Permobil M3 Corpus 3 Service Manual
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Permobil M3 Corpus 3 Service Manual

Permobil M3 Corpus 3 Service Manual

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Service manual | British English
M3 Corpus
Model version 3

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Summary of Contents for Permobil M3 Corpus 3

  • Page 1 Service manual | British English M3 Corpus Model version 3...

  • Page 2: How To Contact Permobil

    They must contact their local Permobil dealer for any maintenance or repair needs. Head office of the Permobil group Always state the serial number when contacting Permobil to ensure that the correct information is Permobil AB provided. Klökanvägen 16 863 41 Sundsvall Sweden Tel.:...

  • Page 3: Table Of Contents

    Important information Warranty Technical support Spare parts and accessories Ordering documentation Scrapping and recycling Safety instructions Descriptions of admonitions Specifications Wiring diagram 3.1.1 Seat 3.1.2 Chassis Serial number labels 3.2.1 Serial number label on the chassis 3.2.2 Serial number label on the Power Platform module 3.2.3 Serial number label on the control panel Repairs...
  • Page 4 5.1.11 Thigh support Chassis 5.2.1 Shock absorber Control panel and electronics 5.3.1 The control system Speed restriction conditions Adjustments Seat cushions and UniTrack rails Backrest cushions Troubleshooting Troubleshooting guide Diagnostics R-net LED control panel 8.2.1 Battery voltage indicator 8.2.2 Steady 8.2.3 Slowly flashing red LEDs, 1–2 LEDs 8.2.4...

  • Page 5: Important Information

    For further information about applicable warranties, see https://permobilus.com/support/warranties/. NOTICE Unapproved replacement of parts If any part is replaced without approval from Permobil, the wheelchair warranty will become void. Permobil accepts no liability for any loss that occurs as a result of a control system component being opened, adjusted or modified without permission.

  • Page 6: Safety Instructions

    M3 Corpus Safety instructions - Descriptions of admonitions Safety instructions Descriptions of admonitions The following admonitions describing warnings, remarks and explanatory texts are used throughout this manual to draw attention to items of significant importance to safety: DANGER! Danger admonition Indicates a dangerous situation which, if not avoided, could result in death as well as serious damage to the product or other property.

  • Page 7: Specifications

    M3 Corpus Specifications - Wiring diagram 3 Specifications Wiring diagram 3.1.1 Seat Specifications - 7...

  • Page 8: Specifications - Wiring Diagram

    M3 Corpus Specifications - Wiring diagram 8 - Specifications...

  • Page 9: Chassis

    M3 Corpus Specifications - Wiring diagram 3.1.2 Chassis Specifications - 9...
  • Page 10 M3 Corpus Specifications - Wiring diagram Front Front +24v +24v 10 - Specifications...

  • Page 11: Serial Number Labels

    XXXXXX: XXXXXX manufacturer Medical device HVIN: XXXXXX YYYY-MM-DD Patent: H. Unique Device Identification (UDI) as a www.permobil.com/patents (01)XXXXXXXXXXX GS1 DataMatrix including: date of manufacture and serial (11)YYMMDD (21)XXXXXXXXXX number 3.2.2 Serial number label on the Power Platform module The serial number label on the Power Platform module is located on the lower right side of the module.

  • Page 12: Repairs

    M3 Corpus Repairs - Seat 4 Repairs Seat 4.1.1 Removing the seat For this task the following tools are necessary: • 1 Allen key 3 mm • 1 Allen key 4 mm • 1 Allen key 5 mm Turn off the main power switch on the control panel. 2.

  • Page 13: Installing The Seat

    M3 Corpus Repairs - Seat 8. Loosen the screws on the cable clips 9. Remove the LIN/ICS cable, the ICS extension cable 1.2, and the AP elevator tilt motor cable from the cable clips 10. Remove the six screws holding the seat. Make note of in what hole pattern the seat is mounted with consideration to subsequent mounting.

  • Page 14: Seat Plates

    M3 Corpus Repairs - Seat 3. Connect the trunk cable and the ICS cable to the seat hub on the back of the backrest. Attach the cables to the cable hook 4. Attach the LIN/ICS cable, the ICS extension cable 1.2, and the AP elevator tilt motor cable to the cable clips 5.

  • Page 15: Unitrack Rails

    M3 Corpus Repairs - Seat 4.1.3.1 Removing the seat plates Remove the seat cushion by lifting it straight up. It is attached with Velcro on the rear of the cushion. 2. Remove the seat plates, which are held in place by four screws.

  • Page 16: Removing The Backrest

    M3 Corpus Repairs - Seat 4.1.4.2 Installing the UniTrack rail Install the UniTrack rail using two screws . Use a torque wrench to tighten the screws. Tightening torque 9.8 N m (7.2 lb. ft.). 4.1.5 Backrest Backrest plates are available in three different widths to fit most users.

  • Page 17: Installing The Backrest

    M3 Corpus Repairs - Seat 4. Remove the lower section of the back rest by pulling the backrest plate straight up so it can be removed from the four locking devices. 4.1.5.2 Installing the backrest Assembly the lower backrest plate by lining up the four ‘keyholes’...

  • Page 18: Backrest Actuator

    M3 Corpus Repairs - Seat 3. Install the upper backrest plate by sliding it down into the lower plate's grooves. The height of the backrest may need to be adjusted. 4. Attach the backrest cushion by pressing it against the plate in the desired position to ensure good contact for the Velcro on its underside.
  • Page 19 M3 Corpus Repairs - Seat 7. Remove the UniTrack and the seat plate brackets as one unit by pulling it straight out from the left side. 8. Remove the actuator connector by pushing in the two latches on the connector and pulling it straight out from the junction box on the right side of the seat.
  • Page 20 M3 Corpus Repairs - Seat 12. Remove the spacer. 13. Remove the screw and washer from the front bracket of the actuator. 14. Remove the actuator. 4.1.6.2 Installing the backrest actuator Install the backrest actuator bracket. See 4.1.7 Backrest actuator bracket 20 - Repairs...
  • Page 21 M3 Corpus Repairs - Seat 2. Apply grease (Lubetec Red Guard or equivalent) on the shaft. 3. Install the front end of the actuator with the screw and washer. Tightening torque 9.8 N m (7.2 lb. ft.). 4. Apply grease (Lubetec Red Guard or equivalent) on the spacer.
  • Page 22 M3 Corpus Repairs - Seat 6. Raise the backrest to get the slewing bracket in the correct position. Hold the actuator and backrest in place until it is secured with the screw in the upcoming step. 7. Push the screw with washer through the spacer and the slewing bracket.

  • Page 23: Backrest Actuator Bracket

    Parts needed are included in the spare parts kit. Contact Permobil or your dealer for further information. 4.1.7.2 Removing the backrest actuator bracket Raise the seat to its highest position.
  • Page 24 M3 Corpus Repairs - Seat 3. Remove the seat cushion. 4. Remove the thigh supports. 5. Remove the seat plates. See 4.1.3 Seat plates, page 14. 6. Remove the two screws securing the seat plate brackets on the left side. 7.
  • Page 25 M3 Corpus Repairs - Seat 11. Remove screw and washer from the front bracket of the actuator. 12. Remove the actuator. 13. Remove the three screws and the nut with the washer securing the actuator. If triggered: remove the broken part of the middle screw by screwing it upward from below.
  • Page 26 M3 Corpus Repairs - Seat 4.1.7.3 Installing the backrest actuator bracket Fit the leaf spring on the actuator bracket. 2. Install the key on top of the leaf spring. 3. Install the front screw through the seat plate into the actuator bracket.
  • Page 27 M3 Corpus Repairs - Seat 4. Install the M6x20 screw through the rear seat bar, the actuator bracket and washer into the lock nut. Leave a 1 mm (0.04 inches) gap between the actuator bracket and the seat plate. 5. Install the backrest actuator, see 4.1.6.2 Installing the backrest actuator, page 20.
  • Page 28 M3 Corpus Repairs - Seat 6. Test the backrest actuator bracket function by pushing the backrest forward and then try to pull it backwards. It should lock in a forward position. If the function is defective then the backrest will go back to its original position. When defective always check that the gap between the actuator bracket and seat is 1 mm (0.04 inches) and that the leaf spring is not flattened or damaged in any way.
  • Page 29 M3 Corpus Repairs - Seat 7. Push in the key using an awl and pull the backrest backwards into its original position. 8. Install the M4x20 screw through the bushing and the rear seat bar. 9. Tighten the M4x20 screw with 2.9 N m (2.2 lb.

  • Page 30: Manual Backrest Adjustment Unit

    M3 Corpus Repairs - Seat 11. Push back the UniTrack rail brackets with the rail onto the seat bars. 12. Install the two screws securing the two UniTrack rail brackets. Tightening torque 9.8 N m (7.2 lb. ft.). 13. Secure the cabling for the actuator in its fixing points. Consider the arrangement of the cables carefully and make sure there is no risk of them getting trapped or otherwise damaged.

  • Page 31: Armrest Height Adjustment Mechanism

    M3 Corpus Repairs - Seat 2. Remove the UniTrack rail from the left side of the seat. See 4.1.4 UniTrack rails, page 15. 3. Hold the backrest in a steady grip as you remove the manual adjustment unit. Remove the nut, washer and screw from the rear bracket of the adjustment unit.
  • Page 32 M3 Corpus Repairs - Seat 4. Disconnect the cables from the seat hub at the back of the backrest. Release the cable from the cable brackets at the armrest hinge. Make note of how the cable is mounted with consideration to subsequent mounting. 5.
  • Page 33 M3 Corpus Repairs - Seat 7. Carefully move the armrests together with armrest hinge backwards. Lay the armrest together with the armrest hinge behind the seat. 8. Loosen the two screws on the left and the right side of the backrest profile.
  • Page 34 M3 Corpus Repairs - Seat 11. Remove the adjustment bar brackets, which are each held in place by two screws. 12. Screw the adjustment bar down far enough to be able to prize it up out of the groove on the backrest profile. 4.1.9.2 Installing the armrest height adjustment mechanism Push the threaded rod into the backrest profile and at the...
  • Page 35 M3 Corpus Repairs - Seat 3. Assemble the adjustment bar brackets, which are each held in place by two screws. 4. Reassemble the end cover of the backrest profile by pushing it straight into the end of the profile. Secure the cover by tightening the screws on the left and right.
  • Page 36 M3 Corpus Repairs - Seat 6. Carefully put the armrests and the armrest hinge back to its original position. 7. Attach the armrest hinge with the four screws and washers. Tighten the screws using a torque wrench. Tightening torque 9.8 N m (7.2 lb. ft.). 8.

  • Page 37: 4.1.10 Panel Holder

    M3 Corpus Repairs - Seat 4.1.10 Panel holder For this task the following tools are necessary: • Allen key 4 mm • Allen key 5 mm • Diagonal pliers • Means of documentation (camera, pen and paper etc.) 4.1.10.1 Removing the panel holder Turn off the main power switch on the control panel.
  • Page 38 M3 Corpus Repairs - Seat 5. Loosen the screw(s). 6. Pull out the panel holder. 38 - Repairs...
  • Page 39 M3 Corpus Repairs - Seat 4.1.10.2 Installing the panel holder Push in the panel holder either in through the clamp or into the UniTrack. 2. Tighten the screw(s). Repairs - 39...

  • Page 40: Leg Rest

    M3 Corpus Repairs - Seat 3. Connect the control panel’s cable connection. 4. Check your documentation of the cable ties locations and attach the cable ties accordingly. 5. Turn on the main power switch on the control panel. 4.1.11 Leg rest For this task the following tools are necessary: •...
  • Page 41 M3 Corpus Repairs - Seat 3. Remove the front ends of the UniTrack rails. 4. Remove the front bracket of the manual adjustment unit or actuator. Remove the screw and washer. 5. Remove the leg rest, which is held in place by two screws and spacers.
  • Page 42 M3 Corpus Repairs - Seat 4.1.11.2 Installing the leg rest Install the leg rest using the two screws and spacers. Use a torque wrench to tighten the screws. Tightening torque 24 N m (17.7 lb. ft.). 2. Install the front bracket of the manual adjustment unit or actuator.

  • Page 43: Leg Rest Actuator

    M3 Corpus Repairs - Seat 4.1.12 Leg rest actuator The leg rest actuator exists in two different versions. What sets them apart is the direction of the actuator motor. For standing wheelchair, the actuator motor points forward and for the other wheelchairs, the actuator motor points backwards.

  • Page 44: Leg Rest Strap

    M3 Corpus Repairs - Seat 4.1.12.2 Installing the leg rest actuator When the leg rest actuator is replaced with a new LINAK LA42 actuator, the actuator bracket must also be replaced to fit the LINAK LA42 leg rest actuator. Install the leg rest actuator bracket. See 2.

  • Page 45: 4.1.14 Leg Rest Slide Bushings

    M3 Corpus Repairs - Seat 2. Lift up the leg rest's top cover. 3. Remove one end of the leg rest strap by carefully raising the lower section of the leg rest slightly and at the same time removing the two screws on the front of the leg rest. Then pull the assembling plate out of the loop of the strap.
  • Page 46 M3 Corpus Repairs - Seat 3. Remove one end of the leg rest strap by carefully raising the lower section of the leg rest slightly and at the same time removing the two screws on the front of the leg rest. Pull the assembling plate out of the loop of the strap.

  • Page 47: Power Extension Leg Rest

    M3 Corpus Repairs - Seat 4.1.14.2 Installing the leg rest slide bushings Install the slide bushing in the lower section of the leg rest, making sure the locking tabs on the bushing are securely fixed in the hole in the leg rest. See fig. . 2.
  • Page 48 M3 Corpus Repairs - Seat 4. Remove the front ends of the UniTrack rails. 5. Remove the front bracket of the manual adjustment unit or actuator. Remove the screw (3), washer (4) and spacer (5). 6. Remove the leg rest, which is held in place by a axle (2) with a circlip (1) on the left and right side of the leg rest.

  • Page 49: 4.1.16 Leg Rest Extension Actuator

    M3 Corpus Repairs - Seat 3. Install the front ends of the UniTrack rails. 4. Depending on actuator type, connect the articulation actuator. See 4.1.16.2 Installing the leg rest extension actuator, page 51. 5. Install the leg rest's top cover by carefully pressing its bracket into place on the leg rest's axle.
  • Page 50 M3 Corpus Repairs - Seat 3. Extend the leg rest 100 mm (4 inches). 4. Turn off the main power switch on the control panel. 5. Depending on actuator type, disconnect the leg rest extension actuator connector either from the junction box or divide it by the actuator.
  • Page 51 M3 Corpus Repairs - Seat 7. Remove the power extension leg rest. See 4.1.15 Power extension leg rest 8. Remove the leg rest cap from the bottom of the leg rest profile. 9. Remove the screws on both sides of the leg rest profile. Use a wrench as resistance from the inside of the leg rest profile.
  • Page 52 M3 Corpus Repairs - Seat 2. Place the actuator from the top down into the leg rest profile 3. Install the shaft into the installation point of the actuator piston. 4. Install the two circlips on each end of the shaft. 5.

  • Page 53: Manual Leg Rest Adjustment Unit

    M3 Corpus Repairs - Seat 10. The cable connection depends on the actuator type. For LINAK LA42, route the cable up and behind the front of the seat frame but make sure to leave some slack on the cable when you do so. Continue with the cable straight across the seat frame to the left side.
  • Page 54 M3 Corpus Repairs - Seat 2. Remove the UniTrack rail on the right side of the seat. See 4.1.4 UniTrack rails, page 15. 3. Remove the lock nut from the front bracket of the adjustment unit. 4. Remove the two screws on the adjustment unit. 5.

  • Page 55: 4.1.18 Footplates

    M3 Corpus Repairs - Seat 4.1.17.2 Installing the manual leg rest unit To replace or install a new bracket, see 2. Install the rear fixing screw (M6x12) and washer for the adjustment unit. 3. Tighten the screw using a torque wrench. Tightening torque 9.8 N m (7.2 lb.
  • Page 56 M3 Corpus Repairs - Seat 2. Remove the screw holding the footplate in place. 3. Remove the footplate friction brake by taking the parts off the shaft. 4. Remove the footplate by taking it off the shaft. 4.1.18.2 Installing the footplates Install the footplate by sliding it onto the shaft.
  • Page 57 M3 Corpus Repairs - Seat Pull out the cover, (A). 2. Loosen the two screws that hold the bracket in place. 3. Remove the whole bracket. Leave the footplates still attached. 4. Install the footplate by sliding it onto the shaft. 5.

  • Page 58: 4.1.19 Knee Support

    M3 Corpus Repairs - Seat 7. Install the new bracket. 8. Insert the two screws that hold the bracket in place. Tighten the screws using a torque wrench. Tightening torque 9.8 N m (7.23 lb. ft.). 9. Push in the bottom cover, (A). 4.1.19 Knee support For this task the following tools are necessary: •...
  • Page 59 M3 Corpus Repairs - Seat • 1 Allen key 4 mm • 1 Allen key 5 mm 4.1.19.1 Removing the knee support Press and hold the latch and lift the knee support straight 2. Loosen the two screws and slide the latch to expose screw 3.
  • Page 60 M3 Corpus Repairs - Seat 5. Remove the plastic plug. 4.1.19.2 Installing the knee support Push the plastic plug into the tube. 60 - Repairs...
  • Page 61 M3 Corpus Repairs - Seat 2. Place the lock mechanism at the desired height. 3. Install the lock with M6x16 hexagon socket head screw 4. Torque screw to 9.8 N m (7.2 lb. ft.). 5. Slide the latch down. 6. Tighten screws using a torque wrench.
  • Page 62 M3 Corpus Repairs - Seat 4.1.19.3 Removing the knee pads Loosen the two screws 2. Remove the knee support pads from the rod. 3. Remove the upholstery. 4. Remove the four screws on each knee pad. 5. Remove the bracket. 62 - Repairs...
  • Page 63 M3 Corpus Repairs - Seat 4.1.19.4 Installing the knee pads Insert the bracket into the countersunk of the knee pad. 2. Install the bracket with the four M5x10 hexagon socket head cap screws. 3. Tighten the screws using a torque wrench. Tightening torque 5.7 N m (4.2 lb.

  • Page 64: Chassis

    M3 Corpus Repairs - Chassis Chassis 4.2.1 Covers 4.2.1.1 Removing the chassis covers If possible, on chassis with powered seat lift, raise the seat halfway up, or on chassis with seat tilt only, raise the seat tilt halfway backwards, to facilitate removal of the chassis top cover.
  • Page 65 M3 Corpus Repairs - Chassis Pull the rear chassis cover off the chassis. Note that the cover is mounted around the axles of the swing arms. On chassis with lights, disconnect the connector on the cable at the back marked “Rear lights and turn signals”. 6.
  • Page 66 M3 Corpus Repairs - Chassis 2. On chassis with lights, connect the rear light cables on the rear cover to the cables marked "rear lights and turn signal" on the back of the chassis. 3. Install the rear chassis cover on to the chassis by positioning the cover on the swing arms axles.
  • Page 67 M3 Corpus Repairs - Chassis 5. Install the front chassis cover on to the chassis. Note that the cover is installed with snap hooks on the lower part of the chassis. 6. Position the cover making sure the fixing points are correctly positioned with the corresponding holes of the chassis.

  • Page 68: Removing The Backrest Cover

    M3 Corpus Repairs - Chassis 7. Slide the top chassis cover on to the chassis and at the same time press the rear edge of it downwards to make sure it hooks on to the rear chassis cover. 8. Install the two knobs holding the chassis covers without tightening them.
  • Page 69 M3 Corpus Repairs - Chassis 2. Fold down the cover. 3. Pull the cover to release the hinges from the rod. Repairs - 69...
  • Page 70 M3 Corpus Repairs - Chassis 4.2.1.4 Installing the backrest cover Push the hinges of the cover onto the rod. 2. Fold up the cover. 70 - Repairs...
  • Page 71 M3 Corpus Repairs - Chassis 3. Push in the cover and push down on the top to attach it firmly. 4.2.1.5 Removing the fenders Turn off the main power switch on the control panel. 2. Carefully remove the accent cover by hand. Repairs - 71...

  • Page 72: Installing The Fenders

    M3 Corpus Repairs - Chassis 3. Remove the two screws and washers holding the fender. 4. Pull the fenders off the chassis. 4.2.1.6 Installing the fenders Turn off the main power switch on the control panel. 2. Place the fenders onto the chassis. 3.
  • Page 73 M3 Corpus Repairs - Chassis 4.2.1.7 Removing the drive unit covers If an older design of either the drive unit cover or the brake release cover needs to be replaced, then both covers must be replaced the first time. This is because the older and newer designs are not compatible.
  • Page 74 M3 Corpus Repairs - Chassis 2. On wheelchairs equipped with turn signals, connect the turn signal’s cabling into the rear of the turn signals. 3. Install the drive unit cover with the two screws. Tightening torque 1.2 N m (0.9 lb. ft.). 4.
  • Page 75 M3 Corpus Repairs - Chassis 4.2.1.9 Removing the front swing arm covers Turn off the main power switch on the control panel. 2. Loosen the front swing arm accent cover , by hand. 3. On wheelchairs equipped with front lights, pull out the light cable from the cable channels on the swing arm cover.
  • Page 76 M3 Corpus Repairs - Chassis 2. Place the front swing arm covers in position and hold them together. 3. Insert the three screws and tighten them. 4. On wheelchairs equipped with front lights, push in the light cable in to the cable channel on the swing arm cover. 5.
  • Page 77 M3 Corpus Repairs - Chassis 2. Loosen the rear swing arm accent cover , by hand. 3. Remove the two screws holding the rear swing arm covers. 4. Remove the rear swing arm covers 4.2.1.12 Installing the rear swing arm covers Turn off the main power switch on the control panel.

  • Page 78: Ap Elevator

    M3 Corpus Repairs - Chassis 2. Place the front swing arm covers in position and hold them together. 3. Insert the two screws and tighten them. 4. Install the swing arm accent cover by carefully pushing it in to position until you hear a “click”. 4.2.2 AP elevator 4.2.2.1 AP elevator...
  • Page 79 M3 Corpus Repairs - Chassis 2. Remove the chassis covers. See 4.2.1 Covers. 3. Remove the seat cushion. 4. Remove the seat plates, they are fitted with four screws at the back and front edge. 5. Remove the actuator from the leg rest, it is attached with one screw .
  • Page 80 M3 Corpus Repairs - Chassis 8. Remove the seven screws marked securing the seat frame’s rear section. 9. Take note of the current seat depth setting with consideration to subsequent assembling. The rails with which the seat depth is adjusted are marked with the settings for each potential position.
  • Page 81 M3 Corpus Repairs - Chassis Manual adjustment of height and angle Fold the leg rest upwards to get access to the seat elevator axle. 2. Use the Allen key from the back rest to manually adjust the height of the seat elevator i.e. rotate the axle. 3.
  • Page 82 M3 Corpus Repairs - Chassis 4. Refit the rear attachment screw of the UniTrack rail on the left and right side of the seat. Tightening torque 9.8 N m (7.2 lb. ft.). 5. Install the leg rest's top cover by carefully pressing its bracket into place on the leg rest's axle.
  • Page 83 M3 Corpus Repairs - Chassis 3. Turn off the main circuit breaker. See 4.3.4 Main circuit breaker, page 162. 4. Remove the chassis covers. See 4.2.1 Covers, page 64. 5. Remove the seat. See 4.1.1 Removing the seat, page 12. 6.

  • Page 84: Ap Elevator Lift Motor And Belt

    M3 Corpus Repairs - Chassis Installing the AP elevator Fit the AP elevator into the chassis. Fit the six screws (1) and tighten the two screws (2) holding the AP elevator at the front. Use a torque wrench to tighten the screws. Tightening torque 24 N m (17.7 lb.
  • Page 85 M3 Corpus Repairs - Chassis Disconnect the seat elevator motor cable from the Power Platform module. 2. Remove the protective plate underneath the motor, it is attached with two screws. 3. Remove the motor, it is attached with three screws. 4.
  • Page 86 M3 Corpus Repairs - Chassis Installing the AP elevator lift motor and belt Assemble the belt on to the belt pulleys. 2. Assemble the motor using the three screws and washers. Do not tighten the screws fully, they have to be somewhat loose in order to adjust the belt tension.
  • Page 87 M3 Corpus Repairs - Chassis 7. With a brush, apply Megalube grease on a 20 mm (0.8 inch) wide area ( ) to both edges and the teeth of belt . Use approximately 0.3 milliliters (0.1 oz) of grease. 8. Connect the seat elevator motor cable to the Power Platform module.
  • Page 88 Only qualified service technicians should perform the main- tenance and repair specified in this manual. Read all instructions carefully before proceeding. If any questions arise, contact Permobil for assistance. NOTICE Always change the textile tube The textile tube should always be changed when the actuator is replaced.
  • Page 89 M3 Corpus Repairs - Chassis 2. Remove the seat cushions by lifting it straight up. It is attached with Velcro on the rear of the cushion. Remove the seat plates, which are held in place by four screws. 3. Remove the cable clips from the left and right side of the top plate.
  • Page 90 M3 Corpus Repairs - Chassis 6. Note the center of gravity setting for reassembly. 7. Remove the four M6x12 bolts. The plate and plastic cover are now disassembled. 8. Remove the two M6x12 bolts securing the rear seat bar to the top plate.
  • Page 91 M3 Corpus Repairs - Chassis 10. Push the plate and plastic cover backwards to expose the two bolts securing the end stop. 11. Remove the end stop and scrap. The end stop can look different depending on the revision. See A or B. Repairs - 91...
  • Page 92 M3 Corpus Repairs - Chassis 12. Remove the bracket holding the end of the actuator. Remove the plastic bearing from the bracket and scrap it and save the bracket for later. The bracket can look different depending on the revision, see A or B. 92 - Repairs...
  • Page 93 M3 Corpus Repairs - Chassis This is not applicable for leg rest power extension. Remove the two bolts securing the roller bracket. Remove the roller bracket, save the bolts and the roller bracket for later installation. 14. Carefully position the seating to gain access to the four bolts securing the actuator's holder.
  • Page 94 M3 Corpus Repairs - Chassis 16. Remove the pinch guard from the top plate. 17. Place the plate in the "center of gravity", position 3, for easy access of the bolts in the coming steps. Return the two M6x12 bolts. CAUTION! Seating unbolted The seating system is unbolted from the top plate in these steps.
  • Page 95 M3 Corpus Repairs - Chassis 20. Check that the leg rest is fully elevated. 21. Enter seating into the Emergency operation mode. I. Turn off the wheelchair. II. Press and hold button 6 and 8 on the ICS switchbox. III. While holding these buttons, turn on the wheelchair with the Power button on the joystick (or input device).
  • Page 96 M3 Corpus Repairs - Chassis 24. Use a strap to secure the elevators position. Attach the strap to the leg rest and the shaft of the lower back of the AP elevator. 25. Remove the cable clip securing the wiring harness from the actuator.
  • Page 97 M3 Corpus Repairs - Chassis CAUTION! Always replace the textile cover The textile cover should always be replaced when the actuator is replaced. Depending on the revision of the carriage there are different actions. Carriage A: Remove the nut and the M6 screw and scrap them, remove the locking plate (A) and save it for later installation.
  • Page 98 M3 Corpus Repairs - Chassis Installing the AP elevator tilt actuator The length of the actuator spindle might differ depending on different revisions. Position, by eye, the polymer nut on the new actuator in the same position as the nut on the previously removed actuator.
  • Page 99 M3 Corpus Repairs - Chassis 4. There must be a gap of 0.5–1 mm (3/64 inch) between the polymer nut and the carriage. 5. Install the snap ring and the shaft holding the actuator. 6. Detach the strap from the leg rest and the shaft of the lower back of the AP elevator.
  • Page 100 M3 Corpus Repairs - Chassis This step is only necessary if the textile cover is in separate parts. Drop the plastic bushing inside the textile cover. Work the bushing into the hole at the other end as shown. 100 - Repairs...
  • Page 101 M3 Corpus Repairs - Chassis This step is only necessary if the textile cover is in separate parts. Install the plate to the textile cover. NOTICE Snap the plastic bearing in place Make sure that the plastic bearing snaps in place properly into the bracket.
  • Page 102 M3 Corpus Repairs - Chassis 11. Install one of the new M5x12 screws in the upper hole. Do not tighten the screw. Depending on the revision of the carriage there are different actions. Carriage A: Install the locking plate on the actuator plastic nut.
  • Page 103 M3 Corpus Repairs - Chassis 14. Turn off the wheelchair and disconnect the actuator lead 15. Power up the wheelchair through the on/off button on the input module. After the wheelchair powers up, connect the actuator lead to the ICS system. 16.
  • Page 104 M3 Corpus Repairs - Chassis NOTICE Monitor the textile cover Carefully monitor the textile cover as the seating moves. Make certain the cover does not entangle with the rotating spindle. 17. Push and hold button 1 to move the seating from its anterior tilt position to 0°/horizontal position.
  • Page 105 M3 Corpus Repairs - Chassis 20. Continue to push and hold button 1 until the actuator reaches the end stop and the LEDs flash red. 21. When the LEDs flash red, the system is requesting a restart. The system may require multiple restarts. Power the wheelchair off and back on again.
  • Page 106 M3 Corpus Repairs - Chassis CAUTION! Seating unbolted The seating system is unbolted from the top plate in these steps. Carefully slide the seating system to and fro to gain access to the bolts required. 23. Make sure the 12 marked bolts are removed so the plastic cover and plate can be moved.
  • Page 107 M3 Corpus Repairs - Chassis 25. Work the bracket into position from the underside of the top plate. Install the new end stop with the two new M6x12. Tighten the screws with a torque wrench. Tightening torque 12.7 N m (9.4 lb. ft.). This action is not applicable for leg rest power extension.
  • Page 108 M3 Corpus Repairs - Chassis 27. Put back the holder and install the four screws. Tightening torque 7.4 N m (5.46 lb. ft.). 28. Install the pinch guard to the top plate with the two screws using a torque wrench. Tightening torque 2.9 N m (2.2 lb.
  • Page 109 M3 Corpus Repairs - Chassis 31. Install the bolts securing the plastic cover and plate. Tightening torque 9.8 N m (7.2 lb. ft.). 32. Install the bolts securing the plastic cover and plate. Tightening torque 9.8 N m (7.2 lb. ft.). 33.
  • Page 110 M3 Corpus Repairs - Chassis 34. Install the two M6x12 bolts securing the rear seat bar to the top plate. Tightening torque 9.8 N m (7.2 lb. ft.). 35. Install the cable clips with cables in them. Tightening torque 1.2 N m (0.9 lb. ft.). 36.

  • Page 111: Ap Elevator Pinch Guards

    M3 Corpus Repairs - Chassis 4.2.2.4 AP elevator tilt motor cable For this task the following tools are necessary: • 1 Torque wrench • 1 Allen key 3 mm Fit the AP elevator tilt motor cable in the cable clips at the back of the AP elevator.
  • Page 112 M3 Corpus Repairs - Chassis 3. Remove the four screws holding the pinch guard to the upper arm. 4. Remove the pinch guard. 5. Remove the five screws holding the pinch guard to the lower elevator arm. 6. Remove the pinch guard from the lower elevator arm. 7.

  • Page 113: Ap Elevator Battery Pole Protection

    M3 Corpus Repairs - Chassis 2. Push in the two plastic rivets into the pinch guard and the top plate. 3. Install the pinch guard to the lower elevator arm with the five screws. Tightening torque 2.9 N m (2.2 lb. ft.). 4.

  • Page 114: Ap Elevator Spring Unit

    M3 Corpus Repairs - Chassis Installing the AP elevator battery pole protection Push the battery pole protection on to the AP elevator. 2. Install the top chassis cover. See 4.2.1 Covers, page 64. 4.2.2.7 AP elevator spring unit For this task the following tools are necessary: •...

  • Page 115: Removing The Batteries

    M3 Corpus Repairs - Chassis WARNING! Risk of crushing - two people are required Two people are required for this task due to heavy lifting. Watch out for moving parts, there is a risk of crushing. Removing the track wheel kit Raise the seat a bit, stop just before the AP elevator axle touches the spring unit.
  • Page 116 M3 Corpus Repairs - Chassis WARNING! Use safety gloves and safety goggles Always use safety gloves and safety goggles when working with batteries. Exercise caution when using metallic tools or other objects while working with batteries. Batteries are heavy and charged devices and must be handled with great caution.

  • Page 117: Installing The Batteries

    The wheelchair can be equipped with different types of batteries. Check carefully which battery you have. CAUTION! Always use recommended batteries Always use Permobil recommended batteries. Other replace- ment batteries have not been tested for use with Permobil wheelchairs. Repairs - 117...
  • Page 118 M3 Corpus Repairs - Chassis CAUTION! Correct tightening torque and screws Always use the recommended tightening torque and the supplied screws. Failure to do so could cause the wheelchair to malfunction. Use battery straps to lift the batteries into the battery box.
  • Page 119 M3 Corpus Repairs - Chassis 5. Attach the cable that is connected to the front battery's right terminal. 6. Attach the cable that is connected to the front battery's left terminal. 7. Insert cable in the cable hooks. 8. Use an appropriately sized socket on the torque wrench to tighten the screws that hold the wires on the terminals.

  • Page 120: Drive Units

    M3 Corpus Repairs - Chassis 10. Connect motor cables to the Power Platform module. 11. Install the four screws in the battery box. Use a 6 mm torque wrench to tighten the upper screws (A). Tightening torque A 24 N m (17.7 lb. ft.). Use a 5 mm torque wrench to tighten the lower screws (B).
  • Page 121 M3 Corpus Repairs - Chassis Remove the drive wheel. See 4.2.5.1 Drive wheels, page 123. 2. Remove the chassis covers, the fenders and the drive unit cover. See 4.2.1 Covers, page 64. 3. Disconnect drive unit cables from the power module.
  • Page 122 M3 Corpus Repairs - Chassis 4.2.4.2 Install drive unit Install drive unit and bracket to the front swing arm using the four screws ( ) and two washers ( ). Tighten the screw using a torque wrench. Tightening torque 9.8 N m (7.2 lb.

  • Page 123: Removing The Drive Wheels

    NOTICE Replace used wheel bolt If a wheel bolt is removed for tire service, replace it with a new, unused bolt from Permobil and tighten it to the recommended torque. Also, inspect the drive axle and wheel rim for any damage.
  • Page 124 M3 Corpus Repairs - Chassis 2. Jack up the wheelchair so that the wheel turns freely. 3. Use the blocks to secure the wheelchair further. 124 - Repairs...
  • Page 125 M3 Corpus Repairs - Chassis 4. Remove the hub cap (the design may vary depending on markets and market regulations) by carefully levering it out using fingers on two edges of the hub cap. 5. Remove the three screws that hold the wheel in place. The central screw must not be removed.
  • Page 126 M3 Corpus Repairs - Chassis 2. Install the wheel onto the wheel hub. 3. Insert the three screws and the three washers. Tighten the screws no more than 15 N m (11 lb. ft.). 4. When all screws and washers are in place, tighten the screws.
  • Page 127 M3 Corpus Repairs - Chassis 5. Push the hub cap (the design may vary depending on markets and market regulations) in place. 6. Remove the blocks. 7. Lower the wheelchair using a jack or equivalent. Drive wheel rim A. Screw, ISO 4762 M6x25 8.8 Fe/Zn 5 C1/TUF- LOK DIN 267-28 B.
  • Page 128 CAUTION! Maintenance by a qualified service technician Only qualified service technicians should perform the main- tenance and repair specified in this manual. Read all instructions carefully before proceeding. If any questions arise, contact Permobil for assistance. 128 - Repairs...

  • Page 129: Inflating The Tires

    CAUTION! Maintenance by a qualified service technician Only qualified service technicians should perform the main- tenance and repair specified in this manual. Read all instructions carefully before proceeding. If any questions arise, contact Permobil for assistance. Repairs - 129...

  • Page 130: Removing The Casters

    M3 Corpus Repairs - Chassis 4.2.5.3 Casters A. Spacer B. Wheel C. Washer, 8.5x23x3 D. Screw, ISO 4762 M8x16 10.9 Fe/Zn/TUF-LOK E. Hub cap (the design may vary depending on markets and market regulations) The following tools are necessary for this task: •...

  • Page 131: Installing The Casters

    NOTICE Replace used wheel bolt If a wheel bolt is removed for tire service, replace it with a new, unused bolt from Permobil and tighten it to the recommended torque. Also, inspect the drive axle and wheel rim for any damage.
  • Page 132 M3 Corpus Repairs - Chassis Check that the wheel shaft and rim are undamaged. Clean to remove dirt and rust. Replace damaged parts. 2. Install the spacer (A) on the axle. 3. Install the wheel (B) on the axle by hand without using any tools.
  • Page 133 M3 Corpus Repairs - Chassis 4.2.5.4 Casters with integrated rim A. Spacer B. Wheel C. Washer, 8.5×23×3 D. Screw, ISO 4762 M8×16 10.9 Fe/Zn/TUF-LOK E. Hub cap (the design may vary depending on markets and market regulations) The casters have solid polyurethane tires. The following items are necessary for this task: •...
  • Page 134 NOTICE Replace used wheel bolt If a wheel bolt is removed for tire service, replace it with a new, unused bolt from Permobil and tighten it to the recommended torque. Also, inspect the drive axle and wheel rim for any damage.

  • Page 135: Wheel Fork

    M3 Corpus Repairs - Chassis Check that the wheel shaft and rim are undamaged. Clean to remove dirt and rust. Replace damaged parts. 2. Attach the spacer (A) on the axle. 3. Install the wheel (B) on the axle by hand without using any tools.
  • Page 136 M3 Corpus Repairs - Chassis 3. Use the blocks to secure the wheelchair further. 4. Remove the cover on the top of the swing arm. 5. Unscrew the screw. 6. Remove the spacer, bearing, washer and wheel fork. 136 - Repairs...

  • Page 137: Magnetic Wheel Lock

    M3 Corpus Repairs - Chassis 4.2.6.2 Installing the wheel fork Check that the wheel fork and swing arm with bearings and friction brake are not damaged. Clean to remove dirt and rust. Replace damaged parts. Make sure the washer is installed on the wheel fork.
  • Page 138 M3 Corpus Repairs - Chassis 8. Remove the cable from the cable cover (A). 9. Remove the two cable ties that holds the cable (B). 10. Loosen the screws holding the two cable clips and remove the cable (C). 11. Spin the cable cover off the cables. 12.
  • Page 139 M3 Corpus Repairs - Chassis 4.2.7.2 Installing the magnetic wheel lock Install the magnetic wheel lock (F) and bracket (E) to the drive unit (D) using the three screws (G). Note that the screws have different lengths (two M4x35 and one M4x30), the shorter screw in the lower hole and the longer screws in the upper holes.

  • Page 140: Friction Brakes

    M3 Corpus Repairs - Chassis 4. Route the cables tight to the outside of the motor and attach them in the cable clip on top of the motor (C). Use a torque wrench to tighten the screw. Tightening torque 1.2 N m (0.88 lb. ft.). 5.
  • Page 141 M3 Corpus Repairs - Chassis NOTICE Use the correct tools and spare parts Do not use a pneumatic impact wrench. Do not use other types of screws or washers. Do not use any other type of thread lock. 4.2.8.1 Removing the friction brakes Turn off the main power switch on the control panel.
  • Page 142 M3 Corpus Repairs - Chassis NOTICE Always replace the cover Always replace the old cover. The old cover will let in water in the housing causing damage to the friction brake. The swing arms are equipped with friction brakes working as anti flutter devices.
  • Page 143 M3 Corpus Repairs - Chassis 4.2.8.2 Installing the friction brakes Clean the friction brake and the friction brake housing. Remove all grease and dirt. 2. Install the wheel fork and hold it in place. 3. Install the friction brake while holding the wheel fork. CAUTION! Be careful with the O-ring Do not damage the O-ring.

  • Page 144: Shock Absorbers

    M3 Corpus Repairs - Chassis NOTICE Always replace the cover Always replace the old cover. The old cover will let in water in the housing causing damage to the friction brake. 4. Install the screw. Screw the friction brake in place while holding the wheel fork.
  • Page 145 M3 Corpus Repairs - Chassis 4.2.9.3 Removing the FlexLink Turn off the main power switch on the control panel. 2. Remove the drive wheel. See 4.2.5.1 Drive wheels, page 123. 3. Remove the FlexLink upper screw (A) and washer (B). Meanwhile hold the front swing arm (C), preventing it from dropping down when the screw is removed.

  • Page 146: Swing Arms

    M3 Corpus Repairs - Chassis 4.2.10 Swing arms The following items are necessary for this task: • Torque wrench • Allen socket, 6 mm 4.2.10.1 Removing the rear swing arm Turn off the main power switch on the control panel. 2.
  • Page 147 M3 Corpus Repairs - Chassis 4.2.10.2 Installing the rear swing arm Check that the shaft and swing arm are undamaged. Clean as necessary to remove dirt and rust. Replace damaged parts. 2. Install the wheel fork onto the swing arm (F). See 4.2.6 Wheel fork, page 135.
  • Page 148 M3 Corpus Repairs - Chassis 4. Remove the cable from the cable tunnel (A). 5. Remove the screw from the bracket holding the cable clips (B). Leave the cable clip on so that the clip is maintained at correct place on the cable. 6.

  • Page 149: Lights And Turn Signals

    M3 Corpus Repairs - Chassis 9. Connect the drive motor cabling to the power module. 10. Install the fenders and chassis covers. See 4.2.1 Covers, page 64. 11. Install the drive wheel. See 4.2.5.1 Drive wheels, page 123. 4.2.11 Lights and turn signals 4.2.11.1 Main cable Removing the main cable Turn off the power supply using the on/off button on the...
  • Page 150 M3 Corpus Repairs - Chassis 9. Remove the rear LED light cable from the cable tunnels on the left side of the chassis. 10. Loosen the front chassis cover and carefully angle it outward. See 4.2.1 Covers, page 64. 11. Remove both rear and front left LED light cable ( and the front right LED light cable from the cable clips on the front chassis cover.

  • Page 151: Front Lights

    M3 Corpus Repairs - Chassis 4.2.11.2 Front lights For this task the following tools are necessary: • 1 Allen key 17 mm Removing the front lights Switch off the power supply using the on/off button on the control panel and switch off the main circuit breaker. See 4.3.4 Main circuit breaker, page 162.
  • Page 152 M3 Corpus Repairs - Chassis Installing the front lights Slide the bracket with the front light into the swing arm. 2. Angle the bracket forward or rearward to the preferred position. 3. Fasten the bracket to the swing arm with a screw. Tightening torque 5.7 N m (4.2 lb.
  • Page 153 M3 Corpus Repairs - Chassis 5. Press the lights cable into the cable slot, closest to screw , on the top of the drive unit. 6. Connect the lights cable to the main cable and press it under motor cable 7.

  • Page 154: Control Panel And Electronics

    M3 Corpus Repairs - Control panel and electronics Installing the rear lights and turn signals Connect the rear LED light cable to the main LED light cable on the rear chassis cover. 2. Fit the rear cover. See 4.2.1 Covers, page 64. Control panel and electronics 4.3.1 R-net control panel...

  • Page 155: Trunk And Ics Cabling

    M3 Corpus Repairs - Control panel and electronics 4.3.1.2 Mounting the R-net control panel Assemble the R-net control panel (A). It is held in place by two screws. The same two screws also fasten the bracket for the switchbox (B). Be sure not to overtighten the screw. 2.
  • Page 156 M3 Corpus Repairs - Control panel and electronics 2. Take the main LIN/ICS cable (B) and the ICS extension cable 1.2 (C) that are connected at the ICS junction hub at the side of the seat. Position them together with the trunk cable (A) in the first cable clip and attach the cable clip to the seat.
  • Page 157 M3 Corpus Repairs - Control panel and electronics 8. Measure 140 mm (5.5") (A) on the trunk cable from the front cable clip. Do not exceed 140 mm. This is the position that is attached in the first two quick clips on the side under the seat.

  • Page 158: The Power Platform Module

    M3 Corpus Repairs - Control panel and electronics 4.3.3 The Power Platform module 4.3.3.1 Overview of the Power Platform module 1. Motor 1, left 2. Motor 2, right 3. Battery 4. ICS cable / ICS split cable 5. Battery charger 6.
  • Page 159 M3 Corpus Repairs - Control panel and electronics 4.3.3.2 Removing the Power Platform module The following tools are necessary for this task: • 1 Socket 8 mm Turn off the power supply using the on/off key on the control panel and turn off the main circuit breaker. See 4.3.4 Main circuit breaker, page 162.
  • Page 160 M3 Corpus Repairs - Control panel and electronics 7. Remove the two cable hooks on two sides of the Power Platform module. 8. Remove the Power Platform module. 4.3.3.3 Installing the Power Platform module For this task the following tools are necessary: •...
  • Page 161 M3 Corpus Repairs - Control panel and electronics 3. Install and tighten the two nuts holding the Power Platform module and the cable holders with an 8 mm socket. Tightening torque 2.9 N m (2.1 lb. ft.). 4. Connect all cables to the Power Platform module. Refer to the documentation of the cable set up.

  • Page 162: Main Circuit Breaker

    M3 Corpus Repairs - Control panel and electronics 4.3.4 Main circuit breaker 4.3.4.1 Resetting the main circuit breaker NOTICE Investigate tripped main circuit breaker A tripped main circuit breaker often indicates a major electrical fault. The cause of a tripped main circuit breaker must be carefully investigated and determined before resetting the circuit breaker.
  • Page 163 M3 Corpus Repairs - Control panel and electronics Front Front Check the wheelchair to confirm the specified battery type. If the wheelchair is equipped with battery 3. Use an appropriately sized tool to remove the minus cable from the rear battery. 4.

  • Page 164: Emergency Mode

    M3 Corpus Repairs - Control panel and electronics 4.3.5 Emergency mode The wheelchair can be put in emergency mode to bring down the seat from any position. This mode can be used for maintenance work or if the seat functions stop working. Use the functions in emergency mode carefully.

  • Page 165: Adjustments

    M3 Corpus Adjustments - Seat 5 Adjustments Seat 5.1.1 Seat width For this task the following tools are necessary: • 1 Allen key 4 mm • 1 Allen key 5 mm The seat width can be adjusted to give the user optimal comfort.
  • Page 166 M3 Corpus Adjustments - Seat 2. Remove the seat plates, which are held in place by two screws at the back edge and two quick-install clamps at the front. First remove the screws, then use your hand to carefully push the seat plate from below to release the quick-install clamps at the front.
  • Page 167 M3 Corpus Adjustments - Seat 5. Adjust the seat depth by moving the front section of the seat frame to the required position. The rails with which the seat depth is adjusted are marked with the settings for each potential position. Seat depth Leg rest position 370 mm (15")

  • Page 168: Backrest Height

    M3 Corpus Adjustments - Seat 11. Install seat plates of a suitable length for the seat depth setting. The plates are held in place by two screws at the back edge and two quick-install clamps at the front. 12. Attach a cushion of a suitable length and width for this setting.

  • Page 169: Armrest Height

    M3 Corpus Adjustments - Seat 3. Remove the two screws holding the backrest locking mechanism in place. 4. Adjust the height of the backrest by sliding the upper section upwards or downwards to the required position. The upper backrest plate is marked with the settings for each potential position.

  • Page 170: Armrest Width

    M3 Corpus Adjustments - Seat Loosen the four screws on the rear of the backrest that secure the height of the armrest. You do not need to remove the cover. 2. Remove the adjustment crank. 3. Adjust the armrests to the required position using the adjustment crank in the adjustment screw on the rear of the backrest.
  • Page 171 M3 Corpus Adjustments - Seat Loosen the screw for armrest width adjustment approximately 3 turns. 2. Push in/pull out the armrest shaft to the desired position. 3. Secure it at the required setting by retighten the screw. 5.1.5.1 Turning the adjustment bar bracket For this task the following tools are necessary: •...

  • Page 172: Armrest Angle

    M3 Corpus Adjustments - Seat Remove the lower bracket of the adjustment bar, which is secured with a screw, washer and nut. 2. Turn the bracket 180° so the adjustment bar is closer to the center of the seat. 3. Install the lower bracket of the adjustment bar in its new position using the screw, washer and nut.
  • Page 173 M3 Corpus Adjustments - Seat NOTICE Armrest flexible position This type of adjustment should only be made for special needs. It may have negative effects on the movement of the armrest when raising or lowering the backrest The following tools are necessary for this task: •...
  • Page 174 M3 Corpus Adjustments - Seat Control panel sliding angle adjustment Remove one of the screws. Choose the side that is desired to be sliding. 2. Angle the panel. 3. Install the screw. Tighten the screw to the preferred friction. Panel holder height adjustment Remove the control panel, see 4.3.1 R-net control panel, page 154.

  • Page 175: Parallel Panel Holder

    M3 Corpus Adjustments - Seat Panel holder base position Remove the control panel, see 4.3.1 R-net control panel, page 154. 2. Remove the two screws and the front part of the panel holder. 3. Unscrew the handle until the joint is separated. 4.

  • Page 176: Length Adjustment

    M3 Corpus Adjustments - Seat Length adjustment Undo the screw(s) on the underside enough to slide the panel holder. 2. Adjust the panel to the preferred position. Leave at least a gap of 10 mm (0.4 inches) between the armrest and the panel.

  • Page 177: Adjusting The Friction Joint

    M3 Corpus Adjustments - Seat Adjusting the friction joint Undo the screw or the knob to make the friction joint more loose. 2. Slide the panel to the preferred position. 3. Tighten the screw or knob to keep it in position. Control panel base position Remove the panel holder, see 5.1.8 Panel holder, page 173.
  • Page 178 M3 Corpus Adjustments - Seat 4. Remove the two plates. 5. Turn the adjustment links to the preferred position. 6. Install the two plates. 7. Install the two screws securing the plates. Tightening torque 9.8 N m (7.2 lb. ft.). 8.
  • Page 179 M3 Corpus Adjustments - Seat Panel holder base position Remove the panel holder, see 5.1.8 Panel holder, page 173. 2. Remove the two screws securing the panel holder to the bracket. This adjustment applies only to earlier models of the parallel panel holder.

  • Page 180: Knee Support Adjustments

    M3 Corpus Adjustments - Seat This adjustment only applies to the new parallel panel holder. The panel holder bracket is adjustable height wise. The panel holder bracket can also be flipped to alter the base position further. When the preferred position is reached, tighten the two screws together with the two washers.
  • Page 181 M3 Corpus Adjustments - Seat 5.1.9.1 Knee support alignment • Do not place the anterior knee support over the patella • The weight shall be placed through the patellar tendon the tibial tuberosity 5.1.9.2 Individual knee support depth The knee support pads can be adjusted individually with the included spacers.
  • Page 182 M3 Corpus Adjustments - Seat 5.1.9.3 Knee support depth The depth of the knee support can be adjusted to give the user optimal comfort. Rotate the knob clockwise, or counterclockwise, to adjust the knee support to the preferred depth. 2. When adjusted correctly, there should be a gap of approximately 2.5 cm (1 inch) between the knee support and the leg in a seated position.

  • Page 183: Trunk Support Height

    M3 Corpus Adjustments - Seat 5.1.9.5 Knee support angle The angle of the knee supports can be adjusted to give the user optimal comfort. Loosen the two screws and adjust the knee support pad to the preferred position. 2. Tighten the screws again to fix the knee support pad into position.

  • Page 184: Thigh Support

    M3 Corpus Adjustments - Chassis Loosen the screw for trunk support height adjustment approximately 2 turns. 2. Slide the trunk support up/down to the desired position. 3. Secure it at the required setting by retighten the screw. 5.1.11 Thigh support The position of the thigh support can be adjusted forward or backward to give the user optimal comfort.

  • Page 185: The Control System

    See 4.2.5.1 Drive wheels, page 123 2. Rotate the nut to the proper setting, either by hand or by using the tool that can be ordered from Permobil. 3. Install the cover and/or drive wheel. Control panel and electronics 5.3.1...

  • Page 186: Speed Restriction Conditions

    M3 Corpus Speed restriction conditions - Control panel and electronics 6 Speed restriction conditions User weight up to 100 kg ( 220 Ib.). When or when or when Speed restriction Seat elevated >50 mm Tilt angle from -7º to Back angle >150º if lift Low speed (>2") -10º...
  • Page 187 M3 Corpus Adjustments - Seat cushions and UniTrack rails Adjustments Seat cushions and UniTrack rails Seat depth Cushion, length UniTrack rail, length Seat width 370 mm (14") 370-420 mm (14"-16") 370 mm (15") 395 mm (15") 370-420 mm (14"-16") 420 mm (16") 370-420 mm (14"-16") 420 mm (17") 445 mm (17")

  • Page 188: Backrest Cushions

    M3 Corpus Adjustments - Backrest cushions Backrest cushions Backrest height Cushion, height Backrest width Low, height not 480 mm (19") adjustable 545 mm (22") 545-595 mm (22"- 570 mm (23") 24") 360 mm (14") 595 mm (24") 620 mm (25") 620-670 mm (25"- 645 mm (26") 27")

  • Page 189: Troubleshooting Guide

    Note that the guide cannot describe all the problems and events which may occur and you should always contact your service provider or Permobil in case of doubt. Possible cause Remedy Event The wheelchair does not start.

  • Page 190: Rapidly Flashing, 1-10 Leds

    NOTICE Unapproved replacement of parts If any part is replaced without approval from Permobil, the wheelchair warranty will become void. Permobil accepts no liability for any loss that occurs as a result of a control system component being opened, adjusted or modified without permission.

  • Page 191: Diagnostics R-Net Lcd Control Panel

    NOTICE Unapproved replacement of parts If any part is replaced without approval from Permobil, the wheelchair warranty will become void. Permobil accepts no liability for any loss that occurs as a result of a control system component being opened, adjusted or modified without permission.

  • Page 192: System Log

    The errors are saved in their respective modules in the system. The system log is accessed by means of programming directly in the system (On Board Programming, OBP). Contact Permobil for more information on OBP. Go to OBP mode • Select System from the menu.

  • Page 193: Joystick Error

    M3 Corpus Troubleshooting - Diagnostics R-net LCD control panel Error message as shown on Description display Go to section M2 Motor Error 8.3.6.5 Motor Error. Go to section Inhibit Active 8.3.6.6 Inhibit Active. Go to section Jstick Cal Error 8.3.6.7 Joystick Calibration Error.
  • Page 194 M3 Corpus Troubleshooting - Diagnostics R-net LCD control panel If the error persists after the batteries and connections have been checked, the power module may be defective. Read more in 8.4 Repairing defective units, page 199. 8.3.6.3 High Battery This occurs when the control system detects that the battery voltage is higher than 35 V.
  • Page 195 M3 Corpus Troubleshooting - Diagnostics R-net LCD control panel 8.3.6.8 Joystick Stationary Time Exceeded Joystick stationary time exceeded occurs when the joystick has been held stationary for an excessive period of time. The controller will stop drive to prevent possible damage to the wheelchair’s motors.

  • Page 196: Memory Error

    Penny & Giles Drives Technology. Incorrect programming may mean that the wheelchair is unsafe. Permobil cannot be held responsible for losses of any kind if the control system factory settings are altered by programming. This is a specific error in the power module.

  • Page 197: Module Error

    M3 Corpus Troubleshooting - Diagnostics R-net LCD control panel 8.3.6.18 Bad Settings This occurs when the control system detects incorrect or invalid program settings. • Check all parameter settings and then reprogram the control system with the help of R-net PC programmers. •...

  • Page 198: Safety Tests

    Permobil cannot be held responsible for losses of any kind that may arise when these tests are conducted, or that arise as a consequence of further relevant tests not being conducted.

  • Page 199: Repairing Defective Units

    Apart from specific OEM-approved spare parts, there are no replaceable parts in the R-net control system. Contact Permobil for further information on OEM-approved spare parts. Defective units must be sent for repair to Permobil or an authorized Permobil service center. Troubleshooting - 199...
  • Page 200 M3 Corpus Index Adjustments ........165 Leg rest .......... 40 Warranty .......... 5 Admonitions ........6 Leg rest actuator ......43 Wheel fork ........135 AP elevator ........ 78, 82 Leg rest extension actuator....49 Wheel lock ........137 AP elevator, battery pole protection ..113 Leg rest slide bushings.......
  • Page 202 338940 eng-UK www.permobil.com...

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