This manual covers the Caterpillar (CAT) P Series Lift Trucks, specifically focusing on the chassis and mast systems for models identified by various serial number ranges including P30001 through P70001. Caterpillar is recognized for its robust engineering and reliability in heavy-duty industrial equipment, and the P Series lift trucks are designed for demanding material handling applications. These machines are built with durable construction and are intended for use in various industrial environments where efficient and dependable lifting capabilities are essential. The P Series represents Caterpillar's commitment to providing powerful and reliable internal combustion engine-powered lift trucks.

The purpose of this service and repair manual is to provide comprehensive technical information for the maintenance, diagnosis, and repair of the P Series lift trucks' chassis and mast systems. It details lubrication schedules, fluid specifications, component identification, and step-by-step procedures for maintenance, diagnostics, and repair. This manual is intended for professional service technicians, maintenance personnel, and advanced owner-operators who are responsible for ensuring the operational efficiency and longevity of these machines. Please note that engine-specific service information requires supplementary K21/K25 and S4S Engine Service Manuals.