| ※ 2-ST engine routine overhaul / Trouble-shooting / Retrofit | |
| ※ Electronic control engine, Gas engine routine overhaul / Trouble-shooting | |
| ※ F.O. Pump overhaul | |
| ※ Alpha / HJ lubricator overhaul /Trouble-shooting | |
| ※ Maneuvering and pneumatic system overhaul | |
| ※ Main starting valve / Air distributor overhaul | |
| ※ 4-ST medium and high speed engine routine overhaul / Trouble-shooting | |
| ※ Turbocharger major overhaul / Trouble-shooting | |
| ※ Turbocharger major overhaul / Trouble-shooting | |
