Parallel failedFault

Felicity battery error Parallel failed

Parallel failed

Fault — the battery enters fault protection and stops normal operation until the fault is cleared — how it is shown (LED pattern or display code) depends on the model.

LUX-X-48050LG01

BatteryFault

Also applies to:LUX-X-48050LCG01LUX-X-48050LMG01LUX-X-48050LG01M2LUX-X-48050LG01M3LUX-X-48050LG01M4

What it means

Parallel failed — Parallel connection failure between battery units.

Cause: A single unit is installed to a parallel system, or the wiring between paralleled units is incorrect or incomplete.

How to fix it

  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, p.17

Frequently asked questions

What does error Parallel failed mean on a Felicity battery?
Parallel failed means: Parallel failed. A single unit is installed to a parallel system, or the wiring between paralleled units is incorrect or incomplete.
Is error Parallel failed a fault or a warning?
Parallel failed is a fault code: the battery enters protection and stops normal operation until it is cleared.
How do I clear or fix error Parallel failed?
1. Please check if single unit is installed to parallel system.

Related error codes

Other codes on the LUX-X-48050LG01

All LUX-X-48050LG01 codes

Prefer the full written guide? Read the complete Felicity inverter error-code guide

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