The Komatsu PC40-7 Series represents a robust and reliable tracked excavator, designed for demanding construction and industrial applications. With a powerful Komatsu diesel engine, typically a Cummins 4D95S-F model, it delivers impressive gross power of 39.8 hp and net power of 37.0 hp, supported by a 3.0-liter displacement. Its hydrostatic transmission and tracked drive configuration ensure excellent maneuverability and stability on various terrains. Operating at approximately 9039 lbs, this machine is engineered for durability and efficient performance, making it a dependable choice for heavy-duty tasks. This comprehensive Workshop Service Repair Manual provides complete official factory information for the Komatsu PC40-7 Series, covering serial numbers 18001 and up. It details essential maintenance procedures, including lubrication capacities and engine oil change intervals, alongside technical specifications for engine, transmission, and dimensions. The manual is an indispensable resource for owners, mechanics, and technicians, offering guidance on proper operation, routine maintenance, and troubleshooting to ensure the longevity and optimal performance of the excavator.