KM 90 R
English
22
Spark arresting screen in muffler
Check
X
X
Clean or replace
X
X
All accessible screws and nuts (not adjust
-
ing screws)
Retighten
X
Anti-vibration elements
Check
X
X
X
Have replaced by servicing dealer
1)
X
Safety labels
Replace
X
1)
STIHL recommends an authorized STIHL servicing dealer.
2)
Remove shroud - see "Spark Arresting Screen in Muffler"
The following intervals apply to normal operating conditions only. If your daily work
-
ing time is longer or operating conditions are difficult (very dusty work area, etc.),
shorten the specified intervals accordingly.
be
for
e starting
work
af
te
r fin
ishing
work
or
dail
y
af
te
r each
ref
ueli
ng
st
op
weekly
mon
thl
y
ever
y
12
mont
hs
if p
robl
em
if d
amage
d
as
requ
ired
