ECS carries out minor revisions at the customer location. Major overhauls at 60,000 hours or after a possible life extension (up to 75,000 hours, for example) are carried out in the ECS overhaul workshop. In its own overhaul workshop, ECS has 2,000 m2 workshop plus storage. All facilities, such as overhead cranes, washing machine, etc. are available in the workshop. Specialist activities, such as crankshaft operations, turbo and generator overhauls, are outsourced.