Stihl FS 120 Notice D'emploi page 48

Please note that the following maintenance intervals apply for normal operating
conditions. If your daily working time is longer than normal or cutting conditions
are difficult (very dusty work area etc.), shorten the specified intervals accordingly.
Inspect
Replace
Cutting tools
Check tightness
of cutting tool
Metal cutting tools Sharpen
Check
Gearbox lubrication
Replenish
Safety labels Replace
1)
STIHL recommends that this work be done by
a STIHL servicing dealer
FS 120, FS 200, FS 250
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