Huawei NetCol5000-C Series User Manual page 127

NetCol5000-C(065, 080) In-row Chilled Water Smart
Cooling Product
User Manual
Alarm Alarm Name
ID
a105 Indoor fan
failure alarm
a108 Cold aisle
temperature
invalid
a109 Cold aisle 1
humidity
invalid
a110 Cold aisle 1
temperature
and humidity
Issue 07 (2020-03-16)
Alarm Impact
Severity
cooling product
system.
Critical Generates an
alarm
Major Generates an
alarm
Major Generates an
alarm
Major Generates an
alarm
Copyright © Huawei Technologies Co., Ltd.
6 System Operation and Maintenance
Possible Cause
2. The drainage filter is
blocked.
3. The drainpipe is
blocked.
4. (Optional) The
condensate water pump
is faulty.
5. The high liquid level
sensor is faulty.
1. The indoor fan is
faulty.
2. The cables to the
indoor fan are loose or
damaged.
3. The power supply to
the indoor fan is
abnormal.
1. The cables to the
temperature and
humidity sensor are
loose or damaged.
2. The temperature and
humidity sensor is
faulty.
1. The cables to the
temperature and
humidity sensor are
loose or damaged.
2. The temperature and
humidity sensor is
faulty.
1. The cables to the
temperature and
humidity sensor are
Solution
clear the water source,
and maintain or
replace the sensor.
2. Clear the foreign
matter in the water
pan and filter.
3. Check that the
drainpipe is not
blocked or bent.
4. (Optional) While
configuring the
condensate water
pump, check its cable
connections, clear the
foreign matter in it, or
replace it.
5. While configuring
the high liquid level
sensor, check its cable
connections, clear the
obstacles, or replace
it.
1. Maintain or replace
the indoor fan.
2. Check the cables to
the indoor fan.
3. Check the power
supply to the indoor
fan.
1. Check the cables to
the temperature and
humidity sensor.
2. Maintain or replace
the temperature and
humidity sensor.
1. Check the cables to
the temperature and
humidity sensor.
2. Maintain or replace
the temperature and
humidity sensor.
1. Check the cables to
the temperature and
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