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English / USA
MS 270, MS 270 C, MS 280, MS 280 C
1) STIHL recommends that this work
be done by a STIHL servicing dealer
2) Firmly tighten cylinder base screws
of professional saws (3.4 kW or
more) after 10 to 20 hours of
operation
* see “Guide to Using this Manual“
Please note that the following maintenance intervals apply for normal
operating conditions only. If your daily working time is longer than normal or
cutting conditions are difficult (very dusty work area, resin-rich wood,
tropical wood etc.), shorten the specified intervals accordingly. If you only
use the saw 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
Carburetor
Check idle adjustment – chain must not rotate
XX
Readjust idle
X
Spark plug
Readjust electrode gap
X
Replace after about 100 operating hours
All accessible screws and nuts
(not adjusting screws)
2)
Retighten
X
Spark arresting screen* in muffler
Inspect
X
Clean or replace
X
Chain catcher
Check
X
Replace
X
Safety label Replace
X