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Karma Mid Lectus User Manual

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Mid Lectus

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Summary of Contents for Karma Mid Lectus

  • Page 1 User manual Mid Lectus...
  • Page 2 1. Index 1. Index ______________________________________________________ 0 2. How to contact Karma_________________________________________ 8 3. Declaration of conformity ______________________________________ 9 4. Introduction ________________________________________________ 13 4.1 Chassis Number _________________________________________ 13 5. Used Symbols for Warning, Caution and Note _____________________ 15 6. Warranty __________________________________________________ 16 7.
  • Page 3 10.2.7 Legrest ____________________________________________ 27 10.2.8 Powered Legrest Adjustment (optional) ___________________ 28 10.2.9 Upholstered Headrest (optional) ________________________ 29 10.2.10 Upholstered Calf Support (optional) _____________________ 29 10.2.11 Upholstered Lateral Support (optional) __________________ 29 10.2.12 Upholstered Hip Support (optional) _____________________ 30 10.2.13 Positioning Belt (optional) ____________________________ 30 10.3 The Controls ___________________________________________ 31 10.3.1 Side Steering Control _________________________________ 31 10.3.2 Desktop Control (optional) _____________________________ 31...
  • Page 4 11.3 Positioning Belts ________________________________________ 56 11.4 Control Settings ________________________________________ 57 11.4.1 Height Adjustment Side Control: ________________________ 57 11.4.2 Depth Adjustment Side Control _________________________ 57 12 Control Panel ______________________________________________ 58 12.1 Charging Socket ________________________________________ 58 12.2 Joystick _______________________________________________ 58 12.3 Display _______________________________________________ 59 12.3.1 Battery Indicator (top bar) _____________________________ 59 12.3.2 Focus Light (top bar) _________________________________ 59 12.3.3 Profile Name (main screen) ____________________________ 60...
  • Page 5 12.4.7 Hazard Warning Button and LED ________________________ 67 12.4.8 Lights Button and LED ________________________________ 67 12.4.9 Left Indicator Button and LED __________________________ 67 12.4.10 Right Indicator Button and LED ________________________ 67 12.5 Jack Sockets ___________________________________________ 68 12.5.1 External Profile Switch Jack ____________________________ 68 12.5.2 External ON/OFF Switch Jack __________________________ 68 12.6 R-net Connectors _______________________________________ 69 12.7 Joystick _______________________________________________ 70...
  • Page 6 16.1 Using Additional Function of the Wheelchair Menu______________ 87 17 Handling the Mechanical Brakes _______________________________ 88 17.1 Release the Mechanical Brakes ____________________________ 88 18 Charging the Maintenance Free Batteries ________________________ 89 18.1 Battery Level ___________________________________________ 89 18.2 Charging Socket ________________________________________ 91 18.3 Disposal of Broken or Worn out Batteries _____________________ 93 19 Transport of the Wheelchair___________________________________ 94 19.1 Transportation on an Airplane ______________________________ 94...
  • Page 7 20.6 Cleaning _____________________________________________ 121 20.6.1 Upholstery, Cloth / 3D Mesh __________________________ 121 20.6.2 Metal surfaces _____________________________________ 121 20.6.3 Plastic Covers _____________________________________ 121 20.7 Brake Release, Freewheel Mode __________________________ 122 20.8 Battery Replacement ___________________________________ 123 20.8.1 Front Battery Compartment ___________________________ 123 20.8.2 Rear Battery Compartment ___________________________ 125 21 Refurbishment and Re-use of the Product.
  • Page 8 UK representative KARMA Mobility Ltd. Address: Unit 6 Target Park, Shawbank Road, Reddtich, B98 8YN England United Kingdom Phone: +44 845 630 3436 Email: info@karmamobility.co.uk Website: www.karmamobility.co.uk Produced and published by Karma Medical, Taiwan Technical changes and print errors prohibited.
  • Page 9 3. Declaration of conformity...
  • Page 13 Karma runs the policy of continuously product improvement. Therefore, pictures of products or options as shown in this manual might be different from what you see in this manual. Karma reserves the right to make changes to the product without prior notice.
  • Page 14 The used symbols on the chassis plate are explained below: describes the model and type of the product. stands for indoor- and outdoor use (Class B). stands for the date of production. this icon stands for the maximum driving speed. this icon stands for the maximum slope to drive on.
  • Page 15 5. Used Symbols for Warning, Caution and Note General warnings are indicated by a symbol. There are three levels of warnings: 1. Warning If you see this sign please use extreme caution where this symbol appears. Neglecting these warnings can lead to personal or material damage. 2.
  • Page 16 6. Warranty Karma Medical supplies a warranty of frame for a period of 5 years and electrical system (controller, motor, charger, actuator and PCB) for a period of 1 year after delivery to the customer. Your local supplier will carry out this warranty.
  • Page 17 “cleaning”. 9. Tyre Pressure The Mid Lectus uses solid or air-filled tyres both in the front and middle and solid tyres in the rear. The choice of having solid or air filled tyres is made by...
  • Page 18 and to preserve the performance of the wheelchair, the tyre pressure must be checked at least on a monthly basis. The tyre pressure should be: Front caster air-filled tyres : 25.0 PSI Drive wheel air-filled tyres : 35.0~40.0 PSI 10. The Wheelchair 10.1.
  • Page 19 "transportation". The Mid Lectus has been successfully tested according to the ISO 7176- 19:2008 standards using a 4 piece tie down straps system. The Mid Lectus has been successfully tested according to the ISO 7176-...
  • Page 20 When replacing the batteries or reaching the batteries for all different purposes, if your Mid Lectus is equipped with power lift function, it ’s suggested to lift up the seat and lift up the power legrest to make it...
  • Page 21 10.1.4.1 Front Battery Compartment To reach the front battery, first loosen the knobs and flip up the plastic cover to detach the Velcro strip. Then, remove the screws to take the battery plate off. Pull the battery off the chassis in the horizontal direction. At installing the maintenance free battery, one should pay great attention to make sure the cables are not jammed between the battery and the battery box.
  • Page 22 Battery connection stick er 10.1.5 Circuit Breaker The chassis contains a circuit breaker which is at the front left side of the chassis, and it protects the whole electrical system of the wheelchair. This circuit breaker will only trip if there is a serious problem on the wheelchair. Position of the circuit breaker Push button of the circuit breaker If the circuit breaker trips, reset it after a few minutes.
  • Page 23 10.1.6 Seat Lift (optional) The seat lift is mounted on the chassis. With this lift the seat can be raised step less up to 300mm. This enables the user to have more freedom of movement, not only in horizontal area, but also in the vertical area. The seat lift can be stopped at any height and will be automatically locked in position.
  • Page 24 10.2 Seat The seating system is designed to optimize the seating comfort to the user. It can be adjusted in seat depth and seat width. A rail on each side provide mounting point for accessories like hip supports or safety belts. The seat pan is flat so other seating cushion can be fitted on to the seat as well.
  • Page 25 10.2.3 Seat Tilt (optional) The seat tilt can be used to release pressure. The tilting angle is from 0 to 45°. The tilt can also be used when driving down a slope for compensating the negative seat angle. This provides a more stable seat position and safe driving. 45°...
  • Page 26 10.2.4 Upholstered Backrest The upholstered backrest is available in different lengths and width sizes to give the users maximum support and comfort. The cloth is available as 3D mesh or breathing but waterproof cloth. 10.2.5 Power Recline Backrest (optional) The power recline backrest can be set from 85° to a flat horizontal position. It gives the user the possibility to move into a laying position or a very active sitting position.
  • Page 27 10.2.6 Upholstered Armrest The upholstered armrests of the seat provide good and comfortable support of the arm which result in a stable seating position. The armrest has a soft upholstery on the top side. The armrests come in 320mm or 400mm length.
  • Page 28 10.2.8 Powered Legrest Adjustment (optional) With a powered legrest the knee angle can be set from little less than 90° up to a fully stretched leg angle. The biomechanical mechanism ensures the lower leg length will always be the same. If the legrest is stretched over 45°...
  • Page 29 10.2.9 Upholstered Headrest (optional) The upholstered headrest is adjustable in height, depth and angle to the requirements of the user. It can be taken off without losing its settings. As an additional option, a rail can be mounted to move the headrest out of centre.
  • Page 30 10.2.12 Upholstered Hip Support (optional) The upholstered hip supports offer side support to your hips or upper leg. The support is adjustable in height, depth, width and angle. The soft pads offer good and comfortable support. The hip supports can be taken away for transferring in or out of the wheelchair, without losing the settings.
  • Page 31 The Mid Lectus wheelchair has a side steering control unit, which is either mounted on the left or right armrest. The joystick module can be mounted on a fixed bracket or on an (optional) swing away mechanism. This system enables you to sit close to a table.
  • Page 32 11. The First Set Up Before using, the wheelchair needs to be adjusted and set up for the user. In this chapter we will explain all the setup which needs to be done before the first drive. Before using the wheelchair it is vital to make the right set up for t he user. A non-proper set up of the wheelchair might lead to uncontrolled driving which can result in personal or material damage.
  • Page 33 make sure the balance of the left and right spring is the same, we need to measure the setting. The best way is to measure the distance between the ring and the end of the tread in mm. Make sure that the spring settings in the front are identical. The same for the two rear springs.
  • Page 34 step 2: Loosen the top seat panel screws (A) using an 4 mm Allen key. step 3: Take off the top seat panel. step 4: Loosen up the screws (B) of the side rails, using an Allen key size 4mm. step 5: Loosen up the screws (C) of the legrest unit, using an 5mm Allen key.
  • Page 35 This is to avoid seat parts colliding with the seat lift. This area is red colored. The setting of the seat depth requires some expertise. Therefore we strongly advise you to have it done by your local authorized Karma dealer. step 7: Tighten the screws of the legrest frame to fixate the seat depth.
  • Page 36 step 8: Mount the side rails into position and tighten the bolts. With every seat depth comes a different length of seat rail. Pre-order the right length of rail first before changing the seat depth. step 9: Place the top seat panel back into position and tighten the screws. Now, the seat cushion can be put back in to place.
  • Page 37 step 1: Take off the cushion step 2: Loosen the screws of the side rail and remove them. step 3: Unpack the additional extension rail step 4: Place the extension rail in to position and place the longer mounting bolt which come with the extension rail.
  • Page 38 step 5: Tighten the bolts and place the wider seat cushion on the set pan. 11.2.3 Armrest Width The distance between both armrests can be changed in steps by 50mm. To change the distance you must do the following steps: step 1: Remove the rear cover of the backrest.
  • Page 39 step 3: Remove the cap nut [A] and parallel bar [B] with a 12mm and 17mm open-end wrenches. step 4: Detach the parallel bar (B) from the armrest. If the parallel bar is removed the armrest will fall down. So before removing the parallel bar, make sure you hold the armrest with one hand whilst removing the parallel bar with the other hand.
  • Page 40 step 5: Pull out the armrest axle step 6: Take of the bearing ring (R) step 7: Add or remove the spacers of the axle and put the bearing back.
  • Page 41 step 8: Put the axles back into the backrest frame and tighten the two central bolts. step 9: Connect both parallel bars and secure them with the locking pin. step 10: Put the backrest cover back on the frame. Now the armrests are set in to a different width position.
  • Page 42 11.2.4 Armrest Height The armrest height can be adjusted up and down independently. To set the right armrest height, follow the next steps: step 1: Release the locking bolts (A) on each side of the armrest using an Allen key size 5mm. step 2: Set the armrest angle by using an 5mm Allen key.
  • Page 43 11.2.5 Armrest Angle To set the right armrest angle, please take the following steps: step 1: Loosen the front armrest bolt (B) using a 5mm Allen key. Don't take it out, just loosening. step 2: Loosen up the bolt (C) slightly until the armrest starts to move. If the second bolt is loosened the armrest will fall down.
  • Page 44 11.2.6 Armrest Depth The armrest can be step less adjusted in depth. To set the right armrest depth, follow the next steps: step 1: Loosen up the four bolts (D) using a 4mm Allen key. step 2: Slide the armrest backward ort forwards into the required position. step 3: Tighten the four bolts.
  • Page 45 step 1: Loosen up nut (E) underneath the armrest pad using a 10mm wrench head. step 2: Turn the armrest in the required aside angle. step 3: Tighten the nut again. The angle is set now. Always make sure the nut is correctly tightened. Especially, on the armrest where the joystick module is mounted.
  • Page 46 step 3: Slide the footplate into the required position. Make sure the legrest is in the right position. The surface pressure on the upper leg part should be equally divided over the total length. A too short or too long adjusted length might lead to pressure points on the upper legs part.
  • Page 47 The legrest angle can optionally be power adjusted. How to control the powered legrest is explained in chapter 16. 11.2.10 Footplate Angle The footplate angle can be adjusted for the left and right footplate separately . The setting is step less. To adjust the angle, follow the next steps: step 1: Insert the 4mm Allen key into the adjustment screw inside the footplate.
  • Page 48 11.2.11 Calf Support Settings Optionally, calf supports can be mounted on the legrest. The calf supports are fully step less adjustable. 11.2.11.1 Adjusting the Height of the Calf Support step 1: Loosen up the four bolts (G) using a 5mm Allen key, until the calf support starts to slide in the rail.
  • Page 49 step 1: Loosen up the four bolts of the calf support pad, using a 5mm Allen Key. step 2: Slide the pad into the right position on the rail. step 3: Tighten the four bolts. Repeat the same for the other calf support pad. 11.2.11.3 Adjusting the Depth and Angle of the Calf Support Pads.
  • Page 50 11.2.12 Headrest Settings The optional head rest is fully step less adjustable to suit the user's needs. It can be taken off without losing its setting. detached from backrest high position low position 11.2.12.1 Sideways Adjustment Headrest The head rest has an optional rail for a sideways off centre adjustment. To set this adjustment, take the following steps: step 1: Loosen the 4 bolts (L) using a 5mm Allen key.
  • Page 51 11.2.12.2 Headrest Depth, Height and Angle Adjustment. The headrest has a friction system containing three rotation joints. By moving each rotation joint you can set the height, depth and angle of the headrest all at the same time. To set the headrest in its right position, follow the next steps: step 1: Take off the rubber covers (K) of the three joints step 2: Loosen up the bolts using a 6mm Allen key.
  • Page 52 If you loosen up the bolts too much, the headrest will fall down. This might cause a little shock reaction on the user in the wheelchair. It is better to loosen the bolts bit by bit and every time try to move the headrest. The friction will keep it stable.
  • Page 53 11.2.13.2 Setting the Height and Angle of the Hip Support To set the height and angle of the hip support, take the following steps: step 1: Loosen the lever knob (N) and lift up the hip support into the right height position.
  • Page 54 step 4: Remove the rubber covers (P) of the friction joints. step 5: Loosen the friction bolts (Q) so the padding can be moved. step 6: Tighten the frictions bolts. Now the position is fixed. step 7: Punt the covers back on to the friction joints. If you loosen up the bolts too much, the hip support might start to suddenly move.
  • Page 55 11.2.14 Lateral Support Settings The optional lateral support can be adjusted step less in height, depth, width and angle. 11.2.14.1 Set the Height of the Lateral Support. step 1: Loosen up the bolts (R) using a 5mm Allen key. step 2: Move the lateral support in to the required height. step 3: Tighten the bolts.
  • Page 56 step 1: Loosen the bolts (S) of the friction joints. step 2: Move the pad into the required angle, depth and width. step 3: Tighten the bolts to fixate the setting. 11.3 Positioning Belts The optionally positioning belt can be adjusted in length and anchoring point. To change the setting, follow the next steps: step 1: Loosen the bolts (T) using a 4mm Allen key.
  • Page 57 11.4 Control Settings The side control joystick module is adjustable in depth, height and angle. To set the depth, take the following steps: 11.4.1 Height Adjustment Side Control: To set the height adjustment of the side control, follow the next steps: step 1: Loosen the bolts (V) using a 3mm Allen key.
  • Page 58 12 Control Panel The wheelchair uses a color screen joystick module. With this joystick module all functions of the wheelchair can be controlled. This joystick module can be mounted on the left or right armrest or even as an integrated desktop unit. The joystick module contains a few major components which will be explained separately.
  • Page 59 12.3 Display The color LCD screen is split into 3 areas of information. The Top Bar, the Base Bar and the Main Screen Area. 12.3.1 Battery Indicator (top bar) This displays the charge available in the battery and can be used to alert the user to the status of the battery.
  • Page 60 12.3.3 Profile Name (main screen) The profile name shows in which drive profile you are at the moment. The name of the profile can be programmed to your wishes by your local supplier. The wheelchair can have up to 8 different driving profiles. Each profile is set to a certain environment you want to drive in.
  • Page 61 12.3.6 Speed Bar (main screen) This speed bar displays the current maximum speed setting. It contains 5 steps in speed. These steps can be selected using the speed buttons, explained in the chapter "Buttons" 12.3.7 Inhibit (main screen) If the speed of the wheelchair is being limited;...
  • Page 62 12.3.9 Additional Options (main screen) Additional screens can show the additional options of the electronic system. For example: Bluetooth, environmental control, mouse function. for more detailed information and about these options, please contact your local supplier. 12.3.10 Message Screen (main screen) The joystick module displays warning icons and informational messages, in a dedicated message window.
  • Page 63 12.3.10.4 Joystick Deflected Message This message is show if the wheelchair is started up and the joystick is not in its zero position. If you let go of the joystick, the system will start up normally and the message disappears. 12.3.10.5 E-stop Message If the External Profile Switch is activated during drive, or actuator operation, this symbol will be...
  • Page 64 12.3.13 Control System Temperature (base bar) This symbol is displayed when the control system has intentionally reduced its own power, in order to protect itself against heat damage. 12.3.14 Wheelchair Lock The wheelchair has the option to secure against unintended use. Therefore the joystick module can be locked.
  • Page 65 To unlock the wheelchair: - If the control system has been switched off, press the ON/OFF button. - Deflect the joystick forwards until the control system beeps. - Deflect the joystick in reverse until the control system beeps. - Release the joystick, there will be a long beep. - The wheelchair is now unlocked.
  • Page 66 12.4 Buttons The joystick module has several buttons which will be explained below. 12.4.1 ON/OFF button The On/Off button applies power to the control system electronics, which in turn supply power to the wheelchair’s motors. Do not use the On/Off button to stop the wheelchair unless there is an emergency.
  • Page 67 12.4.4 Speed Increase Button This button increases the speed setting. (it does not increase the maximum speed!). 12.4.5 Mode Button The Mode button allows the user to navigate through the available operating modes for the control system. The available modes are dependent on programming and the range of auxiliary output devices connected to the control system.
  • Page 68 When activated the right indicator LED will flash in sync with the wheelchair’s indicator(s). 12.5 Jack Sockets 12.5.1 External Profile Switch Jack This allows the user to select Profiles using an external device, such as a buddy button. To change the Profile whilst driving simply, press the button. If the control system is set to latched drive or actuator control operation, then the polarity of the jack input is reversed to effect a failsafe system;...
  • Page 69 12.6 R-net Connectors To connect the Communication Cables: • Holding the connector housing, firmly push the connector into its mate until you can no longer see the yellow plastic. The connectors are secured using a friction system. To disconnect the Communication Cables: •...
  • Page 70 12.7 Joystick The joystick is primarily used to drive the wheelchair. Push the joystick into the direction you want to drive and the wheelchair will start to move in that direction. The secondary purpose of the joystick is to navigate through men menu of the wheelchair.
  • Page 71 13 Electric System 13.1 Batteries The wheelchair has two serial connected 12 volt maintenance free batteries for the power supply. The capacity of the batteries can be 50 or 80 Amps. The batteries are fitted in the center of the chassis to arrange a low centre point of gravity.
  • Page 72 If the circuit breaker trips, please press the reset button after a few minutes. If the chair still doesn’t operate normally, please contact your local authorized supplier to have the chair checked. Only use original spare part fuses of Karma. Using other fuses might damage the electronic system or even cause fire.
  • Page 73 14 Using the Wheelchair 14.1 General Warnings and Advices Please read this section of the manual very carefully as it contains issues related to safety and possible hazards. ● When the user is driving the wheelchair for the first time, the supplier has to make sure that the maximum driving speed and curving speed are set in a slow mode.
  • Page 74 This has to be checked by watching these parts when tilting the chair. Changes which are made by third parties are not covered by the warranty and responsibility of Karma Medical. 14.3 Hot and cold surfaces Some parts of the wheelchair can reach high temperatures when exposed to direct sun.
  • Page 75 The wheelchair can reach low temperatures when exposed to cold weather (below zero degrees Celsius). Please take caution in touching especially the metal parts with wet body parts under these circumstances as they easily can freeze and get stuck to these surfaces. 14.4 Danger of Pinching User Special care has been taken to make sure that the chance that the user...
  • Page 76 ● Check the tire pressure and refill the tires if necessary every four weeks. ● Check the tires at the same time for wear and damage. Replace if necessary. ● In order to ensure that your wheelchair is in good condition, please contact Karma authorized dealers regularly and make further wheelchair inspection...
  • Page 77 and maintenance records. We recommend that you inspect and maintain your wheelchair every six months. ● Do not change the programmed driving characteristics of your control unit, as it is specific for the situation of the user. If any adjustment is required because of a change of circumstances, please contact your supplier.
  • Page 78 When driving on downhill slopes with an uneven or slippery surface (for example grass, gravel, sand, ice or snow) you should drive with extra care and attention. When driving on downhill you can use the tilt (if build in) to create a more stable seating position for yourself.
  • Page 79 14.8 Use on Slopes: Driving on Uphill Slopes Driving on uphill slopes must always be performed with great care and attention. Avoid sudden avoidance maneuvers and never drive at a speed higher than needed to maneuver the wheelchair in a safe and secure way. Avoid holes and bumps as much as possible.
  • Page 80 14.9 Driving on Sideways Slopes Driving on a sideways slope must always be performed with great care. Avoid sudden avoidance maneuvers and never drive at a speed higher than needed to maneuver the wheelchair in a safe and secure way. Avoid holes and bumps as much as possible.
  • Page 81 14.10 Obstacle Climbing Do not drive the wheelchair over obstacles of a height bigger than 75mm. Driving over tall edges increases the risk of tipping over as well as the risk of damage to the wheelchair. Always be aware when climbing obstacles of the stability of your wheelchair.
  • Page 82 14.11 Use in Presence of Electromagnetic Fields Use your cell phone only when the wheelchair is switched off. Although the wheelchair is tested and approved for electromagnetic interference, there is a very small change that strong electromagnetic fields from cell phones or some other electrical products lead to unexpected and unpredictable electrical reactions from the wheelchair.
  • Page 83 15 Driving the Wheelchair The wheelchair is designed for indoor and outdoor use. When driving indoors, you must be careful when driving in, for example, narrow passageways, when passing through doors and entryways as well as when using elevators, ramps, etc.
  • Page 84 15.1 Driving in General Make sure that the control system is mounted right and that the joystick position is correct. The hand or limb you use to operate the joystick should be supported, for example by the wheelchair armrest. Do not use the joystick as the sole support for your hand or limb, the wheelchair movements and bumps could upset your control, which might result in uncontrolled driving.
  • Page 85 Before the red flashing symbol disappears, operate the joystick cautiously to prevent the chair from sliding down on the slopes. Do not perform the first test drive on your own. The test drive is of course just a check of how you and the wheelchair function together, and you may need some assistance.
  • Page 86 Be careful driving backwards. You cannot really oversee where you are driving. It is better, when the space is available, to turn around and drive forward. By driving backwards not seeing where you are heading you might bump into something or someone. This can lead to personal or material damage.
  • Page 87 direction. As long as you deflect the joystick from centre the function will move. Release the joystick and the seat function movement will stop. The acceleration and speed of each seat function can be programmed by your local authorized supplier. Should you request a different setting, please contact your local authorized supplier.
  • Page 88 17 Handling the Mechanical Brakes The drive motors of the wheelchair have electro mechanical brakes. The brake can be release to set the wheelchair into freewheel mode. In freewheel mode the wheelchair can be pushed. This might be necessary to move the wheelchair in certain cases.
  • Page 89 If the parking brake is released (free-wheel mode), the wheelchair cannot be driven by the electronics. Therefore the release of the brakes should only be done in emergency cases and or for servicing. If the user is on board, the parking brakes should always be attached. Always make sure that, when positioned on slopes, the brakes are attached (no Freewheel).
  • Page 90 Battery indicator If the maintenance free batteries are fully charged, all ten LED's on the top bar light up. The more energy is used the more LED extinguish, starting on the right side. If only the red LED are still on, it indicates that recharging of the maintenance free batteries is required.
  • Page 91 Some local dealers supply the wheelchair with their own brand of batteries and battery charger. For information about these batteries and charger, you should ask your local authorized supplier. 18.2 Charging Socket The charger socket can be found on the front side of the joystick module. If the wheelchair has an integrated desktop control, the charger socket will be on the side of the joystick module.
  • Page 92 The wheelchair can be delivered with a battery charger. This charger has a capacity to charge up to 11 ampere. This charger will fully charge the batteries within 8 hours. For more detailed information about the charger and its functions, we suggest that you refer to the manual which comes with the charger.
  • Page 93 18.3 Disposal of Broken or Worn out Batteries Batteries don’t last forever. Therefore batteries need to be changed after a certain period. The safest way is to have this done by authorized personnel of your local supplier. Batteries are chemical waste and need to be treated as such, using protective clothing, gloves and glasses.
  • Page 94 19 Transport of the Wheelchair Mid Lectus is designed and tested according to ISO-7176-19:2008, for transportation in an occupied position, forward facing in a vehicle. When shipped by boat, please give special attention to prevent contact with salt water or air. Salt water is extremely corrosive and might lead to unwanted damage of the product.
  • Page 95 - Only use "gelled electrolyte" batteries on powered wheelchairs when used in a car. 19.2 Guideline for transportation in a vehicle The Mid Lectus complies with the requirements specified in ISO 7176-19:2008. It has been designed and tested according to the ISO 7176-19:2008, for transportation in an occupied position, forward facing in a vehicle.
  • Page 96 Standard ISO 10542-1 approved 4 point WTORS (wheelchair Tie down and Occupant Restraint Systems), are only tested to 85kg. For wheelchairs heavier than 85kg it is recommended to use an ISO 10542-1 WTORS (heavy duty system), which is rated for the total weight of the wheelchair including any options.
  • Page 97 The access to, and maneuverability in, motor vehicles can be significantly affected by wheelchair size and turning radius. Smaller wheelchairs and/or wheelchairs with a shorter turning radius will generally provide greater ease of vehicle access and maneuverability to a forward-facing position in the vehicle.
  • Page 98 19.3.1 Safety belt If the user is transported in his wheelchair, it is necessary to use a car safety belt to secure the wheelchair user. Positioning of the car safety belts for wheelchair users. The wheelchair has been crash tested using tie down belts, and a 3-point occupant safety belt.
  • Page 99 The shoulder part (1) of the safety belt should be positioned according to the figure below. Shoulder safety belt positioning Please obtain the following points for a optimal personal safety of the wheelchair user: - the pelvic belt should be worn low across the front of the pelvis, so that the angle of the pelvic belt is within the preferred zone of 30°...
  • Page 100 Picture of improper belt fit Picture of proper belt fit Please, make sure the following conditions are fulfilled to obtain a safe transportation: - Whenever possible the occupied wheelchair shall be located in a forward-facing configuration and secured by the tie downs in accordance with the WTORS (wheelchair tie down and occupant- restraint system) manufacturer’s instructions.
  • Page 101 - Alterations or substitutions should not be made to the wheelchair securement points or to structural and frame parts or components without consulting the manufacturer. - Only use "gelled electrolyte" batteries on powered wheelchairs when used in a car. Special care should be taken when applying the occupant restraint to position the seatbelt buckle so that the release button will not be contacted by wheelchair components during a crash.
  • Page 102 19.5 Transportation using Dahl Docking station Mid Lectus has been crash tested using a Dahl docking station tie down system according to 7176-19:2008 and 10542-1:2012 SWM, where the wheelchair is facing forward in driving direction (driving direction like the driver seat).
  • Page 103 19.5.1 Chest support and knee support During transportation in occupied position (user in the wheelchair) in a vehicle the (optional) accessories like a chest support shall be taken off the wheelchair. This is to avoid the risk of personal damage during an impact. The safety belt of the vehicle shall hold the user in its position and will not be obstructed by the chest support.
  • Page 104 19.5.2 Mounting of the Dahl locking adapter on the wheelchair The MID chassis can be equipped with a Dahl docking plate underneath the battery box frame of the chassis. MID chassis with Dahl Dock ing plate mounted. For detailed information about the Dahl Docking system, please visit the homepage: www.dahlengineering.dk To fit the Dahl docking plate, Dahl has created a special kit for MID chassis...
  • Page 105 The MID chassis has dedicated holes in the chassis where the Dahl lock plate can be mounted on. Dedicated holes for mounting Dahl lock plate 1. Remove the rear battery from the MID Chassis and put the special Dahl nut plates in to the dedicated mounting holes from the inside of the battery box.
  • Page 106 5. Note that the following parts are the standard parts that come with the complete docking station: 8 mm spacer (Dahl part no. 500673), the lock plate (Dahl part no. 500561) and the 5 pieces of Dahl high grade steel (14.9) Torx bolts (Dahl part no: 502800) The special Dahl high grade Torx bolts (Dahl part no: 502800) only come in one length which often is too long.
  • Page 107 flexibility in height adjustment for securing wheelchairs with different ground clearances, you could choose the latter. The mounting of the Dahl Docking Station into your vehicle shall only be executed by an authorized car adaptation company. They will get the right support and information from Dahl Engineering how to mount the docking station in to the designated vehicle.
  • Page 108 Content of DAHL VARIODOCK™ Art. no. 503600. DAHL DOCKING STATION MK II function description...
  • Page 109 DAHL VARIODOCK™ function description Dahl dock ing station mounted on the floor 19.5.3 Locking procedure: Drive the wheelchair slowly into the vehicle and make sure you centre your wheelchair in the middle of the docking module. If well positioned, the locking system will also guide the wheelchair into the docking station.
  • Page 110 station. At the same time you will hear a clicking sound. The wheelchair is now locked in to the docking station. The light on the control panel will light up de LED showing the wheelchair is locked in correctly. Now switch the wheelchair off.
  • Page 111 19.5.5 Manually unlocking in case of electric failure or accident: Dahl Engineering offers two docking stations, the Mk ll, and a new power height adjustable called Dahl VarioDock. Please also refer to Dahl Engineering instructions for installation, use and maintenance for the station used.
  • Page 112 19.5.6 Safety belt If the user is transported in his wheelchair, it is necessary to use a car safety belt to secure the wheelchair user. Positioning of the car safety belts for wheelchair users. The wheelchair has been crash tested using a Dahl 3-point occupant safety belt, model 500984.
  • Page 113 The shoulder part (1) of the safety belt should be positioned according to the figure below. Shoulder safety belt positioning Please obtain the following points for an optimal personal safety of the wheelchair user: - the pelvic belt should be worn low across the front of the pelvis, so that the angle of the pelvic belt is within the preferred zone of 30°...
  • Page 114 Picture of improper belt fit Picture of proper belt fit Please, make sure the following conditions are fulfilled to obtain a safe transportation: - Whenever possible the occupied wheelchair shall be located in a forward-facing configuration and secured by the tie downs in accordance with the WTORS (wheelchair tie down and occupant- restraint system) manufacturer’s instructions.
  • Page 115 19.5.7 Positioning the occupant restraint when using it with the Dahl Docking systems only Danger! When using wheelchair with Dahl Docking systems, the floor anchorage points for the occupant restraint system shall be located 10-60 mm outside wheels, on each side. The pelvic belt must be worn low across the front of the pelvis so that the angle of the pelvic belt is within the optional or preferred zone of 30°...
  • Page 116 ● Only charge in a well ventilated room with no sources of open fire. ● Turn off the control unit before charging. ● When the charger is disconnected from the wheelchair, also disconnect the charger from the mains. ● Place the charger in a place where it can radiate its heat freely during charging.
  • Page 117 • Please note that a battery discharges itself and that a discharged battery can burst when it is cold. If the wheelchair is to be stored unused for an extended period of time, the batteries must always be charged once a month to avoid them being damaged.
  • Page 118 20.4 Tools The wheelchair comes with a tool kit to be able to adjust most settings. The toolkit includes: ● a set of Allen keys ● a flat/Phillips screw driver ● a socket wrench 11 and 13 mm. Some repairs may require tools other than those supplied with the wheelchair.
  • Page 119 20.5 Wheels and Tires Check at regular intervals that the wheelchair’s tires have the correct tire pressure. Check regularly that the tire pressure is okay. We suggest checking the tire pressure at least every 4 weeks. type of tire tire size Recommended pressure Front caster tire 2.50/2.0-4...
  • Page 120 Do not loosen the central hub bolt to remove the drive wheel. After taking the wheels of the wheelchair the rim can be split. The tire is then available for repair. The inner tubes of the tires can be repaired according to the description on the tire puncture repair kit that you use.
  • Page 121 20.6 Cleaning Regular care and maintenance will prevent unnecessary wear and damage to your wheelchair. The following is general advice recommended by Karma. For severe soiling of the upholstery or damage to the surface finish, contact Karma or your local authorized supplier for information.
  • Page 122 Never use aggressive chemical cleaner or cleaning fluids. These will damage the surface and structure of the material. Never use a sponge with a hard surface. This will damage the surface and structure of the material. Never use a high pressure water hose or steam cleaner. This will damage the surface and structure of the material and could cause electronic failure.
  • Page 123 20.8 Battery Replacement 20.8.1 Front Battery Compartment step 1: Place the wheelchair on a level surface and, if possible, raise the seat lift for better access. step 2. Switch off the power supply using the ON/OFF key on the control panel. step 3.
  • Page 124 step 6. Lift up the front battery plate and then take it off. step 7. Disconnect the battery cable and then take out the battery completely to detach the positive and negative terminal. Replace the batteries. step 8. Reconnect the batteries according to the schematic which is place on the inside of the battery covers.
  • Page 125 20.8.2 Rear Battery Compartment step 1: Place the wheelchair on a level surface and, if possible, raise the seat lift for better access. step 2. Switch off the power supply using the ON/OFF key on the control panel. step 3. Remove the rear cover knobs. step 4.
  • Page 126 step 7. Lift up the battery plate to detach the notch and take it off. step 8. Disconnect the battery cable and then take out the battery completely to detach the positive and negative terminal. Replace the batteries. step 9. Reconnect the batteries according to the schematic which is place on the inside of the battery covers.
  • Page 127 Damage on the wheelchair as a result of a not proper repair or ** Applicable? replacement is not covered by our product warranty. Battery connection sticker Damage on the wheelchair as a result of a not proper repair or replacement is not covered by our product warranty. Batteries are classified as chemical waste and need to be disposed according to the local regulations for chemical waste.
  • Page 128 The wheelchair will be refurbished according to a refurbishment guideline of Karma. This includes the replacement of all upholstery parts, a total disinfection of the product and a complete technical check of the wheelchair and its accessories.

  • Page 129: Troubleshooting

    Note that this guide cannot describe all the problems and events which may occur and you should always contact your local authorized supplier or Karma in case of doubt.
  • Page 130 Incorrect or poorly performed repair works may make it dangerous to use the wheelchair. Karma accepts no liability for any personal injury or damage to the wheelchair and its surroundings that occurs on account of incorrect or...
  • Page 131 24 Technical specifications Mid Lectus Product Model Seating System Minimum Maximum Nominal seat width (mm/in)* 420 / 17 520 / 21 Nominal seat depth (mm/in)** 400 / 16 600 / 24 Backrest height without cushion (mm) Backrest height with cushion (mm)
  • Page 132 Backrest angle (X°) Seat to backrest angle (X°) Leg to seat angle (X°) Driving Characteristics Minimum Maximum Drive wheel size 2.50/2.00 - 4 (8") Front caster size 3.00 - 8 (14") Rear caster size 2.00/1.00 - 4 (6") Overall length with legrest (mm) 1100 Overall width (mm) Overall height (mm)
  • Page 133 *** Drive range/ Ability to climb rated slope are estimated based on the following conditions: 20℃~35℃, 140 kg occupant, brand new fully charged batteries and driving on the flat road. - Mid Lectus satisfies the requirements according to EN 12184 and the maximum occupant mass is 140 kg.
  • Page 134 Every day we design new accessories to improve the flexibility of our products. Contact your local authorized Karma supplier for more information on the accessories which are available for your wheelchair. Should you have a good suggestion for a new accessory, do not hesitate to contact us.
  • Page 135 Through our dedication and our mindfulness, we look forward to bringing more confidence, joy, and love for life to those with physical disabilities around the world. Karma Medical is continuously improving their products and accessories. Changes might take place without further notice.
  • Page 136 (110400000644) Release Date: Jul. 2022 V.05...

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