Huawei NetCol5000-A User Manual page 182

NetCol5000-A(025, 035) In-row Air Cooled Smart
Cooling Product
User Manual (600 mm)
Alar Alarm
Alarm
m Severit
ID y
a076 Humidi Major
fier
alarm
a077 Indoor Critical
fan 1
fault
Indoor
fan 2
fault
Full
a078 Critical
water
Issue 13 (2019-01-15)
Default
Impact
Value
N/A The alarm
is
generated
, and the
humidific
ation
operation
stops.
N/A The alarm
is
generated
. Can not
start the
compress
or,
humidifie
r, and
electric
heater.
The alarm
N/A
is
generated
, and the
system
shuts
down.
Copyright © Huawei Technologies Co., Ltd.
6 System Operation and Maintenance
Possible Cause
1. Water of the humidifier
is insufficient.
2. The humidifier is
faulty.
3. The cables to the
humidifier are loose or
damaged.
1. The power supply to the
indoor fan is abnormal.
2. The cables to the indoor
fan are loose or
damaged.
3. The indoor fan is faulty.
1. The cables to the high
float are loose or
damaged.
2. The high float is faulty
or stuck.
3. The cond pump is
faulty, or the drainage
capacity decreases if
configured.
4. The drainpipe of the
cond pump is blocked if
the cond pump is
configured.
5. The internal drainpipe
or the pipeline is
blocked if no cond
pump is configured.
Solution
1. Solve the water
insufficiency problem.
2. Maintain or replace the
humidifier and tap
Maint > Performance
Maint to clear the
humidifier total
runtime.
3. Check the cables to the
humidifier.
Power off the entire
system and then power it
on.
1. Check the power
supply to the indoor
fan.
2. Check the cables to the
indoor fan.
3. Maintain or replace the
indoor fan.
1. Check the cables to the
high float.
2. Maintain or replace the
high float or clear the
obstacles.
3. Maintain or replace the
cond pump.
4. Clear the obstacles in
the drainpipe of the
cond pump.
5. Clear the internal
drainpipe.
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