Huawei FusionModule 1000B Maintenance Manual page 83

FusionModule1000B Air-Cooled IT Solution
Maintenance Guide
Fault
Category
Issue 02 (2017-01-10)
Alar Symptom
m
Sever
ity
Major Water overflows.
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Possible Troubleshooting
Cause
 If the power supply is
normal, the indoor
fan is faulty. Replace
by following
instructions in
Replacing the
Indoor Fan in the air
conditioner user
manual, and check
whether the
abnormality
disappears.
 If the power supply is
abnormal:
1. Check whether the
2. Open the front
The drainpipe is Verify that the drainpipe
not properly is connected.
connected.
A float switch is Check the float cables,
faulty. and check whether the
float is damaged or not
flexible. If the float is
damaged or jammed,
adjust the float or replace
it by following
instructions in Replacing
the Float in the air
conditioner user manual.
The water inlet Check whether the water
pipe leaks. inlet pipe leaks. If yes,
5 Alarms and Faults
QF4 switch on the
power subrack is
turned on. If yes,
go to the next
step.
door, and check
whether the fan
fuse at the bottom
is blown (fuses
FU9-FU16 from
the top to the
bottom are for
fans 1-8
respectively). If a
fuse is blown,
replace it.
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