Method For Replacing Bucket Teeth - Komatsu PC45MR-5 Operation And Maintenance Manual

MAINTENANCE PROCEDURE

METHOD FOR REPLACING BUCKET TEETH

• It is dangerous if the work equipment moves by mistake when the bucket tooth is being replaced.
Set the work equipment in a stable condition, set the lock lever securely to LOCK position, and stop
the engine.
• As the pin is driven out with strong force, it is dangerous that the pin may fly out.
Check that there is no people around the machine.
• Broken pieces may fly during the replacement work, so always wear the protective equipment such
as protective eyeglasses and gloves.
Replace the bucket teeth before the adapter starts to wear.
Items to be prepared
• Hammer
• Bar
• Putty knife
1.
Set the machine in the posture shown in the figure so that
the pin of bucket tooth (1) can be driven out.
1)
Start the engine and run it at low idle.
2)
Set the lock lever to FREE position (F).
Be sure to operate the lock lever by the operating por-
tion on the top.
3)
Push the blade control lever forward to lower the
blade to the ground.
4)
Operate the work equipment control levers to make
the bucket bottom level.
Set the bucket height enough to put the block (5) un-
der the bucket bottom.
5)
Put the block (5) under the bucket bottom.
6)
Operate the work equipment control lever, and lower the boom gently.
Set it so that the pin of bucket tooth (1) can be driven out.
7)
Check that the work equipment is in a stable condi-
tion, then set the lock lever to LOCK position (L).
Be sure to operate the lock lever by the operating por-
tion on the top.
8)
Stop the engine.
4-48
k k
WARNING
MAINTENANCE