Humidity Alarms - Huawei FusionModule 1000B Maintenance Manual

FusionModule1000B Air-Cooled IT Solution
Maintenance Guide
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5.5 Humidity Alarms

Fault
Category
Humidity
too high
Humidity
too low
Issue 02 (2017-01-10)
Air-cooled precision air conditioners include 20 kW and 35 kW models. When verifying
parameters, ensure that the initial configuration table of the correct model is obtained.
A high temperature may lead to fire or equipment damage. Therefore, a high temperature
alarm must be immediately handled as instructed by
Overtemperature. This section can be used as a reference only after the temperature
becomes normal.
Alar Symptom
m
Sever
ity
Gener The onsite humidity
al is normal.
The onsite humidity
is too high.
Inform The onsite humidity
ation is normal.
The onsite humidity
is too low.
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7.5 Emergency Operations for
Possible Troubleshooting
Cause
The T/H sensor Replace by following
is faulty. instructions in
Replacing a Polymer
T/H
The humidity Verify that the
threshold is not configured temperature
properly set. and humidity thresholds
are consistent with the
T/H sensor initial
configuration table in the
initial configuration
parameter manual.
The load ratio is Shut down some air
too low. conditioners.
The T/H sensor Replace by following
is faulty. instructions in
Replacing a Polymer
T/H
The humidity Verify that the
threshold is not configured temperature
properly set. and humidity thresholds
are consistent with the
T/H sensor initial
configuration table in the
initial configuration
parameter manual.
The Troubleshoot by
humidification following instructions in
function of air the air conditioner user
conditioners is manual.
abnormal.
5 Alarms and Faults
6.3.1
Sensor.
6.3.1
Sensor.
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