This workshop repair service manual covers the JCB 8055 and 8065 Midi Excavator models, applicable to serial number ranges 1536000 to 1537499 for the 8055 and 1537500 to 1538999 for the 8065. These excavators are engineered for demanding work environments, offering robust performance and reliability. Their design prioritizes operational efficiency and durability, making them suitable for a wide array of construction and excavation tasks. This comprehensive English-language manual provides detailed service, maintenance, troubleshooting, and repair procedures. It includes information on general maintenance, scheduled maintenance, lubrication points, and care and safety guidelines. Technicians and owners will find extensive technical specifications, diagnostic information, electrical service procedures, wiring diagrams, and detailed illustrations, including drawings, photos, and enlarged inset diagrams, to ensure the proper upkeep and repair of these JCB excavators.