SERVICE INFORMATION
CS-500ES
2
Cutting devices
Guide bar
Part No. 38RV58-325 45RV58-325 50RV58-325
Called length cm 38 45 50
Gauge in 0.058
Saw chain
Type Oregon 21BPX, Carlton K2L
Number of drive links 64 72 80
Pitch in 0.325
Gauge in 0.058
1 SERVICE INFORMATION
1-1 Specifi cations
Model CS-500ES
Dimensions Length* mm(in) 395 (15.55)
Width mm(in) 250 (9.84)
Height mm(in) 290 (11.42)
Dry weight* kg(lb) 4.8 (10.5)
Engine Type YAMABIKO, air-cooled, two-stroke, single cylinder
Rotation Clockwise as viewed from the output end
Displacement cm
3
(in
3
) 50.2 (3.063)
Bore mm(in) 44.0 (1.732)
Stroke mm(in) 33.0 (1.299)
Compression ratio 7.8
Carburettor Type Diaphragm horizontal-draught
Model
Walbro WT-1011 with Large D-shaped mixture needles
Venturi size-Throttle bore mm(in) 13.5-15.85 (0.531-0.624)
Ignition Type CDI (Capacitor discharge ignition) system
Digital magneto
Spark plug BPMR8Y
Starter Type ES (effortless)-start
Rope diameter x length mm(in) 3.8 x 750 (0.150 x 29.5)
Fuel Type Premixed two-stroke fuel
Mixture ratio 50 : 1 (2 %)
Petrol Minimum 89 octane gasoline
Two-stroke air cooled engine oi
l
ISO-L-EGD (ISO/CD13738), JASO FC/FD
Tank capacity L (U.S.fl .oz.) 0.49 (16.6)
Exhaust Muffl er type Spark arrester muf
fl er
Clutch Type Centrifugal type
Guide bar / Saw chain lubrication type Adjustable automatic oil pump
Oil Tank capacity L (U.S.
fl .oz.) 0.28 (9.5)
Auto oiler Type Clutch related type
Sprocket Type Floating rim
Number of teeth 7
Pitch in 0.325
* Without guide bar and saw chain.
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