Komatsu HB365LC-3 Operation & Maintenance Manual page 379

MAINTENANCE
1.
To make it possible to drive out a pin of tooth (1), put block
(5) under the bottom of the bucket, and make the bottom
of the bucket horizontal.
2.
Check that the work equipment is in a stable condition,
then set the lock lever to LOCK position (L).
3.
Use a hammer and drift to knock out lock pin (2).
If the drift is set against rubber pin lock (3) when it is hit,
the rubber pin lock may break. Set it against the back of
the pin.
4.
After removing lock pin (2) and rubber pin lock (3), check
them.
5.
If lock pin (2) and rubber pin lock (3) are used in the condi-
tion below, it will cause tooth (1) to come off during opera-
tion. Check the shape of the parts. If they have any dam-
age, replace them.
• Lock pin (2) is too short.
Dimension (B) is 1/3 or more of dimension (A) when
lock pin (2) is aligned with bottom face (C).
• The steel ball is about to come off.
Rubber (6) of the rubber pin lock is broken.
MAINTENANCE PROCEDURE
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