• Turn the guide bar daily for more even wear.
• Make sure that the lubrication hole in the guide
bar is not clogged.
• Clean the guide bar groove.
• Make sure that the guide bar and saw chain get
sufficient oil.
• Examine the saw chain:
• for cracks in the rivets and links.
• for abnormally worn rivets and links.
• for correct tension.
If necessary, replace the saw chain.
• Sharpen the saw chain. See
To sharpen the saw
chain on page 19
.
• Examine the drive sprocket for excessive wear
and replace if necessary.
• Clean the air intake of the starter unit.
• Make sure that the nuts and screws are tight.
• Make sure that the stop switch works correctly.
• Examine the engine, tank and fuel lines for fuel
leaks.
• Make sure that the saw chain does not rotate
when the engine is idling.
Weekly maintenance
• Make sure that the cooling system works
correctly.
• Make sure that the starter, starter cord and return
spring work correctly.
• Make sure that the vibration damping elements
are not damaged.
• File off any burrs from the edges of the guide
bar.
• Clean or replace the spark arrestor screen on the
muffler.
298 - 004 - 14.10.2019
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