FusionModule1000A20 Prefabricated All-in-One Data
Center
Maintenance Guide
3 Routine Maintenance
Issue 01 (2019-07-15)
Copyright © Huawei Technologies Co., Ltd.
26
Device
Operation
Check Standard
Maintenance Guide
Release smoke to the
furthest end of a
VESDA sampling pipe.
The VESDA generates an
alarm in 120s.
See documents delivered with the
VESDA.
The VESDA panel
displays an alarm.
See documents delivered with the
VESDA.
Check the VESDA
operation panel.
All indicators are normal.
See documents delivered with the
VESDA.
Check whether the
backup power is
working properly, and
whether the VESDA
restarts normally after
the mains powered is
disconnected.
The backup power is
working properly, and the
VESDA restarts normally
after the mains power is
disconnected.
See documents delivered with the
VESDA.
VESDA power
supply
Check the power
indicator.
The power indicator turns
on.
1.
Check the power cables.
2.
Replace the VESDA power
supply.
3.5.5 Other Systems
Table 3-15
Semi-annual maintenance checklist for other systems
Item
Method
Check Standard
Troubleshooting
Lights
Check whether the
lights can be switched
on normally.
The lights turn on
normally.
1.
If a light cannot be switched on, check
whether the light is securely installed and
in good contact with the light base.
2.
If a light is securely installed and in good
contact with the light base but fails to
turn on, replace the light.
Ventilation
vent air filter
Check whether the filter
is blocked.
The air filter is not
blocked.
If an air filter is slightly blocked, clean the
air filter and reinstall it. If more than 50% of
the meshes are blocked, replace the air filter.
Cable trays
inside pre-fab.
modules
Check whether the
cable trays are securely
connected without
damage or misshapen.
Cable trays are
properly installed,
and fasteners are
secure.
Secure cable trays that have become loose.
Cable trays,
screws, and nuts
are free from rust
or corrosion.
Repaint corroded cable trays, or replace
damaged and seriously corroded parts. For
details, see the installation guide for the
corresponding solution.
Cables
Check cable
connections.
Cables are
securely connected
without bare
terminals.
Secure terminal connections, and replace
terminals that do not meet requirements. For
details, see the installation guide for the
corresponding solution.