4. Examine the groove in the guide bar for wear.
Replace the guide bar if it is necessary.
5. Examine if the guide bar tip is rough or very worn.
6. Make sure that the bar tip sprocket turns freely and
that the lubricating hole in the bar tip sprocket is not
blocked. Clean and lubricate if it is necessary.
7. Turn the guide bar daily to extend its life cycle.
To sharpen the saw chain
Information about the guide bar and saw chain
WARNING: Use protective gloves when you
use or do maintenance on the saw chain. A
saw chain that does not move can also
cause injuries.
Replace a worn or damaged guide bar or saw chain with
the guide bar and saw chain combination recommended
by RedMax. This is necessary to keep the safety
functions of the product. Refer to
24
, for a list of replacement bar and chain
combinations that we recommend.
• Guide bar length, in/cm. Information about the guide
bar length can usually be found on the rear end of
the guide bar.
• Number of teeth on bar tip sprocket (T).
• Chain pitch, in. The distance between the drive links
of the saw chain must align with the distance of the
teeth on the bar tip sprocket and drive sprocket.
PITCH =
D
D
2
• Number of drive links. The number of drive links is
decided by the type of guide bar.
• Bar groove width, in/mm. The groove width in guide
bar must be the same as the chain drive links width.
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19
Summary of Contents for PSTZ260S
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