Fault

LED-FAULT-BMS-TL

BMS Temperature Low.

1 Devices that report this code
LED-FAULT-BMS-TLBMS Temperature Low.Fault
Description

FAULT mode: Green LED OFF, Red LED ON. LED1 OFF, LED2 OFF, LED3 OFF, LED4 ON (low-temp pattern per 8.9 table). Indicates the BMS internal temperature is below the protection threshold.

Source:felicity-5.1-kwh-user-manual.pdf · page 10

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