MS 171, MS 171 C, MS 181, MS 181 C, MS 211, MS 211 C
English
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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
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