The Claas Renault Ceres series tractors, including models 326, 336, and 346, represent a robust line of agricultural machinery produced primarily in France during the 1990s and early 2000s. These tractors, known for their utility and reliability, were developed as part of Renault's agricultural tractor lineage and continued under the Claas brand. They typically feature diesel engines ranging from 60 to over 100 horsepower, available in 2WD and 4WD configurations with various transmission options. Their engineering prioritizes dependable performance for farming operations, making them a valuable asset for agricultural tasks. This comprehensive workshop service repair manual provides in-depth information for maintaining and repairing the Claas Renault Ceres series tractors. It covers all essential systems, including the powertrain, chassis, electrical, and hydraulic systems, along with operator station components. Detailed procedures for scheduled maintenance, component replacement, adjustments, and advanced troubleshooting are included, supported by step-by-step instructions and high-quality diagrams. This manual is an indispensable resource for farmers, agricultural technicians, mechanics, and repair shops, enabling cost-effective upkeep and ensuring the longevity of these workhorses.