2. Apply dielectric grease to the inner surface
of the shaft coupling and the outer surface
of the shaft.
3. Assemble the shaft. Refer to
To check the chain drive sprocket
1. Regularly check the degree of wear on
the drive sprocket. Replace if wear is
excessive.
To examine the cutting equipment
1. Make sure that there are no cracks in
rivets and links and that no rivets are
loose. Replace if it is necessary.
2. Make sure that the saw chain is easy to
bend. Replace the saw chain if it is rigid.
3. Compare the saw chain with a new saw
chain to examine if the rivets and links are
worn.
4. Replace the saw chain when the longest
part of the cutting tooth is less than 4 mm/
0.16 in. Also replace the saw chain if there
are cracks on the cutters.
To do a check of the guide bar
1. Make sure that the oil channel is not
blocked. Clean if it is necessary.
2. Examine if there are burrs on the edges of
the guide bar. Remove the burrs using a
file.
3. Clean the groove in the guide bar.
4. Examine the groove in the guide bar
for wear. Replace the guide bar if it is
necessary.
22
1824 - 003 - 28.06.2022
Summary of Contents for 525DEPS
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