Fire Extinguishing System (Standard) - Huawei FusionModule1000A40 ICT Solution Maintenance Manual

FusionModule1000A40 ICT Solution
Maintenance Guide
Check
Item
Water
sensor
(point type)
Hydrogen
exhaust fan

3.7.4 Fire Extinguishing System (Standard)




Table 3-17 Semi-annual maintenance checklist for the fire extinguishing system
Device
Issue 01 (2019-03-05)
Operation
Dip the water
sensor into
water, and
view alarms
in the
management
system.
Check the
hydrogen
exhaust fan.
Semi-annual maintenance of the fire extinguishing system involves system commissioning.
Before the maintenance, inform the related administrative departments that the fire
extinguishing system will be maintained and stop working.
Before the maintenance, disconnect all cables to fire cylinder electromagnetic valves to
avoid extinguishant release and damage to equipment due to misoperations.
After the maintenance, reconnect the cables to fire cylinder electromagnetic valves and
inform the administrative departments that the fire extinguishing system has resumed.
Operation
Copyright © Huawei Technologies Co., Ltd.
Check Standard
An alarm is
generated on the
ECC800 WebUI.
The fan is clean.
The hydrogen
exhaust fan is
working properly.
Check
Standard
3 Routine Maintenance
Troubleshooting
If no alarm is generated, replace by
following instructions in 4.3.10
Replacing a Water Sensor (Point
Type).
Clean the fan.

Check and reconnect cables to
the hydrogen exhaust fan.

If the fault persists, contact
Huawei technical support and ask
the hydrogen exhaust fan to be
replaced.
Troubleshooting
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