Stihl MS 391 Safety Manual

MS 311, MS 391
English
41
1 Shroud catch
2 Carburetor adjusting screws
3 Spark plug boot
4 Slide (summer operation and winter
operation)
5 Decompression valve
6 Chain brake
7 Chain sprocket
8 Chain sprocket cover
9 Chain catcher
10 Side access chain tensioner
11 Bumper spike
12 Guide bar
13 Oilomatic saw chain
14 Oil filler cap
15 Muffler
16 Front hand guard
17 Front handle (handlebar)
18 Starter grip
19 Fuel tank twist lock
20 Master Control lever
21 Throttle trigger
22 Throttle trigger interlock
23 Rear handle
24 Rear hand guard
# Serial number
Main Parts
3
11
14
24
22
23
19
4903BA003 KN
15
16
17
18
20
21
4
7
#
5
2
10
9
12
13
1
6
8

Stihl MS 391 Specifications

General

Motor type	2-stroke motor
Chain gauge	1.6 mm
Chain pitch	3/8 \
Automatic oiling	Yes
Oil tank capacity	0.35 L
Fuel tank capacity	0.6 L
Engine displacement	64.1 cm³
Engine power	4.4 hp
Power source	Gasoline

Weight and Dimensions

Weight	6200 g