Stihl MS 181 Instruction Manual

MS 171, MS 171 C, MS 181, MS 181 C, MS 211, MS 211 C
English
46
Antivibration elements
Check XX
Have replaced by servicing dealer
1)
X
Air inlet on fan housing Clean XX X
Cylinder fins Clean XX X
Carburetor
Check idle adjustment – chain must not rotate XX
Adjust idle speed; if necessary, have saw serv-
iced or repaired by dealer
1)
X
Spark plug
Readjust electrode gap X
Replace after every 100 hours of operation
All accessible screws and nuts (not adjusting
screws)
Retighten
2)
X
Chain catcher
Check X
Replace X
Exhaust port
Decoke after first 139 hours of operation, then
every 150 hours of operation
X
Safety labels Replace X
1)
STIHL recommends a STIHL servicing dealer
2)
Firmly tighten down the cylinder base screws of professional saws (3.4 kW or more) after 10 to 20 hours of operation.
The following maintenance intervals apply to normal usage and operating conditions. If your daily
working time is longer or operating conditions are difficult (very dusty work area, resin-rich wood, trop-
ical wood, etc.), shorten the specified intervals accordingly. If you only use your power tool
occasionally, extend the intervals accordingly.
before starting work after finishing work or daily after each refueling stop weekly monthly every 12 months if problem if damaged as required

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