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6 Operational faults
The various electronics modules can be fitted in connection with differing remotes in the mobility
device. Rectification of operational faults is dependent on the electronics module fitted.
The electronics modules used are described in Chapter 4.2.
NOTE:
The tables for rectification of operational faults listed in the following chapters are only an excerpt
from the original manufacturer's manuals.
If you have problems with the mobility device, please proceed as follows:
• First assess the possible cause of the problem using the following table.
• Check the remote status display. Evaluate the error code.
• Carry out the necessary checks and repairs as recommended in the following table.
6.1 Drive fault diagnosis
Problem Other
Symptoms
Possible
Cause
Solution Documentation
Mobility
device will
not start
The remote
status display
illuminates
normally and
does not show
an error code.
Drive motors
disengaged
Engage drive
motors
See operating manual
Remote status
display does not
illuminate
batteries
defective
Replace batteries See chapter 7.7.
Completely
discharge
battery
Pre-charge
batteries
See operating manual
Power supply
to remote
interrupted
Check master
fuse
See chapter 7.2.9.
Check cables
between the
modules for loose
connections and
damage
See chapter 7.9.
Remote
defective
Replace remote See chapter 7.10.
Remote status
display blinking
Various
causes
Assess error code See chapter 6.2.
Mobility
device
judders in
drive mode