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Drain Abnormal Alarm Troubleshooting

Publication Date:  2018-09-29 Views:  105 Downloads:  0
Issue Description

FusionModule2000

There are seven ACs in RCY Modular DC, four have drain abnormal alarms.


Alarm Information

[Major ]Drain abnormal 

Handling Process

1.check the real level of water in water plate.


2.  check low level float and high level float state in the water plate, found that the sheet iron which used to protect the water level float during transport was still there.



Root Cause

The sheet iron make the sheet iron cannot move based on water level.

Mistakenly, Our team didn’t remove the Protection steel, it was forgotten totally and Also Huawei Supervisor didn’t notice it


Solution

After remove all the 7 sheet irons ,the issue were solved and alarms disappeared automatically .


Suggestions

All Huawei engineers / supervisors will be much careful in the future.to avoid such mistake or any mistake happen again.

END