Huawei NetCol5000-A050 - Parts Replacement; Replacing an Air Filter

Alarm
ID
Alarm Name Alar
m
Seve
rity
Possible Cause Solution
A292-4
0
Outdoor fan
drive alarm
MAJ
OR
The sampling
circuit of the
outdoor fan drive
is faulty.
1. Replace the outdoor
fan drive.
A292-1
0
Outdoor fan
drive alarm
MAJ
OR
1. The outdoor fan
three-phase loads
are imbalanced.
2. The outdoor fan
drive is faulty.
1. Check whether the
outdoor fan is faulty.
2. Replace the outdoor
fan drive.
A292-0
1
Outdoor fan
drive alarm
MAJ
OR
1. A major alarm
has been
generated for the
outdoor fan drive.
2. The outdoor fan
drive is faulty.
3. The outdoor fan
is faulty.
1. Clear the major
alarm for the fan drive.
2. Replace the outdoor
fan drive.
3. Replace the outdoor
fan.
A292-0
2
Outdoor fan
drive alarm
CRITI
CAL
1. The cables to
the outdoor fan
are loose or
damaged.
2. The outdoor fan
is faulty.
3. The outdoor fan
drive is faulty.
1. Check the cables to
the outdoor fan.
2. Maintain or replace
the outdoor fan.
3. Maintain or replace
the outdoor fan drive.
A293-0
2
Outdoor fan
power supply
abnormal
MAJ
OR
The power grid
voltage exceeds
the upper
threshold.
1. Power o the system
and check that the
power grid input
voltage meets the
specications.
A293-0
1
Outdoor fan
power supply
abnormal
MAJ
OR
1. A power grid
input cable is
loose.
2. The power grid
voltage is below
the lower
threshold.
3. The outdoor fan
drive is faulty.
1. Secure the power
grid input cable.
2. Power o the system
and check that the
power grid input
voltage meets the
specications.
3. Replace the outdoor
fan drive.
NetCol5000-A050 In-row Air Cooled Smart Cooling
Product
User Manual 9 Alarm Reference
Issue 08 (2021-09-17) Copyright © Huawei Technologies Co., Ltd. 238