29
Specifications
Model
RM-4300
Mass:
Unit without fuel, cutting attachment and shield (ISO11806)
kg
10.9
Volume:
Fuel tank
L
1.2
Cutting attachment: (option)
Blade centre hole diameter
Blade rotational speed at maximum allowable engine speed
Thread
mm
r/min
25.4
10000
Left-handed M10 x 1.25
Gear ratio:
Gear ratio and lubrication
1.46 reduction and good quality lithium grease
Rotational direction of output shaft seen from above:
Anticlockwise
External dimensions:
Length × Width × Height
mm
2657 × 375 × 564
Engine:
Type
Engine displacement
Maximum shaft brake power,
measured in accordance with ISO 8893
Engine speed at maximum engine power
Recommended maximum engine speed
Recommended engine idling speed
Carburettor
Ignition
Spark plug
mL (cm
3
)
kW
r/min
r/min
r/min
Air cooled two stroke single cylinder
42.7
1.5
8000
10500
2700
Diaphragm type
Flywheel magneto, CDI system
NGK BPM7A
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
Ratio
Two stroke, air-cooled engine oil.
50 : 1 (
2 %
) for ISO-L-EGD Standard (ISO/CD13738),
JASO FC, FD grade and ECHO Premium 50 : 1 oil or
25 : 1 (
4 %
) for JASO FB grade oil.
Fuel consumption at maximum engine power
Specific fuel consumption at maximum engine power
L/h
g/(kW•h)
1.22
601
