22 Inspection and Maintenance
22 Inspection and Maintenance
22.1 Inspection and Maintenance Chart
The following maintenance intervals are examples and apply for normal
operating conditions. Actual use and your experience will determine the
frequency of required inspection and maintenance.
Complete Machine
Controls
Chain Brake
Chain Oil Tank
Chain Lubrication
Fuel Tank
Fuel Pick-Up Body / Filter
Air Filter
Saw Chain
Guide Bar
Chain Sprocket
Chain catcher on sprocket cover
Air intake on fan housing
Cylinder fins
Spark arresting screen in muffler
1)
STIHL recommends an authorized STIHL servicing dealer
0458-790-8621-A
Visual inspection
Clean
Check function and condition
Check function
1)
Clean
Check chain oil flow rate
1)
Clean
1)
Clean
1)
Replace
Clean
Check chain tension
1)
Sharpen
Inspect for proper groove depth and
spread
Deburr
Inspect
1)
Inspect
Clean
Clean
1)
Check and Clean
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
English
@ 21.1
@ 16.2
@ 16.1
X
X
@ 16.3
X
X
X
X
@ 21.3
@ 10.3
@ 22.5
@ 22.4
@ 22.4
@ 22.4
X
X
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