Audible And Visual Alarm Fault - Huawei IDS1000 User Manual

IDS1000 Container Data Center
User Manual
If no, go to
Step 3 Check the connection between the gas release indicator and the controller.
Use a multimeter to check whether there is any short circuit or open circuit.
Y => Rectify the connection fault.
Check whether the fault is rectified.
If yes, no further action is required.
If no, contact Huawei technical support.
N => Contact Huawei technical support.
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6.4 Audible and Visual Alarm Fault

Possible Causes
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Tools and Materials
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Procedure
Step 1 Check the power supply to the audible and visual alarm.
Trigger a smoke alarm and a temperature alarm when the cable is removed from the solenoid
valve, and observe whether audible and visual alarms are generated. Use a multimeter to
measure the DC24V+ and GND terminals of the audible and visual alarm, and check whether
the voltage is within normal range.
Y => Go to
N => Regulate the voltage to a normal value.
Check whether the fault is rectified.
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Step 2 Replace the audible and visual alarm.
Check whether the fault is rectified.
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Issue 01 (2014-3-15)
Step 3.
The power supply to the audible and visual alarm is abnormal.
The audible and visual alarm is faulty.
The cable connection of the audible and visual alarm is abnormal.
Multimeter
Screwdriver
Step ladder
Step 2.
If yes, no further action is required.
If no, go to Step 2.
If yes, no further action is required.
If no, go to Step 3.
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