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Related Manuals for Invacare ProntoM41
Summary of Contents for Invacare ProntoM41
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Page 1: Service Manual
Invacare ® Pronto ® M41 with SureStep ® SERVICE MANUAL Edition: 28.11.2012... -
Page 2: Pronto M
+44 (0)1656 77 62 20 Pencoed Technology Park uk@invacare.com Pencoed Bridgend CF35 5HZ WWW: www.invacare.co.uk United Kingdom Invacare Mecc San s.r.l. +39 0445 38 00 59 Fax: +39 0445 38 00 34 Via dei Pini, 62 italia@invacare.com I - 36016 Thiene (VI) WWW: www.invacare.it... - Page 3 ® Invacare - PRONTO M41 SERVICE MANUAL +353 18 10 70 84 Invacare Ireland Ltd. Unit 5 Seatown Business Campus Fax: +353 18 10 70 85 ireland@invacare.com Seatown Rd, Swords WWW: www.invacare.ie County Dublin Ireland ( (Kundeservice): Invacare® AS +47 (0)22 57 95 00...
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Page 4: Table Of Contents
® SERVICE MANUAL Invacare - PRONTO M41 Contents Chapter Page Introduction General information ........................6 Notes on transport ........................6 Definition and representation of information and safety information in this manual ..7 Hazard symbols and symbols used ..................8 Images in this manual ....................... - Page 5 ® Invacare - PRONTO M41 SERVICE MANUAL 7.7.2 Removing/Installing the front/rear casters ..............40 7.7.3 Adjusting forks ......................41 7.7.4 Removing/Installing forks and/or caster assemblies ............ 42 7.7.5 Removing/Installing the drive wheel ................43 Covers and frame ........................44 7.8.1 Removing/Installing the top cover .................
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Page 6: Introduction
● Alterations to the mobility aid which occur as a result of incorrectly or improperly executed maintenance or overhaul work lead to the exclusion of all liability on the side of INVACARE. ● If you have any problems or questions please contact Invacare® Service. -
Page 7: Definition And Representation Of Information And Safety Information In This Manual
® Invacare - PRONTO M41 SERVICE MANUAL Definition and representation of information and safety information in this manual Different types of information and signal words are used throughout this manual. HAZARD! The signal word "HAZARD!" refers to immediate hazards. ● The following lines in italics refer to actions which serve to avoid such hazards. -
Page 8: Hazard Symbols And Symbols Used
® SERVICE MANUAL Invacare - PRONTO M41 Hazard symbols and symbols used Different types of hazard symbols and symbols are used throughout this manual. General hazards This symbol warns you of general hazards! ● Always follow the instructions to avoid injury to the user or damage to the product! -
Page 9: Images In This Manual
® Invacare - PRONTO M41 SERVICE MANUAL Images in this manual The detailed images in this manual are given digits to identify various components. Component numbers in text and operational instructions always relate to the image directly above. -
Page 10: Safety And Fitting Instructions
® SERVICE MANUAL Invacare - PRONTO M41 Safety and fitting instructions These safety instructions are intended to prevent accidents at work, and it is imperative that they are observed. WARNING! This section contains important information for the safe operation and use of this product. -
Page 11: Before Any Inspection Or Repair Work
® Invacare - PRONTO M41 SERVICE MANUAL Before any inspection or repair work ● Read and observe this repair manual and the associated operating manual! ● Observe the minimum requirements for carrying out the work (see chapter entitled „General information)! - Page 12 Any changes to the drive program can affect the driving characteristics and the tipping stability of the vehicle! ● Changes to the drive program may only be carried out by trained Invacare® specialist dealers! ● Invacare® supplies all mobility aids with a standard drive program ex-works. Invacare® can...
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Page 13: Recommended Tools
® Invacare - PRONTO M41 SERVICE MANUAL Recommended tools The following tools are recommended for servicing this wheelchair: ● 5 mm ball head 10-inch t-handle allen wrench ● Flat tip screwdriver ● ½-inch deep socket and 3/8-inch ratchet ● Small and medium Phillips® screwdriver ●... -
Page 14: Service Plan (1X Annually)
® SERVICE MANUAL Invacare - PRONTO M41 Service plan (1x annually) These adjustments should be made whenever this product is serviced, especially as part of the initial unit setup. Follow these procedures: CAUTION! Danger of injury and damage to property, if the maximum speed reduction on a wheelchair with a lifter does not function correctly! The wheelchair’s control unit must reduce the maximum possible speed as soon as the... -
Page 15: Operational Faults
The tables for rectification of operational faults listed in the following chapters are only an excerpt from the original manufacturer's manuals. You can obtain the original manuals from Invacare®. If you have problems with the mobility aid, please proceed as follows: ·... -
Page 16: Information Gauge Diagnostics
® SERVICE MANUAL Invacare - PRONTO M41 5.1.2 Information gauge diagnostics Display Description Definition Comments 1 Informtion gauge All LEDs are off. Power is off. All LEDs are on. Power is on. Fewer than three LEDs on implies reduced battery charge. -
Page 17: Service Indicator Diagnostics
® Invacare - PRONTO M41 SERVICE MANUAL 5.1.3 Service Indicator Diagnostics Number Diagnostics Error Code Details of Possible of Flashes Code Description Code* Error Code Solution User Fault Stall Timeout or Release joystick to user error. neutral and try again. - Page 18 ® SERVICE MANUAL Invacare - PRONTO M41 Number Diagnostics Error Code Details of Possible of Flashes Code Description Code* Error Code Solution Hardware Current Limit Fault Left Park Left Park Brake Check the left park Brake Fault Drive-Time Test brake connections Failed and cable.
- Page 19 Replace Bus cable. Low communication mode General General fault Check all Fault connections and wiring. Contact Invacare Technical Service. Incompatible/ Incompatible/ Wrong type of incorrect incorrect Remote remote connected. Remote Ensure the branding of the joystick matches that of...
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Page 20: Motor/Gearbox/Brake
® SERVICE MANUAL Invacare - PRONTO M41 5.1.4 Motor/Gearbox/Brake PROBLEM PROBABLE SOLUTIONS Documentation CAUSE Bad bearings. If bearings are bad, replace See chapter Motor makes a motor. 8.10.1. clicking noise. Raised commutator Ohm out motor and replace See chapter 7.1 plate inside of motor. -
Page 21: Battery
(worn or chapter 7.2. out brushes may be possible). Controller power Replace controller or send to See chapter stage board or Invacare for repair. 8.11.4. relays may be damaged. Controller senses Stop driving and let electronics Motor runs but heavy load and has cool. -
Page 22: Battery Charger
Check for AC power with digital outlet. volt meter. Damaged power Check for damage on the power cord. cord, replace if damaged or send to Invacare for repair. Charger LED’s burnt Replace charger. out. Charger may have Remove charger cover and internal fuse that is check for fuses. -
Page 23: Test Procedures
Measure the resistance between the two motor contacts. Note A normal reading is between 0.5 and 5 ohms. A reading of 0 ohms or in excess of 15 ohms indicates a problem. High readings are generally caused by bad connections and/or damaged brushes. Contact Invacare. -
Page 24: 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 25: Rain Test
® Invacare - PRONTO M41 SERVICE MANUAL Rain test ● Check to ensure that the RED and GREY battery terminal caps are secured in place, joystick boot is not torn or cracked where water can enter and that all electrical connections are secure at all times. -
Page 26: Checking Battery Charge Level
® SERVICE MANUAL Invacare - PRONTO M41 ● Run the wheelchair in neutral for at least 2 minutes. ● Sit in wheelchair and place your feet against a door jam, workbench, or other stationary object. ● Carefully push the joystick forward, trying to drive the wheelchair through the stationary object. -
Page 27: Checking An Actuator
® Invacare - PRONTO M41 SERVICE MANUAL Checking an actuator ● Switch the electronics OFF on the remote. ● Remove the controller cover, as described in chapter 8.8.3. ● Take exact note of the positions of all cables and the sockets that they are connected to. Mark the connectors and sockets or take a photograph with a digital camera. -
Page 28: Repair Work
® SERVICE MANUAL Invacare - PRONTO M41 Repair work Arms (Van 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 29: Replacing The Armrest Assembly
® Invacare - PRONTO M41 SERVICE MANUAL 7.1.2 Replacing the Armrest Assembly ● If necessary, remove the joystick. Refer to chapter 8.11.1. ● Remove the mounting screw (6), three washers (5), and locknut (4) that secures the existing armrest (1) to the arm post. -
Page 30: Van Seat
® SERVICE MANUAL Invacare - PRONTO M41 Van 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 31: Adjusting Seat Depth
® Invacare - PRONTO M41 SERVICE MANUAL 7.2.2 Adjusting Seat Depth ● Remove the seat, as described in chapter 8.2.1. ● Remove the seat base (3) from the seat assembly, as described in chapter 8.2.4. ● Remove the six mounting screws (5) located under the seat that secure the seat back (1) assembly in place. -
Page 32: Adjusting The Seat Height
® SERVICE MANUAL Invacare - PRONTO M41 7.2.3 Adjusting the seat height Note The seat can be adjusted to five height positions in 1-inch increments. WARNING! The proper seat post mounting positions (1) are described in chapter 8.2.4. For users over 220 lbs - mounting holes 3, 4 and 5 must be used with the seat in the 1-inch back position (chapter 8.2.4). - Page 33 ® Invacare - PRONTO M41 SERVICE MANUAL ● Remove the seat, as described in chapter 8.2.1. ● Remove the four mounting screws (4) and washers (3) securing the seat pivot to the seat base (2). ● Separate the seat pivot from the seat base.
- Page 34 ® SERVICE MANUAL Invacare - PRONTO M41 Proper seat positions for 18-inch deep back setting WEIGHT SEAT POST I-INCH STANDARD 1-INCH LIMITATION MOUNTING HOLE BACK FORWARD 300 LBS 220 LBS 150 LBS Legend: Y - Use N/A - Do not use...
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Page 35: Standard Seat
® Invacare - PRONTO M41 SERVICE MANUAL Standard seat 7.3.1 Replacing the standard backrest Dismantling the backrest unit: ● Remove the backrest cushion. ● Undo and remove the handwheels (3). ● Use two 13 mm socket spanners to undo the bolts (4) including the nuts and washers on the left-hand and right-hand side of the chair. -
Page 36: Standard Seat
® SERVICE MANUAL Invacare - PRONTO M41 Refitting the backrest unit: ● Replace the parts in the reverse order. ● To conclude, you should always carry out a trial run to test the vehicle functions. 7.3.2 Standard seat WARNING: Danger of crushing! The seat is very heavy. -
Page 37: Replacing The Lap Belt
® Invacare - PRONTO M41 SERVICE MANUAL The picture shows where the drillholes for fixing the seat frame (3) are located on the base frame. ● Rear drillholes (1) ● Front bolts (2) ● The seat frame can only be fixed in one position on the base frame. -
Page 38: Standard Seat
® SERVICE MANUAL Invacare - PRONTO M41 Standard seat Note A nut is fixed between the two washers (2) and (4) as a spacer so that the belt mounting can rotate freely. ● Remove the plastic cap (5). ● Loosen the bolt (3) and the associated nut... -
Page 39: Footboard
® Invacare - PRONTO M41 SERVICE MANUAL Footboard 7.6.1 Removing/Installing the footboard assembly WARNING! Pinch point may occur when rotating the footboard assembly. Removing the footboard assembly ● Remove the quick release pin (2) that secures the footboard assembly (4) to the wheelchair frame by depressing the button while sliding the pin out. -
Page 40: Wheels
® SERVICE MANUAL Invacare - PRONTO M41 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. -
Page 41: Adjusting Forks
® Invacare - PRONTO M41 SERVICE MANUAL Note If the caster moves side to side, tighten the locknut slightly. Repeat the last step until there is no side to side movement of the caster. 7.7.3 Adjusting forks Headtube Cap Spacer... -
Page 42: Removing/Installing Forks And/Or Caster Assemblies
® SERVICE MANUAL Invacare - PRONTO M41 7.7.4 Removing/Installing forks and/or caster assemblies Note Front and rear forks are replaced in the same manner. Removing forks and/or caster assemblies ● Remove the caster (7) from the fork if necessary. Refer to chapter 8.7.2. -
Page 43: Removing/Installing The Drive Wheel
® Invacare - PRONTO M41 SERVICE MANUAL 7.7.5 Removing/Installing the drive wheel Removing the drive wheel ● Remove locknut (1) and washer (2). ● Remove the wheel (4) from the drive shaft (6). If necessary, use a wheel puller to remove the wheel (4) from the drive shaft (6). -
Page 44: Covers And Frame
® SERVICE MANUAL Invacare - PRONTO M41 Covers and frame CAUTION! 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 45: Removing/Installing The Front Cover
® Invacare - PRONTO M41 SERVICE MANUAL Installing the front cover ● Pull joystick cable through the center hole in the top cover (5). ● Place the top cover (5) on the base frame. Note Pull the cover forward to clear the motor release levers. -
Page 46: Removing/Installing The Controller Cover
® SERVICE MANUAL Invacare - PRONTO M41 7.8.3 Removing/Installing the controller cover Removing the controller cover ● Remove the two screws (2) that secure the controller cover (4) to the frame (3). ● Remove the controller cover (4). Installing the controller cover ●... -
Page 47: Removing/Installing The Swingarm Assembly
® Invacare - PRONTO M41 SERVICE MANUAL 7.8.4 Removing/Installing the swingarm assembly Screws Swingarm Hook Locknut Motor Bracket Spacer Spring Frame Removing the swingarm assembly ● Remove the front caster assembly, as described in chapter 8.7.4 ● Remove the drive wheel, as described in chapter 8.7.5. -
Page 48: Removing/Installing The Spring
® SERVICE MANUAL Invacare - PRONTO M41 7.8.5 Removing/Installing the spring Removing the spring ● Unhook the spring (1) from the hooks (2) on the frame (3) and the bracket (4). Installing the spring ● Install the spring (1) to the hooks (2) on the frame (3) and the bracket (4). -
Page 49: 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. -
Page 50: Using The Proper Batteries
® SERVICE MANUAL Invacare - PRONTO M41 7.9.2 Using the proper batteries ● Place battery (1) on ground/flat surface. ● Visually draw a horizontal and vertical centerline through the middle of battery. ● Position the battery so that the terminals are above the horizontal centerline. -
Page 51: Removing/Installing Batteries
® Invacare - PRONTO M41 SERVICE MANUAL 7.9.3 Removing/Installing batteries Requirements: ● 7/16-INCH (6PT) Box Wrench ● Diagonal Cutters WARNING! Injury hazard due to discharged acid. ● Always use the battery handle when lifting the battery. It is the most convenient method and assures that the battery acid will not spill. - Page 52 ® SERVICE MANUAL Invacare - PRONTO M41 Removing the battery: ● Verify the joystick On/Off switch is in the Off position and disconnect joystick cable (not shown), refer to chapter 8.11.3. ● Remove the seat, as described in chapter 8.2.1.
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Page 53: Connecting/Disconnecting Battery Cables
® Invacare - PRONTO M41 SERVICE MANUAL 7.9.4 Connecting/Disconnecting battery cables 7.9.4.1 Connecting battery cables WARNING: ELECTRICAL HAZARD! Serious personal injury or damage may occur in case of an electrical short. ● NEVER allow any of your tools and/or battery cables to contact both battery terminals at the same time. - Page 54 ® SERVICE MANUAL Invacare - PRONTO M41 Black connectors Red connector Negative (-) battery terminal Posititve (+) battery terminal Posititve (+) battery cable Mounting screw UI Battery Posititve (+) battery terminal Tie-wraps Negative (--) battery terminal L-bracket with mounting Left battery...
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Page 55: Disconnecting Battery Cables
® Invacare - PRONTO M41 SERVICE MANUAL 7.9.4.2 Disconnecting battery cables WARNING: ELECTRICAL HAZARD! Serious personal injury or damage may occur in case of an electrical short. ● The use of rubber gloves is recommended when working with batteries. ● NEVER allow any of your tools and/or battery cables to contact both battery terminals at the same time. -
Page 56: Motors
® SERVICE MANUAL Invacare - PRONTO M41 7.10 Motors WARNING! Personal injury or damage may occur in case of repairing or servicing the wheelchair. ● After ANY adjustments, repair or service and before use, make sure that all attaching hardware is tightened securely. - Page 57 ® Invacare - PRONTO M41 SERVICE MANUAL ● Remove the locknut (2) and spacer (3) that secure the swingarm (4) assembly to the frame (9). ● Remove the swingarm (4) and motor (5). ● Remove the four screws (1) that secure the swingarm (4) assembly to the motor (5).
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Page 58: 7.10.2 Engaging/Disengaging Motor Release Lever
® SERVICE MANUAL Invacare - PRONTO M41 7.10.2 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. -
Page 59: Electronics
® Invacare - PRONTO M41 SERVICE MANUAL 7.11 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 60: Repositioning The Joystick Mounting Bracket (Office Style Seat)
® SERVICE MANUAL Invacare - PRONTO M41 7.11.2 Repositioning the joystick mounting bracket (office style seat) Note Take note of position and orientation of mounting hardware for reinstalling the joystick assembly. Armrest plate Mounting holes on arm frame Hex mounting screws... -
Page 61: 7.11.3 Disconnecting/Connecting The Joystick
® Invacare - PRONTO M41 SERVICE MANUAL 7.11.3 Disconnecting/Connecting the joystick Seat Light grey collar Joystick cable Controller connector Joystick Joystick connector Disconnecting the joystick ● Hold the light Grey collar (4) portion of the joystick connector (6) with one hand and the controller connector (5) on the wheelchair in the other and disconnect them by pulling them apart. -
Page 62: 7.11.4 Replacing The Controller
® SERVICE MANUAL Invacare - PRONTO M41 7.11.4 Replacing the controller WARNING! Do not attempt to perform this procedure with any power supplied to the wheel chair. The joystick and batteries (6) must be disconnected prior to beginning to remove the controller module. -
Page 63: 7.11.5 Cable Routing
® Invacare - PRONTO M41 SERVICE MANUAL Note Route the joystick cable (not shown) through the hole in the top cover (not shown) when installing the new controller. Route the joystick cable, two battery cables, and the motor cable beneath the tabs. -
Page 64: Updating The Driving Program
· Alterations to the drive program must only be carried out by trained Invacare®-dealers! · Invacare® can only assume a warranty for the safe vehicle handling of the wheelchair – in particular tipping stability - for unaltered standard drive programs! Pre-requisites: ●... -
Page 65: Accessoires
● Align slot on base with hook (2) on crutch/cane holder (1) and slide base (3) down into position. Further accessoires Note The installation instructions for additional accessories are available at your Invacare® specialist ® supplier or directly from Invacare...