This manual covers the Case CX75SR Crawler Excavator, a robust machine designed for efficient operation and maintenance. Engineered for reliability and performance, this Tier 3 model offers advanced features to support a wide range of construction and earthmoving tasks. Its construction quality ensures durability in demanding environments, making it a dependable choice for professionals seeking productivity and longevity in their equipment. The purpose of this comprehensive English-language manual is to provide essential information for the operation, maintenance, and servicing of your Case CX75SR. It details critical procedures, including pre-operation checks, engine and basic operation, machine travel, and storage. Extensive sections are dedicated to maintenance, covering lubrication, fluid management, track care, and component servicing, alongside detailed technical specifications for all major systems. Safety guidelines and operator compartment controls are also thoroughly explained to ensure safe and effective use.