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decon E-Drive PLUS Service Manual

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  • Page 1 E-Drive PLUS...
  • Page 2 Foreword This Service Manual describes the procedures for inspecting, adjusting, and assembling the E-Drive PLUS, as well as how to handle errors. Symbols Used in This Manual Items concerning proper handling are indicated with the following symbols. Indicates that misuse may lead to fatal or severe injury, or WARNING disability.

  • Page 3: Table Of Contents

    Table of Contents Product Overview 1.1. Product Features 1.2. Variations Wheelchair Frame Conditions for Installing the E-Drive PLUS 2.1. Strength Conditions 2.2. Structure Conditions 2.3. Functional Conditions 2.4. Other 2.5. Assistant Controller Installation Procedure 3.1. Supplied Parts Check 3.2. Power Unit Installation 3.3.
  • Page 4 5.4. Wire Harness and Lead Wire Removal and Installation 5.5. Clutch Lever Removal and Installation (20", 22" and 24" Models) 5.6. Clutch Switch Adjustment 5.7. Controller Removal, Installation, and Position Adjustment 5.8. Switching the Controller Left/Right Side Position 5.9. Controller Disassembly, Assembly, and Parts Replacement 5.10.

  • Page 5: Product Overview

    Product Overview 1.1. Product Features Example of installed E-Drive PLUS 1 Drive unit with AC servo flat motor. 2 Joystick controller. 3 Dedicated battery with built-in microcomputer. (Nickel metal hydride battery or lithium ion battery) 4 Assistant controller (optional)

  • Page 6: Variations

    1.2. Variations Power Unit for Wheelchairs Model E-Drive PLUS Tire size 20", 22" and 24" 16" Left Controller Right Standard Controller mounting Swing out 4.5 km/h type Speed 6.0 km/h type Cramp bracket – Mounting brackets Bracket A – Bracket B –...

  • Page 7: Wheelchair Frame Conditions For Installing The E-Drive Plus

    Do not install the E-Drive PLUS on a wheelchair frame that has insufficient strength. Do not install the E-Drive PLUS on a wheelchair frame that does not meet the installation condi- tions. Even if it can be installed on the frame, it may malfunction during use if the conditions are not met, which could injure the user.

  • Page 8: Functional Conditions

    When the E-Drive PLUS is installed, a forward-backward tip angle of at least 20 degrees and a side tip angle of at least 15 degrees must be ensured. (See diagram below) A backward tip angle of at least 25 degrees is recommended.

  • Page 9: Assistant Controller

    (Fixed type case) When using bracket A At least 70 mm to base pipe When the parking brakes are installed on E-Drive PLUS models, you can adjust and move them to the proper position for 16-inch tires. Front casters with a minimum...

  • Page 10: Installation Procedure

    Installation Procedure 3.1. Supplied Parts Check 3.1.1. Supplied Parts Check for 20", 22" and 24" Models Standard Supplied Parts Product Name Remarks Quantity Left drive unit assembly Right drive unit assembly Large clamp For securing the wire harness Small clamp For securing the wire harness Spiral tube For protecting the wire harness...
  • Page 11 Controller Installation [Standard] Product Name Remarks Quantity Upper holder assembly For installing the controller Under holder assembly For installing the controller Side plate for ø19–20 For installing the under holder Side plate for ø16–17 For installing the under holder [Swing Out Bracket] Product Name Remarks Quantity...
  • Page 12 [Offset] Battery Seat Offset Parts (Optional) 28.5 mm Offset Product Name Remarks Quantity Spacer 28.5 mm Flange bolt 40 mm Flange bolt 45 mm Left clamp bracket For installing the drive unit Right clamp bracket For installing the drive unit For adjusting the outward position of Plate washer the drive unit...
  • Page 13 3.1.2. Supplied Parts Check for 16" Model Standard Supplied Parts ~Integrated Battery Seat~ Product Name Remarks Quantity Left drive unit assembly Right drive unit assembly Two 8×10 mm open-end wrenches, and Supplied tools one 5 mm hexagon wrench For securing the wire harness to the unit Clamp 1 (used when necessary) Screw for clamp 1...
  • Page 14 Standard Supplied Parts ~Separate Battery Seat~ Product Name Remarks Quantity Battery box Bottom lid Screw for bottom lid Grommet For securing the Band battery box For securing the Clamp wire harness Product Name Remarks Quantity Left drive unit assembly Right drive unit assembly Two 8×10 mm open-end wrenches, and Supplied tools one 5 mm hexagon wrench...
  • Page 15 Bracket B for right unit Use bracket B when the backward tip angle is small. If bracket B is used, the axles of the E-Drive PLUS can be moved and installed 53.5mm back from the back pipe of the wheelchair frame.
  • Page 16 Controller Installation [Standard] Product Name Remarks Quantity Upper holder assembly For installing the controller Under holder assembly For installing the controller Side plate for ø19–20 For installing the under holder Side plate for ø16–17 For installing the under holder [Swing Out Bracket] Product Name Remarks Quantity...

  • Page 17: Power Unit Installation

    Install the left unit in the same way as the right unit. NOTICE When the E-Drive PLUS unit is installed, the unit and the wheelchair frame must not interfere with each other. When installing the width adjustment washers to the shaft in order to prevent interfer- ence, use up to 3 washers per side.
  • Page 18 Stopper 2 Left Drive Unit Installation Install bracket A for the left unit to the E-Drive PLUS. Fit the projections on the unit into the slots in bracket A. While keeping bracket A and the left unit in this condition, install the unit to the wheel- chair frame.
  • Page 19 To adjust the angle 15°, shift the bracket A slots by 1 projection on the unit. NOTICE When the E-Drive PLUS unit is installed, the unit and the wheelchair frame must not interfere with each other. When installing the width adjustment washers to the shaft in order to prevent interfer-...
  • Page 20 3.2.3. Installation for E-Drive PLUS 16" Fixed Axle Model (When Using Bracket B) NOTICE When using bracket B to install the power unit to the wheelchair frame, be sure to leave the O rings and washers attached to the axle. If the O rings and washers are removed, the power unit will be damaged.
  • Page 21 Left Drive Unit Installation Temporarily tighten bracket B for the left unit to the back pipe using the frame axle hole. Align the holes in the plate and boss and tighten sufficiently to remove any looseness. Temporarily tighten the drive unit using the mounting nut. The nut is temporarily tight- ened to prevent the drive unit from falling;...

  • Page 22: Separate Battery Seat Installation

    3.3. Separate Battery Seat Installation If using the separate battery seat, secure the battery box to the wheelchair frame. Pass the belts through the elongated holes on the battery box. (A total of 8 belts are used.) Secure the battery box to the wheelchair frame. Please secure the battery box so that the U bracket goes backwards.

  • Page 23: Controller Installation

    3.4. Controller Installation Under Holder Assembly Installation Install the under holder onto the wheelchair frame. From the temporarily-assembled under holder assembly, remove the under holder piece. Mount the assembly onto the wheelchair frame. If necessary, insert the side plates between the brackets and the wheelchair frame. <Side plates (included)>...
  • Page 24 Upper Holder Assembly and Controller Installation Install the upper holder onto the controller and adjust the position. Remove the bracket from the upper holder and install it onto the controller. Install the bracket onto the upper holder. Required tools: 5 mm hexagon wrench, torque wrench Hand rest plate Tightening torque: 6 to 8 Nm Brackets...
  • Page 25 Adjust the installation position. Adjust the controller to a position that is easiest to operate by taking the height, angle, and its distance to the arm support into consideration. Adjusting the Installation Position of the Controller (Part 2) Required tools: 5 mm hexagon wrench •...
  • Page 26 Swing Out Bracket Fit bar 1 into the pipe. Make sure that bar 1 is installed in the correct direction. Install the holder, and then tighten the bolt. Front (25 mm) Tightening torque: 6 to 8 Nm Rear (40 mm or 45 mm) Tightening torque: 2 to 3 Nm Install the upper holder assembly to the holder and temporarily tighten it.
  • Page 27 Wire Routing Route the controller lead wire and the left unit harness, and connect to the power unit. WARNING Route and secure the wires correctly not to entwine or touch to the unit rotating parts, even the unit is detachable one and when the wire connectors are disconnected.
  • Page 28 Wire Routing for Left-Side Installation of Control- With the controller installed on the left side Tie straps Tie straps of the wheelchair, route the lead wires from below the under holder toward the battery seat. Route the lead wires along the frame Tie straps and crossbars, securing the lead wires at 5 Tie straps...
  • Page 29 Secure the wire harness if necessary. If the wire harness behind the seat back is not secured, the battery may be posi- tioned to the inside of the harness as shown in the “×” diagram (lower left) when the wheelchair is folded. If the wheelchair is unfolded in this condition, an excessive force will be applied to the wire harness and the wire harness could be damaged.
  • Page 30 Connecting the Control Unit and Lead Wires Remove the cover under the battery seat. Route the lead wires and wire harness through the grommet. Inner 1: Controller lead wire Center L: Left unit wire harness Outer 2: Assistant controller lead wire Connect the connectors to the control unit assembly.

  • Page 31: Anti-Tip Device Adjustment

    3.5. Anti-tip Device Adjustment Adjust the anti-tip device so that the front casters are not more than 10 cm off the ground when the anti-tip device contacts the ground. Anti-tip Device Length Adjustment The 16" model can be adjusted to 2 lengths and the 20", 22", and 24"...

  • Page 32: Clutch Lever Position Adjustment

    3.6. Clutch Lever Position Adjustment On the 20", 22" and 24" models, if the clutch lever interferes with the operation of the parking brake lever or other parts, the length and angle of the clutch lever can be adjusted. Angle Adjustment Remove nut “a”...

  • Page 33: Check Items After Power Unit Installation

    3.8. Check Items after Power Unit Installation Item Check The forward and backward tip angles are at least 20°, and the side tip angle is at least 15°. (For details, refer to “2.3. Functional Conditions”.) There is no interference between the power unit and the frame. There are no gaps between the clamp bracket stopper and the frame back pipe.

  • Page 34: Optional Part Installation And Adjustment Procedures

    Optional Part Installation and Adjustment Procedures 4.1. Battery Seat Offset Parts 4.1.1. Supplied Parts Check Battery Seat Offset Installation Parts (Optional) 28.5 mm Offset 53 mm Offset Part Number Part Name Quantity Part Number Part Name Quantity Spacer 90560-06183 X0C-21394-00 Bracket 28.5 mm Flange bolt...
  • Page 35 4.1.2. Installation If the battery box interferes with the wheelchair frame or other parts when the reclining or tilting functions are used or the arm supports are flipped up, the position of the battery seat can be changed to prevent the interference. Remove bolts a, b, c, and d.
  • Page 36 Assistant Controller Installation Position Adjustment Required tools: 5 mm hexagon wrench T h e h e i g h t a n d a n g l e o f t h e controller c an b e change d by loosening the adjustment bolt (see diagram below).

  • Page 37: Joystick Knob And Return Spring Replacement

    4.2. Joystick Knob and Return Spring Replacement WARNING There are specified combinations for the joystick knobs and return springs. Select a correct combination as indicated in the combination table. If you use an incorrect combination, the joystick knob may not return fully to the neutral posi- tion, causing the user or those around the user to be injured.
  • Page 38 Joystick Knob Replacement Method (b) Adjustment screw Adjustment screw Loosen the set screw with a wrench. (See diagram at right.) Turn the joystick knob counterclockwise Set screw and remove it. Turn the joystick knob clockwise until it stops and is securely screwed on. Tighten the set screw with a wrench.
  • Page 39 Check the backward, left, and right directions using the same procedure. If an error is displayed in any direction, do not use the joystick knob. The combination of the joystick knob and spring may be incorrect, or there could be a malfunc- tion.
  • Page 40 Parameter Status during Operation Purpose of Operation Operation Method and Its Meaning Hold down the speed switch for 2 seconds (until the buzzer beeps). At this time, you will hear a long buzzer. [Saving the Range of Once the buzzer beeps, release Motion] your hand from the switch.

  • Page 41: Power Switch And Speed Switch Replacement

    4.3. Power Switch and Speed Switch Replacement 4.3.1. Toggle Switch Removal Remove the battery. Connectors Turn on the power switch, and then turn it off again after approximately 1 second. (This dis- charges any residual electricity held in the ca- pacitors, etc., on the printed circuit board.) Remove the 6 screws from the under cover of the switch case.
  • Page 42 4.3.2. Switch Extension Harness Installation Insert the switch extension harnesses into the switch case from outside the case. Fit the grom- 3-pin connector for the power side mets securely into the case. 3-pin connector for the power side 5-pin connector for the speed side 5-pin connector for the speed side Grommet Switch extension harness...

  • Page 43: Hand Rim Replacement (20", 22", And 24" Models)

    4.4. Hand Rim Replacement (20", 22", and 24" Models) 4.4.1. Hand Rim Removal Remove the 6 bolt caps. Loosen the bolts with a wrench and remove the hand rim. Do not lose the collars, plain washers, and spring washers because they will be used for the installation.

  • Page 44: Wheel Cap Replacement (20", 22", And 24" Models)

    4.5. Wheel Cap Replacement (20", 22", and 24" Models) 4.5.1. Removal Required tools: Slotted screwdriver (2 medium-sized screwdrivers) Read the entire replacement procedure and all of the notices, and then perform the replacement following the order in the instructions. Wheel Cap Removal Unfold the wheelchair, place it on a level surface, and engage the parking brake.
  • Page 45 NOTICE When inserting the screwdrivers, be careful not to scratch or damage the visible parts of the hub (aluminum portion). Lift up the handles of the screwdrivers so that the screwdrivers do not scratch the visible portions of the hub. The standard wheel caps are affixed strongly.

  • Page 46: Installation, Removal, Disassembly, Assembly, And Adjustment Procedures Of Each Part

    Installation, Removal, Disassembly, Assembly, and Adjustment Procedures of Each Part 5.1. Wheel Assembly Removal and Installation Removal Remove the dust cover. Lock nut Dust cover Loosen the lock nut. Remove the washer. Remove the clip. 20", 22", and 24" Models 20", 22", and 24"...

  • Page 47: Drive Unit Removal And Installation (Fixed Axle Models)

    Installation Install the wheel. Install the clip sufficiently onto the screw thread. If the clip is difficult to install, turn the clip along the screw thread. Install the washer. Tighten the lock nut to the specified tightening torque. Lock nut tightening torque: 55 to 65 Nm Install the dust cover.

  • Page 48: Motor Control Unit (Printed Circuit Board) Removal And Installation

    5.3. Motor Control Unit (Printed Circuit Board) Removal and Installation Removal Remove the battery, turn on the power switch, and then turn it off again after ap- proximately 1 second. (This discharges any residual electricity held in the capaci- tors, etc., on the printed circuit board.) Remove the wheel assembly according to the instructions in section (1) in 5.1.
  • Page 49 Installation Install using the reverse order of the removal procedure. Before installation, check that the heat dissipation sheet (also acts as an insula- tor sheet) is neatly applied on the motor control unit. Install the motor control unit (circuit board) to the drive unit, and tighten the 3 screws Heat dissipation evenly to the specified tightening torque.

  • Page 50: Wire Harness And Lead Wire Removal And Installation

    5.4. Wire Harness and Lead Wire Removal and Installation Removal Remove the motor control unit according to the instructions in section (1) in 5.3. Remove the wire guide. Wire guide Remove the grommet from the case, and Grommet then pull out the wire harness and lead Wire wire.
  • Page 51 Disassemble clutch lever 1 and clutch le- ver 2 and reassemble them for use on the left side. (Refer to “3.6. Clutch Lever Position Adjust- ment”.) Installation Temporarily install shift plate 2 Install the clutch lever and clutch link to shift plate 2, and secure clutch lever 2 For left unit to the bolt hole.

  • Page 52: Clutch Switch Adjustment

    5.6. Clutch Switch Adjustment Be sure to perform the following adjustment after replacing the clutch switch or shift plate 1. Disconnec t the clutch switch coupler and connect it to a tester. When dimension A (the distance bet ween shift plate 1 and the seal plate) is changed, the continuity of the clutch switch should be as shown in the following table.
  • Page 53 Position Adjustment Loosen the 4 bolts that are securing the controller (see the diagram above) and the height-adjusting bolt (see the diagram at the right). Set the controller in the appropriate posi- tion, and tighten the bolts. Controller mounting bolt (4 bolts) Tightening torque: 6 to 8 Nm Height-adjusting bolt Tightening torque: 14 to 16 Nm...

  • Page 54: Switching The Controller Left/Right Side Position

    5.8. Switching the Controller Left/Right Side Position 5.8.1. Standard Removal Remove the clamps that are securing the lead wires from the controller to the battery seat. Remove the plate cover on the battery seat. Pull out the lead wires stored in the battery box, remove the clamps, and disconnect the connectors from the circuit board.
  • Page 55 Route the lead wires and secure them with clamps. Route the lead wires with enough Tightening torque: 1.1 to 1.4 Nm slack so that they will not be pulled when the frame is folded. (Refer to “(4) Wire Routing” in 3.4.) Bundle the excess lead wires and store them in the battery box.
  • Page 56 Remove the bolt securing the holder, and remove the bar from the arm support pipe. Remove blind plug 1 from the arm support pipe where the controller will be installed, and remove the bolt. Install blind plug 1 and the bolt to the arm support on the opposite side of the wheel- chair.

  • Page 57: Controller Disassembly, Assembly, And Parts Replacement

    5.9. Controller Disassembly, Assembly, and Parts Replacement Disassembly Remove the 6 screws, and remove the under cover from the controller switch case. Disconnect the 3 connectors that are connecting the lead wires to the printed circuit board. To replace the lead wire: Remove the 2 screws for the wire guide, and remove the lead wire from the under cover of the switch...
  • Page 58 To replace the LCD unit: Remove the printed circuit board, and then pull out the LCD unit with the display holder. Remove the display holder. Installation Install using the reverse order of the removal procedure. When installing the LCD unit, make sure that the LCD unit and display holder are installed in the correct directions.

  • Page 59: Assistant Controller (Option) Disassembly And Assembly

    5.10. Assistant Controller (Option) Disassembly and Assembly Removal and Disassembly Loosen the retaining bolt and remove the assistant controller. Loosen the 3 screws, and remove the un- der cover of the assistant controller. Disconnect the connectors of the lead wire, etc.

  • Page 60: Settings The Parameters

    Settings the Parameters The settings of the features and characteristics of the E-Drive PLUS can be changed as follows to suit the usage. You can modify two sets of parameters: “driving parameters” and “function parameters”. The driving parameters allow you to set such settings as the maximum speed of the wheelchair, acceleration, and joystick sensitivity.
  • Page 61 Set joystick valid range Set joystick filter Set torque limit Joystick dead zone Change joystick input direction Write Functional Parameters You can set auto power off (amount of time that lapses after the last operation until the power automatically turns off), whether or not to sound the buzzer, the LCD brightness, and so on.
  • Page 62 Return to Factory Settings Returns each of the driving and function parameters to its factory setting. This operation is performed at the time the power is turned on. Start If the speed switch type is set to “Push-type switch” in JW Smart Tune, the pa- rameters cannot be written using the controller.

  • Page 63: Driving Parameters ~Preset Mode~ Setting Method

    6.2. Driving Parameters ~Preset Mode~ Setting Method Relationship between the Free Mode and Preset Modes The preset modes are modes in which each of the parameters configurable in the Free Mode have been pre-configured, so that they can be easily switched. Setting in Preset Mode Preset Selection Soft Mode...
  • Page 64 Parameter Status during Operation Purpose of Operation Operation Method and Its Meaning Soft Mode [Preset Mode Pattern The currently selected mode blinks. Selection] Standard Mode Flip the speed switch up (or down) Select one from “Soft to select the “Soft Mode”, “Standard Mode”, “Standard Mode”, Mode”, or “Sports Mode”.

  • Page 65: Driving Parameters ~Free Mode~ Setting Method

    6.3. Driving Parameters ~Free Mode~ Setting Method In the Free Mode, each of the following 9 parameters can be set individually. Meaning of Speed Level Indication Position Item Description Medium to High Speed Low Speed Medium Speed Forward Speed High Speed –...
  • Page 66 Parameter Status during Operation Purpose of Operation Operation Method and Its Meaning Soft Mode The currently selected mode blinks. Standard Mode [Basic Mode Selection] Flip the speed switch up (or down) Select the “Free Mode”. to select the “Free Mode”. Speed switch Sports Mode Free Mode...
  • Page 67 Parameter Status during Operation Purpose of Operation Operation Method and Its Meaning Briefly tilt forward Briefly tilt toward once. you once. If the desired parameter is blinking, the following operation is not necessary. [Backward Speed Setting] If a different parameter is blinking, Set the straight-line briefly flip the speed switch up or backward speed as a...
  • Page 68 Parameter Status during Operation Purpose of Operation Operation Method and Its Meaning If the desired parameter is blinking, the following operation is not Slow necessary. [Straight-line Accelera- If a different parameter is blinking, tion Setting] briefly flip the speed switch up or down until the desired parameter is Set the straight-line blinking.
  • Page 69 Parameter Status during Operation Purpose of Operation Operation Method and Its Meaning If the desired parameter is blinking, the following operation is not Slow necessary. If a different parameter is blinking, [Turning Acceleration/ briefly flip the speed switch up or Deceleration Setting] down until the desired parameter is blinking.
  • Page 70 Parameter Status during Operation Purpose of Operation Operation Method and Its Meaning If the desired parameter is blinking, the following operation is not Insensitive [Joystick Filter Setting] necessary. Set the sensitivity of the If a different parameter is blinking, briefly flip the speed switch up or wheelchair’s response to down until the desired parameter is the movement of the...
  • Page 71 Parameter Status during Operation Purpose of Operation Operation Method and Its Meaning Narrow (50% of standard) Standard (default setting) If the desired parameter is blinking, the following operation is not [Joystick Dead Zone] necessary. Set the size of the dead zone for the joystick If a different parameter is blinking, operation.
  • Page 72 Parameter Status during Operation Purpose of Operation Operation Method and Its Meaning Standard If the desired parameter is blinking, [Joystick Input Direction the following operation is not Selection] necessary. Set whether the wheelchair moves in the same If a different parameter is blinking, Front/back reversed briefly flip the speed switch up or direction or the opposite...

  • Page 73: Function Parameters Setting Method

    6.4. Function Parameters Setting Method Meaning of Speed Level Indication Position Item Description Auto Power Off Time 10 Minutes 60 Minutes None Buzzer Sound None – LCD Brightness Normal Slightly Dark Dark Electromagnetic 10 Seconds Immediately Brake Operation – after Stopping after Stopping Timing JW Smart Tune...
  • Page 74 Parameter Status during Operation Purpose of Operation Operation Method and Its Meaning Briefly tilt forward Briefly tilt toward once. you once. If the desired parameter is blinking, [Buzzer Sound Setting] the following operation is not necessary. Set whether the buzzer sounds to confirm If a different parameter is blinking, operations and indicate...
  • Page 75 Parameter Status during Operation Purpose of Operation Operation Method and Its Meaning If the desired parameter is blinking, the following operation is not necessary. [Electromagnetic Brake Operation Timing If a different parameter is blinking, Selection] briefly flip the speed switch up (or 10 seconds after stopping down) once while the parameter is Select whether the...
  • Page 76 Parameter Status during Operation Purpose of Operation Operation Method and Its Meaning If the desired parameter is blinking, the following operation is not necessary. If a different parameter is blinking, [Battery Residual briefly flip the speed switch up (or Pattern 1 (default setting) Capacity Display] down) once while the parameter is blinking until the desired parameter...

  • Page 77: Method For Restoring Factory Settings

    6.5. Method for Restoring Factory Settings Parameter Status during Operation Purpose of Operation Operation Method and Its Meaning [Preparation] Stop the wheelchair in a stable Prepare to restore the state, engage the parking brake, parameters to their factory and power OFF. settings.

  • Page 78: Other Settings

    Other Settings 7.1. Joystick Range of Motion Adjustment The range of motion can be adjusted. By adjusting the range of motion, the maximum speed of the wheelchair can be reached even when the range of motion is set to the narrow setting. Setting Method Parameter Status during Operation Purpose of Operation...
  • Page 79 Parameter Status during Operation Purpose of Operation Operation Method and Its Meaning Hold down the speed switch for 2 seconds (until the buzzer beeps). At this time, you will hear a long buzzer. [Saving the Range of Once the buzzer beeps, release Motion] your hand from the switch.

  • Page 80: Anti-Tampering Function Setting

    7.2. Anti-tampering Function Setting By setting the anti-tampering function, you can prevent operation of the wheelchair using the controller. Setting Method Parameter Status during Operation Purpose of Operation Operation Method and Its Meaning [Preparation] Stop the wheelchair in a stable state, engage the parking brake, Prepare to set the and power OFF.
  • Page 81 Canceling Method Parameter Status during Operation Purpose of Operation Operation Method and Its Meaning [Preparation] Stop the wheelchair in a stable Prepare to cancel the state, engage the parking brake, setting for the anti-tamper- and power OFF. ing function. 1 When the power switch is turned [2] [Start Operation] on, the screen shown to the right is displayed.

  • Page 82: Warnings

    8.1. List of Warnings If the state of the E-Drive PLUS becomes undesirable during use or if an error occurs that can be recov- ered using a simple operation, the controller LCD or assistant controller LEDs, together with the buzzer sound, indicate the warning.
  • Page 83 Warning Display Buzzer Item Details Unit Operation Recovery ( blinking) The wheelchair is stuck Beeps repeatedly against an object for Limits the current to the Free the wheelchair (continuous short Torque limit 2 more than 16 seconds, motor to one-half of the from being stuck or beeps) but less than 24...
  • Page 84 Warning Display Buzzer Item Details Unit Operation Recovery ( blinking) JW Smart Tune Beeps for 2.5 The JW Smart Tune cable Disconnect the JW cable insertion Does not move. seconds is inserted. Smart Tune cable. (when set to stop) JW Smart Tune Able to continue moving.

  • Page 85: Self-Diagnosis

    Self-Diagnosis 9.1. Self-Diagnosis Function When a malfunction is detected, it sounds the buzzer, the battery indicator indicates the malfunc- tion, and the unit will stop operating. In this state, the “malfunction detail indication” will appear if the user pushes the speed switch up or down on the controller or the forward or reverse switch on the assistant controller.
  • Page 86 Malfunction Malfunction Beeping Meaning of Replacement ( :Most Suspect, :Next Suspect) Failure Judgment Condition Item Detail Indication Pattern Display :Controller board tono- sis- Right Unit Left Unit Indication mous tant Indication :Driver board pattern when pattern at :Encoder speed switch is time of mal- :Electromagnetic brake pushed up or...
  • Page 87 Malfunction Malfunction Beeping Meaning of Replacement ( :Most Suspect, :Next Suspect) Failure Judgment Condition Item Detail Indication Pattern Display :Controller board tono- sis- Right Unit Left Unit Indication mous tant Indication :Driver board pattern when pattern at :Encoder speed switch is time of mal- :Electromagnetic brake pushed up or...
  • Page 88 Malfunction Malfunction Beeping Meaning of Replacement ( :Most Suspect, :Next Suspect) Failure Judgment Condition Item Detail Indication Pattern Display :Controller board tono- sis- Right Unit Left Unit Indication mous tant Indication :Driver board pattern when pattern at :Encoder speed switch is time of mal- :Electromagnetic brake pushed up or...
  • Page 89 Malfunction Malfunction Beeping Meaning of Replacement ( :Most Suspect, :Next Suspect) Failure Judgment Condition Item Detail Indication Pattern Display :Controller board tono- sis- Right Unit Left Unit Indication mous tant Indication :Driver board pattern when pattern at :Encoder speed switch is time of mal- :Electromagnetic brake pushed up or...
  • Page 90 Malfunction Malfunction Beeping Meaning of Replacement ( :Most Suspect, :Next Suspect) Failure Judgment Condition Item Detail Indication Pattern Display :Controller board tono- sis- Right Unit Left Unit Indication mous tant Indication :Driver board pattern when pattern at :Encoder speed switch is time of mal- :Electromagnetic brake pushed up or...

  • Page 91: History Display Of Detected Malfunctions Using The Self-Diagnosis

    9.3. History Display of Detected Malfunctions Using the Self-Diagnosis History Display Method The history of the 5 most recently detected malfunctions and some warning displays can be checked. (You can only use the controller to perform this operation.) LCD Status during Operation and Its Purpose of Operation Operation Method Meaning...
  • Page 92 Warning Displays The following displays are shown only when you perform the procedure in “History Display of Detected Malfunctions Using the Self-Diagnosis”. When a warning is normally issued, refer to the information in “8.1. List of Warnings”. Malfunction Device Indication Malfunction Detail Indication Item [Controller Related]...

  • Page 93: Inspection And Maintenance

    10. Inspection and Maintenance 10.1. Inspection Item Perform inspections in accordance with the following inspection items. Inspection Item Inspection Location Inspection Criteria Proper air pressure, and no wear, cracks, or dam- Air pressure (air type), wear, cracks, damage, Caster twisted valve, cap looseness, No twisting or looseness fork mounted area looseness, wobble, and noise No looseness or significant wobble...

  • Page 94: Specifications And Other Information

    Yamaha pattern travel: Continuous travel in a straight line on a flat surface, 24-inch wheels, new, fully charged battery, and ambient tempera- ture of 15–25°C The E-Drive PLUS unit can withstand a load of 125 kg (including the rider, luggage, and frame weight). However, confirm the detailed specifications, including the frame strength, with the wheelchair manufacturer.
  • Page 95 Yamaha pattern travel: Continuous travel in a straight line on a flat surface, 24-inch wheels, new, fully charged battery, and ambient tempera- ture of 15–25°C The E-Drive PLUS unit can withstand a load of 125 kg (including the rider, luggage, and frame weight). However, confirm the detailed specifications, including the frame strength, with the wheelchair manufacturer.
  • Page 96 Please note that the specifications, appearance, and any of the above data are subject to change without notice for the purposes of improvement. The E-Drive PLUS can withstand a load of 125 kg (including the rider, luggage, and frame weight). However, the frame itself may have a lighter load capac-...
  • Page 97 Please note that the specifications, appearance, and any of the above data are subject to change without notice for the purposes of improvement. The E-Drive PLUS can withstand a load of 125 kg (including the rider, luggage, and frame weight). However, the frame itself may have a lighter load capac-...

  • Page 98: Wiring Diagram

    11.2. Wiring Diagram...
  • Page 99 Decon Wheel AB | Södra Ekeryd 115 | 314 93 Hyltebruk | Tel. 0345-40880 | www.decon.se | info@decon.se...

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