JCB Excavator JCB380 and JS370 Service Manual (9813/8700) provides comprehensive technical documentation for maintenance, repair, and operation of these heavy-duty excavators. This professional-grade PDF manual includes detailed diagrams, specifications, troubleshooting procedures, and component information essential for technicians and operators. Access critical service data, hydraulic schematics, and maintenance schedules to keep your equipment running at peak performance. Ideal for workshops, fleet managers, and equipment professionals requiring authoritative JCB guidance.