Use and Care Manual

CS-4910 MAINTENANCE
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© 05/22 ECHO Incorporated
• Drive link serves to remove
sawdust from the groove of the
guide bar. Keep the lower edge
of the drive link sharp where
indicated.
Setting Saw Chain
• For setting saw chain, round file
(5.0 mm [3/16 in.] diameter) and
flat file are used.
• Push file as shown.
• To keep correct position and
correct angle, use a file holder.
• Hold the file horizontally.
• Place the depth gauge tool firmly
on guide bar so that depth gauge
protrudes. Then file top of depth
gauge with the flat file until flat with
top of the depth gauge tool.
• One-fifth of the file diameter
remains above cutter edge.
Sharpen lower edge
Keep this angle
25° LPX
30° BPX
10°
1/5