This document provides instructions for disassembling and assembling the final drive of an excavator model 385B.
The disassembly procedure involves removing 27 parts in a specific sequence, including removing the ring gear, carrier assemblies, gears, shafts and seals. The assembly procedure instructs installing 31 parts in reverse order, and describes determining the correct shim thickness between the bearing cone and coupling gear to achieve proper bearing preload. Special tools are required for some removal and installation steps.