The Case IH 1490, a tractor model with roots in the David Brown lineage, represents robust agricultural engineering from the likely 1970s-1980s era. This model embodies the combined strengths of its heritage, designed for demanding farm operations. Its construction prioritizes reliability and durability, making it a dependable workhorse for a variety of agricultural tasks. The Case IH 1490 tractor stands as a testament to functional design and enduring performance in the field. This comprehensive service repair manual provides in-depth technical information for the Case IH 1490 (David Brown) tractor, covering all models, engines, trims, and transmission types. It details essential maintenance procedures, including preventive care and fluid specifications, alongside extensive troubleshooting guides and step-by-step repair and overhaul instructions for all major systems such as the engine, transmission, hydraulics, and electrical systems. With factory-level accuracy, detailed diagrams, and precise specifications, this manual is an indispensable resource for owners, mechanics, and technicians to ensure the optimal performance and longevity of their tractor.