Instruction Manual

Fault Cause Remedy
Fuel tank is contaminated. Consult a STIHL specialist dealer.
Air filter is dirty. Consult a STIHL specialist dealer.
Spark plug is dirty. Clean or replace spark plug.
Engine over‐
heating.
Engine oil level is too low. Add or change engine oil as described in the engine
instruction manual.
Cooling ribs are dirty. Clean lawn mower.
Lawn mower
vibrates
excessively.
Blade is damaged. Replace blade.
Blade is not correctly attached. Attach blade.
Grass is not
being cut
cleanly.
Blade is blunt or worn. Sharpen or replace blade.
19 Specifications
19.1 STIHL RM 248.1 T,
RM 253.1 T Lawn Mower
Engine type:
–
RM 248.1 T: STIHL EVC 200
–
RM 253.1 T: STIHL EVC 200
Displacement:
–
RM 248.1 T: 139 cm³
–
RM 253.1 T: 139 cm³
Power:
–
RM 248.1 T: 2.1 kW (2.8 HP) at 2800 rpm
–
RM 253.1 T: 2.1 kW (2.8 HP) at 2800 rpm
Speed:
–
RM 248.1 T: 2800 rpm
–
RM 253.1 T: 2800 rpm
–
Maximum fuel tank capacity: 900 cm³ (0.9 l)
Weight:
–
RM 248.1 T: 28 kg
–
RM 253.1 T: 29 kg
–
Maximum grass catcher box capacity: 55 l
Cutting width:
–
RM 248.1 T: 46 cm
–
RM 253.1 T: 51 cm
19.2 Blade
–
Minimum thickness a: 2.0 mm
–
Minimum width b: 55 mm
–
Sharpening angle c: 30°
19.3 Sound Values and Vibration
Values
RM 248.1 T
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 values is
1.40 m/s².
–
Sound pressure level L
pA
measured in accord‐
ance with 2006/42/EC: 80 dB(A)
–
Sound power level L
wA
measured in accord‐
ance with 2000/14/EC: 93.2 dB(A)
–
Vibration value a
hv
measured in accordance
with EN 12096, handlebar: 2.80 m/s²
RM 253.1 T
The K value for the sound pressure level is
2 dB(A). The K value for the sound power level is
1.4 dB(A). The K value for the vibration values is
2.20 m/s².
–
Sound pressure level L
pA
measured in accord‐
ance with 2006/42/EC: 84 dB(A)
–
Sound power level L
wA
measured in accord‐
ance with 2000/14/EC: 96 dB(A)
–
Vibration value a
hv
measured in accordance
with EN 12096, handlebar: 5.50 m/s²
For information on compliance with Employers'
Vibration Directive 2002/44/EC see
www.stihl.com/vib
19.4 REACH
REACH is an EC regulation and stands for the
Registration, Evaluation, Authorisation and
Restriction of Chemical substances.
For information on compliance with the REACH
regulation see www.stihl.com/reach.
20 Spare Parts and Accesso‐
ries
20.1 Spare parts and accessories
These symbols indicate original STIHL
spare parts and original STIHL acces‐
sories.
19 Specifications English
0478-111-9648-B 33