NetCol8000-A013 In-room Air Cooled Smart Cooling
Product
User Manual (800 mm Width)
5 System Operation and Maintenance
Issue 05 (2019-12-20)
Copyright © Huawei Technologies Co., Ltd.
91
Alarm
ID
Alarm Name System
Action
Possible Causes
Solution
needs to be
manually
cleared.)
502
Wet Film
Humid
Replace Alarm
--
The runtime of the humidifier
wet film exceeds the preset
threshold.
Replace the humidifier wet film
and clear the cumulative
runtime.
503
Humid Pump
Run Timeout
Alarm
--
The runtime of the humidifier
pump exceeds the preset
threshold.
Replace the humidifier pump
and clear the cumulative
runtime.
504
Humid Power
Abnormal
Alarm
The
humidificatio
n system is
shut down.
1.
The power module of the
humidifier is faulty.
2.
The humidifier power cable
is not properly connected.
3.
The humidifier power plug
is loose.
4.
The selected model is
incorrect.
1.
Replace the power module
of the humidifier.
2.
Replace the humidifier
power cable.
3.
Secure the plug.
4.
Check that the selected
model is correct.
505
Water Supply
Abnormal
Alarm
The
humidificatio
n system is
shut down.
(The alarm
needs to be
manually
cleared.)
1.
The water inlet pipe is loose.
2.
The water supply pressure is
insufficient.
3.
The water inlet pipe is
blocked.
4.
The water inlet solenoid
valve is blocked or faulty.
5.
The indoor unit is tilted
seriously.
6.
The chassis of the water
tank leaks.
1.
Check and reconnect the
water inlet pipe.
2.
Check and increase the
water supply pressure.
3.
Check and dredge the water
inlet pipe.
4.
Replace the water inlet
solenoid valve.
5.
Adjust the indoor unit to be
horizontal.
6.
Check and replace the water
tank.
506
Water Full
Alarm
Turn off all
1.
The drainpipe or water tank
is blocked.
2.
The installation position of
the drainpipe is too high or
the installation position of
the indoor unit is too low.
3.
The high liquid level switch
is faulty.
1.
Check and dredge the
drainpipe and water tank.
2.
Adjust the installation
position of the drainpipe or
indoor unit.
3.
Replace the high liquid level
switch.
601
OutFan1 Run
Timeout
Alarm
--
The runtime of outdoor fan 1
exceeds the preset threshold.
Replace outdoor fan 1 and clear
the cumulative runtime.
602
OutFan2 Run
Timeout
Alarm
--
The runtime of outdoor fan 2
exceeds the preset threshold.
Replace outdoor fan 2 and clear
the cumulative runtime.
604
OutFan Drive
Lock Alarm
The
compressor
shuts down.
The outdoor fan fault is
triggered multiple times within
Refer to the solution to the
outdoor fan fault.