Doosan Excavator Heavy Duty Machine Repair

This instruction show you guide on how to assemble main case for Doosan DX300LC excavator. Doosan Data Monitoring System DMS-5 Free Download Procedures: Cleaning Casing and Other Parts Steam clean case and other parts, to remove any foreign substances. • Cleaning fluid: PK6540 (alkali) • Liquid density: 3 - 5% • Liquid temperature: 60° - 70˚C (140° - 158°F)

This instruction show you guide on how to assemble No.1 carrier subassemblies for Doosan DX300LC. Preparations: Doosan DMS-5 Diagnostic Software Doosan EPC Download Procedures: 1. Put No. 1 carrier on assembly jig 2. Align No. 1shaft with hole and press it into place.

This instruction show you guide on how to disassemble swing reduction gear for Doosan DX300LC excavator. Doosan Data Monitoring System DMS-5 DMS-3 Free Download Procedures: 1. Remove bolts and motor from swing reduction case. CAUTION:The motor should be separated without damage or any foreign substance. 2. Remove level pipe from cover. 3. Remove bolts and cover from case. CAUTION! Care should be taken not to damage mounting surface of cover. Carefully remove all gasket material from mounting surfaces. 4. Remove No. 1 sun gear from No. 1 carrier. CAUTION:Care should be taken not to damage teeth of No. 1 sun gear. 5. Remove No. 1 carrier. 6. Remove washer and No. 2 sun gear Care should be taken not to damage teeth of No. 2 sun gear. 7. Install eye bolts in No. 2 carrier and remove it from ring gear. 8. Install eye bolts in ring gear and remove it. Care should be taken not to damage mounting surfaces of ring gear and case. Carefully remove all gasket material from mounting surfaces. Doosa

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.  

This instruciton show you guide on how to install fuel tank for Doosan DX300LC excavator. Procedures: 1. Install two 12 mm eyebolts in threaded holes (38 and 39,Figure 14). Using a suitable lifting device, sling eyebolts. 2. Set fuel tank (1, Figure 14) into position. Install six bolts (7) and spacers (13) finger tight, to secure tank to frame.