Huawei FusionModule1000A40 Maintenance Manual page 56

FusionModule1000A40 Prefabricated All-in-One
Data Center
Maintenance Guide
Alarm Alarm
Indicator Type
Name
Manual Fault
release fault alarm
Mode fault Fault
alarm
Release Fault
fault alarm
Issue 04 (2021-02-10)
Alarm System Action
Severity
Major
Major
Major
Copyright © Huawei Technologies Co., Ltd.
4 Common Faults and Troubleshooting Measures
Possible
Causes
If Manual
release is
faulty, the
Flooding Zone
Fault will also
appear on the
panel. The
cause is a short
circuit or open
circuit of the
external
connected
manual release
button.
If Mode is
faulty, the
Flooding Zone
Fault will also
appear on the
panel. The
cause is a short
circuit or open
circuit of the
external
manual/
automatic
transfer switch.
If Release is
faulty, the
Flooding Zone
Fault will also
appear on the
panel. The
cause is a short
circuit or open
circuit of the
external
pneumatic
switch.
Solution
49