Routine Maintenance - Huawei New Main Way 2.0 User Manual

New Main Way 2.0
User Manual
Item
PWR indicator
on the
monitoring
board
Alarm indicator
on the general
input unit
Operating status
of the surge
protection
module
Connections of
input and output
power cables
Appearance of
power
distribution
components
Issue 05 (2020-10-15)
Interval Operation
Guide
Monthly Observe the
brightness of
each indicator.
Monthly Observe the
brightness of the
indicator when a
fault occurs in
the system.
Monthly Check the status
of the indicator
and miniature
circuit breaker
(MCB) of the
surge protection
module.
Monthly Visual
observation
Quarterly Visual
observation
Copyright © Huawei Technologies Co., Ltd.
5

Routine Maintenance

Reference
Standard
The PWR indicator
is on.
The indicator is on.
● The surge
protection
module
indicator is
steady green.
● The MCB is
switched on.
● Cables are
intact.
● The terminals
are secure and
free from spark
signs and rust.
The appearance is
intact.
5 Routine Maintenance
Troubleshooting
If the indicator is off or
dim, replace the
monitoring board.
If the indicator is off or
dim when a fault occurs,
replace the monitoring
board.
● Replace the surge
protection module if
its indicator is red.
● If the MCB is switched
off, switch it on.
Take measures depending
on the severity.
Take measures depending
on the severity.
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