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Specifications
Engine
STIHL single cylinder two-stroke engine
MS 171, MS 171 C
Displacement:
31.8 cm
Cylinder bore:
38 mm
Piston stroke:
28 mm
Engine power accord-
1.3 kW (1.8 HP)
ing to ISO 7293:
at 10000 rpm
1)
Idle speed:
2800 rpm
MS 181, MS 181 C
Displacement:
31.8 cm
Cylinder bore:
38 mm
Piston stroke:
28 mm
Engine power accord-
1.5 kW (2.0 HP)
ing to ISO 7293:
at 10000 rpm
1)
Idle speed:
2800 rpm
MS 211, MS 211 C
Displacement:
35.2 cm
Cylinder bore:
40 mm
Piston stroke:
28 mm
Engine power accord-
1.7 kW (2.3 HP)
ing to ISO 7293:
at 10000 rpm
1)
Idle speed:
2800 rpm
1)
to ISO 11681 +/- 50 rpm
Ignition system
Electronic magneto ignition
MS 171, MS 171 C, MS 181, MS 181 C, MS 211, MS 211 C
Spark plug
(suppressed):
Electrode gap:
Fuel system
All-position diaphragm carburetor with
integral fuel pump
3
Fuel tank capacity:
Chain lubrication
Fully automatic, speed-controlled oil
pump with reciprocating piston
Oil tank capacity:
3
Weight
Dry, without cutting attachment
MS 171:
MS 171 C
MS 181:
MS 181 C:
3
MS 211:
MS 211 C:
Cutting attachment MS 171, MS 171 C,
MS 181, MS 181 C
The actual cutting length can be less
than the specified cutting length.
Rollomatic E Mini Light guide bars
NGK CMR6H
Cutting lengths:
Bosch USR4AC
Pitch:
0.5 mm
Groove width:
Sprocket nose:
Rollomatic E Mini guide bars
Cutting lengths:
Pitch:
3
270 cm
(0.27 l)
Groove width:
Sprocket nose:
Saw chain 3/8" Picco
Picco Micro Mini 3 (61 PMM3)
Type 3610
3
265 cm
(0.265 l)
Pitch:
Drive link gauge:
Chain sprocket
6-tooth for 3/8"P (spur chain sprocket)
Max. chain speed to
4.3 kg
ISO 11681:
4.6 kg
The average chain speed during
4.3 kg
operation is normally approx. 20% less
4.6 kg
than the maximum chain speed to
4.3 kg
ISO 11681. Contact the STIHL dealer
4.6 kg
when selecting the personal protective
equipment.
Cutting attachment MS 211, MS 211 C
The actual cutting length can be less
than the specified cutting length.
English
30, 35 cm
3/8"P (9.32 mm)
1.1 mm
7-tooth
30, 35, 40 cm
3/8"P (9.32 mm)
1.1 mm
7-tooth
3/8"P (9.32 mm)
1.1 mm
24.8 m/s
49
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