Specifications - Stihl MM 56 Instruction Manual

Specifications

Engine
Single cylinder two-stroke engine
Displacement: 27.2 cc
Bore: 34 mm
Stroke: 30 mm
Engine power to 0.85 kW
ISO 8893: (1.2 bhp) at
7,500 rpm
Idle speed: 2,800 rpm
Cut-off speed: 8,900 rpm
Max. output shaft
speed (MultiTool): 200 rpm
Ignition System
Electronic magneto ignition
Spark plug (resistor NGK CMR 6 H,
type): BOSCH USR 4AC
Electrode gap: 0.5 mm
Fuel System
All position diaphragm carburetor with
integral fuel pump
Fuel tank capacity: 330 cc (0.33 l)
Weight
Dry, without attachment
7.9 kg
MM 56 C
Noise and Vibration Data
For further details on compliance with
Vibration Directive 2002/44/EC visit
www.stihl.com/vib.
MultiEngine with MultiTool
Version of MultiTools – see "Approved
MultiTools".
BF-MM and BK-MM
Noise and vibration data are measured
at idling and rated operating speed in a
ratio of 1:6.
Sound pressure level L
peq
87 dB(A)
Sound power level L to EN 709
w
96 dB(A)
Vibration level a to EN 709
hv,eq
Handle,
left
2
BF-MM: 3.8 m/s
2
BK-MM: 3.7 m/s
FC-MM
Noise and vibration data is measured at
idling and rated maximum engine speed
in a ratio of 1:1.
Sound pressure level L to ISO 11789
p
91 dB(A)
Sound power level L to ISO 11789
w
100 dB(A)
Vibration level a
FC-MM
FS-MM
Noise and vibration data is measured at
idling and rated maximum engine speed
in a ratio of 1:6.
Sound pressure level L
DIN EN 14910
93 dB(A)
Sound pressure level L
to EN 709
DIN EN 14910
102 dB(A)
Vibration level a
FS-MM
Handle,
right
KB-KM, KW-KM
2
4.4 m/s
2
4.0 m/s
Noise and vibration data is measured at
idling and rated maximum engine speed
in a ratio of 1:6.
Sound pressure level L
94 dB(A)
Sound power level L
EN ISO 118061
102 dB(A)
English
to EN 11789
hv,eq
Handle, Handle,
left right
2 2
4.1 m/s 5.1 m/s
to
p
to
peq
to DIN EN 14910
hv,eq
Handle, Handle,
left right
2 2
4.0 m/s 4.3 m/s
to ISO 11201
p
to
w
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