Echo CS-4920 Operator's Manual page 54

MAINTENANCE
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.
• Be sure to round off the front edge
of the depth gauge.
54
1/5
Depth gauge tool
© 09/2022 ECHO Incorporated
CS-4920
30°
Keep this angle
10°
X7503352100