Fault
1 Devices that report this codeCOMM-FAULT
Unable to Communicate with Inverter.
COMM-FAULTUnable to Communicate with Inverter.Fault
Description
Wrong communication cable used, or battery DIP switch settings are incorrect.
Recommended fix
Before connecting battery to inverter, set battery DIP switches correctly per the DIP switch table. After setting DIP switches, restart the battery to activate the DIP, then use correct communication cable.
Source:
Felicity-FLB48314TG1-Manual.pdfCompiled from official FelicityESS user manuals. Always consult your device manual and a qualified technician before performing repairs.