Troubleshooting - Huawei NetCol8000-E220 User Manual

NetCol8000-E220 Modular Indirect Evaporative Cooling
System
User Manual
Figure 6-2 Opening the exhaust plug of the water pump

6.3 Troubleshooting

Fan
If any of the following exceptions occurs during the operation of the fan, shut down the fan:
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Cut off the power supply during maintenance to ensure safety.
Table 6-5 Fan troubleshooting
Fault
Type
Fan not
rotating
Issue 02 (2019-10-10)
The motor current exceeds the rated value on the nameplate.
The fan generates abnormal noise.
Great vibration occurs.
The temperature rise of the motor is too high.
One of the fans is faulty.
Possible Cause
Check whether the power
supply voltage meets the
requirements.
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6 System Operation and Maintenance
Solution
Check the power supply voltage.
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