This workshop service repair manual covers the Thermo King DI 2.2 SE and SE 2.2 models. These diesel engines feature a 2.2-liter displacement and direct injection fuel system, designed for auxiliary power unit applications. While specific model years are not detailed, the manual focuses on engine overhaul procedures, ensuring the continued reliability and performance of these robust power units. This comprehensive English-language manual provides detailed instructions for engine overhaul, reassembly, and troubleshooting. It serves as an essential resource for owners, mechanics, and technicians, offering the necessary technical specifications and guidance to maintain and repair the Thermo King DI 2.2 SE / SE 2.2 engines effectively. By following the procedures outlined within, users can ensure optimal operation and longevity of their equipment.