Doosan Excavator Heavy Duty Machine Repair

This instruction show you guide on how to remove swing reduction gear for Doosan DX300LC excavator. Procedures: 1. Park on firm and level ground. 2. Lower front attachment (bucket) to ground. 3. Shut down engine.

This instruction show you guide on how to rebuild swing bearing for Doosan DX300LC excavator. Procedures: 1. Remove tip of tapered pin (3, Figure 3) using grinder and tap lightly to remove debris. 2020 Doosan Excavator Workshop Service Repair Manual PDF Download 2. Remove plug (4, Figure 4) using a M10 x 1.5 bolt.