SERVICE INFORMATION
CS-4400
CS-5100
2
1 SERVICE INFORMATION
1-1 Specifications
Model
CS-4400
CS-5100
Dimensions Length*
mm(in)
398 (15.7)
Width
mm(in)
252 (9.9)
Height
mm(in)
272 (10.7)
Dry weight*
kg(lb)
4.6 (10.1)
4.9 (10.8)
Engine
Type
KIORITZ, air-cooled, two-stroke, single cylinder
Rotation
Clockwise as viewed from the output end
Displacement
cm
3
(in
3
)
43.5 (2.654)
49.3 (3.008)
Bore
mm(in)
43.0 (1.693)
45.0 (1.772)
Stroke
mm(in)
30.0 (1.181)
31.0 (1.220)
Compression ratio
7.6
7.5
Carburettor
Type
Diaphragm horizontal-draught with auto-return choke
Model
Walbro WT-416C
ZAMA C1Q-K79
Venturi size-Throttle bore mm(in)
13.5 - 15.85 (0.532 - 0.624)
13.5 - 16 (0.532 - 0.630)
Ignition
Type
CDI (Capacitor discharge ignition) system
with electronic timing advancer
Spark plug
RCJ-6Y
Starter
Type
Automatic rewind
Rope diameter x length
mm(in)
3.5 x 1000 (0.14 x 39.4)
Fuel
Type
Premixed two-stroke fuel
Mixture ratio
50 : 1 (2 %)
Petrol
Minimum 89 octane petrol (RON)
Two-stroke air cooled engine oi
l
ISO-L-EGD (ISO/CD13738), JASO FC
Tank capacity
L (U.S.fl.oz.)
0.6 (20.3)
Clutch
Type
Centrifugal, 3-shoe slide with 3-tension spring
Guide bar / Saw chain lubrication type
Automatic with volume adjuster
Oil
Tank capacity
L (U.S.fl.oz.)
0.28 (9.5)
Sprocket
Type
Spur
Floating rim
Number of teeth
7
7
Pitch
in
0.325
0.325
Cutting devices
Guide bar
Type
(CS-4400)
---
45RV58-325
38RV58-325
(CS-5100)
38RV58-325
45RV58-325
50RV58-325
Called length
cm
38
45
50
Gauge
in
0.058
Saw chain
Number of drive links
56
64
72
Pitch
in
0.325
Gauge
in
0.058
* Without guide bar and saw chain.
