This workshop repair service manual covers the Terex Atlas 1704 and 1804 Excavator models. These excavators are engineered for demanding operational environments, offering robust performance and reliability. This manual is designed to provide comprehensive support for the service, maintenance, and troubleshooting of all models, engines, trim, and transmission types within this series. The purpose of this manual is to serve as an authoritative guide for owners, mechanics, and technicians. It details routine maintenance, advanced troubleshooting, electrical system diagnostics, and includes essential technical specifications, critical specifications, wiring diagrams, and disassembly and assembly procedures. With step-by-step instructions, illustrations, and photos, this manual facilitates efficient and accurate upkeep and repair, ensuring the longevity and optimal performance of your Terex Atlas excavator.