Technical data, Components – Dolmar MS-260 U User Manual
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8
1)
The maximum rated speed of the trimmer head is not exceeded when using a DOLMAR trimmer head.
)
Figures derived in equal part from idle and top-speed operation (per EN-ISO 11806).
3)
At max. power
Technical Data
230 C | 260 C | 330 C
Displacement
cm
3
.6 | 5.6 | 3.6
5.6 | 3.6 | 4.7
Bore
mm
31 | 33 | 36
33 | 36 | 40
Stroke
mm
30 | 30 | 3
30 | 3 | 34
Rated capacity per ISO 8893
kW
0.7 | 0.8 | 0.97
0.8 | 0.97 | 1.7
Operating speed
rpm
8,000 | 8,000 | 7,500 8,000 | 7,500 | 7,500
Maximum engine speed
with one-part metal cutting tool
1)
rpm
7,370 I 7,370 I 8,100 7,370 I 8,100 I 7,370
Maximum spindle speed
with one-part metal cutting tool
1)
rpm
10,000
10,000
Idling speed
rpm
3,000 I 3,000 I ,500 3,000 I ,500 I ,500
Carburetor
Type
diaphragm carburetor diaphragm carburetor
Ignition system
Type
electronic
electronic
Spark plug
Type
NGK BPMR 8Y
NGK BPMR 8Y
Electrode gap
mm
0.6 - 0.7
0.6 - 0.7
Sound power level L
WA av
per ISO 10884
)
dB (A)
106.8 | 107.8 | 109
99.5 | 100.5 | 10
Sound pressure level L
pA av
at the workplace per ISO 7917
)
dB (A)
94.9 | 95.1 | 97.1
89.9 | 9 | 91.4
Vibration acceleration a
h,w
per ISO 7916
)
- Right handle (idling speed/maximum speed)
m/s
5.1 / 5.7 | .1 / 6. | 4.8 / 5.5
- Left handle (idling speed/maximum speed)
m/s
4.0 / 6. | 5.0 / 5.3 | 5.3 / 6.5
- Round handle (idling speed/maximum speed)
m/s
7.5 / 6.1 | 4.6 / 9.5 | 4.7 / 6.5
- Handle on shaft (idling speed/maximum speed)
m/s
4.8 / 8.1 | 4.4 / 6.0 | 6.3 / 7.8
Fuel consumption per ISO 8893
3)
kg/h
0.35 | 0.36 | 0.44
0.36 | 0.44 | 0.49
Specific consumption per ISO 8893
3)
g/kWh
500 | 450 | 454
450 | 454 | 386
Fuel tank capacity
l
0.6 | 0.6 | 0.8
0.6 | 0.8 | 0.9
Mixture ratio (fuel / DOLMAR two-stroke oil)
- when using DOLMAR oil
50:1
50:1
- when using other oils
40:1
40:1
Gear ratio
14:19 | 14:19 | 17:1 14:19 | 14:19 | 14:19
Weight
(not including guard, cutting tool and fuel)
kg
5.1 | 5.1 | 5.9
5.9 | 6.7 | 7.9
260 U | 330 U | 430 U
Shown: MS-60 U
Type plate (MS-60 U)
Indicate when ordering spare parts !
Serial number
Year of manufacture
Components
1 Cutting tool
2 Gear box
3 Guard (Cutter guard)
4 Shaft tube
5 Handle
6 Throttle (throttle trigger)
7 Combination “start/stop” (O/I) switch, half-throttle lock
8 Safety locking button (throttle trigger lockout)
9 Bowden cable guide
10 Tube handle holder
11 Stop knob for halfway throttle
12 Harness eyelet (suspension point)
13 Fuel tank cap
14 Spark plug cover
15 Starter grip
16 Type plate
17 Choke lever
18 Harness