The socket spanner with code 11.49001-0533 is an essential precision tool for efficient servicing of the MAN L21/31 engine. Designed for durability and exact torque application, this spanner allows technicians to safely access and tighten critical fasteners during maintenance and assembly procedures. Its robust construction and ergonomic fit make it ideal for engine environments where reliability and accuracy are paramount.

The protective tube identified by code H 40052 is a safeguarding element designed to shield critical ASL25 engine components from mechanical damage, contamination, or excessive wear. Acting as a durable barrier, it prevents dust, debris, or oil from interfering with the functionality of moving parts. Built from resilient materials capable of withstanding thermal and mechanical stress, this tube not only prolongs the service life of the engine but also ensures consistent performance under demanding operating conditions.

The lifting pole H 40042 serves as a specialized handling tool for the ASL25 engine, aiding in the safe lifting and maneuvering of heavy engine parts during maintenance or assembly. Engineered for strength and stability, it ensures that technicians can operate efficiently while minimizing the risk of damage to sensitive components. Its robust construction and ergonomic design make it an essential accessory in workshops and marine environments where precision and safety are paramount.

The ball pin coded H 40034 is a compact yet vital connecting element within the ASL25 diesel engine. Designed to provide pivoting movement, it enables smooth articulation between mechanical linkages where flexibility and precision are required. Its spherical end ensures reduced friction and wear, while also distributing forces evenly across the joint. Manufactured from durable, hardened materials, the ball pin guarantees reliability under continuous stress, making it indispensable for the stable and efficient operation of the engine’s moving parts.

The finish machining of spanner, code 11.49001-0533.0, represents the high-precision tooling required for servicing the MAN L21/31 engine. Properly machined spanners ensure accurate torque application, protecting critical fasteners from damage during assembly and maintenance. This tool not only improves efficiency in routine service but also upholds safety and reliability standards, making it an indispensable asset for marine engineers and technicians working on MAN diesel engines.

The welded piece, code 11.49065-0758.0, highlights the importance of durable and custom-engineered parts in the MAN L21/31 engine. These welded components are designed to handle significant loads and vibrations, often serving as reinforcements or connectors within the engine structure. High-quality welding techniques ensure strength and longevity, making this piece a dependable contributor to the overall robustness of the engine system.

The intermediate plate, code 11.49062-2325.0, is a crucial structural element in the MAN L21/31 engine assembly. It provides stability and alignment between adjoining components, ensuring that forces are evenly distributed and mechanical stress is minimized. Built with precision machining and robust materials, the intermediate plate helps maintain the overall rigidity of the engine, contributing to smoother operation and long-term reliability under demanding marine and industrial conditions.

The piston ring H 34026 plays a crucial role in sealing the combustion chamber of the ASL25 engine, maintaining compression while controlling oil consumption. Positioned on the piston, it prevents gas leakage and ensures efficient power transfer during each combustion cycle. Built from wear-resistant alloys, the ring endures high thermal and mechanical stresses, contributing to both engine efficiency and reduced emissions. Regular inspection and timely replacement of piston rings are essential to sustaining the long-term reliability and performance of the engine.

The pressure lever with code H 43618 is a robust mechanical linkage in the ASL25 engine, responsible for transmitting controlled force within the valve or fuel actuation system. By converting motion into regulated pressure, it ensures that the engine’s internal mechanisms function with precision and stability. Made from hardened materials to resist wear and mechanical stress, the lever supports long service life even under demanding operating conditions. Its role highlights the importance of seemingly small components in maintaining the smooth operation of complex diesel engines.

The distribution valve coded H 43612 is a central component in the ASL25 diesel engine’s fuel and air control system. Its purpose is to regulate the timing and distribution of working fluids, ensuring that combustion occurs at the right moment and under optimal conditions. Designed to withstand high pressure and temperature fluctuations, the valve is precision-engineered to provide consistent performance and durability. Its reliability directly impacts engine efficiency, making it an indispensable part of the overall power generation process.