Maintenance & Troubleshooting
Vertiv | Liebert CRD10 | User Manual 95
the rotating speed is abnormal, the unit will ideally generate an EC fan fault alarm.
If one of fans break down, you can repair or replace it by taking it off from the unit. Because all fans of the
unit are equipped independently. Following are the procedures to replace the fan:
1.
Shut off all power to the unit by closing the main disconnect switch on the electrical panel.
2.
Open the front door of the unit.
3.
Unscrew the fan, take it out from fixed frame.
Figure 7-2 Removal the Fan
4.
Remove other fans using the same way.
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