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No. Operation
Troubleshooting
Period
Result
16
Use a high-precision
humidity and
temperature sensor
to calibrate the
humidity and
temperature sensors
inside and outside
the cabinet.
If the temperature
deviation is greater than
1°C or humidity deviation is
greater than 5%, calibrate
or replace the humidity and
temperature sensor.
Semi-
annual
□Passed
□Failed
17
The heat exchanger
fins are not pushed
down.
Use a fin brush to organize
the fins that are pushed
down.
Semi-
annual
□Passed
□Failed
18
Check that the
thermal insulation
foam on the chilled
water pipe is intact.
Rewrap the thermal
insulation foam.
Semi-
annual
□Passed
□Failed
19
Check that the pipe
support is intact and
securely installed.
Secure the base.
Semi-
annual
□Passed
□Failed
20
Check that pipes do
not leak.
Close the water inlet stop
valve and repair leaks.
Semi-
annual
□Passed
□Failed
21
Check that the smart
cooling product
drainpipe is free from
leaks and blockages.
If the drainpipe leaks, repair
the leaks. If the drainpipe is
blocked, clear the blockage
inside the pipe.
Semi-
annual
□Passed
□Failed
6.2 Alarm References
Table 6-2 Alarm list
Alar
m ID
Alarm
Name
Alarm
Severi
ty
Possible Cause
Solution
A001
Return air 1
temperature
sensor fault
MAJO
R
1. The cables to the
temperature sensor
are loose or
damaged.
2. The temperature
sensor is faulty.
1. Check the cables to
the temperature sensor.
2. Maintain or replace
the temperature sensor.
Supply air 1
temperature
sensor fault
Supply air 2
temperature
sensor fault
NetCol5000-C(030, 032, 065) In-row Chilled Water
Smart Cooling Product
User Manual (2019)
6 System Operation and Maintenance
Issue 03 (2020-08-30)
Copyright © Huawei Technologies Co., Ltd.
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