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NetCol8000-C(070-260) In-room Chilled Water Smart
Cooling Product
User Manual
6 System Operation and Maintenance
Issue 06 (2020-01-13)
Copyright © Huawei Technologies Co., Ltd.
214
Alarm ID
Alarm Name
Alarm
Severity
Impact
Possible
Cause
Solution
A120-01
Indoor fan 1
communication
failed
Major
An alarm is
triggered.
1.
The indoor
fan
communicati
ons cable is
loose or
damaged.
2.
The indoor
fan is faulty.
1.
Check the
communicati
ons cable
connection
to the indoor
fan.
2.
Maintain or
replace the
indoor fan.
Indoor fan 2
communication
failed
Major
An alarm is
triggered.
1.
The indoor
fan
communicati
ons cable is
loose or
damaged.
2.
The indoor
fan is faulty.
1.
Check the
communicati
ons cable
connection
to the indoor
fan.
2.
Maintain or
replace the
indoor fan.
Indoor fan 3
communication
failed
Major
An alarm is
triggered.
1.
The indoor
fan
communicati
ons cable is
loose or
damaged.
2.
The indoor
fan is faulty.
1.
Check the
communicati
ons cable
connection
to the indoor
fan.
2.
Maintain or
replace the
indoor fan.
Indoor fan 4
communication
failed
Major
An alarm is
triggered.
1.
The indoor
fan
communicati
ons cable is
loose or
damaged.
2.
The indoor
fan is faulty.
1.
Check the
communicati
ons cable
connection
to the indoor
fan.
2.
Maintain or
replace the
indoor fan.
A130-01
Humidifier
water inlet
solenoid valve
fault
Major
An alarm is
triggered, and
the humidifier is
shut down.
1.
The cables
to the water
inlet
solenoid
valve are
loose or
damaged.
2.
The water
inlet
solenoid
valve is
faulty.
1.
Check the
cables to the
water inlet
solenoid
valve.
2.
Replace the
water inlet
solenoid
valve.
A172-01
SPD & voltage
Major
N/A
1.
The
1.
Check the