Idiomas disponibles
Idiomas disponibles
English / USA
Maintenance Chart
The following maintenance intervals apply for normal operating conditions only.
If your daily working time is longer than normal or cutting conditions are difficult
(very dusty work area etc.), shorten the specified intervals accordingly.
Complete machine
Control handle
Air filter
Filter in fuel tank
Fuel tank
Carburetor
Spark plug
Cooling inlets
Valve clearance
Combustion chamber
Spark arresting screen in muffler
Accessible screws and nuts
(not adjusting screws)
1)
STIHL recommends that this work be done by
a STIHL servicing dealer
30
Visual inspection (condition, leaks)
Clean
Check operation
Clean
Replace
1)
Check
1)
Replace
Clean
Check idle adjustment
Readjust idle
Readjust electrode gap
Replace after 100 hours of operation
Inspect
Clean
Check and adjust if necessary after first
1)
139 hours of operation
Decarbonize after first 139 hours of
operation, then after every 150 hours of
operation
Check
Clean or replace
Retighten
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
HL 90 K
