1. Host and gearbox overhaul
2. Butter added for the motor bearing
3. Check or replace the coupling.
4. Clean and maintenance air cooler
5. The cleaning and maintenance of oil cooler
6. Check or replace the check valve
7. Check or replace pressure relief valve
8. Clean moisture separator
9. Replace the lubricant
10.Clean each radiating surface
11. Check the electrical components work’s condition
12. Check the protection functions and set points
13. Check or replace each line
14. Check the electrical components in contact situations.