Stihl HS 81 - Maintenance Chart

25HS 81 R, HS 81 T
English / USA
1)
STIHL recommends a STIHL servicing dealer
Maintenance Chart
The following maintenance operations apply to normal operating conditions.
If working conditions are difficult (very dusty work area, etc.) or your daily working
time is longer than normal, shorten the specified intervals accordingly.
before starting work after finishing work or daily after each refueling stop weekly monthly yearly if problem if damaged if required
Complete machine
Visual inspection (condition, leaks)
XX
Clean
X
Control handle Check operation
XX
Air filter
Clean
XX
Replace
X
Filter in fuel tank
Have checked by dealer
1)
X
Have replaced by dealer
1)
XXX
Fuel tank Clean
XX
Carburetor
Check idle setting
XX
Readjust idle
X
Spark plug
Readjust electrode gap
X
Replace after 100 hours of operation
Cooling inlet
Visual inspectiong
X
Clean
X
Spark arresting screen in muffler
Have checked by dealer
1)
X
Have cleaned or replaced by dealer
1)
X
All accessible screws and nuts (not
adjusting screws)
Retighten
X
AV elements (springs)
Visual inspection
X
Have replaced by dealer
1)
XX
Cutting blade
Clean
X
Sharpen
X
Gearbox lubrication Lubricate after 25 hours of operation
Safety labels Replace
X