Huawei FusionModule1000A20 Maintenance Manual page 62

FusionModule1000A20 Prefabricated All-in-One
Data Center
Maintenance Guide
Device
Extinguish
ant abort
button
Horn
strobe
ASD
Issue 03 (2022-12-15)
Operation
1. After the
manual gas
release button
is pressed on
the
extinguishant
control panel,
the gas
release
countdown
starts. Then,
press the
extinguishant
abort button.
2. Reset the
extinguishant
abort button
by rotating it
counterclockw
ise.
Press the manual
gas release
button on the
extinguishant
control panel.
Check the ASD
sampling pipes.
Remove or block
a sampling pipe.
Release smoke
to the furthest
end of an ASD
sampling pipe.
Check the ASD
operation panel.
Copyright © Huawei Digital Power Technologies Co., Ltd.
Check Standard
1. After the
extinguishant
abort button is
pressed, the gas
release
countdown
stops.
2. After the
extinguishant
abort button is
reset, the gas
release
countdown
starts from zero
again.
The horn strobe
generates shrill
alarm sound and
flashing signals
after the
countdown ends.
The supports and
connectors of the
sampling pipes are
securely
connected.
An alarm is
generated.
The ASD generates
an alarm in 120s.
The ASD panel
displays an alarm.
All indicators are
normal.
4 Routine Maintenance
Maintenance Guide
Replace the extinguishant
abort button.
Replace the horn strobe.
Replace damaged
sampling pipes, and apply
glue where pipes are not
well sealed.
See documents delivered
with the ASD.
See documents delivered
with the ASD.
See documents delivered
with the ASD.
See documents delivered
with the ASD.
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