IDS1000-A Air-Cooled Container Data Center
All-in-One Maintenance Guide
4 Alarms and Faults
Issue 01 (2016-01-10)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
66
Fault
Category
Alarm
Severity
Symptom
Possible
Cause
Troubleshooting
Major
The compressor
exhaust temperature
is too high.
The refrigerant
loop or
component is
blocked.
Clean up foreign matter
from the refrigerant
loop.
The outdoor
unit is not
properly
installed.
Properly install the
outdoor units. Do not
expose them to direct
sunshine, and verify
that the distances meet
requirements in the
installation manual.
Air enters the
refrigerant
loop.
Exhaust air and repair
the pipeline.
Heat
dissipation is
poor because
the condenser
is dirty or
blocked.
Clean the condenser
fins.
The outdoor
fan fails.
Check whether the
outdoor fan is working
properly.
The refrigerant
is insufficient.
Fill more refrigerant.
Major
The indoor fan fails
to start.
The main
circuit breaker
or indoor fan
circuit breaker
is
disconnected.
Check the status of
circuit breakers.
The indoor fan
contactor does
not work
properly.
Check whether the main
board sends signals to
the indoor fan contactor
and whether the
contactor is damaged.
The indoor fan
is damaged.
Replace the indoor fan
by following
instructions in the
Replacing an Indoor
Fan
section in the air
conditioner user
manual.