HARNESS AS-SCREED 1467890 - Caterpillar

To facilitate removal of the bucket pins without causing damage to the pins, bushings and/or o-ring seals, put the bucket flat on the floor and the stick in a vertical position as shown.
1. Start the machine, and position the bucket, stick and rod links as shown. It may be necessary to move the stick up and down a small amount to relieve the pressure on bucket pins (4) and (9) during removal.2. Remove retaining bolt (5) and two nuts (2) from bucket pin (4). Remove bucket pin (4). Weight of the pin is 23 kg (50 lb).3. Pull link body (3) away from the bucket. Remove two o-ring seals (1). 4. Remove two nuts (7) and the retaining bolt from bucket pin (9). Remove four bolts (6), plate (8) and the shim located behind the plate. Remove bucket pin (9). Weight of the pin is 23 kg (50 lb). Raise the stick out of the bucket. Remove two o-ring seals (10). The weight of the bucket can range from 530 kg (1170 lb) to 807 kg (1780 lb). 5. Remove bushing (11) from the bucket. The following steps are for installation of the bucket.
Be sure the stick pin bore, bucket pin bores, bucket pins, bushings and o-ring seals are thoroughly clean prior to installation of the bucket.
6. Put a thin coat of 5P0960 Multipurpose Grease on the outside machined diameter and the inside bore of bushing (11). Install bushing (11) in the bucket as shown.7. Temporarily install an o-ring seal (10) on each side of the stick at the bore for bucket pin (9). Start the machine, and lower the stick on to the bucket until the pin bores are in alignment with each other.8. Put a thin coat of 5P0960 Multipurpose Grease on bucket pin (9). Install bucket pin (9). Put the retaining bolt hole in bucket pin (9) in alignment with the retaining bolt hole in the bucket. Temporarily install the retaining bolt and two nuts (7). Install the original shim, plate (8) and four bolts (6). Slide o-ring seals (10) in position over the joints between the bucket and stick.9. Temporarily install an o-ring seal (1) on each side of the bucket at the bores for bucket pin (4). Put a thin coat of 5P0960 Multipurpose Grease on bucket pin (4). Put the bore in link body (3) in alignment with the bores in the bucket. It may be necessary to move the stick up or down to put the bores in alignment. Install bucket pin (4). Put the retaining bolt hole in the bucket pin in alignment with the retaining bolt hole in the bucket. Temporarily install retaining bolt (5) and two nuts (2). Slide o-ring seals (1) in position over the joints between the bucket and link body.10. Adjust the clearance between the stick and bucket. See, "Bucket Clearance Inspect/Adjust" in the Operation & Maintenance Manual. 11. Tighten retaining nuts (2) and (7) as shown in the illustration. Tighten the outside nut until