21 Specifications
Fault
LEDs on the
battery
The battery gets
stuck when fitting
it into the battery
compartment.
Charging fails to
1 LED illumina‐
start after fitting
tes red.
the battery into
the charger.
The grass has
not been cut
cleanly or the
lawn is yellow.
21 Specifications
21.1
STIHL RMA 443.2 C Lawn
Mower
– Permissible battery: STIHL AP
– Weight without battery: 21.2 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
www.stihl.com/battery-life.
21.2
Blade
– Minimum thickness a: 2 mm
– Minimum width b: 55 mm
– Sharpening angle c: 30°
21.3
STIHL AP battery
– Battery Technology: Lithium-ion
– Voltage: 36 V
0478-131-9946-D
Cause
The blade is blunt or
worn.
The resistance at the
blade is too great.
The guides or electric
contacts in the battery
compartment are
dirty.
The battery is too
warm or too cold.
The blade is blunt or
worn.
The resistance at the
blade is too great.
– Capacity in Ah: see rating label
– Energy content in Wh: see rating label
– Weight in kg: see rating label
– Permissible temperature range for operation
and storage: -10°C to +50°C
21.4
The K value for the sound pressure level is
2 dB(A). The K value for the sound power level is
1.2 dB(A). The K value for the vibration value is
0.90 m/s².
– Sound pressure level L
ance with EN 60335-2-77: 75 dB(A)
– Guaranteed sound power level L
ured in accordance with 2000/14/
EC / S.I. 2001/1701: 90 dB(A)
– Vibration value a
with EN 20643, EN 60335-2-77, handlebar:
1.80 m/s²
The indicated vibration values were measured in
accordance with a standardised test method and
can be used for the purpose of comparing electri‐
cal appliances. The actual vibration values that
occur may deviate from the indicated values,
depending on the type of application. The indica‐
ted vibration values can be used for an initial
assessment of the vibration load. The actual
vibration load must be assessed. Times during
which the electrical appliance is switched off,
along with times during which it is switched on
Remedy
► Sharpen and balance the blade.
► Set a higher cutting height.
► Mow shorter grass.
► Clean the lawn mower.
► Leave the battery inserted in the char‐
ger.
Charging starts automatically as soon as
the permissible temperature range is
reached.
► Sharpen and balance the blade.
► Set a higher cutting height.
► Mow shorter grass.
Sound Values and Vibration
Values
pA
measured in accordance
hv
English
measured in accord‐
meas‐
WAd
39