This comprehensive workshop service repair manual provides detailed instructions and illustrations for servicing and repairing Furukawa Unic UR series hydraulic cranes. Covering models from the UR220 to the UR500, this manual offers in-depth information on every aspect of these cranes, including the boom system, slide plate, extension-retraction mechanism, telescoping cylinder, cushion seal system, base construction, extension cable, vertical and horizontal outrigger cylinders, pilot check valve, slewing device system, tightening order, turntable mounting, slewing reduction gear, bearing housing, hoist winch system, swivel joint system, slip ring system, derrick cylinder, control system, alarm system, control valve system, counterbalance valve, DI-CO valve system, hook construction, handle wire ropes, filters system, lubrication system, and hydraulic circuit. This manual is a valuable resource for both experienced mechanics and DIY enthusiasts, providing step-by-step instructions and detailed diagrams to guide you through each repair and maintenance procedure.

The FURUKAWA UNIC UR series of hydraulic cranes is a renowned line of compact and maneuverable lifting equipment designed for a wide range of applications, including construction, maintenance, and transportation. These cranes are particularly known for their versatility and efficiency in tight spaces, making them ideal for urban environments and congested work sites. The UR220, UR250, UR260, UR290, UR330, UR360, and UR500 models cover a spectrum of lifting capacities, ranging from 22 to 50 metric tons. These cranes boast a robust design with high-quality materials and advanced hydraulic systems, ensuring reliability and durability even in demanding conditions. Features like telescopic booms, outrigger systems, and multiple lifting configurations provide operators with flexibility and precision in handling various loads. The FURUKAWA UNIC UR series of hydraulic cranes go beyond simply lifting heavy objects. They are engineered to prioritize safety, efficiency, and ease of operation. Their compact dimensions and maneuverability allow for ease of transport and set-up, minimizing disruption to work sites. The intuitive control systems are designed for user-friendliness, enabling operators to confidently control lifting operations with precision. These cranes are equipped with safety features such as overload protection, load moment indicators, and emergency shutdown systems, ensuring operator and site safety. The FURUKAWA UNIC UR series stands out as a reliable and efficient solution for lifting operations in diverse environments, earning its reputation as a top choice among professionals in the construction and transportation industries.