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 ar...

Page 39: ...owards 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 FIGURE 7 4 Removin...

Page 40: ...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 FIGURE 8 1 Adjusting the Back Height Fo...

Page 41: ...ack Angle NOTE For this procedure refer to FIGURE 8 3 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...

Page 42: ...ecurely tighten with locknut Refer to FIGURE 8 3 for correct hardware orientation 5 Securely tighten the rear hex screw that secures the back adjustment plate to the wheelchair frame FIGURE 8 3 Changing the Back Angle Back Angle Plate Rear Hex Screw Loosen but do not Remove Wheelchair Frame Locknut Washer Back Angles 85º 90º 95º 100º 105º 110º Front Hex Screw Back Angle Plate Detail A ...

Page 43: ...ashers NOTE Clean upholstery with warm DAMP cloth and mild detergent to remove superficial soil FIGURE 9 1 Replacing Seat Upholstery 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 ...

Page 44: ...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 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 upho...

Page 45: ...SECTION 9 UPHOLSTERY SEAT POSITIONING STRAP Nutron Series 45 Part No 1106645 FIGURE 9 3 Replacing Seat Positioning Strap Washer Rear Phillips Screw Seat Upholstery Crossbrace Seat Positioning Strap ...

Page 46: ...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 2 Slide joystick mounting tube to the desired position 3 Turn the adjustment lock lever to secure the...

Page 47: ...osite 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 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...

Page 48: ...dtube 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 C Pivot both forks and casters t...

Page 49: ...o 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 neu...

Page 50: ...ance 1 Remove the battery boxes and tray from the wheelchair Refer to Installing Removing the Battery Boxes on page 51 of the manual CHAIRSEATWIDTH QTY VOLTS BATTERY SIZE REMARKS 14 inches 2 12 U1 Deep Cycle 16 18 20 inches 2 12 22NF or U1 Deep Cycle WARNING Batteries with terminal configuration as shown in FIGURE 12 1 must be used Batteries that have the reverse terminal configuration MUST NOT be...

Page 51: ...lug 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...

Page 52: ...e battery tray over the crossbrace bolt bushing under the seat upholstery of the wheelchair 2 Attach the hanger brackets to the wheelchair frame 16 18 and 20 Inch Wide Wheelchair 14 Inch Wide Wheelchair Battery Tray Battery Tray Front Battery Box Front Battery Box Rear Battery Box Rear Battery Box Front Battery Box Connectors Front Battery Box Connectors Rear Battery Box Connector Rear Battery Box...

Page 53: ... 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 ...

Page 54: ...inal 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 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...

Page 55: ...inal 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 termi...

Page 56: ...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 4 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 lon...

Page 57: ...ST Tie Wraps GREY Battery Terminal Cap NEGATIVE Battery Terminal Post POSITIVE Battery Terminal Post ORANGE Battery Terminal Cap Detail B Dual Group 22 NF Batteries 1 4 20 X 7 8 Inch Hex Flange Screw POSITIVE Battery Terminal Post NEGATIVE Battery Terminal Post POSITIVE Red Battery Cable 1 4 20 Hex Flange Locknuts NEGATIVE Black Battery Cable CONNECT BATTERY CABLE TO BATTERY TERMINAL AS SHOWN BLAC...

Page 58: ...secures the battery clamp to the POSITIVE battery terminal post 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 FIGUR...

Page 59: ... B POSITIVE RED battery cable ring terminal between the mounting plate and battery clamp of POSITIVE battery terminal post 4 Secure the battery cable s ring terminal s to the battery clamp s BLACK to NEGATIVE and RED to POSITIVE with existing hex screws as shown in Detail A of FIGURE 12 9 Securely tighten 5 Verify battery cable ring terminal s are correctly installed and securely tightened 6 Slide...

Page 60: ...p Cover Detail B POSITIVE Terminal Post NEGATIVE Terminal Post Group 22NF Battery Clamp Mounting Plate Hex Screw POSITIVE RED Cable NEGATIVE BLACK Cable NOTE Clamps exploded for clarification purposes only Exploded View Fuse box placement when box top is installed POSITIVE Terminal Post and Clamp POSITIVE RED Cable NEGATIVE Terminal Post and Clamp NEGATIVE BLACK Cable Group 22NF Battery Fuse Box D...

Page 61: ...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 4 Feed the existing battery b...

Page 62: ... 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 3 Clean the terminals and inside th...

Page 63: ...s 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 bat...

Page 64: ... by a longer period of off time As a 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 s...

Page 65: ... 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 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 FIGURE 13 1 Engaging Disengaging the Clutches 2 Perform one 1 of the following To Engage turn the cl...

Page 66: ...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 Disengage push Push motor lock levers downward Engage drive Pull motor lock levers upward FIGURE 13 2 ...

Page 67: ... on the side wall of tire NOTE If necessary remove threaded plastic insert from the wheel lock mounting hole in the wheelchair frame 1 Position the wheel lock on the wheelchair frame 2 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 whee...

Page 68: ...age the wheel locks grip the handle and push forward to the lock position 2 To disengage reverse STEP 1 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 Wheel Lock Handle Lock Unlock 5 32 to 5 16 inch Hex Screw...

Page 69: ... 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 supp...

Page 70: ...SECTION 15 ANTI TIPPERS Part No 1106645 70 Nutron Series FIGURE 15 1 Installing Removing the Anti Tippers Wheelchair Frame 1 1 2 to 2 inch Clearance Release Button Anti tipper Rear Wheel Anti tipper ...

Page 71: ... Keep hands and fingers clear of moving parts to avoid injury DO NOT 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 Assembl...

Page 72: ...the Nutron Refer to Installing Removing the Battery Boxes on 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 ...

Page 73: ...SECTION 16 TRANSPORTING Nutron Series 73 Part No 1106645 NOTES ...

Page 74: ...SECTION 16 TRANSPORTING Part No 1106645 74 Nutron Series NOTES ...

Page 75: ...e 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 INSTI...

Page 76: ...333 6900 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 2004 Invacare Corporation Part No 1106645 Rev C 10 04 ...

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Invacare Nutron R50LX, Owner'S Operator And Maintenance Manual

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