BUSHING 1F2830 - Caterpillar

1. Move the machine forward or backward until segment (2) to be removed, is in position as shown.2. Remove five bolts and nuts (1) and remove segment (2). The following steps are for installation of the sprocket segments.3. Make sure the mating surfaces of the sprocket segment and the final drive are clean and free of rust and scale. Install the segment so the head of the bolts are against the segment, and so the washers and nuts (1) are against the final drive.4. Put SAE 30 oil on the threads of the segment bolts. Put the segment in position on the final drive and install bolts, washers, and nuts (1). Tighten nuts (1) to a torque of 175 40 N m (130 30 lb ft). Tighten the nuts 1/3 of a turn more.