Stihl MS 181 Instruction Manual

MS 171, MS 171 C, MS 181, MS 181 C, MS 211, MS 211 C
English
21
N Guide the drive link into the bar
groove (see arrow) and turn the
tensioning gear to the left as far as
possible
N Fit chain sprocket cover, sliding the
guide lugs into the engine housing
openings
When fitting the chain sprocket cover,
the teeth of the adjusting wheel and the
tensioning gear must mesh; if
necessary,
N turn the adjusting wheel (4) a little
until the chain sprocket cover can
be slid completely against the
engine housing
N Swing grip (5) into position (until it
engages)
N Fit wing nut and tighten lightly
N Next step: see "Tensioning the Saw
Chain"
Retensioning during cutting work:
N Switch off the engine.
N Loosen the nut.
N Hold the bar nose up.
N Use a screwdriver to turn the
tensioning screw (1) clockwise until
the chain fits snugly against the
underside of the bar.
N While still holding the bar nose up,
tighten down the nut firmly.
N Go to "Checking Chain Tension".
A new chain has to be retensioned more
often than one that has been in use for
some time.
N Check chain tension frequently –
see chapter on "Operating
Instructions".
135BA011 KN
4
5
2310BA018 KN
Tensioning the Saw Chain
(side chain tensioner)
1
142BA063 KN

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