Huawei NetCol5000-C Series User Manual page 148

NetCol5000-C(065, 080) In-row Chilled Water Smart
Cooling Product
User Manual
Alarm
ID
A079-01
A080-01
A090-01
A091-01
Issue 07 (2020-03-16)
Alarm Alarm
Name Severit
y
Indoor fan Major
11 fault
Indoor fan Major
12 fault
Drain Major
abnormal
alarm
Chilled Warnin
water g
valve
exceed
runtime
alarm
Drain Warnin
pump g
exceed
runtime
alarm
Cold aisle Warnin
Copyright © Huawei Technologies Co., Ltd.
6 System Operation and Maintenance
Impact Possible Cause
1. The cables to the
An
indoor fan are
alarm is
loose or
triggere
damaged.
d.
2. The indoor fan is
faulty.
1. The cables to the
An
indoor fan are
alarm is
loose or
triggere
damaged.
d.
2. The indoor fan is
faulty.
1. The drainage
An
filter is blocked.
alarm is
triggere 2. The drainpipe is
d, and blocked.
the
3. The condensate
humidif
water pump is
ier is
faulty.
shut
4. The low liquid
down.
level sensor is
faulty.
An The accumulated
alarm is runtime of the
triggere chilled water valve
d. exceeds the alarm
threshold.
An The water pump
alarm is runtime exceeds the
threshold.
triggere
d.
1. The temperature
An
sensors or
Solution
1. Check the cables
to the indoor fan.
2. Maintain or
replace the
indoor fan.
1. Check the cables
to the indoor fan.
2. Maintain or
replace the
indoor fan.
1. Clear the foreign
matter in the
water pan and
filter.
2. Check that the
drainpipe is not
blocked or bent.
3. Check the cables
to the condensate
water pump,
clear the foreign
matter in the
water pump, or
replace the
pump.
4. Check the cables
to the low liquid
level sensor,
clear the
obstacles, or
replace the low
liquid level
sensor.
Maintain or replace
the chilled water
valve and clear the
accumulated
runtime.
Maintain or replace
the water pump and
clear the
accumulated
runtime.
1. Adjust the
positions of the
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