medemagroup MC 1124 Adult, User Manual

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User guide 2433-2019-B 21 of 92 Version 2.0.1/2022
Medema A/S
Trouble shooting
If a system trip occurs, you can find out what has happened by
counting the number of LEDs on the battery gauge that are flashing.
Below is a list of self-help actions. Try to use this list before you
contact your service agent.
LED Meaning
1 LED The battery needs charging or there is a bad connection to the bat -
tery. Check the connections to the battery. If the connections are
good, try charging the battery.
2 LED The left hand motor has a bad connection. Check the connections to
the left hand motor.
3 LED The left hand motor has a short circuit to a battery connection. Con -
tact your service agent.
4 LED The right hand motor has a bad connection. Check the connections to
the right hand motor.
5 LED The right hand motor has a short circuit to a battery connection. Con -
tact your service agent.
6 LED The wheelchair is being prevented from driving by an external signal.
The exact cause will depend on the type of wheelchair you have.
7 LED A joystick fault is indicated. Make sure that the joystick is in the centre
position before switching on the control system.
8 LED A possible control system fault is indicated. Make sure that all con -
nections are secure.
9 LED The parking brakes have a bad connection. Check the parking brake
and motor connections. Make sure the control system connections
are secure.
10 LED An excessive voltage has been applied to the control system. This is
usually caused by a poor battery connection. Check the battery con -
nections.
7 LED+ S A communication fault is indicated. Make sure that the joystick cable
is securely connected and not damaged.
System lock
Locking the system
Press and hold the ON/OFF button down for four seconds while the
system is ON. Push the joystick forward until your hear a beep. Push
the joystick back until you hear a beep. Now the system is locked.
Unlock the system
Push the joystick forward until your hear a beep. Push the joystick
back until you hear a beep. Let go of the joystick. The system start in
normal mode.