This shop manual provides detailed service and repair instructions for the Komatsu D155AX-5 bulldozer. It includes comprehensive procedures for diagnosing, troubleshooting, and repairing key components such as the engine, transmission, hydraulic system, undercarriage, and electrical systems. The manual offers step-by-step guidance on disassembly, inspection, reassembly, and adjustments, along with maintenance schedules and technical specifications. This document is essential for mechanics and technicians to ensure proper maintenance, efficient repairs, and optimal performance of the D155AX-5 bulldozer.