Routine Maintenance For The Hydrogen Detection System - Huawei iManager NetEco 6000 Device Installation And Commissioning Manual

iManager NetEco 6000
Device Installation and Commissioning Guide
Item
Smoke
detector
indicator
Smoke
detector
availability

7.1.1.4 Routine Maintenance for the Hydrogen Detection System

Table 7-4 Routine maintenance for the hydrogen detection system
Item
Check whether
the hydrogen
collector has
generated
alarms.
Issue 03 (2019-03-10)
Mainte Method
nance
Interva
l
Monthl Observe and
y check whether
the indicator on
the smoke
detector is
normal.
Monthl Use a dedicated
y test instrument
or a smoke
generator to test
the smoke
detector. Blow
smoke to the
smoke detector
probe and
observe the
indicator status.
You are advised to clean the smoke detectors every two years.
Maintena
nce
Frequenc
y
Monthly
Copyright © Huawei Technologies Co., Ltd.
Expected
Result
The indicator
blinks once
every 6 seconds.
(The interval
varies with
sensors. See the
product
instructions.)

If the smoke
density is
below the
alarm
threshold,
the alarm
indicator
blinks once
every 6
seconds.
 If the smoke
density
exceeds the
alarm
threshold,
the alarm
indicator is
steady on.
Expected Result
The hydrogen
collector is working
properly, and no
alarm is generated.
7 Device Maintenance
Exception Handling
If the indicator blinks twice
every 6 seconds or does not
blink, the smoke detector is
faulty or the cables are not
properly connected. Check
the cables or replace the
smoke detector.

If the smoke density is
below the alarm
threshold but the alarm
indicator blinks twice
every 6 seconds, the
smoke detector is
faulty. Replace the
smoke detector.
 If the smoke density
exceeds the alarm
threshold but the alarm
indicator is not steady
on, replace the smoke
detector.
Exception Handling
Troubleshoot by following
instructions in documents
delivered with the hydrogen
collector.
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