31
Specifications
Model
External dimensions:
Length × Width × Height
mm
400 × 242 × 286
Mass:
Saw without guide bar and chain, empty tanks
kg
4.8
Volume:
Fuel tank
Tank for chain lubrication oil
Fuel (Mixture ratio)
Oil (Chain oil)
mL
mL
600
300
Regular grade petrol.
Minimum 89 Octane unleaded petrol is
recommended.
Do not use fuel containing methyl alcohol or more
than 10 % of ethyl alcohol.
50 : 1 (
2 %
) for ISO-L-EGD Standard (ISO/
CD13738), JASO FC, FD grade and
shindaiwa
50 : 1 oil.
Special chain oil or motor oil
Cutting length:
All specified usable cutting lengths of guide bar
mm
330, 380, 400, 430, 450, 500
Chain:
Specified pitch
Specified gauge (thickness of drive links)
Type of guide bar
Guide bar gauge
Type of chain
Chain speed at 1.33 times the maximum engine power speed
Lubrication
mm
mm
cm
mm
m/s
8.26 (0.325 inch)
1.47 (0.058 inch)
33, 38, 40, 43, 45, 50 (
shindaiwa
)
1.47 (0.058 inch)
Oregon 21BPX
24.4
Adjustable automatic oil pump
Sprocket:
Specified number of teeth
7
Engine:
Type
Carburettor
Magneto
Spark plug
Starter
Power transmission
Engine displacement
Maximum shaft brake power (ISO 7293)
Recommended maximum speed with cutting attachment
Recommended speed at idling
mL (cm
3
)
kW
r/min
r/min
Air cooled 2-stroke single cylinder
Diaphragm type
Flywheel magneto, CDI system
NGK BPMR7A
Recoil starter
Automatic centrifugal clutch
47.9
2.28
14000
2800 (2300 - 2900)
Sound pressure level:
(ISO 22868) Lp
Aeq
=
Uncertainty
dB(A)
dB(A)
101.7
1.5
Guaranteed sound power level:
(2000/14/EC) L
WAav
=
dB(A)
114
Vibration:
(ISO 22867) Declared values a
hveq
Front handle
Rear handle
Uncertainty
m/s
2
m/s
2
m/s
2
5.4
6.0
1.3
Other devices:
Front hand guard, Rear hand guard,
Throttle trigger lockout, Chain catcher,
Chain brake, Anti-vibration device,
Spiked bumper
