Instruction Manual

BR 350, BR 430
English
25
Engine
STIHL single cylinder two-stroke engine
Ignition System
Electronic magneto ignition
Fuel System
All position diaphragm carburetor with
integral fuel pump
Blowing performance
BR 350
BR 430
Weight
Noise and Vibration Data
Noise and vibration data are measured
at idling and maximum rated speed in a
ratio of 1:6.
For further details on compliance with
Vibration Directive 2002/44/EC see
www.stihl.com/vib/
Sound pressure level L
peq
to
DIN EN 15503:2010
Sound power level L
weq
to
DIN EN 15503:2010
Vibration measurement a
hv,eq
to
DIN EN 15503:2010
Standard versions
Version with Bike Handle
The K-factor in accordance with
Directive 2006/42/EC is 2.0 dB(A) for
the sound pressure level and sound
power level; the K-factor in accordance
with Directive 2006/42/EC is 2.0 m/s
2
for the vibration level.
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 (EC) No. 1907/2006
see www.stihl.com/reach.
Specifications
Displacement: 63.3 cm
3
Bore: 48 mm
Stroke: 35 mm
Idle speed: 3,000 rpm
Engine power to
ISO 7293:
BR 350: 2.1 kW (2.8 bhp)
BR 430: 2.9 kW (3.9 bhp)
Spark plug (resistor
type): NGK BPMR 7 A
Electrode gap: 0.5 mm
Fuel tank capacity: 1700 cc (1.7 l)
Blowing force 17 N
Air velocity: 75 m/s
Air flow rate: 740 m
3
/h
Maximum air velocity 90 m/s
Maximum air flow rate with-
out blower tube assembly:
1150 m
3
/h
Blowing force 26 N
Air velocity: 82 m/s
Air flow rate: 850 m
3
/h
Maximum air velocity 98 m/s
Maximum air flow rate with-
out blower tube assembly:
1300 m
3
/h
dry:
BR 350: 10.1 kg
BR 430: 10.3 kg
BR 350: 98 dB(A)
BR 430: 101 dB(A)
BR 350: 106 dB(A)
BR 430: 108 dB(A)
Handle, right
BR 350: 3.9 m/s
2
BR 430: 2.5 m/s
2
Handle, left Handle, right
BR 350: 2.5 m/s
2
2.5 m/s
2
BR 430: 2.5 m/s
2
2.5 m/s
2