Invacare Pronto R2 Series Servise Manual
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Invacare Pronto R2 Series Servise Manual

Invacare Pronto R2 Series Servise Manual

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Janya A Luster-Lee
March 27, 2025

What is the weight limit of the pronto R-2 S250 electric wheelchair

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1 comments:
Mr. Anderson
March 27, 2025

The weight limit of the Invacare Pronto R2 Series S250 electric wheelchair is 250 lbs.

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Summary of Contents for Invacare Pronto R2 Series

  • Page 2: Special Notes

    TICE. 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 3: Table Of Contents

    TABLE OF CONTENTS TABLE OF CONTENTS NOTE: The following procedures refer to the Pronto and the Pronto R2-250 Series SPECIAL NOTES ..........2 PROCEDURE 9 - WHEELS ....... 28 SPECIFICATIONS ..........4 REPLACING PNEUMATIC TIRES/TUBES - DRIVE WHEELS/CASTERS ......28 PROCEDURE 1 - GENERAL GUIDELINES ..

  • Page 4: Specifications

    SPECIFICATIONS SPECIFICATIONS ADJUSTABLE SEAT CAPTAIN'S SEAT BACK ANGLE RECLINER SEAT BACK TYPE LOW LOW SOLID SEAT HIGH (LOB) (LOBSS) (HIB) 16-24-inches Seat Width Range: 19.5-in. 19.5-in. 19.5-in. 16-24-inches Seat Depth Range: 17.5-in. 17.5-in. 17.5-in. 16-22 inches - in 1-inch 16-22 inches - in 1-inch increments increments Back Height Range Std.:...

  • Page 5: Procedure 1 - General Guidelines

    WARNING REPAIR OR SERVICE INFORMATION Set-up of the Electronic Control Unit is to be performed ONLY by Invacare dealers. The final tuning adjustments of the controller may affect other activities of the wheelchair. Damage to the equipment could occur under these circumstances. If any individual other than a qualified technician performs any work on these units, the warranty is void.

  • Page 6: Warning/Caution Label Location

    PROCEDURE 1 GENERAL GUIDELINES WARNING/CAUTION LABEL LOCATION 1074126...

  • Page 7: Procedure 2- Troubleshooting

    If the caps of the battery cells are removed, NEVER look directly into NOTE: Invacare recommends that ONLY qualified tech- them when charging the battery. nicians perform this test. 1. Ensure that power is OFF.

  • Page 8: Motor Testing

    6. Tap lightly to remove air bubbles. ( ) indicates a problem. High readings are generally 7. Number of floating balls indicates charge. caused by bad connections and/or damaged brushes. Contact Invacare Dealer. Number of Floating Balls Discharged 25% Charged...

  • Page 9: Motor Brush Inspection

    The brush MUST be placed into or an open connection respectively. If either condition the motor exactly the same way to ensure good contact exists, send the motor to Invacare Technical Service with the commutator. for inspection/repair.

  • Page 10: Procedure 3 - Front Riggings

    PROCEDURE 3 FRONT RIGGINGS DETAIL “A” This Procedure Includes the Following: Height Adjustment Flat Adjusting the Removable Footboard Height Bracket Washer WARNING After ANY adjustments, repair or service Caplug and BEFORE use, make sure that all attach- Washer ing hardware is tightened securely - oth- Two (2) Large erwise injury or damage may result.

  • Page 11: Procedure 4 - Arms

    ARMS PROCEDURE 4 REPLACING CAPTAIN'S VAN SEAT This Procedure Includes the Following: ARMREST PLATE (FIGURE 2) Replacing Armrest Pads - Captain's van Seats Replacing Captain's van Seat Armrest Plate 1. If necessary, remove the three (3) mounting screws, spacers and locknuts that secure the joystick mount- WARNING ing bracket to the armrest plate.

  • Page 12: Procedure 5 - Upholstery/Seat Positioning Strap

    PROCEDURE 5 UPHOLSTERY/POSITIONING STRAP REPLACING BACK UPHOLSTERY This Procedure Includes the Following: (FIGURE 2) Replacing Seat Positioning Strap - Captain's Van Seats 1. Remove one (1) armrest from the wheelchair. Refer to Replacing Back Upholstery INSTALLING/REMOVING FLIP BACK ARMRESTS in PROCEDURE 4 of the Owner’s Manual, part number WARNING 1095602.
  • Page 13 UPHOLSTERY/POSITIONING STRAP PROCEDURE 5 NOTE: When replacing the back upholstery, back as- HEAVY DUTY MODELS sembly or changing back height, follow these guidelines NOTE: Spreader bar required on all back heights. for spreader bar height: K SPREADER BAR BACK HEIGHT STANDARD MODELS HEIGHT K SPREADER BAR...

  • Page 14: Procedure 6 - Seat/Back

    PROCEDURE 6 SEAT/BACK 7. Remove the seat pan (including seat positioning straps). This Procedure includes the following: Refer to REMOVING/INSTALLING SEAT PAN in this pro- Changing Seat Depth For Standard Seat Frame cedure of the manual. Replacing Captain's van Seat and/or Captain's van 8.

  • Page 15: Replacing Captain's Van Seat And Or

    SEAT/BACK PROCEDURE 6 REPLACING CAPTAIN'S VAN SEAT 5. Turn the lever on the adjustment lock to release the ad- justment lock from the joystick mounting tube. AND/OR CAPTAIN'S VAN SEAT FRAME (FIGURE 2) 6. Remove the joystick from the wheelchair. 7.

  • Page 16: Removing/Installing Captain'svan Seat

    PROCEDURE 6 SEAT/BACK 5. Remove the four (4) mounting screws and locknuts that 6. Install footrest assemblies. Refer to PROCEDURE 3 of secure the Captain's van seat to the seat mounting plates. the Owner’s Manual, part number 1095602. 6. Remove captain’s van seat from seat mounting plates. Mounting Screws (Torque to 156- inch pounds)

  • Page 17: Removing/Installing Seat Pan

    SEAT/BACK PROCEDURE 6 REMOVING/INSTALLING SEAT PAN 3. Reinstall the remaining mounting screws, locknuts, and spacers. Torque all mounting screws to 75-inch pounds. (FIGURE 5) 4. Remove the protective strips from new seat pan and Removing reinstall the seat cushion onto the seat pan. 1.
  • Page 18 PROCEDURE 6 SEAT/BACK DETAIL “A” High Height Seat HIGH Mount Plate Angled End of Seat Rear Thicker End Mounting Plate Mounting Screw Seat Support Bracket Front Mounting Screw SEAT DUMP SEAT MOUNT PLATE FRONT OF REAR OF FRONT OF REAR OF FRONT OF REAR OF CHAIR...

  • Page 19: Changing Back Height

    SEAT/BACK PROCEDURE 6 CHANGING BACK HEIGHT NOTE: If needing a reference for proper mounting holes for the back angle required, or if changing the original back (FIGURE 7) angle, refer to BACK ANGLE ADJUSTMENT in this pro- cedure of the manual. NOTE: If changing the back height, new back upholstery may be needed as well.
  • Page 20 PROCEDURE 6 SEAT/BACK 17. If necessary, reposition the spreader bar at the cor- 18. Reinstall the armrest onto the wheelchair. Refer to rect height for the corresponding back height and INSTALLING/REMOVING FLIP BACK ARMRESTS torque the mounting hardware to 60-inch pounds. in PROCEDURE 4 of the Owner’s Manual, part num- ber 1095206.

  • Page 21: Back Angle Adjustment

    SEAT/BACK PROCEDURE 6 BACK ANGLE ADJUSTMENT 3. Remove the mounting screw and washer from the bottom mounting hole of the back angle plate and (FIGURE 8) back cane. 1. Remove armrests from the wheelchair. Refer to IN- 4. Reposition the back canes into the correct mounting STALLING/REMOVING FLIP BACK ARMRESTS in holes of the back angle plate to obtain a back angle PROCEDURE 4 of the Owner’s Manual, part num-...

  • Page 22: Procedure 7 - Electronics

    PROCEDURE 7 ELECTRONICS 10. Position armrest plate without joystick mounting holes on This Procedure Includes the Following: opposite side of seat frame assembly and secure with lug Repositioning MKIV and RII Joystick bolt, washers and locknut. Refer to FIGURE 1. Removing/Installing MKIV and RII Controller 11.
  • Page 23 ELECTRONICS PROCEDURE 7 4. Disconnect the following: B. The connection between the left motor/gearbox lead and left controller lead. A. The connection between the right motor/gearbox lead and right controller lead. NOTE: Tie-wrap “C” C. The connection between the controller connec- does not need to be removed to make this dis- tor (BLUE) and the wiring harness (BLUE) con- connection.
  • Page 24 PROCEDURE 7 ELECTRONICS Right Coil Wrapped Wiring Harness Motor/Gearbox Battery Lead Connector (BLUE) Lead Cable for Power Take-Off Right Controller Lead Controller Right Controller Connector Lead Crossmember (BLUE) Tie-Wrap “C” LEFT HAND RIGHT HAND SIDE OF SIDE OF WHEELCHAIR WHEELCHAIR Tie-Wrap Tie-Wrap “B”...
  • Page 25 ELECTRONICS PROCEDURE 7 RII Controller (FIGURE 4) 5. Remove the two (2) locknuts and washers that se- cure the existing RII controller to the wheelchair. REMOVING. 6. Remove existing RII controller from the wheelchair. 1. Remove the seat. Refer to one (1) of the following: A.
  • Page 26 PROCEDURE 7 ELECTRONICS Left Motor/ Gearbox Lead and Left Controller Power Take-off Lead Lead (If present) Right Motor/ Gearbox Lead and Right Controller Lead Right Controller Lead Tie-Wrap “A” Tie-Wrap Tie-Wrap “B” “C” Mounting Stud on Wheelchair Frame Washer (Three (3) required per side) Controller Washer...

  • Page 27: Procedure 8 - Limit Switch

    LIMIT SWITCH PROCEDURE 8 NOTE: To determine 114 back angle relative to the seat This Procedure Includes the Following: frame, place a magnetic protractor (available at any hard- Adjusting Limit Switch ware store) on the back as shown in FIGURE 3 and adjust the back until the magnetic protractor reads 61 WARNING After ANY adjustments, repair or service...

  • Page 28: Procedure 9 - Wheels

    PROCEDURE 9 WHEELS INSTALLING. This Procedure Includes the Following: NOTE: The keystock in the wheel hub MUST lineup with Replacing Pneumatic Tires/Tubes - the cutout in the gearbox drive shaft. Drive Wheels/Casters 1. Install new/existing front wheel onto the motor drive Removing/Installing Drive Wheels shaft.

  • Page 29: Removing/Installing Drive Wheel Hub

    WHEELS PROCEDURE 9 6. Examine the head of the hex screw and the locking tab REMOVING/INSTALLING DRIVE washer. Make sure one (1) of the tabs on the locking WHEEL HUB (FIGURE 3) tab washer is parallel with one (1) of the flats on the head of the hex screw.

  • Page 30: Replacing Casters

    PROCEDURE 9 WHEELS REPLACING CASTERS (FIGURE 4) 7. Examine the head of the hex screw and the locking tab washer. Make sure one (1) of the tabs on the locking 1. Remove the hex screw, washers and locknut that tab washer is parallel with one (1) of the flats on the secure the caster to the fork.
  • Page 31 WHEELS PROCEDURE 9 10. Position the caster into the new fork. Caster Headtube Dust Cover 11. Reinstall the hex screw, washers and locknut that secure the caster to the new fork. Locknut 12. Torque the locknut to 120-inch pounds. Nylon Washer 13.

  • Page 32: Procedure 10 - Shrouds

    PROCEDURE 10 SHROUDS 2. Remove rear shroud and rear storage compartment (if This Procedure Includes the Following: equipped) from the wheelchair. Refer to REMOVING/ Removing/Installing Shrouds INSTALLING REAR SHROUD AND REAR STORAGE COMPARTMENT in this procedure of the manual. WARNING 3.
  • Page 33 SHROUDS PROCEDURE 10 Rear Shroud Phillips Bolt Side Shroud Washers Phillips Screws Rear Trunk (Optional) Wheelchair Frame Side Shroud 1/4-Turn Bolts Washer Coved Washer Locknut Locknut Phillips Bolts Front Shroud FIGURE 1 - REMOVING/INSTALLING SHROUDS...

  • Page 34: Procedure 11 - Batteries

    (FIGURE 1). teries. CAUTION Invacare strongly recommends that bat- Some battery manufacturers mold a car- tery installation and battery replacement rying strap and/or hold down flanges di- always be done by a qualified technician.

  • Page 35: Connecting Battery Cables

    PROCEDURE 11 BATTERIES CONNECTING BATTERY CABLES CAUTION When connecting the battery cables to WARNING the battery(ies), the battery cable(s) NEVER allow any of your tools and/or bat- MUST be connected to the battery tery cable(s) to contact BOTH battery terminal(s)/post(s) as shown in DETAIL “A” terminal(s)/post(s) at the same time.
  • Page 36 PROCEDURE 11 BATTERIES DETAIL “A” DETAIL “B” DUAL U1 BATTERIES DUAL 22NF BATTERIES POSITIVE (+) Battery Terminal/Post 1/4-20 x 7/8-Inch Negative (-) 1/4-20 x 7/8-Inch Hex Flange Screw POSITIVE (+) Red Battery Terminal/ Hex Flange Screw Battery Cable Post 1/4-20 1/4-20 Flange Battery...
  • Page 37 BATTERIES PROCEDURE 11 2. Install battery clamp covers onto battery cables as BATTERY CLAMP METHOD (FIGURES 4, 5 AND 6). follows: (FIGURE 5) WARNING A. RED battery clamp cover onto RED battery cable. The battery clamp of the POSITIVE (+) battery B.
  • Page 38 PROCEDURE 11 BATTERIES 9. Install the battery box(es) into the wheelchair. Refer to 10. If necessary, charge the battery(ies). Refer to CHARG- INSTALLING/REMOVING BATTERY BOX(ES) in ING BATTERIES in the PROCEDURE 11 of this manual. PROCEDURE 11 of this manual. NOTE: New Battery(ies) MUST be fully charged BEFORE using, otherwise the life of the battery(ies) will be reduced.

  • Page 39: When To Charge Batteries

    BATTERIES PROCEDURE 11 WHEN TO CHARGE BATTERIES CHARGING BATTERIES (FIGURE (FIGURE 7) It is advantageous to recharge daily rather than only when WARNING necessary. In fact, a battery’s life is extended if the charge Never attempt to recharge the batteries level is maintained well above a low condition.
  • Page 40 Charger Joystick 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 Wheelchairs Equipped With Mark IV RII Port Joystick (Detail "B" of FIGURE 8) Joystick 1.

  • Page 41: Replacing Batteries

    NOTE: When done, these areas should be shiny, not dull. NOTE: Invacare recommends that both batteries be re- placed if one (1) battery is defective. 6. Carefully dust off all metal particles.

  • Page 42: Removing/Installing Battery Tray

    PROCEDURE 11 BATTERIES 3. Position the battery boxes onto the battery tray in REMOVING/INSTALLING THE the following order: BATTERY TRAY (FIGURE 10) A. TWO (2) connector battery box in FRONT so that the "open" ends of the connectors are fac- Removing ing the REAR of the chair.
  • Page 43 BATTERIES PROCEDURE 11 3. Position one (1) motor/gearbox underneath battery tray DETAIL “A” aligning the mounting holes of all three (3) components. NOTE: This is applies to motors that have clutches (Base frame, battery tray, and motor/gearbox) ONLY. CAUTION Clutch Handle The three (3) OUTSIDE mounting screws that Outside of secure the motor/gearbox to the base...

  • Page 44: Procedure 12 - Base Frame

    PROCEDURE 12 BASE FRAME 6. Remove the two (2) phillips bolts and locknuts that se- This Procedure includes the following: cures the battery charger port to the mounting bracket. Replacing the Wiring Harness MKIV Controller Only 7. Remove the battery charger port from the mounting Adjusting Stabilizer Assembly for User Preference bracket.
  • Page 45 BASE FRAME PROCEDURE 12 Right Cable for Coil Wrapped Wiring Harness Motor/Gearbox Power Take-Off Battery Lead Connector (BLUE) Lead Tie-Wrap Cable for Tie-Wrap “B” Power Take-Off “C” Tie-Wrap “A” Right Controller Lead Controller Right Controller Connector Charger Lead Crossmember (BLUE) Port Power Cable...

  • Page 46: Adjusting Stabilizer Assembly

    PROCEDURE 12 BASE FRAME ADJUSTING STABILIZER 7. Torque both mounting screws to 13 ft/lbs and then back off 1/8 to 1/4 turn. ASSEMBLY FOR USER NOTE: The length of the new stabilizer cylinder must PREFERENCE (FIGURE 2) be adjusted to match the length of the stabilizer cylin- 1.

  • Page 47: Replacing Stabilizer Wheel

    BASE FRAME PROCEDURE 12 REPLACING STABILIZER WHEEL DETAIL “A” (FIGURE 4) Top of Stabilizer Cylinder Stabilizer 1. Remove the mounting screw, washers, and locknut Cylinder that secure the stabilizer wheel to the fork. 2. Remove the existing stabilizer wheel. Hex Nut 3.

  • Page 48: Replacing Motor/Gearbox

    PROCEDURE 12 BASE FRAME 17. Connect clutch handles to existing motor/gearboxes. 7. Remove the battery tray and both motor/gearboxes. Refer to REMOVING/INSTALLING THE BATTERY 18. Install the pins that secure the clutch handles to the TRAY in PROCEDURE 11 in this manual. existing motor/gearboxes.

  • Page 49: Replacing Seat Mount Plates

    BASE FRAME PROCEDURE 12 10. Install (apply loctite to mounting screws) the three (3) 15. Install the seat. Refer to one (1) of the following: outside and two (2) inside mounting screws to secure A. REMOVING/INSTALLING THE STANDARD motor/gearbox and battery tray to the base frame. Refer SEAT FRAME in PROCEDURE 6 of this manual.

  • Page 50: Replacing Seat Support Brackets

    PROCEDURE 12 BASE FRAME 6. Repeat STEPS 4--5 for opposite side, if necessary. 4. Remove seat mounting plates. Refer to REPLACING SEAT MOUNTING PLATES in this procedure of the NOTE: For illustrations of the two (2) different seat mounting manual. plates, refer to MOUNTING PLATE - SEAT ANGLE AD- JUSTMENT AND INSTALLATION ORIENTATION in NOTE: Note the position of the seat support brackets before...

  • Page 51: Replacing Seat Support Bracket T-Nuts

    BASE FRAME PROCEDURE 12 REPLACING SEAT SUPPORT 10. Replace end cap. BRACKET T-NUTS (FIGURE 9) 11. Secure seat support bracket, in orientation noted above, to NEW T-nuts with existing mounting screws 1. Perform one (1) of the following: and washers. Torque to 13 ft/lbs.. A.
  • Page 52 PROCEDURE 12 BASE FRAME ADJUSTING WEIGHT 5. If handling of the power wheelchair is drifting, repeat this procedure moving seat up in small increments until DISTRIBUTION (FIGURE 11) the chair handles properly. NOTE: The seat mount plates and seat support brackets 6.

  • Page 53: Procedure 12 - Recliner

    RECLINER PROCEDURE 13 9. Secure limit switch sensor to the seat frame with the This Procedure Includes the Following: two (2) mounting screws and washers. Positioning Limit Switch 10. Secure the wire retainer onto the INSIDE of the seat Adjusting Limit Switch frame with the mounting screw.

  • Page 54: Replacing Recliner Cable Assemblies

    PROCEDURE 13 RECLINER B. Slide actuator UP (towards top of the wheelchair). 6. Remove the operator of the existing recliner cable as- sembly from the pivot block. CAUTION 7. Make sure the threads of the gas cylinder rod are flush DO NOT over tighten the mounting screws with the inside of the pivot block.

  • Page 55: Replacing/Adjusting Gas Cylinders

    RECLINER PROCEDURE 13 10. Visually inspect the handle to make sure that the cable is If slack in the recliner cable or movement in the operator of snapped completely into slot in handle and cable fitting is the cable assembly can not be eliminated, DO NOT use the recliner cable assembly.

  • Page 56: Changing Back Height

    PROCEDURE 13 RECLINER 6. Turn the spreader bar on the existing back canes Adjusting Gas Cylinder CLOCKWISE (toward back upholstery) and remove 1. To adjust the LEFT gas cylinder: Squeeze the handle of the spreader bar from the existing back canes. the RIGHT recliner cable assembly and try to recline the 7.

  • Page 57: Changing Seat Depth

    RECLINER PROCEDURE 13 Seat Pan Removal/Replacement Procedures: NOTE: There are three (3) different cable lengths depending on back height: 1. Remove the seat cushion from the wheelchair. BACK HEIGHT (in inches) 18-1/2, 20 22, 24 2. Remove the six (6) mounting screws and locknuts that secure seat pan, seat positioning strap to the seat frame.

  • Page 58: Installing/Replacing Adjustable 16 To 19-Inch Deep Recliner Seat Frame

    RECLINER PROCEDURE 13 If the seat width required is within the range of the origi- Recliner Mounting nal back canes, spreader bar and headrest pillow, the Seat Assembly Screws original components can still be used. If the seat width required is NOT within the range of the original back canes, spreader bar and headrest pillow, the original components can not be used.

  • Page 59: Limited Warranty

    In the event you do not receive satisfactory warranty service, please write directly to Invacare at the address on the bottom of the back cover. Provide dealer's name ad- dress, date of purchase, indicate nature of the defect and, if the product is serialized, indicate the serial number.

This manual is also suitable for:

Pronto r2-250 series

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