28
Specifications
Specifications
These specifications are subject to change without notice.
SRM-236ES
L
U
External dimensions:
Length × Width × Height
mm
1770 × 340 × 330
1775 × 710 × 395
Mass:
Unit without cutting attachment and shield (ISO 11806)
Unit with fuel, specified cutting attachment, shield and
harness
kg
kg
4.9
6.2
5.6
7.2
Volume:
Fuel tank
L
0.44
Cutting attachment:
Nylon line cutting head
Line diameter
Line length
Thread
Specified blade diameter
Specified blade thickness
Number of cutting teeth
Blade centre hole diameter
Blade rotational speed at maximum allowable engine
speed
mm
m
mm
mm
mm
r/min
F4
3.0
2 ×1 line
Left-handed M10×1.25
230
3.0
3
25.4
8235
Gear ratio:
Gear ratio and lubrication
1.36 reduction and good quality lithium grease
Rotational direction of output shaft seen from above:
Anticlockwise
Engine:
Type
Air cooled 2-stroke single cylinder
Engine displacement
Maximum shaft brake power, measured in accordance
with ISO 8893
Recommended engine idling speed
Engine speed at maximum engine power
mL (cm
3
)
kW
r/min
r/min
21.2
0.71
3000
8000
Recommended maximum engine speed (With STD at-
tachment installed)
r/min
9500
11200
Carburettor
Ignition
Spark plug
Starter
Clutch
Diaphragm type
Flywheel magneto - CDI system
NGK BPMR8Y
Recoil starter
Automatic centrifugal clutch
Fuel:
Oil
Ratio
Regular grade petrol. Minimum 89 Octane unleaded
petrol is recommended. Do not use fuel containing me-
thyl alcohol or more than 10 % of ethyl alcohol.
Two stroke, air-cooled engine oil. ISO-L-EGD Standard
(ISO/CD 13738), JASO FC,FD grade and ECHO Premi-
um 50 : 1 oil.
50 : 1 (
2%
)
Fuel consumption at maximum engine power
Specific fuel consumption at maximum engine power
L/h
g/(kW•h)
0.45
469
Vibration levels:
(ISO 22867)a
hv,eq
m/s
2
m/s
2
Front handle 4.6
Rear handle 4.1
Right handle 4.1
Left handle 3.7
Sound pressure level:
(ISO 22868) L
pAeq
dB(A)
92.9
93.0
Guaranteed sound power level:
(ISO 22868) L
WA
dB(A)
107
108
