Huawei NetCol8000-A045D - Page 264

Alarm ID Alarm Name Alarm
Severity
Possible Cause Solution
A296-01 EEV 1 low superheat
degree alarm
EEV 2 low superheat
degree alarm
Major ● The electronic
expansion valve
(EEV) coil is loose.
● The EEV coil is
faulty.
● The cables to the
EEV coil are loose
or damaged.
● The EEV is faulty.
1. Reinstall the EEV
coil.
2. Replace the EEV
coil.
3. Check and maintain
the cables to the
EEV coil.
4. Replace the EEV.
A296-02 EEV 1 low superheat
degree alarm
EEV 2 low superheat
degree alarm
Critical ● The electronic
expansion valve
(EEV) coil is loose.
● The EEV coil is
faulty.
● The cables to the
EEV coil are loose
or damaged.
● The EEV is faulty.
1. Reinstall the EEV
coil.
2. Replace the EEV
coil.
3. Check and maintain
the cables to the
EEV coil.
4. Replace the EEV.
A30C-01
A30C-02
A30C-04
Certicate is about to
expire
Warning ● The corresponding
certicate is about
to expire.
● The system time is
incorrectly set.
1. Apply for a new
certicate promptly
and update the
existing one.
2. Calibrate the
system time.
A30D-01 Certicate is not in
eect
Warning ● The installed
certicate does not
take eect.
● The connection of
the corresponding
certicate server is
abnormal.
● The corresponding
certicate is not
within the validity
period.
1. Ensure that the
certicate is
correctly installed.
2. Ensure that the
connection of the
certicate server is
normal.
3. Ensure that the
installed
certicate
is within the
validity period.
A30E-01
A30E-02
A30E-04
Certicate has expired Warning ● The corresponding
certicate has
expired.
● The system time is
incorrectly set.
1. Apply for a new
certicate promptly
and update the
existing one.
2. Calibrate the
system time.
NetCol8000-A(045, 055, 060, 090, 120) In-room Air
Cooled Smart Cooling Product
User Manual 10 Alarm Reference
Issue 05 (2020-10-10) Copyright © Huawei Technologies Co., Ltd. 254