Huawei NetCol5000-A050 - Page 214

Alarm
ID
Alarm Name Alar
m
Seve
rity
Possible Cause Solution
A089-0
1
Compressor
drive speed
limit alarm
MAJ
OR
1. The compressor
lacks oil.
2. The refrigerant
leaks.
1. Fill oil to the
compressor.
2. Identify and repair
the leaking point, and
rell refrigerant after
maintenance.
A093-0
1
High humidity
alarm
WAR
NIN
G
1. The thermal
load power is low.
2. The ambient
humidity exceeds
the upper
threshold.
3. The
temperature and
humidity sensor is
not installed in a
proper position.
4. The high
humidity alarm
threshold is
inappropriate.
5. The value
detected by the
temperature and
humidity sensor is
dierent from the
actual value.
1. Contact Huawei
technical support.
2. Measure the ambient
humidity.
3. Adjust the position of
the temperature and
humidity sensor.
4. Adjust the high
humidity alarm
threshold.
5. Calibrate or replace
the temperature and
humidity sensors.
NetCol5000-A050 In-row Air Cooled Smart Cooling
Product
User Manual 9 Alarm Reference
Issue 08 (2021-09-17) Copyright © Huawei Technologies Co., Ltd. 204