SERVICE INFORMATION
CS-310ES
2
Cutting devices
Guide bar
Type
30RC43S-3/8
30RC50M-3/8
35RC43S-3/8 35RC50M-3/8
Called length
cm
30
35
Gauge
in
0.043, 0.050
Saw chain
Type
CARLTON N1C-BL OREGON 91VX / 91VG / 90SG
Number of drive links
45
47
52
53
Pitch
in
3/8
Gauge
in
0.043, 0.050
1 SERVICE INFORMATION
1-1 Speci
fi
cations
Model
CS-310ES
Dimensions Length*
mm(in)
396 (15.59)
Width
mm(in)
232 (9.13)
Height
mm(in)
268 (10.55)
Dry weight*
kg(lb)
4.0 (8.8)
Engine
Type
KIORITZ, air-cooled, two-stroke, single cylinder
Rotation
Clockwise as viewed from the output end
Displacement
cm
3
(in
3
)
30.5 (1.861)
Bore
mm(in)
36.0 (1.417)
Stroke
mm(in)
30.0 (1.181)
Compression ratio
6.7
Carburettor
Type
Diaphragm horizontal-draught with auto-return choke
Model
Walbro WT-946
Venturi size-Throttle bore
mm(in)
11.11 - 14.3 (0.437 - 0.562)
Ignition
Type
CDI (Capacitor discharge ignition) system
Digital magneto
Spark plug
BPMR8Y
Starter
Type
ES(effortless-start)
Rope diameter x length
mm(in)
3.0 x 920 (0.12 x 36.2)
Fuel
Type
Premixed two-stroke fuel
Mixture ratio
50 : 1 (2 %)
Petrol
Minimum 89 octane petrol
Two-stroke air cooled engine oi
l
ISO-L-EGD (ISO/CD13738), JASO FC/FD
Tank capacity
L (U.S.
fl
.oz.)
0.25 (8.5)
Exhaust Muf
fl
er type
Spark arrester muf
fl
er with catalyst
Clutch
Type
Centrifugal, 3-shoe slide with 3-tension spring
Guide bar / Saw chain lubrication type
Automatic
Oil
Tank capacity
L (U.S.
fl
.oz.)
0.26 (8.8)
Sprocket
Type
Spur
Number of teeth
6
Pitch
in
3/8
* Without guide bar and saw chain.
