The CASE CX160B and CX180B Crawler Excavators are robust machines designed for demanding construction and earthmoving applications. These excavators feature a powerful diesel engine and a hydrostatic transmission for efficient operation and precise control. Engineered for reliability and performance, they offer significant operating weights, with the CX160B at approximately 15,700 kg and the CX180B at approximately 17,800 kg, making them suitable for a wide range of heavy-duty tasks. This service manual provides comprehensive guidance for the maintenance and repair of the CASE CX160B and CX180B Crawler Excavators. It covers essential information, including detailed procedures for scheduled maintenance, troubleshooting common issues, and technical specifications related to the powertrain and hydraulic systems. This manual is an indispensable resource for owners, technicians, and mechanics seeking to ensure the optimal performance, longevity, and safe operation of their equipment.