Drive Fault Diagnosis - Invacare Storm Service Manual

6.1

Drive fault diagnosis

PROBLEM
Mobility aid
will not
start
Mobility aid
judders in
drive mode
Mobility aid
pulls to left
or right
Error
message
does not go
out
OTHER POSSIBLE
SYMPTOMS CAUSE
The remote Drive motors
status display disengaged
illuminates
normally and
displays blink
code 5/6.
Remote status Batteries
display does not defective
illuminate
Completely
discharge
battery
Power supply to
remote
interrupted
Remote
defective
Remote status Various causes
display blinking
None Batteries
defective
(unstable
voltage)
Drive motor(s)
defective
None Drive motors
running
asymmetrically
Tyre visibly Not enough air
dented in the tyre
None Bad connections Check all
Motor brake
defective
SOLUTION Documentation
see operating manual
Engage drive
motors
See chapter 8.3.2.
Replace batteries
see operating manual
Pre-charge
batteries
Check master fuse See chapter 8.3.4.
See chapter 8.3.5.
Check cables
between the
modules for loose
connections and
damage
See chapter 8.4.1.
Replace remote
Assess error code See chapter 6.2.
See chapter 8.3.2.
Replace batteries
See chapter 8.17.1.
Replace motor(s)
See chapter 8.17.2.
Replace carbon
brushes
See chapter 8.4.7.
Change
programming to
synchronise
motors.
See chapter Fehler!
Check air
Verweisquelle konnte
pressure, replace
nicht gefunden werden..
inner tube and/or
valve if necessary.
See chapter 8.3.5.
connecting cables.
See chapters 7.2 and
Measure internal
8.17.1
resistance of
brakes, replace
motor if defective.
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