Invacare nutron R51 Owner And Maintenance Manual
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Invacare nutron R51 Owner And Maintenance Manual

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Owner's Operator and Maintenance Manual
Nutron
Series
®
R51
and R51
™
LXP
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

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Summary of Contents for Invacare nutron R51

  • Page 1 R51 ™ 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...

  • Page 2: Reference Documents

    REFERENCE DOCUMENTS DOCUMENT PART NUMBER Quad Link and Height Adjustable Joystick Mount Instruction Sheet 1134844 ™NX™Electronics Manual 1110532 NOTE: Updated versions of this manual are available on www.invacare.com. R51™and R51LXP Part No. 1106645...

  • Page 3: Table Of Contents

    TABLE OF CONTENTS TABLE OF CONTENTS REFERENCE DOCUMENTS ..............2 SPECIAL NOTES ................7 SPECIFICATIONS ................8 SECTION 1—GENERAL GUIDELINES ........... 9 Accessories Information ...........................9 Batteries................................9 Charging Batteries ..........................10 Grounding Instructions ...........................10 Operating Information..........................11 Repair or Service Information .......................13 Rain Test..............................14 Tire Pressure .............................15 Weight Training ............................15 Weight Limitation.............................15...
  • Page 4 TABLE OF CONTENTS TABLE OF CONTENTS Troubleshooting - Electrical........................29 SPJ™+ Joysticks............................29 Information Gauge Display Diagnostics ..................30 Service Indicator Light Diagnostics ....................30 Checking Battery Charge Level......................31 SECTION 6—WHEELCHAIR OPERATION ........... 32 Operating the Wheelchair........................32 Turning the Power On/Off ........................32 Using the Joystick to Drive the Wheelchair..................32 SPJ™+ Joystick Switches and Indicators .....................33 On/Off Button ............................34 Speedometer............................34...
  • Page 5 TABLE OF CONTENTS TABLE OF CONTENTS Removing/Installing Armrest........................45 Removing ...............................45 Installing..............................45 SECTION 9—BACK ................. 46 Adjusting the Back Height ........................46 Using the Fold Down Back Canes ......................47 Changing the Back Angle ........................47 SECTION 10—UPHOLSTERY/SEAT POSITIONING STRAP ....49 Replacing Seat Upholstery........................49 Replacing Back Upholstery ........................49 Replacing Seat Positioning Strap ......................50 SECTION 11—JOYSTICK ..............
  • Page 6 TABLE OF CONTENTS TABLE OF CONTENTS Disengaging/Engaging the Motor Lock Levers - R51LXP Only ............72 Four Pole Motors..........................72 SECTION 15—WHEEL LOCKS ............73 Installing/Adjusting/Using the Wheel Locks ..................73 Installing/Adjusting ..........................73 Using ...............................74 SECTION 16—ANTI-TIPPERS ............75 Installing/Removing the Anti-Tippers....................75 Installing..............................75 Removing ...............................75 SECTION 17—TRANSPORTING ............

  • Page 7: Special Notes

    CHANGE WITHOUT NOTICE. WHEELCHAIR USER As a manufacturer of wheelchairs, Invacare endeavors to supply a wide variety 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.

  • Page 8: Specifications

    SPECIFICATIONS SPECIFICATIONS 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 17¾ or 19¾ inches OVERALL WIDTH 21¾...

  • Page 9: Section 1-General Guidelines

    Invacare products are specifically designed and manufactured for use in conjunction with Invacare accessories. Accessories designed by other manufacturers have not been tested by Invacare and are not recommended for use with Invacare products. DO NOT use non-Invacare accessories. To obtain Invacare accessories, contact Invacare by phone or at www.invacare.com.

  • Page 10: Charging Batteries

    WARNING 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 obli-...

  • Page 11: Operating Information

    If the wheelchair does not perform to specifications, turn the wheelchair Off immediately and reenter set up specifications. Contact Invacare, if wheelchair still does not perform to correct specifications.
  • Page 12 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. DO NOT attempt to lift the wheelchair by lifting on any removable (detachable) parts.

  • Page 13: Repair Or Service Information

    Risk of Death, Serious Injury or Damage Use of incorrect or improper replacement (service) parts may cause death, serious injury, or damage. Replacement parts MUST match original Invacare parts. ALWAYS provide the wheelchair serial number to assist in ordering the correct replacement parts.

  • Page 14: Rain Test

    DO NOT use if the joystick boot is torn or cracked. If the joystick boot becomes torn or cracked, replace IMMEDIATELY. NOTE: Invacare has tested its power wheelchairs in accordance with ISO 7176 “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.

  • Page 15: Tire Pressure

    Invacare shall not be liable for bodily injury, and the warranty is void. Weight Limitation WARNING The Nutron R51 has a weight limitation, including the seating system, of 250 lbs. The Nutron R51LXP has a weight limitation of 300 lbs. Refer to Coping With Everyday Obstacles on page 21.

  • Page 16: Section 2-Safety Guidelines

    SECTION 2—SAFETY GUIDELINES SECTION 2—SAFETY GUIDELINES WARNING Risk of Serious Injury or Damage Attaching hardware that is loosely secured could cause loss of stability resulting in serious injury or damage After ANY adjustments, repair or service and before use, make sure that all attaching hardware is tightened securely.
  • Page 17 SECTION 2—SAFETY GUIDELINES WARNING Risk of Serious Injury Sharp edges can cause serious injury. Be mindful that some parts may have sharp edges. Use caution when encountering these sharp edges. WARNING Risk of Death, Serious Injury, or Damage Operating the wheelchair without anti-tippers could result in death, serious injury or damage.
  • Page 18 SECTION 2—SAFETY GUIDELINES DANGER Risk of Death or Serious Injury Electric shock can cause death or serious injury To avoid electric shock, inspect plug and cord for cuts and/or frayed wires. Replace cut cords or frayed wires immediately. WARNING Risk of Serious Injury or Damage Dropping the battery can result in serious injury or property damage.

  • Page 19: Section 3-Emi Information

    SECTION 3—EMI INFORMATION SECTION 3—EMI INFORMATION 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...
  • Page 20 2) This device has been tested to a radiated immunity level of 20 volts per meter. 3) The immunity level of the product is unknown. Modification of any kind to the electronics of this wheelchair as manufactured by Invacare may adversely affect the EMI immunity levels. R51™and R51LXP Part No. 1106645...

  • Page 21: Section 4-Safety/Handling Of Wheelchairs

    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.

  • Page 22: A Note To Wheelchair Assistants

    SECTION 4—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. WARNING DO NOT attempt to lift the wheelchair by any removable (detachable) parts.

  • Page 23: Stairways

    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 assistants and making thorough preparations. Make sure to use only secure, non-detachable parts for hand-hold supports.

  • Page 24: Escalators

    SECTION 4—SAFETY/HANDLING 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 WARNING DO NOT use an escalator to move a wheelchair between floors. Serious bodily injury may occur.

  • Page 25: Reaching, Leaning And Bending - Forward

    SECTION 4—SAFETY/HANDLING OF WHEELCHAIRS Reaching, Leaning and Bending - Forward NOTE: For this procedure, refer to FIGURE 4.2 on page 25. 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, center of gravity, and weight distribution of the wheelchair.
  • Page 26 SECTION 4—SAFETY/HANDLING OF WHEELCHAIRS 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 4.3 Reaching and Bending - Backward R51™and R51LXP...

  • Page 27: Section 5-Safety Inspection/Troubleshooting

    SECTION 5—SAFETY INSPECTION/TROUBLESHOOTING SECTION 5—SAFETY INSPECTION/TROUBLESHOOTING NOTE: Every six 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. To operate properly and safely, your wheelchair must be cared for just like any other vehicle.

  • Page 28: Inspect/Adjust Weekly

    SECTION 5—SAFETY INSPECTION/TROUBLESHOOTING Inspect/Adjust Weekly ❑ Inspect tires for flat spots and wear. ❑ Ensure that casters are free of debris. Inspect/Adjust Monthly ❑ Ensure arm pivot points are free of wear and looseness. ❑ Ensure wheel mounting bolts are secure on drive wheels. ❑...

  • Page 29: Troubleshooting Guide

    Batteries draw excessive Battery failure. Have batteries checked for shorted cell. current when charging. Replace if necessary. Electrical malfunction. Contact dealer/Invacare for service. Battery indicator flashes Battery failure. Check batteries for shorted cell. Replace if the charge level is low - necessary.

  • Page 30: Information Gauge Display Diagnostics

    Contact Invacare/Dealer for service. Controller Fault Contact Invacare/Dealer for service. Communications Fault Contact Invacare/Dealer for service. General Fault Contact Invacare/Dealer for service. Incompatible or Wrong type of remote connected. Contact Invacare/Dealer for service. incorrect Remote R51™and R51LXP Part No. 1106645...

  • Page 31: Checking Battery Charge Level

    SECTION 5—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 Read and understand this manual and any service informa- without first reading this manual. tion that accompanies a battery and charger before operat- ing the wheelchair.

  • Page 32: Section 6-Wheelchair Operation

    SECTION 6—WHEELCHAIR OPERATION SECTION 6—WHEELCHAIR OPERATION 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 of the Electronic Control Unit is to be performed ONLY by a qualified tech- nician.

  • Page 33: Spj™+ Joystick Switches And Indicators

    SECTION 6—WHEELCHAIR OPERATION To drive the wheelchair, perform the following: 1. Adjust speed. Refer to Speed Control Buttons on page 34. 2. Turn the power On. Refer to Turning the Power On/Off on page 32. 3. Maneuver the joystick in the following manner: MOVEMENT ACTION To Move...

  • Page 34: On/Off Button

    SECTION 6—WHEELCHAIR OPERATION On/Off Button This button is located at the front of the joystick housing. It is used to turn the wheelchair on and off, to remove the joystick from sleep mode (if programmed) and to lock or unlock the joystick (if programmed).

  • Page 35: Charger/Programming Input

    SECTION 6—WHEELCHAIR OPERATION Charger/Programming Input The charger/programming input is 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. Driving is prevented while the system is charging.

  • Page 36: Section 7-Front Riggings

    SECTION 7—FRONT RIGGINGS SECTION 7—FRONT RIGGINGS 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. While the wheelchair is moving, minimum ground clearance for the front rigging is three inches.

  • Page 37: Adjusting The Footrest Height

    SECTION 7—FRONT RIGGINGS 3. Repeat STEPS 1-2 for the opposite side of the wheelchair. Footrest Release Lever Hinge Pins Footrest Hinge Plate FIGURE 7.1 Installing/Removing the Footrests Adjusting the Footrest Height Model PW93, PW93E, and PW93ST Footrests NOTE: For this procedure, refer to FIGURE 7.2. 1.
  • Page 38 SECTION 7—FRONT RIGGINGS Footrest Support Locknut Coved Washer Hex Bolt Coved Washer Lower Footrest NOTE: PW93ST style footrest shown. PW93 and PW93E footrests adjust the same way. FIGURE 7.2 Adjusting the Footrest Height - Model PW93, PW93E, and PW93ST Footrests R51™and R51LXP Part No.

  • Page 39: Model 93M, 904A, Pal4A, And Pas4A Footrests

    SECTION 7—FRONT RIGGINGS Model 93M, 904A, PAL4A, and PAS4A Footrests NOTE: For this procedure, refer to FIGURE 7.3. 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.

  • Page 40: Installing/Removing Elevating Legrests

    SECTION 7—FRONT RIGGINGS Installing/Removing Elevating Legrests NOTE: For this procedure, refer to FIGURE 7.5. Installing 1. Turn legrest to side (open footplate is Legrest Release perpendicular to wheelchair) and Handle position mounting holes in the legrest hinge plates with hinge pins on the wheelchair frame.

  • Page 41: Adjusting Calfpads

    SECTION 7—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 of the top two calfpad 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.
  • Page 42 SECTION 7—FRONT RIGGINGS 4. Perform one 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. •...

  • Page 43: Section 8-Arms

    SECTION 8—ARMS SECTION 8—ARMS 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 8.1. WARNING Make sure the height adjustment lever is in the locked position before using the wheelchair.

  • Page 44: Using Swing-Back Arms

    SECTION 8—ARMS Using Swing-Back Arms WARNING Make sure the armrest release lever is in the locked position before using the wheel- chair. NOTE: For this procedure, refer to FIGURE 8.2. 1. Unlock the swing-back arms by rotating the armrest release lever toward the outside of the wheelchair.

  • Page 45: Removing/Installing Armrest

    SECTION 8—ARMS Armrest Pad Mounting Screws Armrest Assembly Clothing Guard Mounting Screws Mounting Screws FIGURE 8.3 Replacing Desk/Full Length Armrest Pad and/or Clothing Guards Removing/Installing Armrest WARNING Make sure the armrest release lever is in the locked position before using the wheel- chair.

  • Page 46: Section 9-Back

    SECTION 9—BACK SECTION 9—BACK 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 9.1. NOTE: Back canes must be adjusted to the same height.

  • Page 47: Using The Fold Down Back Canes

    SECTION 9—BACK Using the Fold Down Back Canes WARNING The back MUST be locked securely in place before using the wheelchair. NOTE: For this procedure, refer to FIGURE 9.2. 1. Perform one of the following: • Unfold - Push/pull the back toward rear of wheelchair until it locks in place. •...
  • Page 48 SECTION 9—BACK 3. Position the back angle plate to one of six back angles. Refer to Detail “A” of FIGURE 9.3. 4. Reinstall the front hex screw and washer, securely tighten with locknut. Refer to FIGURE 9.3 for correct hardware orientation. 5.

  • Page 49: Section 10-Upholstery/Seat Positioning Strap

    SECTION 10—UPHOLSTERY/SEAT POSITIONING STRAP SECTION 10—UPHOLSTERY/SEAT POSITIONING STRAP 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 10.1. 1.

  • Page 50: Replacing Seat Positioning Strap

    SECTION 10—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.
  • Page 51 SECTION 10—UPHOLSTERY/SEAT POSITIONING STRAP Rear Phillips Screw Washer Seat Upholstery Seat Positioning Strap Crossbrace FIGURE 10.3 Replacing Seat Positioning Strap Part No. 1106645 R51™and R51LXP...

  • Page 52: Section 11-Joystick

    SECTION 11—JOYSTICK SECTION 11—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 to FIGURE 11.1. NOTE: The joystick is factory installed on the right side of the wheelchair.

  • Page 53: Repositioning The Joystick

    SECTION 11—JOYSTICK Repositioning the Joystick NOTE: For this procedure, refer to FIGURE 11.2. 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 hex screws that secure the halves of the mounting bracket to the arm tube.

  • Page 54: Section 12-Casters

    SECTION 12—CASTERS SECTION 12—CASTERS 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. Before performing any maintenance, adjustment or service verify that ON/OFF switch on the joystick is in the OFF position.

  • Page 55: Section 13-Batteries

    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.

  • Page 56: Using The Proper Batteries

    Recommended Battery Types 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. R51™and R51LXP Part No. 1106645...

  • Page 57: Installing/Removing The Battery Boxes

    SECTION 13—BATTERIES CAUTION Failure to use the correct battery size and/or voltage may cause damage to your wheelchair and give you unsatisfactory performance. CHAIRSEATWIDTH VOLTS BATTERY SIZE REMARKS 14 inches Deep Cycle 16, 18, 20 inches 22NF or U1 Deep Cycle 1.

  • Page 58: Installing/Removing The Battery Tray

    SECTION 13—BATTERIES 16, 18, and 20-Inch Wide Wheelchair Detail “A” (To Controller) Front Battery Box Battery Tray Connectors Front Battery Box Rear Battery Box Connector Rear Battery Box Retaining Strap Retaining Strap Clip 14-Inch Wide Wheelchair Detail “B” (To Controller) Battery Tray Front Battery Box Connectors...

  • Page 59: Installing/Removing The Batteries Into/From The Battery Boxes

    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.
  • Page 60 SECTION 13—BATTERIES NOTE: Have the following tools available: TOOL COMMENTS Battery lifting strap Refer to Note 1/2-inch (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.

  • Page 61: Connecting Battery Cables

    SECTION 13—BATTERIES Connecting Battery Cables 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.
  • Page 62 SECTION 13—BATTERIES 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 “A” or Detail “B” of FIGURE 13.6 (depending on battery type), otherwise damage to the battery cable may result when installing battery terminal caps.
  • Page 63 SECTION 13—BATTERIES Detail “A” - Dual UI Batteries NEGATIVE (-) Battery 1/4-20 x Terminal/Post 7/8-inch Hex NEGATIVE (-) Battery Flange Screw Terminal/Post 1/4-20 Hex POSITIVE (+) Flange Locknut POSITIVE (+) Battery GREY Battery Battery Terminal/Post Terminal Cap Terminal/Post CONNECT CABLE RING TERMINAL TO THIS SIDE OF Tie-Wraps...

  • Page 64: Battery Clamp Method

    SECTION 13—BATTERIES Battery Clamp Method WARNING The battery clamp of the POSITIVE (+) battery terminal/post MUST be mounted in the position shown in FIGURE 13.7, otherwise the battery box top cannot be installed properly. NOTE: For this procedure, refer to FIGURE 13.7, FIGURE 13.8 on page 65 and FIGURE 13.9 on page 66.
  • Page 65 SECTION 13—BATTERIES 2. Install battery clamp covers onto battery cables (FIGURE 13.8) - A. RED battery clamp cover onto RED battery cable. B. BLACK battery clamp cover onto BLACK battery cable. NOTE: Only one battery cable and battery clamp cover are shown for clarity. Both battery clamp covers install in the same manner.
  • Page 66 SECTION 13—BATTERIES Exploded View POSITIVE (+) RED Cable Hex Screw Mounting Plate NEGATIVE (-) BLACK Cable Clamp NOTE: Clamps exploded for POSITIVE (+) Terminal/Post clarification purposes only. NEGATIVE (-) Group 22NF Battery Terminal/Post Top View Detail “B” Detail “A” POSITIVE (+) Fuse box placement when POSITIVE (+) RED Cable...

  • Page 67: Replacing The Battery Box Retaining Strap

    SECTION 13—BATTERIES Replacing the Battery Box Retaining Strap NOTE: For this procedure, refer to FIGURE 13.10 on page 68. WARNING The battery box retaining strap MUST be fastened securely and adjusted properly to hold battery boxes in place before using the wheelchair. 1.

  • Page 68: Cleaning Battery Terminals

    SECTION 13—BATTERIES Retaining Strap Adjustable End Buckle Retaining Strap Battery Tray Battery Tray Slots Slots Retaining Strap Retaining Strap FIGURE 13.10 Replacing the Battery Box Retaining Strap Cleaning Battery Terminals WARNING Most batteries are not sold with instructions. However, warnings are frequently displayed on the cell caps.

  • Page 69: When To Charge Batteries

    SECTION 13—BATTERIES When to Charge Batteries SPJ™+ Joysticks NOTE: For this procedure, refer to FIGURE 13.11. The Information Gauge Display located on the front of the joystick housing, it provides the state-of-battery charge, including notification of when the battery requires charging. It also provides the following information to the user on the status of the wheelchair: A.

  • Page 70: Description And Use Of Battery Chargers

    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/Programming Port FIGURE 13.12 When to Charge Batteries R51™and R51LXP...

  • Page 71: Section 14-Clutch/Motor Lock

    SECTION 14—CLUTCH/MOTOR LOCK SECTION 14—CLUTCH/MOTOR LOCK 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 WARNING DO NOT engage or disengage the clutches until the power is off. NOTE: For this procedure, refer to FIGURE 14.1.

  • Page 72: Disengaging/Engaging The Motor Lock Levers - R51Lxp Only

    SECTION 14—CLUTCH/MOTOR 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 - R51LXP Only WARNING DO NOT engage or disengage motor locks until the power is in the off position.

  • Page 73: Section 15-Wheel Locks

    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.

  • Page 74: Using

    SECTION 15—WHEEL LOCKS Lock Unlock Wheel Lock Handle Hex Screw Wheelchair Frame Wheel Lock Shoe 5/32 to 5/16-inch Rear Wheel FIGURE 15.1 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.

  • Page 75: Section 16-Anti-Tippers

    SECTION 16—ANTI-TIPPERS SECTION 16—ANTI-TIPPERS 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 WARNING Anti-tippers MUST be fully engaged and spring buttons fully protruding out of adjustment holes BEFORE using the wheelchair.

  • Page 76: Section 17-Transporting

    The weight of the wheelchair without the user and batteries is approximately 79 lbs. 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 assistants and making thorough preparations. Make sure to use ONLY secure, non-detachable parts for hand-hold supports.
  • Page 77 SECTION 17—TRANSPORTING Refer to Installing/Removing the Battery Boxes on page 57 and Installing/Removing the Battery Tray on page 58. Refer to Installing/Removing the Anti-Tippers on page 75. Refer to Installing/Removing the Footrests on page 36 or Installing/Removing Elevating Legrests on page 40. FIGURE 17.1 Transporting the Nutron Part No.

  • Page 78: Section 18-Wear And Tear Information

    Invacare reserves the right to ask for any item back that has an alleged defect in workmanship. Refer to the Warranty section in this manual for specific warranty information.

  • Page 79: Global Limited Warranty (Excluding Canada)

    Invacare warrants the seat frame to be free from defects in materials and workmanship for a period of three (3) years from the date of purchase from Invacare or a dealer, with a copy of the seller’s invoice required for coverage under this warranty.

  • Page 80: Canada Limited Warranty

    Invacare warrants the seat frame to be free from defects in materials and workmanship for a period of three (3) years from the date of purchase from Invacare or a dealer, with a copy of the seller’s invoice required for coverage under this warranty.

This manual is also suitable for:

Nutron r51 lxp

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