The outlet pipe for control V, code 356993, is a dedicated piping component of the MAN L21/31 engine designed to convey the relevant operating medium away from the associated control valve or control arrangement in a controlled and reliable manner. Depending on the specific system configuration, the pipe may form part of a pneumatic, hydraulic, lubricating, fuel, or other auxiliary circuit and must maintain an unrestricted flow path while withstanding the applicable pressure, temperature, vibration, and mechanical stresses. Correct pipe geometry, secure connections, suitable material properties, clean internal passages, and reliable sealing at the connection points are essential for preventing leakage, pressure loss, flow restriction, and malfunction of the associated control system. During maintenance and overhaul, the outlet pipe should be inspected for cracking, corrosion, erosion, deformation, contamination, blockage, damaged connections, and signs of vibration-related fatigue or leakage. By ensuring dependable discharge or transfer of the operating medium from the associated control arrangement, the outlet pipe supports correct system response, stable control functions, operational safety, and the reliable long-term performance of the MAN L21/31 engine.