Post-Installation Check List; Troubleshooting Guideline - LG ESS HB 7.0 Manuel D'installation

Troubleshooting
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5.1.1 Post-Installation check List

1. Visual check if the wiring matches with the installation manual.
(3.2 Cable connection)
2. The disconnect switch is ON.
3. The Circuit Breaker is ON.
4. The battery "ON" LED is ON.
5. The inverter power is ON.
6. The inverter has the latest firmware.
7. The inverter recognizes the battery.
8. The battery can operate after installation is correctly done.
8-1. The AC grid is connected.
8-2. The Meter is installed.
8-3. The government approval is complete.
9. IF ANY OF #8 IS CHECKED AS "NO" OR THE INVERTER NEEDS TO
BE TURNED OFF, TURN OFF THE CIRCUIT BREAKER.
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5.1.2 Troubleshooting guideline

If the battery LED is OFF
1. Turn off the Circuit Breaker.
2. Turn off the disconnect switch.
3. Turn off the inverter. Verify there is no power at the battery connection.
4. Unplug all the wires and reconnect. Re-check the wiring on the battery is done correctly. Refer
to the installation manual (3.2 Cable connection).
5. Turn on the Circuit Breaker.
6. Turn on the inverter.
7. If the LED is still off, turn off the Circuit Breaker.
8. Contact LGE regional contact point.
1) Contact the inverter manufacturer.
2) Refer to the inverter installation manual or troubleshooting guideline.
3) Refer to the User guide or Installation manual (3.2 Cable connection) for the location of the
battery Disconnect switch and the Circuit Breaker.
1)
2)
YES
3)
NO