Maintenance; Power Off The Inverter; Removing The Inverter; Disposing Of The Inverter - Goodwe ET Series User Manual

09 Maintenance

9 Maintenance

9.1 Power OFF the Inverter

INSTRUCTIONS PERTAINING TO A RISK OF FIRE OR ELECTRIC SHOCK.
• Power off the inverter before operations and maintenance. Otherwise, the inverter may be
damaged or electric shocks may occur.
• Delayed discharge. Wait until the components are discharged after power off.
Step 1 Turn off the AC switch between the inverter and the utility grid.
Step 2 Turn off the DC switch between the inverter and the battery.
Step 3 (optional) Turn off the PV DC switch of the inverter.
Step 4 (optional) Turn off the DC switch between the inverter and the PV string.

9.2 Removing the Inverter

• Make sure that the inverter is powered off.
• Wear proper PPE before any operations.
Step 1 Disconnect all the cables, including DC cables, AC cables, communication cables, PE
cables, and the communication module.
Step 2 Remove the inverter from the mounting plate.
Step 3 Remove the mounting plate.
Step 4 Store the inverter properly. Ensure that the storage conditions meet the requirements for
future use.

9.3 Disposing of the Inverter

If the inverter cannot work anymore, dispose of it according to the local disposal
requirements for electrical equipment waste. The inverter cannot be disposed of together
with household waste.
DANGER
WARNING
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User Manual V1.1-2022-12-20