Fault

18

Battery Under Voltage Alarm.

4 Devices that report this code
18Battery Under Voltage Alarm.Fault
Description

Battery voltage is too low, the battery should be charged.

Recommended fix

1. Restart the system 2~3 times; 2. if the fault still exists, please contact us for help.

Source:Felicitysolar IVGM Series Hybrid inverter Instruction Manual.pdf · page 51Felicitysolar IVGM Series Hybrid inverter Instruction Manual.pdf · page 53
18SampSensor is error.Fault
Description

Fault event: sampling sensor (current/voltage sensing circuit) error.

Recommended fix

Restart the unit. if the error persists, contact the repair center.

Source:LUX-S-1600LG01.pdf · page 22
18Relay Adhesion Fault.Critical
Description

Main relay contacts have welded/stuck (relay adhesion).

Recommended fix

Restart, if the fault still exists, contact our engineer.

Source:LUX-Y-48100HG01-Lithium-Battery-User-Guide.pdf · page 20
18Relay Adhesion Fault.Fault
Description

Relay Adhesion Fault.

Source:LUX-Y-48100HG01MN User manual 358-S010025-03 0325(V2.0).pdf · page 27

Compiled from official FelicityESS user manuals. Always consult your device manual and a qualified technician before performing repairs.