Troubleshooting - Huawei NetCol5000-A050 User Manual

NetCol5000-A050 In-row Air Cooled Smart Cooling
Product
User Manual
Certain circuits in the smart cooling product have lethal voltages. Only
professional technicians are allowed to perform maintenance.
● Exercise caution during live-line troubleshooting.
● If jumpers are used for troubleshooting, remove them after troubleshooting.
Connected jumpers may affect control functions and damage equipment.
Table 10-1
Table 10-1 Troubleshooting
Symptom
The unit
generates
abnormal
voice.
The
compressor
does not
work.
Issue 08 (2021-09-17)
CA UTION
NO TICE
describes how to troubleshoot the NetCol5000-A.
Possible Cause
The compressor, fan, or pipes
are loose.
The high-pressure switch
reacts.
Circuit breakers, fuses, or
cables are disconnected.
A compressor motor is
damaged.
A compressor does not need
to start.
Copyright © Huawei Technologies Co., Ltd.
10

Troubleshooting

Solution
Check the fixing structure and
ensure that all components are
securely installed.
Check the high-pressure switch
status.
Check the main circuit breaker,
compressor circuit breakers,
fuses, and cables.
Replace the motor.
Check the requirement status on
the display module.
10 Troubleshooting
243