Invacare Pronto M91 User Manual
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Invacare Pronto M91 User Manual

Power wheelchair base with surestep
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See also: Service Manual , Owner's Manual
Invacare® Pronto® M91™
Power Wheelchair Base
with SureStep®

User Manual

EN
This manual MUST be given to the user of the product.
BEFORE using this product, read this manual and save for future reference.

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Summary of Contents for Invacare Pronto M91

  • Page 1: User Manual

    Invacare® Pronto® M91™ Power Wheelchair Base with SureStep® User Manual This manual MUST be given to the user of the product. BEFORE using this product, read this manual and save for future reference.
  • Page 2 © 2016 Invacare Corporation. All rights reserved. Republication, duplication or modification in whole or in part is prohibited without prior written permission from Invacare. Trademarks are identified by ™ and ®. All trademarks are owned by or licensed to Invacare Corporation or its subsidiaries unless otherwise noted.

  • Page 3: Table Of Contents

    Safety/Handling ..............................................23 A Note to Wheelchair Assistants......................................25 Stability and Balance ............................................25 Coping with Everyday Obstacles........................................ 26 Pinch Points..............................................27 Footplates and Front Rigging........................................29 Reaching, Leaning and Bending - Forward ....................................30 Part No 1143153 Invacare® Pronto® M91™...
  • Page 4 Operating/Storage Temperature........................................ 45 Driving ................................................46 Weight................................................46 WHEELCHAIR OPERATION Preparing the Joystick for Use .......................................... 47 Operating the Wheelchair..........................................48 Turning the Power On/Off.......................................... 48 Using the Joystick to Drive the Wheelchair.................................... 49 Invacare® Pronto® M91™ Part No 1143153...
  • Page 5 When to Charge Batteries ..........................................62 SPJ+, SPJ+ w/PSS and SPJ+ w/ACC Joysticks................................... 63 CMPJ+ Joystick ............................................... 63 Charging Batteries ............................................... 64 Description and Use of Battery Chargers...................................... 65 On-Board Battery Charger..........................................66 Independent Battery Charger ........................................... 68 Part No 1143153 Invacare® Pronto® M91™...
  • Page 6 Wheelchair-Anchored Belts........................................79 Vehicle-Anchored Belts..........................................81 Seating System ..............................................81 Positioning Belts ............................................. 82 11 SETUP/MAINTENANCE Setup/Delivery Inspection ..........................................84 User/Attendant Inspection Checklists ......................................85 Inspect/Adjust Weekly..........................................85 Inspect/Adjust Monthly..........................................85 Inspect/Adjust Periodically........................................... 86 Invacare® Pronto® M91™ Part No 1143153...
  • Page 7 Removing ...............................................100 Installing................................................100 Removing/Installing the Footboard Assembly .....................................102 Removing ...............................................103 Installing................................................103 Adjusting the Footboard Assembly........................................104 Angle ................................................104 Depth................................................105 Replacing Front/Rear Caster Assemblies................................106 Adjusting Forks ........................................107 Repositioning Joystick ............................................108 Adjustable ASBA ............................................108 Van Seat................................................109 Part No 1143153 Invacare® Pronto® M91™...
  • Page 8 CONTENTS Disconnecting/Connecting the Joysticks ......................................110 SPJ+ Joysticks ..............................................110 MPJ+ Joysticks...............................................111 12 TROUBLESHOOTING Driving Performance ............................................112 Electrical................................................112 SPJ+, SPJ+ w/PSS or SPJ+ w/ACC Joysticks...................................112 CMPJ+, PSR+, PSF+ Joysticks or Displays....................................115 Checking Battery Charge Level ........................................118 Invacare® Pronto® M91™ Part No 1143153...

  • Page 9: General

    Caution indicates a potentially hazardous situation which, if not avoided, may result in property damage or minor injury or both. IMPORTANT Indicates a hazardous situation that could result in damage to property if it is not avoided.  Gives useful tips, recommendations and information for efficient, trouble-free use. Part No 1143153 Invacare® Pronto® M91™...

  • Page 10: Reference Documents

    Refer to the table below for part numbers of additional documents which are referenced in this manual. MANUAL PART NUMBER MK6i™ Electronics Programming Guide 1141471 Adjustable ASBA Owner’s Manual 1143192 Van Seat Owner’s Manual 1143195 Formula™ CG Seating System 1143155 Adjustable ASBA Service Manual 1143238 M91 and M94™Service Manual 1125038 Invacare® Pronto® M91™ Part No 1143153...

  • Page 11: 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 12: Warranty

    This warranty gives you specific legal rights and you may also have other legal rights which vary from state to state. Invacare warrants the base frame to be free from defects in materials and workmanship for a period of five (5) 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 13: Canada Limited Warranty

    (excluding batteries), powered seating actuators, 2-pole motors and gearboxes to be free from defects in materials and workmanship for a period of two (2) 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 14 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 AND TEAR OR FAILURE TO ADHERE TO THE PRODUCT INSTRUCTIONS. A CHANGE IN OPERATING NOISE, PARTICULARLY RELATIVE TO MOTORS AND GEARBOXES DOES NOT CONSTITUTE A FAILURE OR DEFECT AND WILL NOT BE REPAIRED;...

  • Page 15: Safety

    Incorrect repair and/or servicing of this wheelchair performed by users/caregivers or unqualified technicians can result in death, serious injury, or damage. Users/Caregivers — DO NOT attempt to repair and/or service this wheelchair. Repair and/or service of this wheelchair MUST be performed by a qualified technician. Contact a dealer or Invacare technician. Part No 1143153...
  • Page 16 Use of non-Invacare accessories may result in serious injury or damage. 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.

  • Page 17: Operation Information

    NOTICE THE INFORMATION CONTAINED IN THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. Check all parts for shipping damage and test before using. In case of damage, DO NOT use. Contact Invacare/Carrier for further instruction. As a manufacturer of wheelchairs, Invacare endeavors to supply a wide variety of wheelchairs to meet many needs of the end user.
  • Page 18 After the wheelchair has been set up/adjusted, 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 reenter set up specifications. Contact Invacare, if wheelchair still does not perform to correct specifications.

  • Page 19: Accessories Information

    If there is a procedure or adjustment that needs to be performed on the seating system that is not in this manual, DO NOT perform that procedure. Have the seating system serviced by a qualified technician. Part No 1143153 Invacare® Pronto® M91™...

  • Page 20: Transport

    As of this date, the Department of Transportation has not approved any tie-down systems for transportation of a user while in a wheelchair, in a moving vehicle of any type. It is Invacare’s position that users of wheelchairs should be transferred into appropriate seating in vehicles for transportation and use be made of the restraints made available by the auto industry.
  • Page 21 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 22: Repair Or Service Information - Dealers And/Or Qualified Technicians

    (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.

  • Page 23: Safety/Handling

    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 24 DO NOT attempt to stop a moving wheelchair with the wheel locks. Wheel locks are not brakes. DO NOT engage or disengage the motor locks until the power is in the off position. Invacare® Pronto® M91™ Part No 1143153...

  • Page 25: A Note To Wheelchair Assistants

    The drive behavior initially experienced by the user may be different from other wheelchairs previously used. This wheelchair has Invacare’s SureStep technology, a feature that provides the wheelchair with optimum traction and stability when driving forward over transitions and thresholds of up to 3 inches. The following warnings apply specifically to the SureStep Feature.

  • Page 26: Coping With Everyday Obstacles

    Continue forward and then turn around. While the wheelchair is designed for use primarily in and around the home, the provider should determine whether this wheelchair is suitable for the actual environment in which the wheelchair will be used. Invacare® Pronto® M91™ Part No 1143153...

  • Page 27: Pinch Points

    (FIGURE 2). DO NOT store or place items under the seat. For this procedure, refer to FIGURE 2 and  FIGURE 2 Pinch Points FIGURE 3. Part No 1143153 Invacare® Pronto® M91™...
  • Page 28 Pinch point may occur when adjusting the arm angle position (Detail “A”). Pinch point may occur when rotating the footboard assembly (Detail “B”). DETAIL “A” DETAIL “B” Pinch Point Pinch Point FIGURE 3 Pinch Points Invacare® Pronto® M91™ Part No 1143153...

  • Page 29: Footplates And Front Rigging

    Make sure detent balls of the quick-release pin are fully released before operating the wheelchair. Keep detent balls clean. Part No 1143153 Invacare® Pronto® M91™...

  • Page 30: Reaching, Leaning And Bending - Forward

    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. FIGURE 4 Reaching, Leaning and Bending - Forward Invacare® Pronto® M91™ Part No 1143153...

  • Page 31: Reaching, Bending - Backward

    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 32: Transferring To And From Other Seats

    Levers on page 73. Seat Seat Flip back or remove arm on side of wheelchair you are transferring from. Shift body weight into seat with transfer. Seat Minimize Gap Distance FIGURE 6 Transferring To and From Other Seats Invacare® Pronto® M91™ Part No 1143153...

  • Page 33: Storage

    Electrical - Grounding Instructions 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.

  • Page 34: Electrical - Charging Batteries

    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. Invacare® Pronto® M91™ Part No 1143153...

  • Page 35: Weight Training

    WARNING 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.

  • Page 36: Powered Wheelchair Electromagnetic Interference (Emi)

    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. Invacare® Pronto® M91™ Part No 1143153...
  • Page 37 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. 4) Modification of any kind to the electronics of this scooter as manufactured by Invacare may adversely affect the EMI immunity levels.

  • Page 38: Safety Guidelines

    ALWAYS ensure that all electrical connections are tightly connected so they don’t vibrate loose. WARNING Risk of Minor to Serious Injury Pinch points can cause minor to serious injury. Be mindful of potential pinch points and use caution when using this product. Invacare® Pronto® M91™ Part No 1143153...
  • Page 39 Wheelchair occupants are at particular risk of death or serious injury from these fires and resulting fumes because they may not have the ability to move away from the wheelchair. DO NOT smoke while using this wheelchair. Part No 1143153 Invacare® Pronto® M91™...
  • Page 40 DO NOT brake hard and avoid sudden stops while traveling on an incline. If stopping becomes necessary while on an incline, release the joystick and allow the wheelchair to come to a full stop. Then proceed at a slower speed. Invacare® Pronto® M91™ Part No 1143153...
  • Page 41 Loss of traction on ramps and inclines can occur for a variety of reasons including; water, ramp material, surface conditions, steepness or grade etc. Lighter weight users may be at an increased risk for loss of traction. As such, when using on ramps or inclines always reduce speed and proceed with caution. Part No 1143153 Invacare® Pronto® M91™...
  • Page 42 Risk of Death, Serious Injury, or Damage Malfunctioning joystick could cause unintended/erratic movement resulting in death, serious injury, or damage. If unintended/erratic movement occurs, stop using the wheelchair immediately and contact a qualified technician. Invacare® Pronto® M91™ Part No 1143153...

  • Page 43: Label Locations

    6 LABEL LOCATIONS 6 Label Locations M91 Standard M91 Heavy Duty Serial Number Label is located on the inside of the right rear frame. Weight Capacity Label located here (Base Only). Part No 1143153 Invacare® Pronto® M91™...
  • Page 44 Auto style seat positioning without TRRO strap shown. This label is also on the airline style seat positioning strap. Wheelchairs with TRRO Also on opposite side of wheelchair. Also on opposite side of wheelchair. Invacare® Pronto® M91™ Part No 1143153...

  • Page 45: Technical Data

    Drive Wheel: 14 x 3 inch Operating/Storage Temperature Operating Temperature: 122 F (50 C) Maximum to -13 F (-25 C) Minimum Storage Tempertaure: 149 F (65 C) Maximum to -58 F (-40 C) Minimum Part No 1143153 Invacare® Pronto® M91™...

  • Page 46: Driving

    260 lbs (w/o Batteries), 310 lbs (w/ Batteries) Battery Weight: 37 lbs Each (Use 22NF Batteries Only) *Maximum Weight Limitation: Up to 300 lbs Up to 400 lbs  Refer to Weight Limitation on page 35. Invacare® Pronto® M91™ Part No 1143153...

  • Page 47: Wheelchair Operation

    Adjustment Lock Slide joystick mounting tube to the desired position. Lever Turn the adjustment lock lever to secure the adjustment lock to the joystick mounting tube. FIGURE 1 Preparing the Joystick for Use Part No 1143153 Invacare® Pronto® M91™...

  • Page 48: Operating The Wheelchair

    Turning the power Off can be achieved by performing one of the following steps: JOYSTICK ACTION CMPJ+ Move the On/Off switch Back to the Off position. FIGURE 2 Turning the Power On/Off SPJ+ Press the On/Off button. Invacare® Pronto® M91™ Part No 1143153...

  • Page 49: Using The Joystick To Drive The Wheelchair

    To drive the wheelchair, perform the following: Adjust speed control knob to the appropriate setting. Turn the power On. Refer to Turning the Power On/Off on page 48. Maneuver the joystick in the following manner: Part No 1143153 Invacare® Pronto® M91™...
  • Page 50 For specific information about the joystick installed on the wheelchair, refer to one of these procedures: • SPJ™+, MK6i™ SPJ+ w/PSS and MK6i SPJ+ w/ACC Joystick Switches and Indicators on page 51. • CMPJ+ Joystick Switches and Indicators on page 54. Invacare® Pronto® M91™ Part No 1143153...

  • Page 51: Spj™+, Mk6I™ Spj+ W/Pss And Mk6I Spj+ W/Acc Joystick Switches And Indicators

    Service Indicator Powered Seating Switch Charger/ Active Programming (If Programed) Input  *The mode button is only present on SPJ+ w/ACC joystick. FIGURE 4 SPJ™+, MK6i™ SPJ+ w/PSS and MK6i SPJ+ w/ACC Joystick Switches and Indicators Part No 1143153 Invacare® Pronto® M91™...

  • Page 52: On/Off Button

    ) to decrease/increase the speed in 20% increments. The larger bars in the speedometer will light. • Press and hold the tortoise button ( ) or hare button ( ) to decrease/increase the speed in smaller increments. The smaller bars in the speedometer will light. Invacare® Pronto® M91™ Part No 1143153...

  • Page 53: Joystick

    Service Indicator The AMBER service indicator will light when an error or fault occurs. Refer to Service Indicator Light Diagnostics on page 114 for a listing of the flash codes and what they indicate. Part No 1143153 Invacare® Pronto® M91™...

  • Page 54: Cmpj+ Joystick Switches And Indicators

    Move the toggle up and release one more time to select DRIVE 1. Speed Control Knob Joystick Remote On/ Programmable Mono Off Input Port 1/2 or External Mode Switch To Controller FIGURE 5 CMPJ+ Joystick Switches and Indicators Invacare® Pronto® M91™ Part No 1143153...

  • Page 55: Speed Control

    This screen is displayed at startup of the joystick for about 2 seconds. This screen displays the software version and date information. FIGURE 6 LCD Display Screens - Splash Screen After this screen, the joystick displays the Main Screen. Part No 1143153 Invacare® Pronto® M91™...
  • Page 56 *Drive names can be customized. Actual drive names may display differently.  **No Drive selected via the programmer. BATTERY This symbol shows the Battery Level and will change depending on the available battery power. LEVEL This indicator is shown on every screen. INDICATOR Invacare® Pronto® M91™ Part No 1143153...
  • Page 57 Digital 3 Speed 1 - 3 RIM Mode No Driving Automatic Positioning Powered Seating 4-Switch Level 1 4-Switch Level 2 Drive Select ECU Output Activated ASM 1 (L1, L1 Latched) (L2, L2 Latched) ASM 2 Infrared Mouse Mouse B Part No 1143153 Invacare® Pronto® M91™...
  • Page 58 This screen is shown when the operator issues a drive command and the Drive Icon on the main screen was highlighted.  The Drive’s name, warning/info message, status icon and battery indicator are displayed on this screen. FIGURE 8 LCD Display Screens - Driving Screen Invacare® Pronto® M91™ Part No 1143153...

  • Page 59: User Settings

    FAULT CODES - Displays time and date stamped fault codes. This information can be helpful to a provider prior to making a service call. CONNECTED DEVICES CONNECTED DEVICES - Displays device connections. Refer to Connected Devices Screen on page 60. Part No 1143153 Invacare® Pronto® M91™...
  • Page 60 Micro Extremity Actuator Control Elevate Actuator Control Interface Peachtree Control 4-way Switch Box Generic Tilt Actuator ASL Digital Control Multiple Actuator Generic Recline Control Box Actuator FIGURE 9 LCD Display Screens - Connected Devices Screen Invacare® Pronto® M91™ Part No 1143153...

  • Page 61: Programmable Mono Ports 1 And 2 With External Mode Switch

    (normally open momentary switch with mono plug). To use the remote On/Off feature, the Drive Select/On/Off switch must be in the On position. Each activation of the ability switch will alternately turn the joystick On or Off. Part No 1143153 Invacare® Pronto® M91™...

  • Page 62: Mode Switch

    When to Charge Batteries Keep Batteries charged. When possible, DO NOT allow battery charge to empty.  If battery charge becomes so low that no battery indicators are lit, allow the batteries to charge overnight. Invacare® Pronto® M91™ Part No 1143153...

  • Page 63: Spj+, Spj+ W/Pss And Spj+ W/Acc Joysticks

    Batteries Empty Batteries Full right and moving towards the left a bar at a time until no segments appear. At this level the user should charge the batteries as soon as FIGURE 11 CMPJ+ Joystick possible. Part No 1143153 Invacare® Pronto® M91™...

  • Page 64: Charging Batteries

    DO NOT under any circumstances cut or remove the round grounding plug from the charger AC cable plug or the extension cord plug. CAUTION Always charge new batteries before initial use or battery life will be reduced. Invacare® Pronto® M91™ Part No 1143153...

  • Page 65: Description And Use Of Battery Chargers

    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. The batteries can be charged using the on-board battery charger or by plugging an independent battery charger into the port located on the front of the SPJ-80/DPJ/CMPJ joysticks.

  • Page 66: On-Board Battery Charger

    If the On/Off LED indicator is “Blinking” RED, this is abnormal. Unplug AC power cord from the on-board battery charger and wall outlet. Contact Invacare at the number listed on the back page of this manual. When the On/Off LED indicator light is Off, charger is Off.
  • Page 67 Fully Charges LED “Off” Charger Disconnected Female Connector on AC Power Cord Solid RED or “Blinking” RED Under Voltage, Over Voltage (Connects to AC or Over Temperature Receptacle on Charger) FIGURE 12 On-Board Battery Charger Part No 1143153 Invacare® Pronto® M91™...

  • Page 68: Independent Battery Charger

    It is advantageous to recharge frequently rather (On Back of (On Back of than only when necessary. In fact, a battery’s life is Display) Display) extended if the charge level is maintained well above a low condition. FIGURE 13 Charging Batteries Invacare® Pronto® M91™ Part No 1143153...

  • Page 69: Removing/Installing The Seat Assembly

    When reinstalling the seat verify that the seat brackets are engaged with the seat clevis pins by pulling up on the latch bar. Pull up on latch bar to verify that brackets are engaged with seat clevis pins. Connect the joystick. Refer to Disconnecting/Connecting the Joysticks on page 110. Part No 1143153 Invacare® Pronto® M91™...
  • Page 70 8 WHEELCHAIR OPERATION  Van Seat model shown. Adjustable ASBA seat removes/installs in the same way. Rear Pivot Brackets Seat Clevis Pins Latch Bar (located under the front of the seat) FIGURE 14 Removing/Installing the Seat Assembly Invacare® Pronto® M91™ Part No 1143153...

  • Page 71: Tilting The Seat Assembly

    Remove the two screws and washers securing the Formula PTO Plus frame to the front seat posts. Firmly grasp the front edge of the seat assembly, slowly tilt the seat assembly back into the up/open position. Part No 1143153 Invacare® Pronto® M91™...

  • Page 72: Tilting The Seat Assembly Forward

    - otherwise injury or damage may result. Insert the two screws through the washers, the Formula PTO Plus frame and the two front seat posts. Prop Rod FIGURE 15 Tilting the Seat Assembly Invacare® Pronto® M91™ Part No 1143153...

  • Page 73: Motor Locks

    Disengage (PUSH) - Move the motor lock levers UP to disengage the motors and push the wheelchair. DETAIL “A” Motor Lock Lever ENGAGE MOTOR (Drive) - Move Motor Lock Lever DOWN DISENGAGE MOTOR (Push) - Move Motor Lock Rear Caster Drive Wheel Lever UP FIGURE 1 Disengaging/Engaging Motor Lock Levers Part No 1143153 Invacare® Pronto® M91™...

  • Page 74: Transport Ready Option (Trro)

    This section applies only to wheelchairs equipped with TRRO (Transport Ready Option). Contact Invacare Corporation (800-333-6900) with any questions about using this wheelchair for seating in a motor vehicle. When feasible, wheelchair occupants should transfer into the vehicle seat and use the OEM (Original Equipment Manufacturer) vehicle-installed restraint system.

  • Page 75: About Transport Ready Packages

    As of this date, the Department of Transportation has not approved any tie-down systems for transportation of a user while in a wheelchair, in a moving vehicle of any type. It is Invacare’s position that users of wheelchairs should be transferred into appropriate seating in vehicles for transportation and use be made of the restraints made available by the auto industry.

  • Page 76: Compliance Information

    10.3 Specifications MODEL WEIGHT LIMIT M91 Standard Up to 300 lbs M91 Heavy Duty Up to 400 lbs Invacare® Pronto® M91™ Part No 1143153...

  • Page 77: Positioning The Wheelchair In The Vehicle

    The estimated seated height (HHT) from the ground or floor to the top of the wheelchair-seated occupant’s head ranges from approximately 47-inches for a small adult female to about 61-inches for a tall adult male (Frontal Clear Zone) 16in. 8in. Side View 8in. 16in. (Frontal Clear Zone) Top View Part No 1143153 Invacare® Pronto® M91™...

  • Page 78: Securement Points

    A copy of SAE J2249 Wheelchair Tie-down and Occupant Restraint Systems (WTORS) for use in Motor Vehicles can be  obtained from: SAE International, 400 Commonwealth Drive, Warrendale, PA 15096-0001, (877) 606-7232 or (724) 776-4970. Attach WTORS to the tie-down brackets in accordance with the manufacturer's instructions and SAE J2249. Invacare® Pronto® M91™ Part No 1143153...

  • Page 79: Securing The Occupant

    The wheelchair has been provided with a pelvic belt which meets the requirements of ANSI/RESNA WC/19. The pelvic belt provided by Invacare has been designed to accommodate use on either side of the vehicle. If necessary, follow the instructions below to reverse the orientation of the pelvic belt to accommodate the vehicle-anchored upper torso belt.
  • Page 80 DETAIL “A” - PELVIC BELT DETAIL “B” Back Angle Bracket Belt Mounting Bracket Pelvic Belt Large End of Slot Male End Small End of Slot (Used to secure the vehicle- anchored upper torso belt.) FIGURE 2 Wheelchair-Anchored Belts Invacare® Pronto® M91™ Part No 1143153...

  • Page 81: Vehicle-Anchored Belts

    When feasible, wheelchair occupants should transfer into the vehicle seat and use the OEM (Original Equipment Manufacturer) vehicle-installed restraint system Ensure that the factory installed seating system is secured to the wheelchair frame before operation. Refer to the seating system owner’s manual. Part No 1143153 Invacare® Pronto® M91™...

  • Page 82: Positioning Belts

    Steeper belt angles also reduce the tendency for upper-torso belts to pull the pelvic belt onto the abdomen during frontal impact loading.  For this procedure, refer to FIGURE 4 on page 83. Invacare® Pronto® M91™ Part No 1143153...
  • Page 83 Ensure the belt(s) are not be twisted. Adjust belts as firmly as possible, being mindful of user comfort. DO position belts INSIDE of DO NOT position belts OUTSIDE armrests, wheels, etc. of armrests, wheels, etc. FIGURE 4 Positioning Belts Part No 1143153 Invacare® Pronto® M91™...

  • Page 84: Setup/Maintenance

    Ensure casters are free of debris, and all mounting hardware is secure and not damaged/missing.  Check that cables are routed and secured properly to ensure that cables DO NOT become entangled and damaged during normal operation of  seating system. Invacare® Pronto® M91™ Part No 1143153...

  • Page 85: User/Attendant Inspection Checklists

    Ensure seat release latch is not worn and is functional. Replace if necessary.  Ensure proper operation of powered functions (Example: drive, seating and legrests). Inspect/Adjust Monthly  Clean upholstery and armrests. Clean dirt and lint from axles.  Clean dirt and lint from bearings.  Part No 1143153 Invacare® Pronto® M91™...

  • Page 86: Inspect/Adjust Periodically

     Check front riggings/footboard for loose fasteners. Replace /tighten if necessary. Check that all labels are present and legible. Replace if necessary.  Inspect charger AC power cord for damage. Replace if necessary.  Invacare® Pronto® M91™ Part No 1143153...

  • Page 87: Service Inspection

    Six Month Inspection Clean upholstery and armrests.  Clean dirt and lint from axles.   Clean dirt and lint from bearings. Check that all labels are present and legible. Replace if necessary.  Part No 1143153 Invacare® Pronto® M91™...
  • Page 88 Check that cables are routed and secured properly to ensure that cables DO NOT become entangled and damaged during normal operation of seating system. Ensure proper operation of powered functions (drive, seating, legrests, ect...).  Inspect motor brushes and gearbox coupling.  Invacare® Pronto® M91™ Part No 1143153...

  • Page 89: Inspect/Adjust Every 18 Months

    Install protective caps on positive and negative battery terminals. Replace cable(s) immediately if cable(s) insulation becomes damaged. DO NOT remove fuse or mounting hardware from POSITIVE (+) red battery cable mounting screw. Part No 1143153 Invacare® Pronto® M91™...
  • Page 90 The use of rubber gloves 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 occur.

  • Page 91: Using The Proper Batteries

    For proper battery connection, batteries MUST use post style terminals with mounting holes through the terminal. PROPER BATTERIES TO USE DO NOT USE THIS TYPE OF BATTERY Terminal Mounting Holes POSITIVE (+) NEGATIVE (-) NEGATIVE (-) POSITIVE (+) Battery Terminal/ Battery Battery Terminal/ Battery Post Terminal/Post Post Terminal/Post Part No 1143153 Invacare® Pronto® M91™...

  • Page 92: Installing/Removing The Batteries

    Place the wheelchair in a well ventilated area where work can be performed without risking damage to carpeting or floor covering. Verify the joystick On/Off switch is in the Off position and disconnect joystick cable (not shown). Refer to Disconnecting/Connecting the Joysticks on page 110. Invacare® Pronto® M91™ Part No 1143153...
  • Page 93 If necessary, connect the wiring harness to the two batteries. Refer to Replacing the Batteries and/or Battery Cables on page 97. 10. Reconnect RIGHT and LEFT motor leads to allow access to the FRONT of the battery tray, if disconnected in STEP 5. Part No 1143153 Invacare® Pronto® M91™...
  • Page 94 Wheelchairs without Formula PTO Plus - Reinstall the seat. Refer to Removing/Installing the Seat Assembly on page 69. • Wheelchairs with Formula PTO Plus - Tilt the seat forward. Refer to Tilting the Seat Assembly on page 71. Invacare® Pronto® M91™ Part No 1143153...
  • Page 95 Terminal Mounting Screw, Nut and Fuse Hardware* RED Rear POSITIVE (+) Battery Terminal Mounting Screw, Nut and Fuse Hardware* Rear Battery Rear of wheelchair  Terminal cap shown Retaining Strap removed for clarity. FIGURE 2 Installing/Removing the Batteries Part No 1143153 Invacare® Pronto® M91™...

  • Page 96: Removing The Batteries

    Batteries With Built-in Lifting Strap- Use built in lifting strap to remove the battery from the battery tray (Detail “A” of FIGURE 1). • Batteries Without Built-in Lifting Strap- Use the battery lifting strap to remove the battery from the battery tray (Detail “B” of FIGURE 1). Invacare® Pronto® M91™ Part No 1143153...

  • Page 97: Replacing The Batteries And/Or Battery Cables

    Peel back BLACK battery terminal cover from BLACK battery cable on front battery or GREY battery terminal cover from BLACK battery cable on rear battery. Remove the mounting screws and nuts that secure the POSITIVE (+) RED battery cable to the POSITIVE (+) battery terminal/post as shown in FIGURE 3. Part No 1143153 Invacare® Pronto® M91™...
  • Page 98 NEGATIVE (-) Battery Cable POSITIVE (+) Battery Cable, Mounting Screw with Fuse Hardware NEGATIVE (-) Battery Terminal Tie-Wrap Mounting Screw Locknut Tie-Wrap POSITIVE (+) Battery Battery Terminal FIGURE 3 Replacing the Batteries and/or Battery Cables Invacare® Pronto® M91™ Part No 1143153...

  • Page 99: Connecting Battery Cables

    Reposition battery terminal covers over battery post(s). Using new tie-wraps, secure the terminal covers to the battery terminals as shown in FIGURE 3. Repeat STEPS 1-8 to install and connect the rear battery to the rear battery harness. Part No 1143153 Invacare® Pronto® M91™...

  • Page 100: Replacing The Flat Free Tires On The Wheel Rim

    Top Shroud - Lift up on rear edge of top shroud to release the four hook and loop strips that secure the top shroud to the base frame (Detail “A”). • Front Shroud - Turn release knob ¼-turn to the unlocked position and lift up to remove front shroud from base frame hooks (Detail “B”). Installing Perform one of the following: Invacare® Pronto® M91™ Part No 1143153...
  • Page 101 DETAIL “B” - FRONT SHROUD DETAIL “A” - TOP SHROUD Base Frame Top Shroud Hooks Rear of Seat Supports Wheelchair Base Frame Front Shroud Release Knob Front of Hook and Wheelchair Loop Strips FIGURE 4 Removing/Installing the Shrouds Part No 1143153 Invacare® Pronto® M91™...

  • Page 102: Removing/Installing The Footboard Assembly

    If the user’s feet are allowed to rest off the side of the footboard they may come in contact with the caster possibly resulting in injury.  For this procedure, refer to FIGURE 5 on page 103. Invacare® Pronto® M91™ Part No 1143153...

  • Page 103: Removing

    Ensure that the detent balls of the quick release pin are fully released and protruding past the outer edge of the tube (Detail “A”). Outer Edge of Tube Detent Balls FIGURE 5 Removing/Installing the Footboard Assembly Part No 1143153 Invacare® Pronto® M91™...

  • Page 104: Adjusting The Footboard Assembly

    Thread the jam nut and washer inward until it is flush with the footboard bracket. Securely tighten the jam nut and washer to secure the mounting screw in place. FIGURE 6 Adjusting the Footboard Assembly - Angle Invacare® Pronto® M91™ Part No 1143153...

  • Page 105: Depth

    Install the quick release pin. Make sure the detent balls of the quick release pin are fully released and past the outer edge of the tube (Detail “A”). Outer Edge of Tube Detent Balls FIGURE 7 Adjusting the Footboard Assembly - Depth Part No 1143153 Invacare® Pronto® M91™...

  • Page 106: Replacing Front/Rear Caster Assemblies

    Washer secures the caster to the fork. Caster Remove the caster and discard. Secure new caster to fork with existing mounting screw, two FIGURE 8 Replacing Front/Rear Caster Assemblies washers and locknut (FIGURE 8). Securely tighten. Invacare® Pronto® M91™ Part No 1143153...

  • Page 107: Adjusting Forks

    Test wheelchair for maneuverability. Readjust locknuts if necessary, and repeat STEPS 1-3 until correct. Snap the dust cover into the caster headtube ensuring that the tabs are under the side shroud. FIGURE 9 Adjusting Forks Part No 1143153 Invacare® Pronto® M91™...

  • Page 108: Repositioning Joystick

    Slide the joystick mounting tube through the mounting bracket to the desired position.  Joystick not shown. Turn the adjustment lock lever to secure the joystick mounting tube into the mounting bracket. FIGURE 10 Repositioning Joystick Invacare® Pronto® M91™ Part No 1143153...

  • Page 109: Van Seat

    Locknuts  MK5 SPJ-80 joystick shown, all other joysticks reposition in the same way. Arm Frame Spacers Hex Mounting Screws Joystick Mounting Tube Adjustment Lock Lever Mounting Bracket FIGURE 11 Repositioning Joystick - Van Seat Part No 1143153 Invacare® Pronto® M91™...

  • Page 110: Disconnecting/Connecting The Joysticks

    Hold the light GREY collar portion of the joystick connector with one hand and the controller connector on the wheelchair in the other and align them. FIGURE 12 Disconnecting/Connecting the Joysticks - SPJ+ Joysticks Lightly push to engage the joystick connector and the controller connector. Invacare® Pronto® M91™ Part No 1143153...

  • Page 111: Mpj+ Joysticks

    Top and Bottom Connectors - Install connector caps onto the Cable Gasket network connector. Push the latch in to secure the network connectors and caps. If necessary secure excess cable using tie-wraps. Bottom Connector Gasket FIGURE 13 Disconnecting/Connecting the Joysticks - MPJ+ Joysticks Part No 1143153 Invacare® Pronto® M91™...

  • Page 112: Troubleshooting

    The LEDs on the information gauge may flash in a particular pattern or the service indicator light will flash. The number or type of flashes indicates the nature of the error. If multiple errors are found, only the first error encountered by the control module will be displayed. Invacare® Pronto® M91™ Part No 1143153...
  • Page 113 The steady LEDs indicate the current state of ing with steady display. and/or charging mode. the battery charge. All LEDs are flashing slowly. Joystick has detected Out-of- Release the joystick back to Neutral. Neutral-at-Power-Up mode. Part No 1143153 Invacare® Pronto® M91™...
  • Page 114 Check that battery cables are connected properly. If necessary, replace batteries. Refer to Replacing the Batteries and/or Battery Cables on page 97. Left Motor Fault Contact Invacare/Dealer for service. Right Motor Fault Contact Invacare/Dealer for service. Left Park Brake Fault Ensure brake lever is in the drive position before turning on the wheelchair.

  • Page 115: Cmpj+, Psr+, Psf+ Joysticks Or Displays

    Check joystick cable connections. Check joystick cable and connectors for damage. 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 CMPJ+, PSR+, PSF+ Joysticks or Displays SYMPTOM PROBABLE CAUSE...
  • Page 116 Attendant control is active and can ATTENDANT ACTIVE and displays. be used to drive the chair. Batteries draw excessive current when Battery failure. Have batteries checked for shorted cell. Replace if necessary. charging. Electrical malfunction. Contact Dealer/Invacare for service. Invacare® Pronto® M91™ Part No 1143153...
  • Page 117 Replace batteries if necessary. Refer to Replacing the Batteries and/or Battery Cables on page 97. Motor “chatters” or runs irregular. Motor/gearbox malfunction. Stop use of Wheelchair. Contact Dealer/Invacare for Service. Joystick erratic or does not respond as Damaged motor coupling. Contact Dealer/Invacare for Service.

  • Page 118: Checking Battery Charge Level

    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. Invacare® Pronto® M91™ Part No 1143153...
  • Page 119 12 TROUBLESHOOTING 12 Notes Part No 1143153 Invacare® Pronto® M91™...
  • Page 120 Invacare Corporation Canada One Invacare Way 570 Matheson Blvd E Unit 8 Elyria, Ohio USA Mississauga Ontario 44036-2125 L4Z 4G4 Canada 800-333-6900 800-668-5324 Part No 1143153 Rev G ~06 - 2/16 www.invacare.com Making Life’s Experiences Possible™...

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