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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 cutting conditions are difficult
(very dusty work area, tropical hardwood, etc.) shorten the specified intervals accordingly.
Complete machine
Throttle trigger, throttle trigger interlock, Ma-
ster Control
Chain brake
Filter in fuel tank
Fuel tank
Chain oil tank
Chain lubrication
Saw chain
Guide bar
Chain sprocket
Air filter
Cooling inlets
Cylinder fins
Carburetor
Spark plug
All accessible screws and nuts *
(not adjusting screws)*
Rubber vibration buffers
Spark arresting screen in muffler
Chain catcher
* Tighten down the cylinder base screws firmly after the first 10 to 20 hours of operation.
Visual inspection (condition, leaks)
Clean
Check operation
Check operation
Have cleaned and serviced by STIHL dealer
Check
Clean, replace filter element
Clean
Clean
Check
Inspect, also check sharpness
Check chain tension
Sharpen
Check (wear, damage)
Clean and turn over
Deburr
Replace
Check
Clean
Replace
Clean
Clean
Check idle adjustment – chain must not turn
Readjust idle
Readjust electrode gap
Retighten
Have replaced by STIHL dealer
Inspect
Clean or replace
Check
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
x
x
29-30
x
29-30
x
28
34
45
26
x
45
38
38
x
x
44
x
36
x
39
x
39
40
x
40
x
40
x
46
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