8 Replacing an Air Conditioner
8.1 Replacing an Air Conditioner Internal Fan
Prerequisites
● Fault locating:
a. Log in to the SmartLogger WebUI/CMU WebUI/FusionSolar app/
SmartPVMS to view alarm information.
b. Refer to the alarm handling suggestions in the alarm list.
● Tools: at-head or Phillips insulated torque screwdriver, insulated torque
socket wrench, multimeter
● Power-o: Turn o the power switch of the air conditioner in the cabinet.
The power loop of the ESS does not need to be powered o. You are advised to set
the ESS in standby or shutdown mode during replacement.
Procedure
Step 1 Remove the air duct.
Figure 8-1 Removing the air duct
LUNA2000-200KWH-2H1 Smart String ESS
Maintenance Manual 8 Replacing an Air Conditioner
Issue 02 (2023-02-28) Copyright © Huawei Digital Power Technologies Co., Ltd. 92
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