On Site Troubleshooting – Help Centre (EN)

myenergi Wi-Fi Setup & Troubleshooting

This article walks you through connecting a myenergi device to your Wi-Fi network — from initial checks and setup, th...

Code 151 / W00: Grid Volt Low

If your libbi displays Code 151 / W00: Grid Volt Low, this indicates that the voltage supplied to the libbi inverter ...

Code 152 / W01: Grid Volt High

If your libbi displays Code 152 / W01: Grid Volt High, this means that the Grid Voltage to the libbi inverter has gon...

Code 153 / W02: Grid Frequency Low

If your libbi displays Code 153 / W02: Grid Frequency Low, this indicates that the voltage supplied to the libbi inve...

Code 154 / W03: Grid Frequency High

If your libbi displays Code 154 / W03: Grid Frequency High, this indicates that the voltage supplied to the libbi inv...

Code 155 / W04: Solar Loss

If your libbi displays Code 155 / W04: Solar Loss, the libbi has detected that Solar PV has been connected, but no So...

Code 156 / W05: Bat Loss

Code 156 / W05: Bat Loss occurs on libbi when one or more battery to inverter communications have failed. What does t...

Code 157 / W06: Bat Under Volt

If your libbi displays Code 157 / W06: Bat Under Volt, the battery voltage is under the required operating threshold....

Code 158 / W07: Bat Volt Low

If libbi displays Code 158 / W07: Bat Volt Low, the battery is reporting low voltage into the batteries, indicating t...

Code 159 / W08: Bat Volt High

If libbi displays Code 159 / W08: Bat Volt High, this indicates that the incoming voltage to the batteries is higher ...

Code 160 / W09: Over Load

If your libbi displays Code 160 / W09: Over Load, the backup circuit has drawn more than 16A on the 3.6kW inverter or...

Code 161 / W10: GFCI Over

If your libbi displays Code 161 / W10: GFCI Over, this means that the inverter's ground-fault protection (GFCI) has b...

Code 162 / W11: LN Reverse

If your libbi displays Code 162 / W11: LN Reverse, this indicates that the live and neutral connections have been rev...

Code 163 / W12: Fan Fault

If your libbi displays Code 163 / W12: Fan Fault, this indicates that there is an issue with the cooling fan in the l...

Code 164 / W13: BAT Power Down

If your libbi displays Code 164 / W13: BAT Power Down, this indicates that the libbi's batteries do not contain suffi...

Code 165 / W14: BMS Discharge Over Current

If your libbi displays Code 165 / W14: BMS Discharge Over Current, this indicates that the Battery Management System ...

Code 166 / W15: BMS Charge Over Current

If your libbi displays Code 166 / W15: BMS Charge Over Current, this indicates that the Battery Management System (BM...

Code 167 / W16: BMS Over Volt

If your libbi displays Code 167 / W16: BMS Over Volt, this indicates that the Battery Management System (BMS) has det...

Code 168 / W17: BMS Over Temp

If your libbi displays Code 168 / W17: BMS Over Temp, this indicates that the Battery Management System has detected ...

Code 169 / W18: BMS Discharge Low Temp

If your libbi displays Code 169 / W18: BMS Discharge Low Temp, this indicates that the Battery Management System (BMS...

Code 170 / W19: BMS Volt Imbalance

If your libbi displays Code 170 / W19: BMS Volt Imbalance, this indicated that the Battery Management System (BMS) ha...

Code 171 / W20: BMS Communicate Fault

If your libbi displays Code 171 / W20: BMS Communicate Fault, this indicates that the Battery Management System (BMS)...

Code 172 / W21: BMS Under Volt

If your libbi displays Code 172 / W21: BMS Under Volt, this indicates that the Battery Management System (BMS) has de...

Code 173 / W22: BMS Charge Temp Low

If your libbi displays Code 173 / W22: BMS Charge Temp Low, this indicates that the Battery Management System (BMS) h...

Code 174 / W23: BMS Severe Over Volt

If your libbi displays Code 174 / W23: BMS Severe Over Volt, this indicates that the Battery Management System (BMS) ...

Code 175 / W24: BMS Severe Over Temp

If your libbi displays Code 175 / W24: BMS Severe Over Temp, this indicates that the Battery Management System has de...

Code 179 / W25: CT Reverse

If your libbi displays Code 179 / W25: CT Reverse, this indicates that the Grid Current Transformer (CT) used to moni...

Other libbi Codes

The following section lists additional status codes and messages that may appear on your libbi. Each one indicates a ...