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Please note that the following maintenance intervals apply for normal operating conditions
only. If conditions are difficult 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
if faulty
if damaged
as required
see page:
Complete machine
Visual inspection (condition, leaks)
x
x
Clean
x
Throttle trigger, stop switch
Check operation
x
x
17-20
Air filter
Clean
x
x
20
Replace
x
20
Filter in fuel tank
Check
x
17
Replace
x
x
17
Fuel tank
Clean
x
x
17
Carburetor
Check idle adjustment -
cutting tool must not turn
x
x
21
Readjust idle
x
21
Spark plug
Readjust electrode gap
x
21
Cooling air inlets
Visual inspection
x
Clean
x
Spark arrester in muffler
Inspect
x
x
24
Clean or replace
x
x
24
All accessible screws and nuts
(not adjusting screws)
Retighten
x
Rubber vibration buffers
Have replaced by STIHL dealer
x
Cutting tool
Visual inspection
x
x
13-15
Replace
x
x
13-15
Check tightness of cutting tool
x
x
13-15
Flexible drive shaft
Visual inspection
x
23
Lubricate
x
23
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.
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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.
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