This workshop service repair manual provides comprehensive guidance for the Zetor 6340. Renowned for its robust engineering and reliability, Zetor tractors have a long-standing heritage in agricultural machinery. The 6340 model, part of a series known for utility and straightforward design, features a durable diesel engine and a versatile mechanical transmission, making it suitable for a wide range of agricultural tasks. This manual is designed to support owners and service providers in maintaining the quality and operational integrity of this dependable machine. The purpose of this manual is to facilitate the repair and overhaul of the Zetor 6340 and its proprietary components. It covers essential areas including routine maintenance, servicing, diagnostics, troubleshooting, and tune-ups for all major systems, such as the engine, transmission, fuel, lubrication, exhaust, and electrical systems. Detailed instructions for removal, installation, assembly, and disassembly are provided, along with references to special tools. The manual emphasizes safety precautions and aims to provide highly reliable information to help users save money by performing maintenance and repairs themselves, building a reputation for quality service.