The Deutz Fahr Agrotron K Profiline Series tractors, including models K 420, K 430, and K 610, represent a robust line of agricultural machinery built upon a heritage of engineering excellence. These tractors are designed for professional use, offering advanced technology and reliable performance for demanding agricultural tasks. Their development within the broader Agrotron series signifies a commitment to innovation and efficiency, ensuring operators have access to powerful and dependable equipment for a wide range of applications. This comprehensive workshop service repair manual provides detailed instructions for the maintenance and repair of the Deutz Fahr Agrotron K Profiline Series tractors. It covers essential areas such as engine overhaul, transmission service, hydraulic systems, electrical systems with wiring diagrams, braking, and steering. The manual is designed to assist professional repair technicians and serious tractor owners in performing accurate maintenance, fault diagnosis, and correct repair procedures, ensuring the longevity and optimal performance of the machinery.