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Removal and Installation of Bucket
from Sumitomo SH250-5 SH250-5LR Hydraulic Excavator Service Repair Manual WLSM2105-00W - PDF DOWNLOAD
Caution ・ Stop the machine on a level location with good footing. ・ Be sure to stop the engine before beginning work. ・ When working together with others, always be sure to exchange signals and pay adequate attention to safety. ・ Always wear protective devices (protective eyewear and safety shoes, etc.) when working with a hammer.
Items to prepare •Hammer •Striking rod •Screwdriver •Grease •Rag •Cleaning fluid 1.Removal of Bucket [1] Place the back of the bucket parallel to the ground. [2] Use a screwdriver to remove the pin (2) rings (1), and then remove the bucket side and boom side pins.
1 Ring 2 Pin
[3] Use a hammer (3) and striking rod (4) to push the bucket side pin (6) and arm side pin (5) out, and then remove the bucket (7). •If a pin is hard to remove, there is a load on the pin.
Do not force it. Adjust the bucket position. •When removing the pins, be careful not to damage the O-rings or dust seals.
2.Installation of Bucket
Perform the reverse of the removal procedure. •Clean each pin and pin hole. •If a pin is hard to insert, do not force it. Adjust the bucket position. •When insetting pins, be careful not to damage the O-rings or dust seals. •As the final step, always grease up.
3 Hammer 4 Striking rod 5 Pin 6 Pin 7 Bucket