Stihl MS 181 User Manual

54 MS 171, MS 181, MS 211
: Remove the circlip (1)
– do not overstretch.
: Remove the washer (2).
: Pull off the carrier (3).
: Pull off the spring housing (1).
– Remove the washer.
: Remove the E-clips (arrows).
– Pull off the pawls (1) and remove
the torsion springs.
– Clean the pawls (1), b 16
533RA194 TG
3 2 1
533RA195 TG
1
533RA196 TG
1
1
– Inspect the spring housing (1),
carrier (2), pawls (3) and torsion
springs (4) and replace if
necessary.
: Fit torsion springs in the pawls (1)
– note installed position (arrows).
: Push the pawls (1) onto the pivot
pins (2) on the flywheel and
locate the ends of the torsion
springs against the ribs (arrow).
– Install the E-clips.
533RA197 TG
1
2
3
3 4
4
533RA198 TG
1
1
533RA199 TG
2
1
: Fit the washer (1).
: Push the spring housing (2) over
the starter post and onto the
pawls in the rope rotor (3) – the
pawls must engage the spring
housing.
: Push the carrier (1) into the
spring housing so that the recess
(arrow) engages the spring loop
(2).
: Fit the washer (3).
: Install the circlip (4)
– do not overstretch.
– Reassemble all other parts in the
reverse sequence.
533RA201 TG
1
3
2
533RA202 TG
1
2
3 4
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Stihl MS 181 Specifications

General

Idle speed	- RPM
Motor type	2-stroke motor
Chain pitch	3/8 \
Blade length	400 mm
Product color	Black, Grey, Orange
Chain tensioner	Yes
Motor speed (max)	10000 RPM
Fuel tank capacity	0.266 L
Engine displacement	31.8 cm³
Power source	Gasoline
Sound power level	112 dB
Vibration emission	3.5 m/s²
Sound pressure level	100 dB

Weight and Dimensions

Weight	43004300 g