Fault

Parallel failed

Parallel failed

1 Devices that report this code
Parallel failedParallel failedFault
Description

Parallel connection failure between battery units.

Recommended fix

1. Please check if single unit is installed to parallel system. 2. if this error happens during parallel installation, please check wires connection. if they are connected correctly, please finish parallel installation first, and then restart the unit. 3. if the problem remains, please contact your installer.

Source:LUX-X-48050LG01-low-voltage-battery-user-guide.pdf · page 17

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