The Zetor 3320 and 6340 are robust utility tractors designed for a variety of agricultural and groundskeeping tasks. Produced likely during the 1990s and early 2000s, these models are recognized for their dependable construction and straightforward operation. The 3320, typically featuring a 3-cylinder diesel engine, offers approximately 30-35 horsepower, while the 6340, equipped with a 4-cylinder diesel engine, delivers around 55-60 horsepower, with the 6340 model benefiting from enhanced traction due to its 4WD capability. These tractors represent a strong value proposition within their market segment, competing with other compact utility tractors known for their reliability and functional design.

This comprehensive workshop manual provides detailed guidance for the repair, maintenance, and diagnostics of Zetor 3320 and 6340 tractors. It covers all essential systems, including the engine, transmission, hydraulic system, cooling, fuel, electrical, braking, and steering. The manual offers step-by-step procedures for scheduled maintenance, engine overhauls, transmission repairs, hydraulic system servicing, and electrical diagnostics. It is intended for professional mechanics, technicians, and advanced owners, offering the technical depth required for thorough servicing and troubleshooting, ensuring the longevity and optimal performance of these Zetor models.