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Fault
LEDs on the
battery
Cause
Remedy
The lawn mower
stops during ope‐
ration.
3 LEDs illumi‐
nate red.
The lawn mower is
too warm.
► Pull out the activation key.
► Remove the battery.
► Allow the lawn mower to cool down.
► Clean the lawn mower.
► Do not switch the lawn mower on too fre‐
quently within a short time.
► Set a higher cutting height.
► Mow shorter grass.
The blade is blocked. ► Pull out the activation key.
► Remove the battery.
► Clean the lawn mower.
There is an electrical
fault.
► Remove the battery and fit it again.
► Switch the lawn mower on.
The lawn mower
vibrates excessi‐
vely during ope‐
ration.
The blade fastening
screw is loose.
► Tighten the screw.
The blade is not cor‐
rectly balanced.
► Sharpen and balance the blade.
The lawn mower
operating time is
too short.
The battery is not fully
charged.
► Fully charge the battery.
The battery service
life has been excee‐
ded.
► Replace the battery.
The area around the
blade is blocked.
► Clean the lawn mower.
The blade is blunt or
worn.
► Sharpen and balance the blade.
The resistance at the
blade is too great.
► Set a higher cutting height.
► Mow shorter grass.
The battery gets
stuck when fitting
it into the battery
compartment.
The guides or electric
contacts in the battery
compartment are
dirty.
► Clean the lawn mower.
Charging fails to
start after fitting
the battery into
the charger.
1 LED illumina‐
tes red.
The battery is too
warm or too cold.
► Leave the battery inserted in the char‐
ger.
Charging starts automatically as soon as
the permissible temperature range is
reached.
The grass has
not been cut
cleanly or the
lawn is yellow.
The blade is blunt or
worn.
► Sharpen and balance the blade.
The resistance at the
blade is too great.
► Set a higher cutting height.
► Mow shorter grass.
20 Specifications
20.1
Lawn Mower STIHL
RMA 443.2
–
Permissible battery: STIHL AP
–
Weight without battery: 20,4 kg
–
Maximum grass catcher box capacity: 55 l
–
Cutting width: 41 cm
–
Speed: 3,150 rpm
–
Speed in ECO mode: 2,800 rpm
For information on the battery life see
20 Specifications
English
0478-131-9960-C
39
Summary of Contents for RMA 443
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Page 245: ...STIHL STIHL 19 19 1 1 1 3 3 STIHL 3 4 4 STIHL 19 pycc 0478 131 9960 C 245...
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