English
Maintenance and Care
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.
Complete machine
Control handle
Air filter
Manual fuel pump
Pickup body in fuel tank
Fuel tank
Carburetor
Spark plug
Spark arrestor in muffler
Cooling inlets
All accessible screws and nuts (not adjust -
ing screws)
Safety labels
1)
STIHL recommends an authorized STIHL servicing dealer.
20
Visual inspection (condition, wear,
leaks)
Clean
Check operation
Clean
Replace
Check
1)
Have repaired by servicing dealer
Check
1)
Have replaced by dealer
Clean
Check idle setting
Readjust idle
Readjust electrode gap
Replace after 100 operating hours
Check
1)
Have replaced by dealer
Clean
Retighten
Replace
x
x
x
x
x
X
x
x
x
x
x
x
X
x
x
x
x
x
x
x
x
x
x
x
x
x
x
BG 50