Stihl RMA 443.3 PV Instruction Manual page 53

20 Troubleshooting
Fault LEDs on the ope‐
rating unit
Fault indicator fla‐
shes red.
The lawn
mower vibra‐
tes excessi‐
vely during
operation.
The lawn
mower opera‐
ting time is
too short.
The battery
gets stuck
when fitting it
into the bat‐
tery compart‐
ment.
Charging fails
to start after
fitting the bat‐
tery into the
charger.
The grass has
not been cut
cleanly or the
lawn is yellow.
0478-131-9670-B
LEDs on the Cause
battery
The blade is
blocked.
There is an elect‐
rical fault.
The self-propul‐
sion and the
blade disengage
in the event of
overload when
working on steep
slopes.
The blade fasten‐
ing screw is
loose.
The blade is not
correctly balan‐
ced.
The battery is not
fully charged.
The battery ser‐
vice life has been
exceeded.
The area around
the blade is
blocked.
The blade is blunt
or worn.
The resistance at
the blade is too
great.
The guides or
electrical contacts
in the battery
compartment are
dirty.
1 LED illumi‐ The battery is too
nates red. warm or too cold.
The blade is blunt
or worn.
Remedy
► Remove the battery.
► clean the lawn mower.
► Remove the battery and fit it
again.
► Switch the lawn mower on.
► Do not mow on steep slopes.
► Release the control bar for
self-propulsion.
► Place the lawn mower on a
level surface.
► Activate the blade.
► Engage self-propulsion.
Tighten the screw.
Sharpen and balance the blade.
Charge the battery.
Replace the battery.
clean the lawn mower.
Sharpen and balance the blade.
► If working with self-propulsion
engaged: disengage self-pro‐
pulsion.
► If working with self-propulsion
disengaged: go forwards slo‐
wer.
► Set a higher cutting height.
► Mow shorter grass.
clean the lawn mower.
► Remove the battery.
► Allow the battery to cool down
or warm up.
► Sharpen and balance the
blade.
English
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