This workshop repair service manual covers the Doosan GC20P-3, GC25P-3, GC30P-3, and GC32P-3 lift trucks, equipped with the G430E Tier II LP engine. These models are designed for robust performance in various industrial and commercial applications, reflecting Doosan's commitment to engineering excellence and operational reliability. The manual provides comprehensive details on the unique features and capabilities that define these lift trucks, ensuring users can fully leverage their advanced design.

The purpose of this manual is to serve as an authoritative resource for the service, maintenance, and repair of your Doosan lift truck. It includes detailed procedures, diagnostic information, technical specifications, and essential safety guidelines. By following the instructions within this guide, owners, mechanics, and technicians can effectively maintain the optimal performance and longevity of their equipment, ensuring safe and efficient operation.