Main Parts; Specifications - Stihl MS 261 C-M Instruction Manual

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33 Main Parts

14
8
15
2, 3
1
19
18
1
17
16
1 Shroud lock
2 Handle heating switch
3 Decompression valve
4 Manual fuel pump
5 Shutter (summer and winter operation)
6 Chain brake
7 Chain sprocket
8 Chain sprocket cover
9 Chain catcher
10 Side chain tensioner
11 Spiked bumper
12 Guide bar
13 Oilomatic chain
14 Adjusting wheel
1)
15 Handle of wingnut
16 Oil filler cap
17 Muffler
18 Front hand guard
19 Front handle (handlebar)
20 Spark plug boot
21 Starter grip
1)
Depending on model
1)
according to ISO 11681 +/- 50 1/min
40
4
#
5
6
11
7
10
8
9
20
1
21
23
25
26
24
27
22
1)
1)
1)
1)
(quick chain adjuster)
1)
(quick chain adjuster)
22 Fuel filler cap
23 Master Control lever
24 Throttle trigger
25 Throttle trigger lockout
26 Rear handle
27 Rear hand guard
# Serial number
12

34 Specifications

13
34.1 Engine
STIHL single-cylinder two-stroke engine
Displacement:
Cylinder bore:
Piston stroke:
Engine power to ISO 7293: 3.0 kW (4.1 hp) at
1)
Idle speed:
34.2 Ignition system
Electronic magneto ignition
Spark plug (suppressed): Bosch WSR 6 F,
Electrode gap:
34.3 Fuel system
All-position diaphragm carburetor with integral
fuel pump
Fuel tank capacity:
34.4 Chain lubrication
Fully automatic, speed-controlled oil pump with
rotary piston. Additional manual oil flow control
Oil tank capacity:
34.5 Weight
dry, without cutting attachment
MS 261 C-M:
MS 261 C-M with quick chain adjuster: 5.1 kg
MS 261 C-M with handle and carbu‐
retor heating:
34.6 Cutting attachment
The actual cutting length may be less than the
specified cutting length.
34.6.1 Rollomatic Light 04 guide bars
Bar lengths (pitch .325"): 35, 40, 45, 50 cm
33 Main Parts
3
50.2cm
44.7 mm
32 mm
10000 1/min
2800 rpm
NGK BPMR 7 A
0.5 mm
3
500 cm (0.5 l)
3
270 cm (0.27 l)
4.9 kg
5.0 kg
0458-153-0121-C