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FusionModule1000A40 IT Solution
Maintenance Guide (2016.05, AI Version)
3 Maintenance
Issue 04 (2018-01-05)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
14
Device
Operation
Check
Standard
Troubleshooting
Fire
extinguishe
r
Check the
appearance of the
fire cylinder,
electromagnetic
valve, pipeline, and
nozzle.
All devices of
the fire
extinguisher
are intact, free
from
deformation
and
mechanical
damage.
Replace the fire cylinder. For details
about how to replace other devices,
contact Huawei technical support.
All devices of
the fire
extinguisher
are free from
rust on the
exterior, and
the coating is
intact.
Repaint.
The lead seal
and safety
signs on
hand-operated
devices are
intact.
Replace the electromagnetic valve.
Read the pressure
shown on the
pressure gauge.
The pressure
pointer is in
the green zone.
Ask a local maintenance engineer to
check whether the fire cylinder
leaks extinguishant. If leakage
occurs, the maintenance engineer
asks the fire extinguisher
manufacturer to recharge the
extinguishant.
Emergency
light
Press
TEST
on the
emergency light
panel.
The
emergency
light turns on
when you
press
TEST
.
1.
Check whether the voltage of the
input power supply is normal,
and rectify any cable connection
fault identified.
2.
Replace the emergency light If
the input power supply is
normal.
Check the power
indicator.
The power
indicator is
steady green,
and the fault
indicator is off.
Replace the emergency light.