9
POWER BLOWER
OPERATOR'S MANUAL
SPECIFICATIONS
MODEL -----------------------------------------------------PB-620
Length------------------------------------------------------- 325 mm (12.8 in.)
Width--------------------------------------------------------520 mm (22.5 in.)
Height ------------------------------------------------------- 490 mm (19.3 in.) (in blower configuration w/side handle)
Weight (dry) ------------------------------------------------9.5 kg (20.9 lb.)
Engine Type ------------------------------------------------Air cooled, two-stroke, single cylinder gasoline engine
Displacement -----------------------------------------------58.2 cc (3.56 cu. in.)
Bore ----------------------------------------------------------46.0 mm (1.81 in.)
Stroke-------------------------------------------------------- 35.0 mm (1.38 in.)
Carburetor --------------------------------------------------Zama w/primer bulb
Ignition System --------------------------------------------Flywheel Magneto, capacitor discharge ignition type
Spark Plug -------------------------------------------------- NGK BPM-8Y Gap 0.65 mm (0.026 in.)
Exhaust System -------------------------------------------- Spark Arrestor Muffler
Fuel ----------------------------------------------------------Mixed (Gasoline and Two-stroke Oil)
Fuel/Oil Ratio ----------------------------------------------- 50:1 two-stroke air cooled engine oil
Gasoline ----------------------------------------------------- 89 Octane unleaded. DO NOT use fuel containing methyl alcohol,
more than 10% ethyl alcohol or 15% MTBE.
Oil ------------------------------------------------------------Power Blend
TM
Premium Universal 2-Stroke Oil
Fuel Tank Capacity ---------------------------------------- 1.9 lit. (64.3 US fl. oz.)
Recoil Starter System -------------------------------------- Automatic Recoil Starter Centrifugal Type
Idle Speed---------------------------------------------------2,300 - 3,200 (RPM)
Wide Open Throttle Speed ------------------------------- 7,000 - 8,000 (RPM)
Maximum Air Speed (Measured at pipe end) ---------- 299 KM/H (186 mph)
Average Air Volume (Measured at pipe end) ----------14.1 cu. m/min. (498 cu. ft./min.)
Sound Level at 50 ft. dB(A) scale
per ANSI B175.2 ------------------------------------------- 72 dB(A)
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