FUSE-BLOWNFault

Felicity battery error FUSE-BLOWN

Fuse Blown (Overcurrent)

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.

FLB48314TG1

BatteryFault

What it means

Fuse Blown (Overcurrent) — Battery experienced overcurrent causing the external fuse to blow.

Cause: The battery experienced an overcurrent severe enough to blow the external protection fuse — typically a short circuit or a hard current surge on the DC connection.

How to fix it

  1. Step 1: Use Phillips-head screwdriver to remove screws from fuse cover.
  2. Step 2: Open fuse cover, remove old fuse, replace with the new one (spare fuse provided).
  3. Step 3: Reattach fuse cover and secure.
  4. Non-professionals are not allowed to open this cover.

Source: Felicity-FLB48314TG1-Manual.pdf

Frequently asked questions

What does error FUSE-BLOWN mean on a Felicity battery?
FUSE-BLOWN means: Fuse Blown (Overcurrent). The battery experienced an overcurrent severe enough to blow the external protection fuse — typically a short circuit or a hard current surge on the DC connection.
Is error FUSE-BLOWN a fault or a warning?
FUSE-BLOWN is a fault code: the battery enters protection and stops normal operation until it is cleared.
How do I clear or fix error FUSE-BLOWN?
Step 1: Use Phillips-head screwdriver to remove screws from fuse cover. Step 2: Open fuse cover, remove old fuse, replace with the new one (spare fuse provided).

Related error codes

Other codes on the FLB48314TG1

All FLB48314TG1 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.