Specifications - Stihl RMA 248.0 Notice D'emploi

English
Fault LEDs on the
battery
The lawn mower
vibrates excessi‐
vely during ope‐
ration.
The lawn mower
operating time is
too short.
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.

20 Specifications

20.1 STIHL RMA 248.0 Lawn
Mower
– Permissible battery: STIHL AK
– Weight without battery: 20.8 kg
– Maximum grass catcher box capacity: 55 l
– Cutting width: 46 cm
– Speed: 3,200 rpm
For information on the battery life see
www.stihl.com/battery-life.
38
Cause
The blade fastening
screw is loose.
The blade is not cor‐
rectly balanced.
The battery is not fully
charged.
The battery service
life has been excee‐
ded.
The area around the
blade is blocked.
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.
20.2
– Minimum thickness a: 1.6 mm
– Minimum width b: 55 mm
– Sharpening angle c: 30°
Remedy
► Tighten the screw.
► Sharpen and balance the blade.
► Fully charge the battery.
► Replace the battery.
► Clean the lawn mower.
► 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.
Blade
20 Specifications
0478-131-9961-C