Echo PB-251

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Specifications
Specifications
These specifictions are subject to change without notice.
PB-251
Mass (Dry , without pipes): kg 4.1
External dimensions (without pipes):
Length
Width
Height
mm
mm
mm
340
265
350
Engine:
Type
Engine displacement
Maximum power
Engine speed at maximum engine power
Recommended maximum engien speed
Recommended engine idling speed
Carburettor
Ignition
Spark plug
Starter
mL (cm
3
)
kW
r/min
r/min
r/min
Air cooled 2-stroke single cylinder
25.4
0.7
7000
7500
3000
Diaphragm type
Flywheel magneto - CDI system
NGK BPMR8Y
Automatic recoil system
Air Volume with straight pipe:
Air speed with straight pipe:
m
3
/min
m/s
8.5
71
Fuel:
Oil
Regular grade petrol. Minimum 89 Octane unleaded
petrol is recommended. Do not use fuel containing
methyl alcohol or more than 10 % of ethyl alcohol.
Two stroke, air-cooled engine oil. ISO-L-EGD Stand-
ard (ISO/CD 13738), JASO FC,FD grade and ECHO
Premium 50 : 1 oil.
Ratio 50 : 1 (2%)
Tank Capacity: L0.5
Sound pressure level: (ISO 22868) LpAav = dB(A) 87
Guaranteed sound power level:
(2000/14/EC) L
WA
= dB(A) 104
Vibration levels: (ISO 22867) m/s
2
9.0