Main Parts; Specifications - Stihl FS 120 Instruction Manual

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31 Main Parts

9
8
10
1
11
14
13
12
19
9
14
18
1 Fuel cap
2 Choke knob
3 Carburetor adjusting screws
4 Manual fuel pump
5 Starter grip
6 Spark plug boot
7 Muffler
8 Throttle trigger
9 Slide control
10 Throttle trigger lockout
11 Bike Handle
12 Handle support
13 Throttle cable retainer
14 Carrying ring
15 Air filter cover
16 Fuel tank
17 Machine support
18 Barrier Bar (country specific)
19 Loop handle
# Serial number
40
6
4
5 7
2
3
#
15
13
16
10
8
17
1 Drive tube
2 Mowing head
3 Deflector for mowing heads only
4 Line limiting blade
5 Deflector for all mowing attachments
6 Skirt for mowing heads
7 Metal mowing attachment
8 Circular saw blade
9 Limit stop for circular saw blades only

32 Specifications

32.1 Engine
Single-cylinder two-stroke engine
Displacement:
Cylinder bore:
Piston stroke:
Engine power to ISO 8893: 1.3 kW (1.8 hp) at
Idle speed:
Cut-off speed (nominal
value):
Max. output shaft speed
(cutting attachment)
32.2 Ignition system
Electronic magneto ignition
Spark plug (suppressed): NGK CMR6H
Electrode gap:
1
3
2
1
5
2
1
5
7
1
9
8
30.8cm
35 mm
32 mm
9000 1/min
2800 rpm
12300 rpm
9150 rpm
0.5 mm
0458-251-0121-B
31 Main Parts
4
6
4
3