Huawei NetCol5000-A025 - Page 219

Al
ar
m
ID
Alarm
Name
Ala
rm
Sev
erit
y
Impact Possible Causes Solution
Water
overo
w
alarm
CRI
TIC
AL
Generates
an alarm
and shuts
down
humidicati
on
by
default (the
default
value of
Water
overow
alarm
action is
Humidicati
on stopped).
You can also
set Water
overow
alarm
action to
Shutdown,
Inactivity, or
Only indoor
fan running.
1. The water
overow sensor
detects water or
the sensor is
faulty.
2. The drainage
lter is blocked.
3. The drainpipe is
blocked.
4. The drain pump
is faulty.
5. The high liquid
level sensor is
faulty.
1. While conguring
the water overow
sensor, check and
clear the water
source, and
maintain or replace
the sensor.
2. Clear the foreign
matter in the water
pan and
lter.
3. Check that the
drainpipe is not
blocked or bent.
4. If the drain pump
is
congured, check
its cable
connections, clear
the foreign matter
in it, or replace it.
5. While
conguring
the high liquid
level sensor, check
its cable
connections, clear
the obstacles, or
replace it.
a2
8
0
Power
frequen
cy
abnorm
al
MA
JOR
Generates
an alarm
and shuts
down the
smart
cooling
product.
1. The power
supply frequency
exceeds the
upper/lower
threshold.
2. The SPD and
voltage
detection board
is faulty.
1. Check the power
supply frequency,
and ensure that it
is within the
working range.
2. Replace the SPD
and voltage
detection board.
NetCol5000-A025 In-row Air Cooled Smart Cooling
Product
User Manual (300 mm Width) 6 System Operation and Maintenance
Issue 15 (2020-12-10) Copyright © Huawei Technologies Co., Ltd. 209