Huawei LUNA2000-97KWH-1H1 Maintenance Manual page 123

LUNA2000-(97KWH-1H1, 129KWH-2H1,
161KWH-2H1, 200KWH-2H1) Smart String ESS
Maintenance Manual
Figure 25-2 Removing the old SMU
Step 4 Check the DIP switch settings of the SMU.
Step 5 Set the DIP switch on the new SMU based on the DIP switch settings.
Step 6 Insert the new SMU into the slot and slide it into the subrack along the guide rails.
Step 7 Push the handle of the SMU upwards until it is in position.
Figure 25-3 Installing the new SMU
Step 8 Connect the signal cable terminals and COM communications cables to the panel
of the new SMU based on the recorded information.
Step 9 Disconnect the ground cable of the ESD wrist strap, and remove the ESD wrist
strap and ESD gloves.
----End
Follow-up Procedure
Put the removed component in an ESD box or bag and return it to the local
warehouse.
Issue 04 (2023-06-30) Copyright © Huawei Digital Power Technologies Co., Ltd.
25 Replacing an SMU11B
117