Huawei SmartLi - Replacing the Battery Management Module; Replacing the Battery Module

SmartLi
User Manual
8 Replacing Parts
Issue 04 (2019-09-16)
Copyright © Huawei Technologies Co., Ltd.
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8.2 Replacing the Battery Management Module
Prerequisites

Tools: Phillips screwdriver, key to the cabinet door

Materials: a new and intact battery management module

The SmartLi is not discharging.
Before the replacement, ensure that the load services are not affected or obtain written consent
from the customer.
Procedure
Step 1 Turn off the battery circuit breaker. Press and hold down the POWER ON/OFF button on the
battery management module for more than 5s to power off the cabinet.
Step 2 Turn off the ready switch on the battery management module.
Step 3 Remove the bolts that secure the battery management module and pull out the battery
management module.
Step 4 Install the new battery management module and secure it.
Step 5 Turn on the ready switch on the battery management module.
Step 6 Press and hold the POWER ON/OFF button on the battery management module for more than
2s. The green indicator of the battery management module blinks at 4 Hz.
If the Version incompatible alarm is generated, you need to upgrade the version before
turning on the battery circuit breaker.
Step 7 After the green indicator of the battery management module blinks at 10 Hz, turn on the
battery circuit breaker on the SmartLi.
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8.3 Replacing the Battery Module
Prerequisites

Tools: Phillips screwdriver, insulated socket wrench, insulation gloves, key to the cabinet
door