Huawei FusionModule1000A20 Maintenance Manual page 28

FusionModule1000A20 CT Solution
Maintenance Guide
Maintenance Item
(Optional)
Low-temperature
component
Hydrogen exhaust
fan
Air vent air filter
Issue 01 (2019-02-25)
Operation
Electric heater
Low-temperature
component
Check whether the
hydrogen exhaust
fan has stopped
working, is not
rotating smoothly,
loosen, or deformed
using a flashlight.
Check whether the
hydrogen exhaust
fan is blocked.
Check whether the
air vent air filters are
blocked.
Copyright © Huawei Technologies Co., Ltd.
Check Standard
No oil stain exists
on the external air
intake and exhaust
copper pipes
(welding points) of
the compressor.
The compressor
generates no
abnormal sound
during operation,
such as metal
friction sound and
harsh noises.
The electric heater
surface is free from
foreign matter.
The electric heater
surface is free from
rust.
The low-temperature
component is intact.
The hydrogen fan is
secure, working
properly, and not
deformed.
The hydrogen
exhaust fan is not
blocked.
Air vent air filters
are not blocked and
working properly.
3 Routine Maintenance
Troubleshooting
Clean the oil stains.
For details, contact
Huawei technical
support.
Remove foreign
matter.
For details, contact
Huawei technical
support.
Replace by
following
instructions in 5.2.2
(Optional)
Replacing a
Low-Temperature
Component.
Replace by
following
instructions in 5.2.4
Replacing a
Hydrogen Exhaust
Fan.
Clear foreign matter.
Replace by
following
instructions in 5.2.3
Replacing an Air
Vent Air Filter.
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