FusionModule1000B Air-Cooled IT Solution
Maintenance Guide
4 Routine Maintenance
Issue 02 (2017-01-10)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
54
Item
Method
Expected
Result
Troubleshooting
the cables
(the cables
works only
a very short
time under
overload
situations).
The bend
radius of
cables
meets
requirement
s.
The cable
armor is
intact.
4.6 Annual Maintenance
Table 4-21
Annual maintenance checklist
Categ
ory
Item
Method
Expected Result Troubleshooting
Power
supply
and
distribu
tion
system
PDC
Check whether
there is dust on
the PDC panels.
There is no dust
on the surface.
Clean the dust.
UPS5000-
E
Check the power
cables and
terminal
connections
(between the
UPS and the
PDC).
Cables and
terminals are free
from deterioration,
damage, spark
signs, and loose
contacts.
Replace cables or secure
output terminals.
UPS5000-
E battery
Check whether
the equalized
charging voltage
and float
charging voltage
of a battery are
normal.
Equalized
charging
voltage: 2.35
V/cell ± 0.02
V/cell.
Float charging
voltage: 2.25
V/cell ± 0.02
V/cell.
If the charging voltage of
a battery exceeds the
specifications
requirement, perform a
complete forcible
equalized charging for the
battery, and check again
whether the voltage is
normal.
Coolin
g
20 kW &
35 kW
Use a precision
T/H sensor to
The temperature
difference is less
Calibrate the T/H sensor
by following instructions