SPECIFICATIONS PB-250LN
36 X7501186001
© 2/2016 ECHO Inc.
SPECIFICATIONS
MODEL PB-250LN
Length 230 mm (9.1 in.) (w/o pipes)
Width 330 mm (13.0 in.)
Height 345 mm (13.6 in.)
Weight (dry) 4.0 kg (8.8 lb.)
Engine Type Air cooled, two-stroke, single cylinder gasoline engine
Bore 34.0 mm (1.34 in.)
Stroke 28.0 mm (1.1 in.)
Displacement 25.4 cc (1.55 cu. in.)
Exhaust
Spark arrestor muffler or spark arrestor muffler with
catalyst
Carburetor Diaphragm w/purge pump
Ignition System Flywheel magneto, capacitor discharge ignition type
Spark Plug NGK BPM8Y Gap 0.65 mm (0.026 in.)
Fuel Mixed (Gasoline and Two-stroke Oil)
Fuel/Oil Ratio
50 : 1 Power Blend X
TM
or ECHO Red Armor
®
ISO-L-
EGD (ISO/CD 13738) and J.A.S.O. M345- FD
, two-
stroke, air-cooled engine oil.
Gasoline
Use 89 Octane unleaded. Do not use fuel containing
methyl alcohol, more than 10% ethyl alcohol or 15%
MTBE. Do not use alternative fuels such as E-15 or E-
85.
Oil
Power Blend X
TM
or ECHO Red Armor
®
Premium
Universal 2-Stroke Oil
Fuel Tank Capacity 0.5 lit. (16.9 US fl. oz.)
Starter System Automatic Recoil Starter, centrifugal type
Idle Speed 3,000 RPM
Wide Open Throttle Speed
(W.O.T.)
7,000 RPM
Average Air Speed w/pipes
(MPH)
61.24 m/sec (137 mph)
Maximum Air Speed w/pipes
(MPH)
73.76 m/sec (165 mph)
Air Volume 10.1 m
3
/min. (357 cu. ft./min.)
Sound Level at 50 ft. dB(A)
scale per ANSI B175.2
68 dB(A)
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