LG ESS Home 10 Installation Manual page 68

68
Troubleshooting
Code Message
PV Source
Unmatching
Battery Source
Unmatching
Battery 1
Disconnection
Battery 2
Disconnection
4
W101 Inverter Over Temp
W102 PV Over Temp
W103 Battery Over Temp
W104 Outside Over Temp
Inside Over Temp
Description
Voltage level of Inverter L2 is
higher than the limitation
Voltage level of Inverter L3 is
higher than the limitation
Invalid PV source connection
Invalid Battery source connection
BMS communication is connected
but the power line of battery 1 is
not connected
BMS communication is connected
but the power line of battery 2 is
not connected
The Inverter temperature is higher
than the limitation
The PV Converter temperature is
higher than the
The Battery Converter
temperature is higher than the
The ESS PCS Outside temperature
is higher than the limitation
The ESS PCS intside temperature
is higher than the limitation
Solution
Automatically restart after
detecting fault
Automatically restart after
detecting fault
Automatically restart after
detecting fault
Automatically restart after
detecting fault
Automatically restart after
detecting fault
Automatically restart after
detecting fault
Automatically restart after
detecting fault
Automatically restart after
detecting fault
Automatically restart after
detecting fault
Automatically restart after
detecting fault
Automatically restart after
detecting fault