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65
SRM-4000/5000
E
N
G
L
I
S
H
D
E
U
T
S
C
H
I
T
A
L
I
A
N
O
Mass :
unit without cutting attachment, empty tank
kg
8.3
8.6
8.4
8.7
unit with specified cutting attachment, empty tank
kg
8.6
9.0
8.7
9.1
unit with specified cutting attachment, full tank
kg
9.3
9.7
9.4
9.8
Volume :
fuel tank
L
1.0
Cutting attachment :
nylon line head
DS-5
-
DS-5
-
line diameter
mm
3.0
-
3.0
-
line length
m
3
×
1 line
-
3
×
1 line
-
thread
Left-handed
-
Left-handed
-
M10
×
1.25
M10
×
1.25
specified blade diameter
mm
-
255
-
255
specified blade thickness
mm
-
2.0
-
2.0
number of cutting teeth
-
3
-
3
blade centre hole diameter
mm
-
25.4
-
25.4
blade rotational speed at maximum allowable
engine speed
r/min
-
7895
-
8270
Gear ratio : gear ratio and lubrication
1.33 reduction and good quality lithium grease
Rotational direction of output shaft seen from above :
Anticlockwise
External dimensions :
length
mm
1860
1860
1860
1860
width
mm
355
655
355
655
height
mm
324
460
280
460
Engine :
type
Air cooled two stroke single cylinder
engine displacement
mL (cm
3
)
42.7
51.7
maximum shaft brake power, measured in
accordance
kW
1.68
1.8
engine speed at maximum engine power
r/min
8000
8500
recommended maximum engine speed
r/min
9300
10500
9800
11000
output shaft speed
r/min
-
recommended engine idling speed
r/min
2500
carburettor
Diaphragm type
ignition
Flywheel magneto - C.D.I. system
spark plug
CHAMPION RCJ-6Y
starter
Recoil starter
clutch
Automatic centrifugal clutch
Fuel :
Regular grade petrol. Minimum 89 Octane
unleaded petrol is recommended. Do not use fuel
containing methyl alcohol or more than 10 % of
ethyl alcohol.
oil
Two stroke, air-cooled engine oil. ISO-L-EGD
Standard (ISO/CD 13738), JASO FC,FD grade and
ECHO Premium 50 : 1 oil.
ratio
50 : 1 (2 %)
fuel consumption at maximum engine power
L/h
1.2
1.24
specific fuel consumption at maximum
engine power
g/(kW·h)
400
510
Sound pressure level : (ISO 22868) LpAeq
dB(A)
93.1
92.3
98
95
Guaranteed sound power level :
(ISO22868) L
WA
eq
dB(A)
110
108
113
111
Vibration levels : (ISO 22867)
idling
m/s
2
4.4
2.7
4.4
3.5
racing
m/s
2
6.2
2.8
6.9
3.3
SPECIFICATIONS
SRM-4000
SRM-5000
L
U
L
U
GB
Specifications, descriptions and illustrative material in
this literature are as accurate as known at the time of
publication, but are subject to change without notice.
Illustrations may include optional equipment and
accessories, and may not include all standard
equipment.