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Po w e r Bl o w e r

P e r a t o r 's Ma n u a l

sp e C I f I C a T I o n s

MODEL ---------------------------------------------------- PB-250 Hand Held

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

Displacement ----------------------------------------------- 25.4cc (1.55 cu. in.)

Bore ---------------------------------------------------------- 34.0 mm (1.34 in.)

Stroke -------------------------------------------------------- 28.0 mm (1.10 in.)

Carburetor--------------------------------------------------- Walbro Diaphragm model w/primer bulb

Ignition System -------------------------------------------- Flywheel Magneto, capacitor discharge ignition type

Spark Plug -------------------------------------------------- NGK BPM8Y Gap 0.65 mm (0.026 in.)

Exhaust System -------------------------------------------- Spark arrestor mufer or spark arrestor mufer with catalyst

Fuel ---------------------------------------------------------- Mixed (Gasoline and Two-stroke Oil)

Fuel/Oil Ratio ---------------------------------------------- 50 : 1 Power Blend X ™ ISO-L-EGD (ISO/CD 13738) and

J.A.S.O. M345- FC/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 ™ Premium Universal 2-Stroke Oil

Fuel Tank Capacity ---------------------------------------- 0.47 lit. (15.9 US . oz.)

Recoil Starter System ------------------------------------- Automatic Recoil Starter Centrifugal Type

Idle Speed (RPM) ------------------------------------------ 2,700 - 3,300

Wide Open Throttle Speed (RPM) ---------------------- 6,900

Maximum Air Speed w/pipes (MPH) ------------------- 60.4 m/sec (135 mph)

Maximum Air Volume ------------------------------------ 10.6 m

min. (373 cu. ft./min.)

Sound Level at 50 ft. dB(A) scale per ANSI B175.2 - 68 dB(A)

Echo PB-250 User Manual

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