This document provides comprehensive technical information for the Terex Atlas 1704 and 1804 Excavator models. Engineered for demanding applications, these excavators represent a commitment to robust construction and reliable performance. Their design prioritizes efficiency and durability, making them a valuable asset for a wide range of construction and earthmoving tasks. This Factory Service Repair Manual is designed to be an indispensable resource for maintaining and repairing your Terex Atlas Excavator. It covers all essential systems, including the engine, lubrication, cooling, fuel, hydraulic, electrical, transmission, brakes, and steering, along with routine maintenance procedures. The manual features step-by-step instructions, detailed illustrations, diagrams, and wiring schematics, supported by critical notes, cautions, and warnings to ensure accurate and safe service. An advanced troubleshooting guide is also included to help diagnose and resolve issues efficiently.