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The following intervals apply to normal operating
conditions only. If your daily working time is longer
or operating conditions are difficult (very dusty work
area, etc.), shorten the specified intervals accord‐
ingly.
before starting work
after finishing work or daily
after each refueling stop
weekly
monthly
every 12 months
if problem
if damaged
as required
Replace after every 100
operating hours
Cooling inlet
Visual inspection
X
Clean
X
Spark arresting screen in
muffler
Check if installed
X
Check or replace
1)
X
All accessible screws and
nuts (not adjusting
screws)
Retighten
X
Antivibration elements
Visual inspection
X
Have replaced by serv‐
icing dealer
1)
X
X
Cutting blades
Clean
X
Sharpen
1)
X
Visual inspection
X
Have replaced by serv‐
icing dealer
1)
X
Gearbox lubrication
commercial use only –
check every 25 hours of
operation and replenish
with STIHL gear lubri‐
cant if necessary
Safety labels
Replace
X
1)
STIHL recommends an authorized STIHL servicing dealer.
English
15 Maintenance and Care
18
0458-447-8321-D