This workshop service repair manual covers the Komatsu SK1020-5 Turbo, a versatile machine engineered for demanding tasks. Built with robust components and a turbocharged diesel engine paired with a hydrostatic transmission, this model offers reliable performance and all-wheel-drive capability. Its design prioritizes operator safety with a ROPS/FOPS structure and features a universal quick-coupler attachment system for enhanced versatility across various applications. This comprehensive English-language manual provides in-depth information for maintaining and repairing your Komatsu SK1020-5 Turbo. It details essential procedures, technical specifications, and troubleshooting guidance, ensuring optimal performance and longevity of the equipment. Whether for routine maintenance or complex repairs, this resource is designed to assist owners, mechanics, and technicians in effectively managing and servicing the vehicle.