PowerCube 5000
User Manual (SmartLi 100Ah)
9 Parts Replacement
Issue 02 (2020-03-17)
Copyright © Huawei Technologies Co., Ltd.
129
Step 4
Press the contact plate at the bottom of the circuit breaker using the screwdriver again to
install the new circuit breaker to the correct position. And then push the contact plate upwards
using the screwdriver.
Step 5
Use a Phillips screwdriver to reconnect the cables or copper bars to the new circuit breaker as
they were originally installed.
Step 6
Reconnect the power input to the circuit breaker and switch the circuit breaker to ON, as
shown in the following figure.
Figure 9-5
Installing a circuit breaker
----End
Follow-up Procedure
Put the removed component into the ESD box or bag and then place the ESD box or bag
into the carton box with foams or the bag of the new component.
Fill in the fault card with the information about the removed component.
Contact your local Huawei office to handle the faulty component.
9.1.3 Replacing an HSU
Prerequisites
When replacing an HSU, avoid damaging the connectors behind it. Place the HSU horizontal
on the ground. Vertical placement is forbidden.
Procedure
Step 1
Unlock the HSU panel.
Step 2
Remove the screws that secure the HSU.
Step 3
Press the positioning lock and remove the HSU.