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Please note that the following maintenance intervals apply for normal operating
conditions only. If your daily working time is longer than normal or operating
conditions are difficult (very dusty work area) shorten the specified intervals
accordingly.
Complete machine
Control handle
Air filter
Filter in fuel tank
Fuel tank
Carburetor
Spark plug
Cylinder fins
Spark arresting screen
All accessible screws and nuts
(not adjusting screws)
Container with line
Metering unit
Rubber vibration buffers
The user of this unit should carry out
only the maintenance operations
described in this manual. Other repair
work may be performed only by an
authorized STIHL Service dealer.
Visual inspection (condition, leaks)
Clean
Check operation
Clean
Replace
Check
Replace felt and strainer
Clean
Check idle adjustment
Idle setting
Readjust electrode gap
Clean
Inspect
Clean or replace
Retighten
Visual inspection
Check
Visual inspection
To be replaced only by STIHL dealer
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x
x
x
x
x
x
x
x
x
x
x
x
Original STIHL parts can be identified
by the STlHL part number, the
T logo and the STIHL parts
symbol The symbol may appear
alone on small parts.
13
x
19
x
19
x
15
x
15
15
20
x
20
x
22
x
x
x
27
x
x
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