Invacare Pronto M41 Service Manual
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Invacare Pronto M41 Service Manual

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See also: Owner's Manual , User Manual
Service Manual
Pronto
M41
®
with SureStep
®
DEALER: Keep this manual. The
procedures in this manual MUST be
performed by a qualified technician.
For more information regarding
Invacare products, parts, and services,
please visit www.invacare.com

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Summary of Contents for Invacare Pronto M41

  • Page 1 Service Manual Pronto ® with SureStep ® DEALER: Keep this manual. The procedures in this manual MUST be performed by a qualified technician. For more information regarding Invacare products, parts, and services, please visit www.invacare.com...

  • Page 2: Recommended Tools

    OR DAMAGE MAY RESULT. RECOMMENDED TOOLS The following tools are recommended for servicing this wheelchair: • Invacare Power Mobility Field Service Kit - p/n 1125222 • 5mm ball head 10-inch t-handle allen wrench • Flat tip screwdriver • ½-inch deep socket and 3/8-inch ratchet •...

  • Page 3: Table Of Contents

    TABLE OF CONTENTS TABLE OF CONTENTS RECOMMENDED TOOLS ..............2 REFERENCE DOCUMENTS ..............2 SPECIAL NOTES ................6 LABEL LOCATION ................7 SPECIFICATIONS ................8 SECTION 1—GENERAL GUIDELINES ........... 9 Batteries................................9 Charging Batteries ..........................10 Grounding Instructions ...........................11 Operation Information ..........................11 Rain Test..............................12 Repair or Service ............................13 Tire Pressure .............................14...
  • Page 4 SECTION 6—SEAT ................37 Removing/Installing the Seat Assembly....................37 Removing ...............................37 Installing..............................37 Adjusting the Back Angle ........................38 Semi-Recline Seat ..........................38 Fold Down Seat............................38 Adjusting the Headrest (Semi-Recline Seat Only) ................39 Adjusting Seat Depth ..........................39 Adjusting the Seat Height ........................40 Adjusting Seat Position on Seat Base ....................41 Replacing the Seat Positioning Strap ....................43 SECTION 7—FRONT RIGGINGS/FOOTBOARD ........
  • Page 5 Installing..............................57 Removing/Installing the Swingarm Assembly..................57 Removing ...............................57 Installing..............................57 Removing/Installing the Spring.......................58 Removing ...............................58 Installing..............................58 SECTION 10—BATTERIES ..............59 Warnings For Handling and Replacing Batteries ................59 Using the Proper Batteries........................60 Removing/Installing Batteries .........................60 Removing ...............................61 Installing..............................61 Connecting/Disconnecting Battery Cables ..................62 Connecting Battery Cables........................62 Disconnecting Battery Cables ......................64 Charging Batteries ............................65 Battery Charger Operation........................66...

  • Page 6: Special Notes

    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. Invacare cannot and does not recommend any wheelchair transportation systems.

  • Page 7: Label Location

    LABEL LOCATION LABEL LOCATION This label (1143237) is located on the underside of the shroud. Serial number label is located here Weight Capacity Label located here ® Part No 1145724 Pronto...

  • Page 8: Specifications

    SPECIFICATIONS SPECIFICATIONS FOLD DOWN SEAT SEMI-RECLINE SEAT SEAT WIDTH: 18 inches SEAT DEPTH: 18 inches 16 -18 inches BACK HEIGHT: 17 inches 23½ inches (w/ headrest) 18¾ inches (w/o headrest) BACK ANGLE RANGE: 95° Fixed UPHOLSTERY: Black Vinyl Charcoal Grey Vinyl SEAT-TO-FLOOR (WITH FOOTBOARD): 19 to 23 inches OVERALL WIDTH (WITHOUT JOYSTICK):...

  • Page 9: Section 1-General Guidelines

    WARNING The warranty and performance specifications contained in this manual are based on the use of deep cycle gel cell or sealed lead acid batteries. 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.

  • Page 10: Charging Batteries

    SECTION 1—GENERAL GUIDELINES Charging Batteries DANGER When using an extension cord, use only a three wire extension cord having at least 16 AWG (American Wire Gauge) wire and the same or higher electrical rating as the device being connected. Use of improper extension cord could result in risk of fire and electric shock.

  • Page 11: 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 and fire. Where a two-prong wall receptacle is encountered, it is the personal responsibility...

  • Page 12: Rain Test

    SECTION 1—GENERAL GUIDELINES 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. WARNING DO NOT engage or disengage the motor release levers until the power is in the OFF position.

  • Page 13: Repair Or Service

    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: Tire Pressure

    SECTION 1—GENERAL GUIDELINES WARNING Set-up of the Electronic Control Unit is to be performed only by a qualified technician. The final adjustments of the controller may affect other activities of the wheelchair. Damage to the equipment could occur if improperly set-up or adjusted. Tire Pressure WARNING DO NOT release wheelchair from service unless it has the proper tire pressure...

  • Page 15: Section 2-Emi Information

    SECTION 2—EMI INFORMATION SECTION 2—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 16 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. ® Pronto...

  • Page 17: Section 3-Safety Inspection/Troubleshooting

    SECTION 3—SAFETY INSPECTION/TROUBLESHOOTING SECTION 3—SAFETY INSPECTION/TROUBLESHOOTING Safety Inspection Checklists These adjustments should be made whenever this product is serviced, especially as part of the initial unit setup. Follow these procedures: All Wheelchairs CAUTION As with any vehicle, the wheels and tires should be checked periodically for cracks and wear, and should be replaced.

  • Page 18: Troubleshooting

    SECTION 3—SAFETY INSPECTION/TROUBLESHOOTING ❑ Inspect for any loose hardware on the wheelchair. ❑ Inspect charger AC power cord for damage. Replace if necessary. ❑ Check that all labels are present and legible. Replace if necessary. ❑ Inspect electrical components for signs of corrosion. Replace if corroded or damaged. Troubleshooting NOTE: For additional troubleshooting information and explanations of error codes, refer to the individual electronics manuals supplied with each wheelchair.

  • Page 19: Information Gauge Diagnostics

    SECTION 3—SAFETY INSPECTION/TROUBLESHOOTING Information Gauge Diagnostics DISPLAY DESCRIPTION DEFINITION COMMENTS Information Gauge All LEDs are off. Power is off. All LEDs are on. Power is on. Fewer than three LEDs on implies reduced battery charge. Left RED LED is flashing. Battery charge is low.

  • Page 20: Service Indicator Diagnostics

    SECTION 3—SAFETY INSPECTION/TROUBLESHOOTING Service Indicator Diagnostics E 01 User Fault Stall Timeout or user error. Release joystick to neutral and try again. Battery Fault Recharge batteries or replace. Check the batteries and cable. Try charg- ing the batteries. Batteries may require replacing.
  • Page 21 SECTION 3—SAFETY INSPECTION/TROUBLESHOOTING Left Park Brake Left Park Brake Drive-Time Check the left park brake connections and Fault Test Failed cable. Left Park Brake Output Enabled When Wheelchair Idle Left Park Brake Output Did not Enable When Entering Drive Mode Left Park Brake fault during power-up testing Left park brake feedback low...
  • Page 22 Check connections and wiring. Replace Fault Bus cable. Low communication mode General Fault General fault Check all connections and wiring. Contact Invacare Technical Service. Incompati- Incompatible/incorrect Wrong type of remote connected. Ensure ble/incorrect Remote the branding of the joystick matches that Remote of controller unit.

  • Page 23: Motor/Gearbox/Brake

    SECTION 3—SAFETY INSPECTION/TROUBLESHOOTING Motor/Gearbox/Brake SYMPTOM PROBABLE CAUSE SOLUTIONS Bad bearings. If bearings are bad, replace motor. Refer to Removing/Installing the Motor on page 67. Motor makes a Raised commutator plate inside of Ohm out motor and replace motor if high reading clicking noise.
  • Page 24 Refer to Motor Testing on page 28 or Testing the Electro-Mechanical Parking Brake on page 70. Controller power stage board or Replace controller or send to Invacare for repair. relays may be damaged. Refer to Replacing the Controller on page 73.

  • Page 25: Battery

    No LED’s on Damaged power cord. Check for damage on the power cord, replace if charger damaged or send to Invacare for repair. Charger LED’s burnt out. Replace charger. Charger may have internal fuse that is Remove charger cover and check for fuses. If fuses blown.

  • Page 26: Checking Battery Charge Level

    SECTION 3—SAFETY INSPECTION/TROUBLESHOOTING SYMPTOM PROBABLE CAUSE SOLUTIONS Blown battery fuse in wiring harness, Check battery wiring harness fuse on the or charger. wheelchair. Replace battery wiring harness if fuse is blown. Refer to Connecting/Disconnecting Battery Cables on page 62. Check fuse in the charger. Charger not plugged into outlet.

  • Page 27: Field Load Test

    SECTION 3—SAFETY INSPECTION/TROUBLESHOOTING Field Load Test NOTE: For this procedure, refer to FIGURE 3.1 on page 28. Old batteries lose their ability to store and release power due to increased internal resistance. In this procedure, batteries are tested under load using a digital voltmeter to check battery charge level at the charger connector.

  • Page 28: Motor Testing

    A reading of 0 ohms or in excess of 15 Connector ohms indicates a problem. High readings are Digital Multimeter generally caused by bad connections and/or damaged brushes. Contact Invacare. FIGURE 3.2 Motor Testing ® Pronto Part No 1145724...

  • Page 29: Section 4-Wheelchair Operation

    SECTION 4—WHEELCHAIR OPERATION SECTION 4—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 technician.

  • Page 30: Using The Joystick To Drive The Wheelchair

    SECTION 4—WHEELCHAIR OPERATION Using the Joystick to Drive the Wheelchair NOTE: For this procedure, refer to FIGURE 4.2. The joystick, located on the joystick housing, provides smooth control of speed and direction. It is equipped with 360 degrees of mobility for ease of operation. The joystick is spring-loaded, and automatically returns to the upright (neutral) position when released.

  • Page 31: Joystick

    SECTION 4—WHEELCHAIR OPERATION Joystick Information Gauge On/Off Button Decrease Speedometer Speed Button (Tortoise) Increase DETAIL “A” - Speed Button FRONT VIEW (Hare) GREEN Charger/ Programming Horn Input Button Service Indicator FIGURE 4.3 SPJ+ Joystick Switches and Indicators Joystick Refer to Using the Joystick to Drive the Wheelchair on page 30. Speedometer The speedometer is used to show the maximum speed.

  • Page 32: Charger/Programming Input

    SECTION 4—WHEELCHAIR OPERATION Charger/Programming Input The charger/programming input is located at the front of the joystick housing (see Detail “A” of FIGURE 4.3). 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 33: Section 5-Arms

    SECTION 5—ARMS SECTION 5—ARMS 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 34: Adjusting Arm Angle

    SECTION 5—ARMS Levers Arm Support Tube FIGURE 5.1 Removing/Installing Arms and Adjusting Arm Width Adjusting Arm Angle WARNING Pinch point may occur when adjusting the arm angle position. NOTE: For this procedure, refer to FIGURE 5.2 on page 35. 1. Lift-up the armrest. 2.

  • Page 35: Adjusting Arm Height (Semi-Recline Seats Only)

    SECTION 5—ARMS Adjusting Arm Height (Semi-Recline Seats Only) NOTE: For this procedure, refer to FIGURE 5.2. 1. Remove the lock knob that secures the armrest to the arm frame assembly. 2. Adjust the armrest to one of the five height adjustment holes (1-inch increments). 3.

  • Page 36: Replacing The Armrest Assembly

    SECTION 5—ARMS Replacing the Armrest Assembly NOTE: For this procedure, refer to FIGURE 5.3 on page 35. 1. If necessary, remove the joystick. Removing/Installing the Joystick on page 71. 2. Remove the mounting screw, three washers, and locknut that secure the existing armrest to the arm post.

  • Page 37: Section 6-Seat

    SECTION 6—SEAT SECTION 6—SEAT 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 38: Adjusting The Back Angle

    SECTION 6—SEAT Adjusting the Back Angle Semi-Recline Seat NOTE: For this procedure, refer to FIGURE 6.2. 1. Lift up on the release handle and adjust seat to desired angle. 2. Let go of the release handle to lock the back in position. Release Handle FIGURE 6.2 Adjusting the Back Angle - Semi-Recline Seat Fold Down Seat...

  • Page 39: Adjusting The Headrest (Semi-Recline Seat Only)

    SECTION 6—SEAT Adjusting the Headrest (Semi-Recline Seat Only) NOTE: For this procedure, refer to FIGURE 6.4. 1. To raise the headrest, lift the headrest up to the desired position. 2. To lower the headrest, push the release tab towards the front of the wheelchair. Lower the headrest to the desired position.

  • Page 40: Adjusting The Seat Height

    SECTION 6—SEAT Seat Back Bracket Mounting Screws DETAIL “A” - SEAT DEPTH POSITIONS Minimum Seat Depth Seat Base Seat Depth Seat Size 16 inch 18 X 18 inch Mounting Middle Seat Depth Holes Seat Depth Seat Size 17 inch 18 X 18 inch Seat Back Maximum Seat Depth NOTE: Semi-recline seat shown.

  • Page 41: Adjusting Seat Position On Seat Base

    SECTION 6—SEAT Seat Post Mounting Positions Support Tube Mounting Screw NOTE: Frame only shown for clarity. FIGURE 6.6 Adjusting the Seat Height Adjusting Seat Position on Seat Base WARNING Refer to the table in FIGURE 6.7 for proper seat post mounting positions. For users over 220 lbs - seat MUST be in the 1-inch back position (FIGURE 6.7) when using seat post mounting holes 3, 4 and 5 (FIGURE 6.6).
  • Page 42 SECTION 6—SEAT Seat DETAIL “A” - SEAT POSITION Front of Seat Assembly I-inch Back I-inch Back Standard Seat Position Seat Position Seat Standard Position Seat Position I-inch Forward I-inch Seat Position* Forward Position* I-inch Back Seat Base I-inch Back Seat Position Seat Position Standard Seat...

  • Page 43: Replacing The Seat Positioning Strap

    SECTION 6—SEAT Replacing the Seat Positioning Strap NOTE: For this procedure, refer to FIGURE 6.8. 1. Remove the two mounting screws that secure the seat positioning straps to the seat frame. 2. Remove the two halves of the seat positioning strap from the rear seat frame. 3.

  • Page 44: Section 7-Front Riggings/Footboard

    SECTION 7—FRONT RIGGINGS/FOOTBOARD SECTION 7—FRONT RIGGINGS/ FOOTBOARD WARNING After ANY adjustments, repair or service and before use, make sure 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 45: Removing

    SECTION 7—FRONT RIGGINGS/FOOTBOARD Removing Telescoping Front Rigging Support 1. Push the release lever inward and rotate the front rigging outward. Hinge 2. Lift up on front rigging and remove Pins from the wheelchair. Release Lever Footplate Hinge 3. Repeat STEPS 1-2 for opposite side of Plate wheelchair.

  • Page 46: Model Ph904A And Phal4A Front Riggings

    SECTION 7—FRONT RIGGINGS/FOOTBOARD Model PH904A and PHAL4A Front Riggings NOTE: For this procedure, refer to FIGURE 7.3. 1. Loosen, but DO NOT remove the lug Footrest bolt and locknut that secure the footrest Locknut Support to the footrest support. Footrest 2.

  • Page 47: Raising/Lowering Elevating Front Riggings

    SECTION 7—FRONT RIGGINGS/FOOTBOARD Raising/Lowering Elevating Front Riggings NOTE: For this procedure, refer to FIGURE 7.5. 1. Perform one of the following: Release Lever • Raising - Pull back on the release lever and raise front rigging to the desired height. •...
  • Page 48 SECTION 7—FRONT RIGGINGS/FOOTBOARD 6. Reinstall the seat assembly. Refer to Removing/Installing the Seat Assembly on page 37. Mounting Bolts Seat Telescoping Front Rigging Support Hinge Pins Locknuts Spacers Inner Mounting Not Used Holes Mounting Holes FRONT RIGGING STANDARD 1 INCH OUT 2 INCHES OUT MODEL POSITION...

  • Page 49: Removing/Installing The Footboard Assembly

    SECTION 7—FRONT RIGGINGS/FOOTBOARD Removing/Installing the Footboard Assembly WARNING Pinch point may occur when rotating the footboard assembly. NOTE: For this procedure, refer to FIGURE 7.7. Removing 1. Remove the quick release pin that secures the footboard assembly to the wheelchair frame by depressing the button while sliding the pin out.

  • Page 50: Adjusting The Footboard Assembly

    SECTION 7—FRONT RIGGINGS/FOOTBOARD Adjusting the Footboard Assembly Angle NOTE: For this procedure, refer to FIGURE 7.8. 1. Loosen the jam nut and set screw located underneath on the backside of the footplate. 2. Adjust the set screw in or out to obtain the desired footboard assembly angle. 3.

  • Page 51: Height

    SECTION 7—FRONT RIGGINGS/FOOTBOARD DETAIL “A” - BOTTOM VIEW OF FOOTBOARD Shroud Three Depth Outer Edge of Tube Adjustment Holes Detent Balls Footboard Assembly Mounting Hole Quick Release Quick Detent Release Pin Ball FIGURE 7.9 Adjusting the Footboard Assembly - Depth Height NOTE: For this procedure, refer to FIGURE 7.10.

  • Page 52: Section 8-Wheels

    SECTION 8—WHEELS SECTION 8—WHEELS WARNING After ANY adjustments, repair or service and before use, make sure 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. Engaging/Disengaging Motor Release Lever NOTE: Refer to Engaging/Disengaging Motor Release Lever on page 69.

  • Page 53: Adjusting Forks

    SECTION 8—WHEELS Adjusting Forks NOTE: For this procedure, refer to FIGURE 8.2. 1. Remove headtube cap. 2. To properly tighten caster assembly and guard against flutter, perform the following check: NOTE: Two people are recommended to perform this STEP - one person to tip the wheelchair back and one person to inspect/adjust the caster assembly.

  • Page 54: Removing/Installing The Drive Wheel

    SECTION 8—WHEELS WARNING Improper positioning of the washer will prohibit the free movement of the forks which may result in injury to the occupant. 4. Install the caster onto the fork if removed. Refer to Removing/Installing the Front/Rear Casters on page 52. 5.

  • Page 55: Section 9-Shrouds And Frame

    SECTION 9—SHROUDS AND FRAME SECTION 9—SHROUDS AND FRAME 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 56: Removing/Installing The Front Shroud

    SECTION 9—SHROUDS AND FRAME Screws Shroud Controller Shroud Front Shroud Screws Screws Frame (screw location) Frame (screw location) FIGURE 9.1 Removing/Installing Shrouds Removing/Installing the Front Shroud NOTE: For this procedure, refer to FIGURE 9.1. Removing 1. Remove the two screws that secure both the top and front shrouds to the frame. 2.

  • Page 57: Removing/Installing The Controller Shroud

    SECTION 9—SHROUDS AND FRAME Removing/Installing the Controller Shroud NOTE: For this procedure, refer to FIGURE 9.1 on page 56. Removing 1. Remove the two screws that secure the controller shroud to the frame. 2. Remove the controller shroud. Installing 1. Insert the tabs at the bottom of the controller shroud into the slots in the bottom of the frame.

  • Page 58: Removing/Installing The Spring

    SECTION 9—SHROUDS AND FRAME Frame Spring Motor Bracket Hook Screws Locknut Spacer Swingarm FIGURE 9.2 Removing/Installing the Swingarm Assembly Removing/Installing the Spring NOTE: For this procedure, refer to FIGURE 9.2 and FIGURE 9.3. Removing Frame 1. Unhook the spring from the hooks on the frame (FIGURE 9.3) and the bracket (FIGURE 9.2).

  • Page 59: Section 10-Batteries

    Make sure power to the wheelchair is Off before performing this section. 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. Use U1 batteries only. Failure to use the correct battery size and/or voltage may cause damage to your wheelchair and give you unsatisfactory performance.

  • Page 60: Using The Proper Batteries

    SECTION 10—BATTERIES NOTE: If there is battery acid in the bottom of the battery tray or on the sides of the battery, apply baking soda to these areas to neutralize the battery acid. Before reinstalling the existing or new battery, clean the baking soda from the battery tray or battery being sure to avoid contact with skin and eyes.

  • Page 61: Removing

    SECTION 10—BATTERIES NOTE: For this procedure, refer to FIGURE 10.2 on page 62. NOTE: If there is battery acid in the bottom of the battery tray or on the sides of the battery, apply baking soda to these areas to neutralize the battery acid. Before reinstalling the existing or new battery, clean the baking soda from the battery tray or battery being sure to avoid contact with skin and eyes.

  • Page 62: Connecting/Disconnecting Battery Cables

    SECTION 10—BATTERIES Wiring Diagram U1 Batteries BLACK Seat Left Right Connector to Battery Battery Controller Shroud Plug Into Controller Batteries Battery Tray BLACK Connectors RED Connectors FIGURE 10.2 Removing/Installing Batteries Connecting/Disconnecting Battery Cables Connecting Battery Cables DANGER Risk of Death or Serious Injury Failure to observe these warnings can cause an electrical short resulting in death, serious injury, or damage to the electrical system.
  • Page 63 SECTION 10—BATTERIES WARNING Connect same color connectors to each other (RED to RED, BLACK to BLACK). The use of rubber gloves is recommended when working with batteries. Battery terminal configuration as shown in Detail “A” of FIGURE 10.3 MUST be used.

  • Page 64: Disconnecting Battery Cables

    SECTION 10—BATTERIES DETAIL “A” NOTE: Battery terminal Mounting Screw caps not shown on left NEGATIVE (-) Battery Terminal battery for clarity. Locknuts BLACK Connectors L-Bracket with Mounting Screw POSITIVE (+) Battery Terminal Cap POSITIVE (+) Battery Terminal U1 Battery POSITIVE (+) Battery Cable NEGATIVE (-) Battery Connectors...

  • Page 65: Charging Batteries

    SECTION 10—BATTERIES 3. Cut the tie-wrap that secures the battery terminal cap in place (Detail “B” of FIGURE 10.3). 4. Slide terminal caps up onto the battery cables (FIGURE 10.3). 5. Disconnect POSITIVE (+) red battery cable from the POSITIVE (+) battery terminal/ post (FIGURE 10.3).

  • Page 66: Battery Charger Operation

    NEVER leave the charger unattended when the charger circuit breaker is tripping. CAUTION 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 8 Amps. Other- wise, damage may occur.

  • Page 67: Section 11-Motors

    SECTION 11—MOTORS SECTION 11—MOTORS WARNING After ANY adjustments, repair or service and before use, make sure that all attaching hardware is tightened securely. ALWAYS turn the wheelchair power Off before repairing or servicing the wheelchair, otherwise injury or damage may occur. Removing/Installing the Motor NOTE: For this procedure, refer to FIGURE 11.1 on page 68.
  • Page 68 SECTION 11—MOTORS Frame Spring Motor Bracket Screws Locknut Spacer Swingarm FIGURE 11.1 Removing/Installing the Motor ® Pronto Part No 1145724...

  • Page 69: Engaging/Disengaging Motor Release Lever

    SECTION 11—MOTORS Engaging/Disengaging Motor Release Lever WARNING DO NOT engage or disengage the motor release lever until the On/Off switch on the joystick is in the Off position. CAUTION Ensure both motor release levers are fully engaged before driving the wheelchair NOTE: For this procedure, refer to FIGURE 11.2.

  • Page 70: Testing The Electro-Mechanical Parking Brake

    • A reading of 0 ohms or a very high reading (Megaohms or O.L. (out of limit)) indicates a shorted brake or an open connection respectively. If either condition exists, send the motor to Invacare Technical Service for inspection/repair. WARNING A shorted electro-mechanical brake will damage the brake output section in the controller.

  • Page 71: Section 12-Electronics

    SECTION 12—ELECTRONICS SECTION 12—ELECTRONICS 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 72: Repositioning The Joystick Mounting Bracket

    SECTION 12—ELECTRONICS Repositioning the Joystick Mounting Bracket NOTE: For this procedure, refer to FIGURE 12.2. NOTE: Take note of position and orientation of mounting hardware for reinstalling the joystick assembly. 1. Turn the adjustment lock lever to release the joystick mounting tube from the mounting bracket.

  • Page 73: Connecting

    SECTION 12—ELECTRONICS Connecting CAUTION The joystick connector and controller connector fit together in one way only. DO NOT force them together. 1. 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. 2.
  • Page 74 SECTION 12—ELECTRONICS 4. Remove the right battery from the wheelchair. Refer to Removing/Installing Batteries on page 60. 5. Disconnect the right and left motor leads from the controller. 6. Disconnect the battery connector from the controller. 7. Disconnect the joystick cable from the controller. 8.

  • Page 75: Cable Routing

    SECTION 12—ELECTRONICS Cable Routing WARNING Cables MUST be secured to the wheelchair frame and/or base with tie-wraps after servicing is complete. Failure to follow the warnings and instructions below could result in injury to the users, attendants and/or bystanders and/or damage to the wheelchair.

  • Page 76: Section 13-Accessories

    SECTION 13—ACCESSORIES SECTION 13—ACCESSORIES 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 77: Installing/Removing The Oxygen Holder

    Contact your oxygen supplier for instructions in the use of oxygen. Extreme care MUST be exercised when using oxygen in close proximity to electric circuits. The Invacare oxygen holder is designed to be used in conjunction with D or E size tanks or the home filled tank ML6.

  • Page 78: Installing/Removing/Using The Walker Holder

    SECTION 13—ACCESSORIES Protective Caps Clamp Knob Welded Nut Clamp Knob Upper Support Clamp Knob Welded Mounting Accessory Tube Tube Lower Support Mounting Nut Welded Nut Protective Mounting Bolt Caps Clamp Mounting Hand Knob Knob NOTE: Seat not shown. FIGURE 13.2 Installing/Removing the Oxygen Holder Installing/Removing/Using the Walker Holder INSTALLATION WARNINGS After any adjustments, repair or service and before use, make sure that all attaching...

  • Page 79: Using

    SECTION 13—ACCESSORIES Using 1. Fold walker. Refer to instructions provided with the walker. NOTE: Walker MUST be folded before using walker holder. 2. Hang folded walker on walker holder hooks. 3. Secure walker with hook and loop straps. DETAIL “A” Seat Hook Walker Holder...

  • Page 80: Limited Warranty

    LIMITED WARRANTY For warranty information, please refer to the original owner’s manual which came with this product, or contact Invacare for more information. www.invacare.com Invacare Corporation Canada Invacare, Yes, you can., the Medallion One Invacare Way 570 Matheson Blvd E Unit 8...

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