Komatsu — 12.19 REMOVAL AND INSTALLATION OF THE BUCKET

12. OPERATION INSTALLING THE BUCKET CAUTION Align the pin holes with each other by using a rod. Never put your finger in the holes. 1. Set cord ring 2 on top of lift arm boss 1 as shown in the diagram. After completions of assembly of the bucket and adjustment with shims in step 8, move the cord ring down to the groove. 2. Coat dust seal lip portion 3 with grease. 3. Align the left and right bucket pin holes. 4. Select the number of shims so that clearance A between bucket hinge boss 4 and lift arm boss 1 are less than 1.0 – 1.5 mm (0.04 – 0.06 in). 5. Assemble the shims the selected in Step 4, align the pin holes, then insert bucket hinge pin 5 .

Coat with grease to prevent damage to the dust seal when inserting the bucket hinge pin. Use a bucket hinge pin that has a grease hole. 6. Install mounting bolt 6 . 2-75