The JCB 8027Z Mini Excavator, manufactured for serial numbers 898000 onwards, represents a robust and reliable piece of equipment engineered for demanding work environments. Powered by a Perkins 403D-15 diesel engine, this compact machine delivers 23.3 HP and features a 1.5-liter displacement with three cylinders, providing efficient power for its hydrostatic drivetrain and tracked system. With an operating weight of 2720 kg and a maximum digging depth of 2650 mm, the 8027Z is designed for versatility in construction, landscaping, and utility applications, offering a bucket capacity ranging from 0.04 to 0.07 m³ and a maximum reach at ground level of 4350 mm. This comprehensive Service Repair Workshop Manual provides essential information for maintaining and repairing the JCB 8027Z Mini Excavator. It covers critical areas including detailed maintenance procedures for engine oil, coolant, and hydraulic systems, alongside technical specifications for engine performance, transmission, and undercarriage components. The manual is structured to assist owners, mechanics, and technicians in understanding the machine's operation, performing routine servicing, and diagnosing potential issues, ensuring optimal performance and longevity of the equipment.