Post-Installation Check List; Troubleshooting Guideline - LG RESU10H Installation Manual

Troubleshooting
5.1.1

Post-Installation Check List

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

Troubleshooting Guideline

If the battery LED is OFF
1. Turn off the Circuit Breaker first, then turn off the Aux Power Switch.
2. Turn off the inverter. Verify there is no power at the battery connection.
3. 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).
4. Turn on the Aux Power Switch first. Then, turn on the Circuit Breaker.
5. Turn on the inverter.
6. If the LED is still off, turn off the Circuit Breaker first, then turn off the Aux Power
Switch.
7. Contact LGC 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
Aux Power Switch and the Circuit Breaker.
30
YES NO