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Owner’s Operator and Maintenance Manual Pronto , M51 ® ™ ™ with SureStep ™ ™ 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.
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INVACARE TECHNICAL SUPPORT BEFORE ATTEMPTING TO SERVICE OR OPERATE THIS EQUIPMENT. OTHERWISE, INJURY OR DAMAGE MAY RESULT. NOTE: Updated versions of this manual are available on www.invacare.com. ® ™ ™ ™ ™ Pronto , M51 and M61 with SureStep Part No. 1125085...
Additional Requirements for M61 Wheelchairs ................25 Inspect/Adjust Initially ........................25 Inspect/Adjust Monthly .........................25 Troubleshooting Guide ...........................26 All Wheelchairs ............................26 Additional Troubleshooting Information for M61 Wheelchairs ..........27 ® ™ ™ ™ ™ Pronto , M51 and M61 with SureStep Part No. 1125085...
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TABLE OF CONTENTS TABLE OF CONTENTS SECTION 5—WHEELCHAIR OPERATION ........... 28 Turning the Power On/Off........................28 M50 and M51 Wheelchairs........................28 M61 Wheelchairs ..........................29 Using the Joystick to Drive the Wheelchair ..................29 Adjusting the Speed ..........................30 M50 and M51 Wheelchairs........................30 M61 Wheelchairs ..........................31 Using the Horn............................32...
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On-Board Battery Charger........................71 Charging Using An Independent Charger Plugged Into The Joystick ........73 SECTION 12—ELECTRONICS ............75 Removing/Installing the Joystick ......................75 Office Style Seat ...........................75 ® ™ ™ ™ ™ Pronto , M51 and M61 with SureStep Part No. 1125085...
Complete and mail the form on the next page Any registration information you submit will be used by Invacare Corporation only, and protected as required by applicable laws and regulations. ® ™ ™ ™ ™ Part No. 1125085 Pronto , M51 and M61 with SureStep...
PRODUCT REGISTRATION FORM Register ONLINE at www.invacare.com - or - Complete and mail this form Name _______________________________________________________________ Address _____________________________________________________________ City ___________________ State/Province __________ Zip/Postal Code ________ Fold Email ___________________________________ Phone No. _________________ here Invacare Model No. ______________________ Serial No. __________________ Purchased From _________________________ Date of Purchase:___________ 1.
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Fold here Fold here Invacare Product Registration Form Please Seal with Tape Before Mailing...
BEFORE attempting active use of this wheelchair. Other general warnings listed within this document also apply. ® ™ ™ ™ ™ Part No. 1125085 Pronto , M51 and M61 with SureStep...
*NOTE: Refer to Percentage of Weight Distribution on page 22. Footnotes: 1. Includes seating systems and accessories. 2. Range varies with battery conditions, surface terrain and operator’s weight. ® ™ ™ ™ ™ Part No. 1125085 Pronto , M51 and M61 with SureStep...
DO NOT climb, go up or down ramps or traverse slopes greater than 9°. DO NOT attempt to move up or down an incline with a water, ice or oil film. ® ™ ™ ™ ™ Pronto , M51 and M61 with SureStep Part No. 1125085...
Invacare strongly recommends their use as the power source for this unit. Carefully read battery/battery charger information prior to installing, servicing or operating your wheelchair. ® ™ ™ ™ ™ Part No. 1125085 Pronto , M51 and M61 with SureStep...
In addition, Invacare has placed RED/ORANGE warning tags on some equipment. DO NOT remove these tags. ® ™ ™ ™ ™ Pronto , M51 and M61 with SureStep Part No. 1125085...
If occupant uses said wheelchair as a weight training apparatus, Invacare shall NOT be liable for bodily injury and the warranty is void. Weight Limitation The M50, M51 and M61 wheelchairs with SureStep have a weight limitation of 300 lbs. ® ™...
AM/FM radios, TV sets, CD players, cassette players, and small appliances, such as elec- tric shavers and hair dryers, so far as we know, are not likely to cause EMI problems to your powered wheelchair. ® ™ ™ ™ ™ Pronto , M51 and M61 with SureStep Part No. 1125085...
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2) The immunity level of the product is unknown. Modification of any kind to the electronics of this wheelchair as manufactured by Invacare may adversely affect the RFI immunity levels. ® ™ ™ ™ ™ Part No. 1125085 Pronto , M51 and M61 with SureStep...
The chair cannot reverse over the bump at this point. Continue forward and then turn around. ® ™ ™ ™ ™ Pronto , M51 and M61 with SureStep Part No. 1125085...
DO NOT store or place items under the seat. NOTE: For this procedure, refer to FIGURE 3.2. FIGURE 3.2 Pinch Points ® ™ ™ ™ ™ Part No. 1125085 Pronto , M51 and M61 with SureStep...
8. Reinstall any accessories that were removed in STEP 3. 9. Reinstall the seat. Refer to Removing/Installing the Seat Assembly on page 44. ® ™ ™ ™ ™ Pronto , M51 and M61 with SureStep Part No. 1125085...
Refer to Engaging/Disengaging Motor Release Lever on page 61. 3. Flip back or remove arm on side of wheelchair you are transferring from. ® ™ ™ ™ ™ Part No. 1125085 Pronto , M51 and M61 with SureStep...
Reach back only as far as your arm will extend without changing your sitting position. FIGURE 3.6 Reaching and Bending - Backward ® ™ ™ ™ ™ Part No. 1125085 Pronto , M51 and M61 with SureStep...
Loosen/tighten caster locknut if wheel wobbles noticeably or binds to a stop. Ensure all caster/wheel/fork/headtube fasteners are secure. Inspect tires for flat spots and wear. ® ™ ™ ™ ™ Pronto , M51 and M61 with SureStep Part No. 1125085...
Make sure elevate systems drive with reduced speed when seat is in elevated position. Inspect/Adjust Monthly Make sure elevate operates smoothly and properly. Make sure elevate systems drive with reduced speed when seat is in elevated position. ® ™ ™ ™ ™ Part No. 1125085 Pronto , M51 and M61 with SureStep...
Wheelchair does not Poor battery terminal con- Have terminals cleaned. respond to commands. nection. Power indicator off - even Electrical malfunction. Contact Dealer/Invacare for service. after recharging. ® ™ ™ ™ ™ Pronto , M51 and M61 with SureStep Part No. 1125085...
Return seat to its lowest position. Refer to Ele- while driving AND the Seat vating the Seat on page 32. Function 1 indicator is lit. ® ™ ™ ™ ™ Part No. 1125085 Pronto , M51 and M61 with SureStep...
IF UNQUALIFIED INDIVIDUALS PERFORM ANY WORK ON THESE UNITS, THE WARRANTY IS VOID. Turning the Power On/Off M50 and M51 Wheelchairs NOTE: For this procedure, refer to FIGURE 5.1. 1. To turn the power ON by moving the On/Off switch UP or DOWN. The switch automatically retracts back to center position.
SLOWLY as possible by pushing the joystick slightly forward. This exercise will help you learn to utilize the full potential of the proportional control and allow you to start and stop smoothly. ® ™ ™ ™ ™ Part No. 1125085 Pronto , M51 and M61 with SureStep...
The smaller bars in the speedometer will light. Smaller Bar in Speedometer Tortoise Button Hare Button Larger Bar in Speedometer FIGURE 5.5 Adjusting the Speed - M61 Wheelchairs ® ™ ™ ™ ™ Part No. 1125085 Pronto , M51 and M61 with SureStep...
NOTE: For this procedure, refer to FIGURE 5.6. 1. Press the horn button located above the information gauge on the joystick housing. FIGURE 5.6 Using the Horn - M50 and M51 Wheelchairs M61 Wheelchairs NOTE: For this procedure, refer to FIGURE 5.7.
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• Backward - Lowers the seat. Elevated Seat Selected Drive Mode Mode Button Elevate Joystick the Seat Lower the Seat FIGURE 5.8 Elevating the Seat ® ™ ™ ™ ™ Part No. 1125085 Pronto , M51 and M61 with SureStep...
SECTION 5—WHEELCHAIR OPERATION SPJ™Joystick Switches and Indicators NOTE: For the following information, refer to FIGURE 5.9. NOTE: The SPJ joystick is used on M50 and M51 wheelchairs only. Joystick Charger/ Programming Input Speed Control Knob On/Off Toggle Switch To Controller FIGURE 5.9 SPJ™Joystick Switches and Indicators...
Joystick is in program- The steady LEDs indicate nating with steady display. ming, inhibit and/or charg- the current state of the ing mode. battery charge. INVACARE ® ™ ™ ™ ™ Part No. 1125085 Pronto , M51 and M61 with SureStep...
NOTE: The SPJ+ w/ACC joystick is used on M61 wheelchairs only. Joystick Information Gauge Display On/Off Button Speedometer DETAIL “A” - FRONT VIEW GREEN Charger/ Programming Input FIGURE 5.10 SPJ+ w/ACC Joystick Switches and Indicators ® ™ ™ ™ ™ Pronto , M51 and M61 with SureStep Part No. 1125085...
A specific number of flashes of the LEDs indicate the type of fault detected. Refer to the table for the diagnostic indications of the wheelchair status. ® ™ ™ ™ ™ Part No. 1125085 Pronto , M51 and M61 with SureStep...
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All LEDs are flashing slowly. Joystick has detected Out- Release the joystick back of-Neutral-at-Power-Up to Neutral. mode. ® ™ ™ ™ ™ Pronto , M51 and M61 with SureStep Part No. 1125085...
3. Re-install and tighten the two (2) shoulder bolts and locknuts through the desired back angle setting on each seat hinge. NOTE: Both seat hinges should be set to the same back angle setting. ® ™ ™ ™ ™ Pronto , M51 and M61 with SureStep Part No. 1125085...
2. To lower the headrest, push the release tab towards the front of the wheelchair. Lower the headrest to the desired position. Headrest Release Tab Headrest Tube FIGURE 7.3 Adjusting the Headrest (Semi-Recline Only) ® ™ ™ ™ ™ Part No. 1125085 Pronto , M51 and M61 with SureStep...
Assembly Seat Post Seat Lever NOTE: Office style van seat is shown. Standard van seat installs the same way. FIGURE 7.4 Removing/Installing the Seat Assembly ® ™ ™ ™ ™ Pronto , M51 and M61 with SureStep Part No. 1125085...
Mounting Screws Mounting Holes Seat Assembly NOTE: Office style van seat is shown. Standard van seat adjusts the same way. FIGURE 7.5 Adjusting Seat Depth ® ™ ™ ™ ™ Part No. 1125085 Pronto , M51 and M61 with SureStep...
5. Reinstall the seat. Refer to Removing/Installing the Seat Assembly on page 44. Seat Post Mounting Positions Support Tube Mounting Screw NOTE: Batteries and shrouds not shown for clarity. FIGURE 7.6 Adjusting the Seat Height ® ™ ™ ™ ™ Pronto , M51 and M61 with SureStep Part No. 1125085...
6. Using the four (4) mounting screws and washers, secure the seat base to the seat assembly. Securely tighten. 7. Reinstall the seat. Refer to Removing/Installing the Seat Assembly on page 44. ® ™ ™ ™ ™ Part No. 1125085 Pronto , M51 and M61 with SureStep...
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WEIGHT SEAT POST 1-INCH STANDARD 1-INCH LIMITATION MOUNTING HOLE BACK FORWARD 300 LBS 220 LBS 150 LBS FIGURE 7.7 Adjusting Seat Position on Seat Base ® ™ ™ ™ ™ Pronto , M51 and M61 with SureStep Part No. 1125085...
Seat Positioning Strap Mounting Screws NOTE: Office style van seat is shown. Standard van seat adjusts the same way. FIGURE 7.8 Replacing the Seat Positioning Strap ® ™ ™ ™ ™ Part No. 1125085 Pronto , M51 and M61 with SureStep...
2. Install the quick release pin by depressing the button while sliding the pin in. Ensure that the detent balls are engaged with the outer edge of the tube (Detail “A” of FIGURE 8.1). ® ™ ™ ™ ™ Pronto , M51 and M61 with SureStep Part No. 1125085...
4. Securely tighten the jam nut and washer to secure the mounting screw in place. Set Screw, Washer and Jam Nut Footboard Assembly FIGURE 8.2 Adjusting the Footboard Assembly - Angle ® ™ ™ ™ ™ Part No. 1125085 Pronto , M51 and M61 with SureStep...
NOTE: The footplate will be on the inside of the Hinge Plate wheelchair when locked in place. FIGURE 9.1 Installing/Removing Front 5. Repeat STEPS 1-4 for opposite side of Riggings wheelchair. ® ™ ™ ™ ™ Part No. 1125085 Pronto , M51 and M61 with SureStep...
7. Reverse STEPS 1-6 to reassemble. NOTE: When securing heel loop to lower footrest, tighten the phillips screw and locknut until the spacer is secure. ® ™ ™ ™ ™ Part No. 1125085 Pronto , M51 and M61 with SureStep...
FIGURE 9.6. NOTE: The footplate will be on the inside of the wheelchair when locked in place. ® ™ ™ ™ ™ Pronto , M51 and M61 with SureStep Part No. 1125085...
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3 and 4 4 and 5 4 and 5 5 and 6 5 and 6 FIGURE 9.6 Adjusting/Replacing Telescoping Front Rigging Supports - Office Style Seat ® ™ ™ ™ ™ Part No. 1125085 Pronto , M51 and M61 with SureStep...
5. If necessary, repeat STEPS 2-4 on remaining telescoping front rigging support. 6. Reinstall the seat. Refer to Removing/Installing the Seat Assembly on page 35. ® ™ ™ ™ ™ Pronto , M51 and M61 with SureStep Part No. 1125085...
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3 and 4 4 and 5 4 and 5 5 and 6 5 and 6 FIGURE 9.7 Adjusting/Replacing Telescoping Front Rigging Supports - Standard Seat ® ™ ™ ™ ™ Part No. 1125085 Pronto , M51 and M61 with SureStep...
4. Install the seat assembly. Refer to Removing/Installing the Seat Assembly on page 44. 5. Connect the joystick. Refer to Disconnecting/Connecting the Joystick on page 78. ® ™ ™ ™ ™ Pronto , M51 and M61 with SureStep Part No. 1125085...
NOTE: This allows the motors to drive the wheels. NOTE: It may be necessary to rock the wheels slightly until the motor release lever engages. ® ™ ™ ™ ™ Part No. 1125085 Pronto , M51 and M61 with SureStep...
NOTE: Components exploded for clarity. There is no need to remove the fork from the base frame. Tabs Dust Cover Locknut Side Shroud Washer Caster Headtube Base Frame Washer Fork FIGURE 10.4 Adjusting Forks ® ™ ™ ™ ™ Part No. 1125085 Pronto , M51 and M61 with SureStep...
Determine source of contamination. Never install/reinstall a battery with a cracked or otherwise damaged case. ® ™ ™ ™ ™ Pronto , M51 and M61 with SureStep Part No. 1125085...
It also helps to prolong the life of the battery. DO NOT tip the batteries. Keep the batteries in an upright position. NOTE: For this procedure, refer to FIGURE 11.2. ® ™ ™ ™ ™ Part No. 1125085 Pronto , M51 and M61 with SureStep...
7. Reinstall the seat. Refer to Removing/Installing the Seat Assembly on page 44. 8. Connect joystick cable (not shown). Refer to Disconnecting/Connecting the Joystick on page 78. ® ™ ™ ™ ™ Pronto , M51 and M61 with SureStep Part No. 1125085...
An electrical short may occur and serious personal injury or damage may occur. The use of rubber gloves and chemical goggles and face shield is recommended when working with batteries. ® ™ ™ ™ ™ Part No. 1125085 Pronto , M51 and M61 with SureStep...
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6. Slide terminal cap(s) down battery cable(s) and onto battery clamps (FIGURE 11.3). 7. Secure each terminal cap in place with a tie-wrap [use tie-wraps 11-1/2-inches long] (Detail “B” of FIGURE 11.4). ® ™ ™ ™ ™ Pronto , M51 and M61 with SureStep Part No. 1125085...
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Terminal Controller Tie- Plug into wraps BLACK controller U1 Battery Connectors U1 Batteries NOTE: Handles on batteries removed for clarity. FIGURE 11.4 Connecting/Disconnecting Battery Cables ® ™ ™ ™ ™ Part No. 1125085 Pronto , M51 and M61 with SureStep...
READ and CAREFULLY follow the individual instructions for each charger (supplied or purchased). If charging instructions are not supplied, consult a qualified techni- cian for proper procedures. ® ™ ™ ™ ™ Pronto , M51 and M61 with SureStep Part No. 1125085...
Three (3) prong to two (2) prong adapters should not be used. Use of three (3) prong adapters can result in improper grounding and present a shock hazard to the user. ® ™ ™ ™ ™ Part No. 1125085 Pronto , M51 and M61 with SureStep...
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AC power cord from the AC receptacle on the charger. WARNING DO NOT operate wheelchair with AC power cord attached to the wheelchair. ® ™ ™ ™ ™ Pronto , M51 and M61 with SureStep Part No. 1125085...
Only use a charger approved by Invacare when charging through the joystick on this wheelchair model. DO NOT use an independent charger with an output rating of over 8A (Amps). Otherwise, damage may occur. ® ™ ™ ™ ™ Part No. 1125085 Pronto , M51 and M61 with SureStep...
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4. Disconnect output cable from joystick charger port. Independent Charger Port (Charger NOT supplied) FIGURE 11.6 Charging Using An Independent Charger Plugged Into The Joystick ® ™ ™ ™ ™ Pronto , M51 and M61 with SureStep Part No. 1125085...
NOTE: Ensure the joystick cable is routed on the inside of the arm. NOTE: Attach lower tie-wrap while arm is adjusted to the highest position to allow the cable to move with the arm. ® ™ ™ ™ ™ Part No. 1125085 Pronto , M51 and M61 with SureStep...
2. Install the mounting bracket on the arm using the two (2) bracket mounting screws. 3. Secure the armpad to the arm using the two (2) armpad mounting screws. Refer to FIGURE 12.3. ® ™ ™ ™ ™ Pronto , M51 and M61 with SureStep Part No. 1125085...
7. Reinstall the armpad to the arm using the two (2) armpad mounting screws. 8. Install the joystick. Refer to Removing/Installing the Joystick on page 75. 9. Connect the joystick. Refer to Disconnecting/Connecting the Joystick on page 78. ® ™ ™ ™ ™ Part No. 1125085 Pronto , M51 and M61 with SureStep...
Joystick Connector Connector Light GREY Collar NOTE: Office style van seat is shown. Standard van seat operates the same way. FIGURE 12.4 Disconnecting/Connecting the Joystick ® ™ ™ ™ ™ Pronto , M51 and M61 with SureStep Part No. 1125085...
NOTE: For this procedure, refer to FIGURE 12.6. 1. To retract the joystick from the normal extended position, push outward on the inside surface of the joystick until the quad-link is free. ® ™ ™ ™ ™ Part No. 1125085 Pronto , M51 and M61 with SureStep...
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Detail “B” - Quad Link Mount in Retracted Position Push Here Quad Link Retractable Top View Mount Joystick FIGURE 12.6 Operating the Quad-Link Retractable Mount ® ™ ™ ™ ™ Pronto , M51 and M61 with SureStep Part No. 1125085...
4. Align slot on base with hook on crutch/cane holder and slide base down into position. Seat Crutch/Cane Holder Accessory Tube Hook Mounting Knob Base FIGURE 13.1 Installing/Removing the Crutch/Cane Holder ® ™ ™ ™ ™ Part No. 1125085 Pronto , M51 and M61 with SureStep...
Mounting Screw washers removed in STEP 1, secure the FIGURE 13.2 Installing/Removing the holder to the upper hinge and seat Oxygen Holder back. Securely tighten. ® ™ ™ ™ ™ Pronto , M51 and M61 with SureStep Part No. 1125085...