Cleaning and Replacing PEBB Fans

1. Switch off the inverter 
2. Open the INV(middle) section doors
3. Remove input busbars of PEBB
4. Remove the insulation support plates of the front side of PEBB
5. Remove the fan case in PEBB
6. Remove the fan from fan case
7. Cleaning or replacing the fans
8. Assemble the fan case, insulation support plates and input busbars
9. Close the INV doors
10. Switching on the inverter

Cleaning & Replacing the PEBB left fans

1. Switch off the inverter
2. Open the INV(middle) section doors
3. Remove input busbars of PEBB
4. Remove the fix bolts of PEBB
5. Pull the PEBB at the front
6. Remove the cover of the left side of PEBB
7. Remove the fan of the left side of PEBB
8. Cleaning or replacing the fans on the PEBB module
9. Assemble the fan and cover of PEBB
10. Push and Fix the PEBB
11. Assemble input busbars
12. Close the INV doors
13. Switching on the inverter