JCB 3CX, 4CX & Variants Service Manual 9803/3260 PDF Comprehensive service documentation for JCB 3CX and 4CX backhoe loaders and their variants. This manual (reference 9803/3260) provides detailed technical specifications, maintenance procedures, troubleshooting guides, and repair instructions essential for equipment operators and technicians. Access critical information on hydraulic systems, engine components, electrical circuits, and mechanical assemblies. Ideal for workshop professionals, fleet managers, and authorized service centers requiring authoritative guidance on JCB equipment maintenance and diagnostics.