The Case CX800B Crawler Excavator is a robust piece of construction equipment designed for demanding tasks. Adhering to Tier 3 emissions standards, this machine exemplifies Case's commitment to reliable performance and efficient operation in various heavy-duty applications. Its engineering focuses on delivering the power and durability required for excavation, demolition, and material handling projects, ensuring productivity and longevity on job sites. This Service Repair Workshop Manual provides comprehensive guidance for the Case CX800B Crawler Excavator. It covers essential areas including general information, engine systems, fuel and electrical systems, undercarriage, drivetrain, and hydraulics. Detailed maintenance and service instructions, along with technical specifications, diagrams, and schematics, are included to assist owners, mechanics, and technicians in performing effective maintenance, troubleshooting, and repairs, ensuring the machine operates at peak performance.