Maintenance and Modifications
StandardAero Improves R-R M250 Warm Engine Starting
Overhauled HMU improves performance by lowering starting temperatures.

StandardAero has introduced a new custom solution for operators of Rolls-Royce M250-C47 engines to improve starting performance by lowering starting temperatures on engines that are experiencing warm starting conditions. The solution, a custom overhauled hydromechanical unit (HMU), was designed by StandardAero engineers to optimize the performance of M250-C47 engines.