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Maintenance Guide

>span's location: This manual is for official maintenance services and applies to serial numbers 5221 (DX480LC) and 5117 (DX520LC) and later types. The contents cover the technical specifications of the whole machine, Hydraulic System fail-checking (including the main pump and the main control valve), electrical principles, up and out of the frame to dismantle, Engine and conductor co-maintenance, and contain standard twisting and bearing guidelines. For specialized maintenance technicians for failure diagnosis, major repairs and spare parts queries

DoosanDOSOsan DX480LC DX520LC Tape-based Excavator maintenance service manual No. Parts Catalog3HOLDDV11

2026-06-08 Updated Views:

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