12 Carburetor adjusting screws
13 Starter grip
14 Spark plug boot
15 Muffler
16 Line limiting blade
17 Deflector
18 Mowing head
19 Drive tube
# Serial Number
21 Specifications
21.1 Engine
Single-cylinder two-stroke engine
Displacement:
27.2cm
3
Cylinder bore: 34 mm
Piston stroke: 30 mm
Engine power to ISO 8893: 0.75 kW (1 hp) at
8300 1/min
Idle speed: 2800 rpm
Cut-off speed (nominal
value):
9500 rpm
Max. output shaft speed
(cutting attachment):
9500 rpm
21.2 Ignition system
Electronic magneto ignition
Spark plug (suppressed): Bosch WSR 6 F,
STIHL RCJ6Y
Electrode gap: 0.5 mm
21.3 Fuel system
All-position diaphragm carburetor with integral
fuel pump
Fuel tank capacity:
330 cm
3
(0.33 l)
21.4 Weight
Dry, without cutting attachment and deflector
FS 45: 4.1 kg
FS 45 C with ErgoStart: 4.3 kg
21.5 Sound and Vibration Levels
The idle and nominal maximum speed operating
states are given equal consideration when calcu‐
lating sound and vibration levels.
For further details on compliance with Vibration
Directive 2002/44/EC see www.stihl.com/vib
21.5.1 Sound pressure level L
peq
to ISO
22868
FS 45: 97 dB(A)
FS 45 C: 97 dB(A)
21.5.2
Sound power level L
w
to ISO 22868
FS 45: 109 dB(A)
FS 45 C: 109 dB(A)
21.5.3 Vibration level a
hv,eq
to ISO 22867
Handle, left Handle,
right
FS 45:
8.0 m/s
2
8.0 m/s
2
FS 45 C:
8.0 m/s
2
8.0 m/s
2
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.
21.6 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.
21.7 Exhaust Emissions
The CO
2
value measured in the EU type approval
procedure is specified at www.stihl.com/co2.
The measured CO
2
value was determined on a
representative engine in accordance with a
standardized test procedure under laboratory
conditions and does not represent either an
explicit or implied guarantee of the performance
of a specific engine.
The applicable exhaust emission requirements
are fulfilled by the intended usage and mainte‐
nance described in this instruction manual. The
type approval expires if the engine is modified in
any way.
22 Maintenance and Repairs
Users of this machine may only carry out the
maintenance and service work described in this
user manual. All other repairs must be carried
out by a servicing dealer.
STIHL recommends that you have servicing and
repair work carried out exclusively by an author‐
ized STIHL servicing dealer. STIHL dealers are
regularly given the opportunity to attend training
courses and are supplied with the necessary
technical information.
When repairing the machine, only use replace‐
ment parts which have been approved by STIHL
for this power tool or are technically identical.
English
21 Specifications
24 0458-232-0121-F
To Next Page
Need help?
General
