FusionModule1000A40 IT Solution
Maintenance Guide (2016.05, AI Version)
4 Alarms and Faults
Issue 04 (2018-01-05)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
63
Fault
Category
Alarm
Severity
Symptom
Possible
Cause
Troubleshooti
ng
The compressor
starts and stops
at short
intervals.
Troubleshoot
by following
instructions in
NetCol5000-A
20 kW
Air-Cooled
In-Row
Precision Air
Conditioner
User Manual
,
and check
whether the
abnormality
disappears.
The compressor
suffers from
slugging.
Contact Huawei
technical
support.
Major
An indoor fan
does not work.
A fan fault
alarm is
generated.
Check whether
a fan fault
alarm is
generated. If
yes,
troubleshoot by
following
instructions in
NetCol5000-A
20 kW
Air-Cooled
In-Row
Precision Air
Conditioner
User Manual
.