Medema Mini Crosser M2 Service Manual
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Medema Mini Crosser M2 Service Manual

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medemagroup
GB
P9-0157-S ver. 2.1.0 - December 2018

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Summary of Contents for Medema Mini Crosser M2

  • Page 1 medemagroup P9-0157-S ver. 2.1.0 - December 2018...
  • Page 2 Medema A/S Service manual P9-0157-S 2 of 70 Version 2.0.9 - 2018...

  • Page 3: Table Of Contents

    Medema A/S Contents Contents ................. 3 Introduction ................5 Symbols.................. 6 Warning! ................. 6 Alarm ..................6 Contagion! ................6 Safe servicing ................ 7 Tool list ................... 8 Storage ................... 9 Cleaning ................. 9 Declaration of conformity ............. 10 Maintenance ................11 User menu ................
  • Page 4 Medema A/S Programming ................. 61 Technical data ................ 61 Fejlkoder................. 66 Service manual P9-0157-S 4 of 70 Version 2.0.9 - 2018...

  • Page 5: Introduction

    10 years, up to a max. of 5,000 hours, provided it is serviced and safety-checked every year, corresponding to 500 hours of operation. The service must be carried out either by Medema A/S or an authorised workshop. IMPORTANT! For safety reasons it is of the utmost importance...

  • Page 6: Symbols

    ”Programming the User Menu” to turn on the alarm. Contagion! Note! The tires can sometimes rub off on floor coverings, particularly linoleum. Medema Production assumes no responsibility in case of contagion. To prevent this, we recommend that you protect delicate floors with some sort of driving surface.

  • Page 7: Safe Servicing

    Medema A/S Safe servicing To avoid injuries to both the service engineer and the subsequent Š user of the scooter, it is important to get to know the product before servicing it. Be particularly aware of the following: Š The Mini Crosser MUST be turned off at the main switch. If Š...

  • Page 8: Tool List

    Medema A/S Tool list The following tools are needed to service the scooter: Circlip pliers Š Allen keys Š Box spanners, 7-17 mm Š Open-ended spanners, 7-17 mm Š Phillips and torx screwdrivers, 10/15/20/25 slot Š Needle-nose pliers Š Side-cutting pliers Š...

  • Page 9: Storage

    Medema A/S Storage The Mini Crosser is designed for use in all types of weather. The scooter should, however, be stored and charged under cover at temperatures in excess of 0°C. The charger must also be kept dry. If the scooter is not going to be used for a long time, it is advisable to protect the tyres by chocking the scooter up.

  • Page 10: Declaration Of Conformity

    Medema A/S Declaration of conformity Medema A/S hereby declares that: Machine: Mini Crosser Use: (Prescribed use in User Manual) Model No: Complies with the Medical Device Directive 93/42/EEC The product is made in accordance with the harmonized standard EN 12184 - Electrically powered wheelchairs, scooters and their chargers.

  • Page 11: Maintenance

    5,000 hours, provided it is serviced and safety-checked every year, corresponding to 500 hours of operation. The service must be carried out either by Medema A/S or an authorised workshop. IMPORTANT! For safety reasons it is of the utmost importance that the...

  • Page 12: User Menu

    Medema A/S User menu Term Description Menu / information Press the button and a menu at the top of the display switches between ”Date”, ”Time”, ”Complete km”, ”Complete running time”, ”Battery Voltage” Service ”and” inclination ”.”Slope” is optional, and appears only if it is engaged.
  • Page 13 Medema A/S Term Description Accelerator Front arm activates slowly and the Mini Crosser will start running forward. The more press, the faster it will run. When the lever is released, the arm fl ips itself back to the starting position and Mini Crosser stops.
  • Page 14 Medema A/S Term Description Extras Anti-theft alarm (Extra) With this parameter set to ON, the anti-theft alarm is turned on every time you turn off the Mini Crosser. An activated alarm is turned off by turning the key to 1 (drive).

  • Page 15: Service Summary For Mini Crosser M Model

    Medema A/S Service summary for Mini Crosser M Model Area Component Check and remedy Suspension and Rear suspension Check whether the rear of the wheels scooter is drooping. The rear wheel must not rub on the mudguard with a load on the seat. Replace the shock absorbers/springs behind the batteries.
  • Page 16 Medema A/S Area Component Check and remedy Suspension and Front wheel Check that the guide rods and balls wheels (contd) suspension. are in good condition and properly tightened. Check the ball bearings in the front wheels and guide spindles for play/ wear.
  • Page 17 Medema A/S Area Component Check and remedy Power consumption Power consumption on a level road with a tyre pressure of 2.8 bar and 75-100 kg on the seat: 10 km/h = 12 - 15 A 15 km/h = 17 - 20 A Measure on one of the battery cables using a clip-on ammeter.
  • Page 18 Medema A/S Area Component Check and remedy Steering column (*) On models with an 8 mm bolt (contd) going into the steering shaft from the aluminium bottom section of the steering column. The bolt can work loose if the steering column is twisted/knocked hard.
  • Page 19 Medema A/S Area Component Check and remedy Electrical Control card Check that it is dry and in a good components condition. Check that all the connectors are firmly in place. Cables/plugs Check that the cables are firmly in place and not sticking out in such a way as to catch on something or get trapped.
  • Page 20 Medema A/S Check if the carbon is okay or needs replacing. Whether it is a Schmid or Mini Crosser transaxle, the carbon must be replaced when it has been worn down to 10mm. Full length 10 mm Service manual P9-0157-S 20 of 70 Version 2.0.9 - 2018...

  • Page 21: Control Panel

    Medema A/S Control panel Avoid subjecting the control panel to jarring and knocks. Take care when driving and avoid hitting obstacles. The manufacturer accepts no liability in respect of the unauthorised opening, adjustment or modification of the control panel. Menu / information...

  • Page 22: Programming The Technician Menu

    Access to the menu is achieved by holding down the up arrow and menu button for approx. 3 seconds. Enter password (contact Medema Production) using the +/- button and Next to move to next digit. Press Enter. You can scroll through the parameters with the +/- button below the display.
  • Page 23 Medema A/S Parameter description Reverse Buzzer (Off/ Same warning horn as it is known from trucks in reverse Beep/Buzze) gear. Choose from ”Off”, ”Beep” - low horns, or ”Buzzer” - sharp horns. Keyboard sound With ON / OFF select whether to be acknowledged with a little (On/Off) beep when you press the contacts on the dashboard.
  • Page 24 Medema A/S Parameter description Battery indicator You can choose whether you want the battery indicator to be shown with 10 small compartments (6 green, 2 yellow and 2 red) or with 3 large compartments (1 green, 1 yellow and 1 red).
  • Page 25 Medema A/S Parameter description Service PIN Password for the Technician/Service menu. Enter a four-digit PIN code. The value can be changed using +/-. Move on to the next digit using the button under Next. Accept by pressing Enter. Display charge curve See the following section for further details.
  • Page 26 Medema A/S Parameter description Acknowledge You can choose between no sound and a low or high horn blast to signal whether the alarm has been activated. The indicators will always flash once when the alarm is activated. The alarm lasts for 15 seconds before switching off. Any further disturbance will trigger it again.
  • Page 27 Medema A/S Parameter description Max fwd speed slow This value is used when the ”slow/fast” switch is set to ”slow” Min fwd speed fast This value is used when the ”slow/fast” switch is set to ”fast” Min fwd speed slow This value is used when the ”slow/fast”...
  • Page 28 Medema A/S Parameter description P&G fault log Here are the faults that P & G engine management have registered. The system can record 8 different types of faults. Each fault can be recorded up to 30 times. The newest registered fault is written at the top of the list.

  • Page 29: Display Charge Curve

    Medema A/S Display charge curve Find the Show Charging Graph item in the technician menu. A picture showing the current day is displayed by pressing enter. A red graph indicates when a battery charger has been connected. See the picture below:...
  • Page 30 Medema A/S You can use the Medema PC programme to download stored charging data to a computer by connecting a cable to the USB socket at the front of the controller. Use the CSV Export button to export loading data from the PCB.
  • Page 31 Choose the diagram type shown. You will see a picture similar to the one you see on the Mini Crosser or PC. Only people who have been trained by Medema should use graphs in connection with charge curves. Service manual P9-0157-S 31 of 70 Version 2.0.9 - 2018...

  • Page 32: Troubleshooting

    Medema A/S Troubleshooting The following is a list of various problems that, in our experience, may occur. The list gives possible causes and remedies. Problem Possible causes Remedy The Mini Crosser will not The key has not been Turn the key and wait 5 turned to start.
  • Page 33 Medema A/S Possible causes Remedy Problem The “ready” lamp on the The fuse in the charger Contact supplier. charger lights up even has blown. when partly discharged The switch in the charging Contact suppliers - read batteries are connected. plug is malfunctioning.
  • Page 34 Medema A/S If the vehicle has an electronic fault, the battery indicator will show what sort of fault it is. It is a good idea to be able to say how many diodes/lamps light up when contacting the supplier. Lamps...

  • Page 35: The Vehicle's Driving Characteristics

    Below are the default values of the P & G parameters. If parameter changes not seen in P & G parameter menu are required, contact Medema for further information. Please note that the values for speed, deceleration, throttle gain and motor compensation may not be increased. They greatly influence the safety of the user and product durability.

  • Page 36: Battery Disposal

    Take care when handling any leaky batteries, as they contain corrosive acid. INFO! New batteries can be purchased from Medema A/S. Charging The battery manufacturer recommends that the batteries are charged at a temperature of + 10° to +30° C in order to achieve a charging time as specified in the section Technical data.

  • Page 37: Standby Power

    Medema A/S Since the Mini Crosser also uses some power even when it is turned off and the ignition key is turned to 0, it is recommended that it is always connected to the charger when not in use. Standby power The M2 scooter is equipped with an advanced display solution.
  • Page 38 Medema A/S It is important to fit the batteries correctly. The battery terminals and snap locks are marked +/-. They must be fitted as shown in the sketch below. Make sure that the snap locks are properly closed. For the same reason there must not be any burrs on the terminals.

  • Page 39: Fitting An Accelerator Switch

    Medema A/S Fitting an accelerator switch Connecting two accelerators at the same time. Options: Standard accelerator on left and right (wig-wag). Š Twist grip accelerator on right and left (single-ended). Š Twist grip accelerator and foot pedal (single-ended). Š What they all have in common is a change-over switch for selecting which to use.
  • Page 40 Medema A/S Fit the throttle cable. Throttle cable. Mount the switch so it points in the The display will now show REVERSE correct direction. Install the dashboard. in the lower left corner. Use the button Avoid pinching/stretching the cables. below to change to REVERSE.

  • Page 41: Fitting Corner Speed Reduction, 3W

    Medema A/S Fitting corner speed reduction, 3W The kit contains these parts. Take the plastic lever off the gas spring release. Remove the rear plastic screen using Remove the front wheel. See the section the 6 screws. on changing the wheel.

  • Page 42: Fitting Corner Speed Reduction, 4W

    Medema A/S Fitting corner speed reduction, 4W The kit contains these parts. Take the front cover off. Attach the bracket to the body frame Mount the U-shackle with pipe fitting and using the pre-drilled holes. bolt on the steering column. Please note that the distance to the magnet should be approx.

  • Page 43: Fitting A Foot Pedal

    Medema A/S Fitting a foot pedal Complete foot pedal. Decide where the foot throttle should be fitted. Drill a 13mm hole for the foot throttle cable. Lined with the rubber lining provided. The foot throttle must be pulled through The petrol plug in the controller must be the hole and up the steering column.
  • Page 44 Medema A/S The forward and reverse foot throttle Secure the foot throttle with the screws pedal. Can be placed on the right, left provided. or in the middle. Must be installed as described on the previous page. The programming must be changed from wigwag to single-ended control.

  • Page 45: Fitting A Twist Grip Accelerator, Right & Left

    Medema A/S Fitting a twist grip accelerator, right & left Left-hand twist grip accelerator kit. Right-hand twist grip accelerator kit. Remove the plastic cover. Remove the throttle lever. Remove the handle. Refit the throttle lever. Service manual P9-0157-S 45 of 70...
  • Page 46 Medema A/S The plug and fuse must be fitted into Use Loctite 406 for fitting the throttle. the hole. Remember to also install the 2 small fuses again. Connect the hand throttle to the 3-pin Tighten the screws. plug where the standard potentiometer was connected.

  • Page 47: Electrical Seat Turning From Right To Left

    Medema A/S Electrical seat turning from right to left Seat with electrical turning. By default, electrical seat turning is installed so the seat turns to the right. 1. Lift the seat The electrical seat turn will now turn to 2. Turn the seat 90° in the direction of the left.

  • Page 48: Elevated Footrest

    Medema A/S Elevated footrest Drill two holes through the bottom plate Screw together with the screws using the holes shown as a template. provided. Anti-theft alarm, tilt alarm and temperature sensor. The box with the anti-theft alarm, tilt Fitted to the electric plate with Velcro.
  • Page 49 Medema A/S M8 x 30 M8 x 35 Service manual P9-0157-S 49 of 70 Version 2.0.9 - 2018...

  • Page 50: Fitting Accessories On The C-Rail

    Medema A/S Fitting accessories on the C-rail Examples Knock the plug off one end. Remove the strip. Cut the strip to length. Fit the stick The holder for an oxygen cylinder can holder on the C-rail. Put the plug back be fitted in the same way.
  • Page 51 Medema A/S Minicrosser AB Förlängt fotstöd Beskrivning Antal Förlängt fotstöd vänster Beslag till förlängt fotstöd, vänster M8 låsmutter FZB 8mm bricka (A2) 8mm fjäderbricka (A2 - DIN 128) M8 x 25 ch (A2) M5 x 20 rh (A2) 5mm bricka (A2) 3M safety walk Distansstycke, HDPE Ø15/8 x 5...
  • Page 52 Minicrosser AB Medema A/S Beskrivning Antal Förlängt fotstöd höger Beslag till förlängt fotstöd, höger M8 låsmutter FZB 8mm bricka (A2) 8mm fjäderbricka (A2 - DIN 128) M8 x 25 ch (A2) M5 x 20 rh (A2) 5mm bricka (A2) 3M safety walk Distansstycke, HDPE Ø15/8 x 5...

  • Page 53: Wear Of Magnetic Brake

    Medema A/S Wear of magnetic brake Each time the user releases the throttle, the friction disc is affected. This means that over time the disc will become worn and the magnet will no longer be able to pull the brake free during operation.

  • Page 54: Replacing Bulb In Headlight

    Medema A/S Replacing bulb in headlight The bulb in the headlight is held in place Push the shackle down. The bulb by a shackle. and fitting can now be taken out and replaced. On the 4W model the bulb can be...

  • Page 55: Wheel Radius Data M2

    Medema A/S Wheel radius data m2 Prepared by: Klaus Smedegaard Revision 1 - 17-01-2014 Radius = 160 mm M-127-3-165 wheel, norway, 13x5.00-6” Complete with wheel and tire. M-127-3-165p wheel, norway, 13x5.00-6” Complete with wheel and studded tire. Radius = 175 mm T-127-3-765 wheel, complete, mc maxx.

  • Page 56: Securing To Vehicle Floor With Belts

    Medema A/S Securing to vehicle floor with belts Dahl Engineering belt set for securing in motor vehicles. Item No. C2-0242 ALWAYS use four belts at the back and two at the front. The belts must always be attached to approved fittings in the vehicle and the four eyes welded to the scooter.
  • Page 57 Medema A/S Attachment point Attachment point Greater than the anchorage points on the Greater than scooter the anchorage points on the Centre line scooter Service manual P9-0157-S 57 of 70 Version 2.0.9 - 2018...
  • Page 58 Medema A/S For transport in an estate car, the seat can be lifted off and the handlebars folded down. This reduces the maximum height to 69 The Mini Crosser can be used as a seat during transport in a van or bus, provided it is securely anchored to the vehicle with approved four-point belts attached to the restraint points provided on the Mini Crosser.

  • Page 59: Transporting By Plane

    Medema A/S Remember to turn the Mini Crosser off during transport. Turn the key to 0. However, if at all possible, we recommend that the user occupies one of the seats in the motor vehicle. All other things being equal, this is safer.

  • Page 60: Front Wheel Alignment, 4W

    Medema A/S Front wheel alignment, 4W Front wheel alignment (toe-in), 4W Service manual P9-0157-S 60 of 70 Version 2.0.9 - 2018...
  • Page 61 Medema A/S Programming NOTE! For safety reasons, modifications may only be made by trained personnel, such as Mini Crosser service engineers and consultants or authorised service personnel at mobility centres, etc. Technical data General information: Transport height without seat 69 cm...
  • Page 62 Medema A/S M-127-3-065 3,5 bar 3,5 bar 13x3.00-8” ext. Ø340 mm Wheel black - T and M-model T-127-3-068 13x3.00-8” ext. Ø340 mm Wheel black puncture free - T and M-model Classification, ISO Class C Class C Seats: Effective seat width:...
  • Page 63 Medema A/S 110/115 Ah batteries Option Option Maximum driving distance with new 80 km 75 km batteries at +20° on flat, firm surface Optimum battery capacity is reached after approx. 20 charges / discharges. Battery type: Standard: 2 x 12 V / 56 Ah...
  • Page 64 Medema A/S Service manual P9-0157-S 64 of 70 Version 2.0.9 - 2018...
  • Page 65 Medema A/S Service manual P9-0157-S 65 of 70 Version 2.0.9 - 2018...
  • Page 66 Medema A/S Fejlkoder Code Description Action Mode Bars Comments 0003 EEProm cache Trip All modes Internal Fault. Return to PGDT if checksum happening all the time. 0100 ROM checksum trip Trip All modes Internal Fault. Return to PGDT if happening all the time.
  • Page 67 Medema A/S Code Description Action Mode Bars Comments 1800 Watchdog trip Trip Startup Internal Fault. Return to PGDT if happening all the time. 1B10 M+ current null fault Trip Startup Internal Fault. Return to PGDT if happening all the time.
  • Page 68 Inhibit 3 input and programming. 7C00 Thermistor open or short Trip Possible controller Fault Other trip codes can occur. If so, please contact Medema A/S. circuit trip Service manual P9-0157-S 68 of 70 Version 2.0.9 - 2018...
  • Page 69 Medema A/S Service manual P9-0157-S 69 of 70 Version 2.0.9 - 2018...
  • Page 70 medemagroup...

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