Huawei FusionModule800 Maintenance Manual page 16

FusionModule800 Smart Small Data Center
Maintenance Guide
Component
Air conditioner
Issue 02 (2016-11-15)
Alarm Name Alarm
Severity
Return-air HT Critical
Floor water Critical
overflow
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
3 Alarm References
Possible Measures
Cause
1. The thermal 1. Add air
load power conditioners
is high or .
the cooling
2. Check
capacity is
whether
insufficient.
other causes
2. The return exist if the
air alarm is not
temperature cleared in a
is higher long period
than the after startup.
upper
3. Measure the
threshold
ambient
during
temperature.
startup.
4. Adjust the
3. The ambient
return air
temperature
high
exceeds the
temperature
upper
alarm
threshold.
threshold.
4. The return
5. Calibrate or
air high
replace the
temperature
temperature
alarm
sensor.
threshold is
inappropriat
e.
5. The
temperature
displayed on
the LCD is
different
from the
actual
temperature.
1. There is 1. Check and
water on the clear the
floor. water from
the water
2. The
pan.
overflow
detection 2. Maintain or
board is replace the
faulty. overflow
detection
board.
10