Technical Data - Echo CS-3000 Service Data

CS-3000
CS-3400

1-2 Technical data

Model
Engine
Idling speed
Operating speed
Wide open throttle speed*
Clutch engagement speed
Compression pressure
Ignition system
Spark plug gap
Minimum secondary voltage at 1500 r/min
Secondary coil resistance
Pole shoe air gaps
Ignition timing at 1500 r/min
at 3000 r/min
at 7500 r/min
Carburettor
Idle adjust screw initial setting
L mixture needle initial setting
H mixture needle initial setting
Test Pressure, minimum
Metering lever height
Chain oil discharge volume at 7000 r/ min
BTDC: Before top dead centre.
*With 30cm guide bar and saw chain.
**Set idle adjust screw to contact throttle plate before initial setting.
SERVICE INFORMATION
r/min
r/min
r/min
r/min
2
MPa (kgf/cm ) (psi)
mm(in)
kV
kΩ
mm (in)
°BTDC
°BTDC
°BTDC
turns in**
turns back
turns back
2
MPa (kgf/cm ) (psi)
mm(in)
mL/min(U.S.fl.oz./min)
CS-3000
2700 - 3500
8000 - 8500
9000 - 12000
4000 - 4600
0.86 (8.8) (125)
0.6 - 0.7 (0.024 - 0.028)
15
1.2 -1.8
0.30 - 0.40 (0.012 - 0.016)
33
1 3/4
1 1/4
1 1/2
0.05(0.5)(7.0)
1.65 (0.06) lower than diaphragm seat
Adjustable: 1.5 - 13 (0.05 - 0.40)
(Factory set 7 mL/min)
3
CS-3400
1.00 (10.2) 145
1.2 - 1.8
16
17.5
31
2 1/8
1 1/4
1 1/2